CN212835198U - Environmental protection dust removal mechanism is used in municipal works construction - Google Patents

Environmental protection dust removal mechanism is used in municipal works construction Download PDF

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Publication number
CN212835198U
CN212835198U CN202021309749.1U CN202021309749U CN212835198U CN 212835198 U CN212835198 U CN 212835198U CN 202021309749 U CN202021309749 U CN 202021309749U CN 212835198 U CN212835198 U CN 212835198U
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China
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water tank
storage water
fixed
pmkd
dust removal
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Expired - Fee Related
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CN202021309749.1U
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Chinese (zh)
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李文广
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Inner Mongolia Huajian Construction Group Co ltd
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Inner Mongolia Huajian Construction Group Co ltd
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Priority to CN202021309749.1U priority Critical patent/CN212835198U/en
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Abstract

The utility model discloses an environmental protection dust removal mechanism for municipal works construction, including PMKD, bracing piece, shower nozzle, hose and rubber cushion, PMKD's top is provided with the storage water tank, storage water tank bottom PMKD's inside is provided with equidistant buffer gear, the inside of storage water tank is provided with edulcoration mechanism, storage water tank both sides PMKD's surface all is fixed with the water pump through rubber cushion, rubber cushion one side PMKD's surface all is fixed with equidistant bracing piece. The utility model discloses not only realized dust removal mechanism to the separation function of the great impurity of volume when absorbing external dust, avoided the pollution phenomenon of environment, realized dust removal mechanism dust fall and to the adsorption function of impurity in the dust, increased the environmental protection effect, realized moreover that dust removal mechanism is to the dust fall processing function of subaerial dust, realized buffering and protect function to the storage water tank bottom, prolonged life cycle, practiced thrift the resource.

Description

Environmental protection dust removal mechanism is used in municipal works construction
The technical field is as follows:
the utility model relates to a dust removal technical field especially relates to an environmental protection dust removal mechanism for municipal works construction.
Background art:
in the municipal engineering construction, a large amount of dust is generated and is scattered in the air, a construction worker can suck a lot of floating dust when working in the environment, the lung of the construction worker can be greatly damaged if the floating dust is sucked for a long time, and the work efficiency of the construction worker can be influenced by the floating dust, so that the dust is required to be adsorbed and treated by a dust removing mechanism on the municipal engineering construction site.
Chinese patent is granted No. CN 209423226U, discloses a spraying dust collector for building engineering construction, including base and box shell, the box shell is fixed in the upper end of base, the upper end of box shell is provided with the storage water tank, and the bottom intercommunication of storage water tank has first outlet pipe, the roof downwardly extending end intercommunication that first outlet pipe passed box shell has the shower head, the bilateral symmetry of storage water tank upper end outer wall is equipped with the draught fan, the lower extreme inner wall of storage water tank is equipped with the water-stop sheet, and the bottom of water-stop sheet is equipped with the filter screen, the bilateral symmetry intercommunication of box shell lower extreme outer wall has the second outlet pipe, and the second outlet pipe keeps away from a port department of box shell and pegs graft perpendicularly and have the spray pipe, the outlet end intercommunication of spray pipe has the high pressure atomising head. The utility model discloses though simple structure, easy operation can carry out effective dust fall to the floated dust in building ground and handle, and spray dust removal efficiency is high, can satisfy people's user demand basically, but still has certain problem, and concrete problem has following several:
1. when the traditional dust removing mechanism is used, the function of blocking impurities with larger volume when absorbing external dust is rarely arranged, so that the phenomenon that large-particle impurities are absorbed to cause the internal damage of the induced draft fan is easily caused, and the environment pollution phenomenon is caused;
2. when the traditional dust removal mechanism is used, dust removal and adsorption functions on impurities in dust are rarely arranged, so that the phenomenon that a spray head is blocked when water is sprayed due to the fact that the water contains too many impurities easily occurs;
3. when the traditional dust removal mechanism is used, a dust falling treatment function for dust on the ground is rarely arranged, so that the phenomenon of secondary floating of the dust due to poor adsorption effect is easily caused;
4. when the traditional dust removal mechanism is used, the buffering and protection functions of the bottom of the water storage tank are generally rarely set, and the water leakage phenomenon caused by cracks at the bottom of the water storage tank due to the fact that the quality of the water storage tank is too large is easily caused, so that the service cycle is shortened, and the resource waste phenomenon is caused.
The utility model has the following contents:
an object of the utility model is to provide an environmental protection dust removal mechanism for municipal works construction to solve the not enough of prior art.
The utility model discloses by following technical scheme implement: an environment-friendly dust removal mechanism for municipal engineering construction comprises a fixed base plate, supporting rods, a spray head, a hose and a rubber cushion block, wherein walking wheels are arranged at the corner positions of the bottom of the fixed base plate, a pushing handle is fixed on the surface of one side of the fixed base plate, a button switch is arranged on the surface of one side of the fixed base plate, a water storage tank is arranged above the fixed base plate, a door body is arranged at the central position of the surface of the water storage tank, a visual window is arranged on the surface of the water storage tank above the door body, a buffer mechanism with equal intervals is arranged inside the fixed base plate at the bottom of the water storage tank, an end cover is arranged at the central position of the top end of the water storage tank, one end of the end cover is communicated with the inside of the water storage tank, waterproof shells are welded at the central positions of two sides inside the, the water storage tank is characterized in that air inlets are arranged inside two sides of the water storage tank, one side of each air inlet is communicated with the input end of the draught fan, a filter plate is arranged on one side of each air inlet, which is far away from the draught fan, through holes with equal intervals are formed in the surface of each filter plate and communicated with the input end of the draught fan, the output end of the draught fan penetrates through the waterproof shell and is communicated with the inside of the water storage tank, an impurity removing mechanism is arranged inside the water storage tank, a guide plate is fixed at the bottom of the water storage tank, water pumps are fixed on the surfaces of fixing bottom plates on two sides of the water storage tank through rubber cushion blocks, the input ends of the water pumps are electrically connected with the output ends of the button switches, the input ends of the water pumps are communicated with the inside, one side that the bracing piece was kept away from to the articulated ball all articulates there is the shower, and the inside of shower is linked together with the output of water pump, the surface of shower all is provided with equidistant shower nozzle, and the input of shower nozzle and button switch's output electric connection.
Preferably, the inside of edulcoration mechanism has set gradually and has filtered frame, quartz sand layer, activated carbon layer, draw-in groove, fixture block and the cotton layer of PP, the draw-in groove has all been seted up to the inside wall of storage water tank both sides, and the inside of draw-in groove is provided with the fixture block.
Preferably, one side that the draw-in groove was kept away from to the fixture block is fixed with the filter frame, the inside of filtering the frame is filled up and is had the activated carbon layer, and activated carbon layer below filters the inside of frame and is filled up and have the quartz sand layer to the inside of filtering the frame is filled up and is had the PP cotton layer far away from activated carbon layer one side on the quartz sand layer.
Preferably, the inside of buffer gear has set gradually fixed slot, buffering frame, connecting rod, press panel and buffer spring, the fixed slot has been seted up to the inside of PMKD, and the inside of fixed slot is fixed with equidistant buffering frame, the inside of buffering frame all is fixed with buffer spring.
Preferably, a pressing plate is fixed at one end of the buffer spring, a connecting rod is fixed at one side of the pressing plate, which is far away from the buffer spring, and one end of the connecting rod penetrates through the buffer frame and is connected with the bottom of the water storage tank.
Preferably, the outer side of the filter plate is circumferentially fixed with fixing rings at equal intervals, fixing bolts are arranged inside the fixing rings, and one ends of the fixing bolts penetrate through the fixing rings and are fixed with the air inlet through threads.
The utility model has the advantages that: the environment-friendly dust removal mechanism for municipal engineering construction not only realizes the function of blocking large-volume impurities when absorbing external dust, avoids the pollution phenomenon of the environment, realizes the functions of dust removal of the dust removal mechanism and adsorption of the impurities in the dust, increases the environment-friendly effect, but also realizes the function of dust removal treatment of the dust on the ground by the dust removal mechanism, realizes the functions of buffering and protecting the bottom of the water storage tank, prolongs the service cycle and saves resources;
1. the filter plate, the fixing bolt and the air inlet are arranged, so that impurities with light external mass and large volume are blocked under the action of the filter plate, if the air inlet is not smooth, the fixing bolt is sequentially rotated to enable the fixing bolt to be loosened with the air inlet, the filter plate is taken down to be cleaned, the function of blocking impurities with large volume when a dust removal mechanism absorbs external dust is realized, and the phenomenon that large-particle impurities are sucked to cause the internal damage of the induced draft fan is avoided;
2. the dust removal device is provided with the activated carbon layer, the clamping blocks and the filter frame, small metal particles, floats and sludge doped in dust are adsorbed under the combined action of the activated carbon layer, the quartz sand layer and the activated carbon layer, after adsorption is finished, the door body is opened, and the filter frame is taken out under the action of the clamping grooves and the clamping blocks to clean and replace the interior of the filter frame, so that the dust removal function of the dust removal mechanism is realized, the adsorption function of impurities in the dust is realized, and the phenomenon that a spray head is blocked when water is sprayed due to excessive impurities in water is avoided;
3. the spraying pipe, the hinged ball and the spray head are arranged, water in the water storage tank is introduced into the spraying pipe through the water pump and the hose, the angle of the spraying pipe is adjusted through the hinged ball, the spray head is controlled by the control button switch to spray dust on the ground, the dust falling treatment function of the dust removing mechanism on the dust on the ground is realized, and the phenomenon of secondary floating of the dust due to poor adsorption effect is avoided;
4. through being provided with the connecting rod, pressing panel and buffer spring, the gravity of storage water tank presses to the connecting rod, pushes down buffer spring and moves down under the effect of pressing the panel for the bottom of storage water tank contacts with PMKD's surface, has realized buffering and protect function to the storage water tank bottom, thereby has avoided because the phenomenon that the crackle caused the leakage appears in the too big storage water tank bottom of quality of storage water tank.
Description of the drawings:
in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic front sectional view of the present invention.
Fig. 2 is a schematic view of the appearance structure of the present invention.
Fig. 3 is a schematic view of the side view appearance structure of the present invention.
Fig. 4 is an enlarged schematic view of the filter plate of the present invention.
Fig. 5 is an enlarged schematic view of the impurity removing mechanism of the present invention.
Fig. 6 is an enlarged schematic view of the buffering mechanism of the present invention.
In the figure: 1. fixing the bottom plate; 2. a support bar; 3. a spray head; 4. a water storage tank; 5. an induced draft fan; 6. an end cap; 7. a waterproof housing; 8. an air inlet; 9. an impurity removal mechanism; 901. a filter frame; 902. a quartz sand layer; 903. an activated carbon layer; 904. a card slot; 905. a clamping block; 906. a PP cotton layer; 10. a hose; 11. a water pump; 12. a traveling wheel; 13. a buffer mechanism; 1301. fixing grooves; 1302. a buffer frame; 1303. a connecting rod; 1304. a pressing plate; 1305. a buffer spring; 14. a baffle; 15. a rubber cushion block; 16. hinging the ball; 17. a visual window; 18. a filter plate; 19. a door body; 20. a shower pipe; 21. a push button switch; 22. pushing the handle; 23. a through hole; 24. fixing the bolt; 25. and (4) fixing the ring.
The specific implementation mode is as follows:
the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-6, an environment-friendly dust removing mechanism for municipal engineering construction comprises a fixed base plate 1, support rods 2, a spray head 3, a hose 10 and a rubber cushion block 15, wherein walking wheels 12 are arranged at the corner positions of the bottom of the fixed base plate 1, a push handle 22 is fixed on the surface of one side of the fixed base plate 1, a button switch 21 is arranged on the surface of one side of the fixed base plate 1, the type of the button switch 21 can be in the LAY3 series, a water storage tank 4 is arranged above the fixed base plate 1, a door body 19 is arranged at the central position of the surface of the water storage tank 4, a visual window 17 is arranged on the surface of the water storage tank 4 above the door body 19, and a buffer mechanism 13 with equal intervals is arranged inside the fixed base;
a fixing groove 1301, a buffer frame 1302, a connecting rod 1303, a pressing plate 1304 and a buffer spring 1305 are sequentially arranged in the buffer mechanism 13, the fixing groove 1301 is formed in the fixing base plate 1, the buffer frames 1302 with equal intervals are fixed in the fixing groove 1301, the buffer springs 1305 are fixed in the buffer frames 1302, the pressing plate 1304 is fixed at one end of each buffer spring 1305, the connecting rod 1303 is fixed at one side, away from the buffer springs 1305, of each pressing plate 1304, and one end of each connecting rod 1303 penetrates through the buffer frame 1302 and is connected with the bottom of the water storage tank 4;
when the water storage tank 4 is used, the gravity of the water storage tank 4 presses the connecting rod 1303, the buffer spring 1305 is pushed to move downwards under the action of the pressing plate 1304, so that the bottom of the water storage tank 4 is in contact with the surface of the fixed base plate 1, the functions of buffering and protecting the bottom of the water storage tank 4 are realized, and the phenomenon of water leakage caused by cracks at the bottom of the water storage tank 4 due to the fact that the mass of the water storage tank 4 is too large is avoided;
an end cover 6 is arranged at the central position of the top end of the water storage tank 4, one end of the end cover 6 is communicated with the inside of the water storage tank 4, waterproof shells 7 are welded at the central positions of two sides of the inside of the water storage tank 4, an induced draft fan 5 is fixed inside the waterproof shells 7, the type of the draught fan 5 can be Y series small-sized fan, the input end of the draught fan 5 is electrically connected with the output end of the button switch 21, the inner parts of the two sides of the water storage tank 4 are both provided with air inlets 8, one side of the air inlet 8 is communicated with the input end of the induced draft fan 5, one side of the air inlet 8, which is far away from the induced draft fan 5, is provided with a filter plate 18, fixing rings 25 with equal intervals are fixed on the outer side of the filter plate 18 along the circumferential direction, fixing bolts 24 are arranged inside the fixing rings 25, one end of the fixing bolt 24 penetrates through the fixing ring 25 and is fixed with the air inlet 8 in a threaded manner, and the fixing bolt is used for blocking impurities with larger volume when absorbing outside dust;
the surface of the filter plate 18 is provided with through holes 23 at equal intervals, the through holes 23 are communicated with the input end of the induced draft fan 5, the output end of the induced draft fan 5 penetrates through the waterproof shell 7 to be communicated with the inside of the water storage tank 4, and the inside of the water storage tank 4 is provided with an impurity removal mechanism 9;
the inside of the impurity removing mechanism 9 is sequentially provided with a filter frame 901, a quartz sand layer 902, an activated carbon layer 903, a clamping groove 904, a clamping block 905 and a PP cotton layer 906, the inner side walls of two sides of the water storage tank 4 are both provided with the clamping groove 904, the clamping block 905 is arranged inside the clamping groove 904, the filter frame 901 is fixed on one side, away from the clamping groove 904, of the clamping block 905, the activated carbon layer 903 is filled inside the filter frame 901, the quartz sand layer 902 is filled inside the filter frame 901 below the activated carbon layer 903, and the PP cotton layer 906 is filled inside the filter frame 901 on the side, away from the activated carbon layer 903, of the quartz sand layer 902;
when the dust removing device is used, sucked dust is mixed with water in the water storage tank 4, small metal particles, floats and sludge doped in the dust are adsorbed under the combined action of the activated carbon layer 903, the quartz sand layer 902 and the activated carbon layer 903, after adsorption is finished, the door body 19 is opened, the filter frame 901 is taken out under the action of the clamping groove 904 and the clamping block 905, and the interior of the filter frame is cleaned and replaced, so that the dust removing mechanism is used for removing dust and adsorbing impurities in the dust, and the phenomenon that the spray head 3 is blocked when water is sprayed due to the fact that the water contains too many impurities is avoided;
a guide plate 14 is fixed at the bottom of the water storage tank 4, a water pump 11 is fixed on the surface of the fixed bottom plate 1 at both sides of the water storage tank 4 through rubber cushion blocks 15, the type of the water pump 11 can be an SLG series vertical single-stage single-suction pipeline pump, the input end of the water pump 11 is electrically connected with the output end of the button switch 21, the input end of the water pump 11 is communicated with the inside of the water storage tank 4, the supporting rods 2 with equal intervals are fixed on the surface of the fixed bottom plate 1 at one side of the rubber cushion block 15, and the top of the support rod 2 is provided with a hinged ball 16, one side of the hinged ball 16 far away from the support rod 2 is hinged with a spray pipe 20, the inner part of the spray pipe 20 is communicated with the output end of the water pump 11, the surfaces of the spray pipe 20 are all provided with spray heads 3 with equal intervals, the type of the spray head 3 can be WZ-112 mist spray head, the spraying range is wide, the energy-saving effect is achieved, and the input end of the spray head 3 is electrically connected with the output end of the button switch 21.
The working principle is as follows: when the dust removal device is used, the fixing base plate 1 is moved to a construction site under the action of the walking wheel 12 by pushing the pushing handle 22, the external power supply is connected, the control button switch 21 controls the draught fan 5 to introduce dust into the water storage tank 4, adsorption of floating dust on the municipal engineering construction site is guaranteed, impurities with light external mass and large volume are simultaneously separated under the action of the filter plate 18, if air inlet is not smooth, the fixing bolt 24 is sequentially rotated to enable the impurities to be loosened with the air inlet 8, the filter plate 18 is taken down to be cleaned, the separation function of a dust removal mechanism on large-volume impurities when absorbing external dust is achieved, the phenomenon that large-particle impurities are sucked to cause internal damage of the draught fan 5 is avoided, sucked dust is mixed with water in the water storage tank 4, and small metal particles doped in the dust under the combined action of the activated carbon layer 903, the quartz sand layer 902 and the activated carbon layer 903, Floaters and sludge are adsorbed, after adsorption is finished, the door body 19 is opened, the filter frame 901 is taken out under the action of the clamping groove 904 and the clamping block 905, and the interior of the filter frame is cleaned and replaced, so that the dust fall of the dust removal mechanism and the adsorption function of impurities in dust are realized, the phenomenon that the spray head 3 is blocked when water is sprayed due to excessive impurities in water is avoided, metal particles and floaters in the dust are adsorbed, the green environment-friendly effect is achieved, then the water pump 11 is controlled by the control button switch 21 to work, water in the water storage tank 4 is led into the spray pipe 20 through the water pump 11 and the hose 10, the angle of the spray pipe 20 is adjusted through the hinged ball 16, the spray head 3 is controlled by the control button switch 21 to spray dust on the ground, the dust fall processing function of the dust removal mechanism on the ground is realized, and the phenomenon that secondary floating of the dust is caused by poor adsorption effect, the clean degree on job site ground has been improved, work efficiency has been improved to the construction technology, when storage water tank 4 is removing and the in-process that adds water, the gravity of storage water tank 4 presses to connecting rod 1303, it moves down to push away buffer spring 1305 under the effect of pressing the clamp plate 1304, make the bottom of storage water tank 4 and PMKD 1's surface contact, the buffering and the protect function to storage water tank 4 bottom have been realized, thereby avoided because the phenomenon that the crackle caused the leakage appears in storage water tank 4 bottom is too big in quality of storage water tank 4, the work of dust removal mechanism is accomplished.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. The utility model provides an environmental protection dust removal mechanism for municipal works construction, includes PMKD (1), bracing piece (2), shower nozzle (3), hose (10) and rubber pad (15), its characterized in that: the corner position department of PMKD (1) bottom all is provided with walking wheel (12), and the fixed surface of PMKD (1) one side has promotion handle (22), and the surface mounting of PMKD (1) one side has button switch (21), the top of PMKD (1) is provided with storage water tank (4), and the central point department on storage water tank (4) surface is provided with the door body (19), and the surface of the storage water tank (4) above the door body (19) is provided with visual window (17), the inside of storage water tank (4) bottom PMKD (1) is provided with equidistant buffer gear (13), the central point department on storage water tank (4) top is provided with end cover (6), and the one end of end cover (6) is linked together with the inside of storage water tank (4), the central point department of the inside both sides of storage water tank (4) all welds waterproof shell (7), and the inside of waterproof housing (7) is fixed with draught fan (5) to the input of draught fan (5) and the output electric connection of button switch (21), the inside of storage water tank (4) both sides all is provided with air intake (8), and one side of air intake (8) is linked together with the input of draught fan (5), one side that draught fan (5) were kept away from in air intake (8) is provided with filter (18), equidistant through-hole (23) have all been seted up on the surface of filter (18), and through-hole (23) are linked together with the input of draught fan (5) to the output of draught fan (5) runs through the inside of waterproof housing (7) and storage water tank (4) and is linked together, the inside of storage water tank (4) is provided with edulcoration mechanism (9), the bottom of storage water tank (4) is fixed with guide plate (14), the surface of storage water tank (4) both sides PMKD (1) all is fixed with water pump (11) And the input of water pump (11) and the output electric connection of button switch (21) to the input of water pump (11) is linked together with the inside of storage water tank (4), the surface of rubber cushion (15) one side PMKD (1) all is fixed with equidistant bracing piece (2), and the top of bracing piece (2) all is provided with hinge ball (16), one side that bracing piece (2) were kept away from in hinge ball (16) all articulates there is shower (20), and the inside of shower (20) is linked together with the output of water pump (11), the surface of shower (20) all is provided with equidistant shower nozzle (3), and the input of shower nozzle (3) and the output electric connection of button switch (21).
2. The environmental protection dust removal mechanism for municipal engineering construction according to claim 1, wherein: the inside of edulcoration mechanism (9) has set gradually filter frame (901), quartz sand layer (902), activated carbon layer (903), draw-in groove (904), fixture block (905) and PP cotton layer (906), draw-in groove (904) have all been seted up to the inside wall of storage water tank (4) both sides, and the inside of draw-in groove (904) is provided with fixture block (905).
3. The environmental protection dust removal mechanism for municipal engineering construction according to claim 2, characterized in that: one side, away from the clamping groove (904), of the clamping block (905) is fixed with a filter frame (901), an activated carbon layer (903) is filled in the filter frame (901), a quartz sand layer (902) is filled in the filter frame (901) below the activated carbon layer (903), and a PP cotton layer (906) is filled in the filter frame (901) on the side, away from the activated carbon layer (903), of the quartz sand layer (902).
4. The environmental protection dust removal mechanism for municipal engineering construction according to claim 1, wherein: the buffer mechanism (13) is internally provided with a fixing groove (1301), a buffer frame (1302), a connecting rod (1303), a pressing plate (1304) and a buffer spring (1305) in sequence, the fixing groove (1301) is formed in the fixing base plate (1), the buffer frames (1302) with equal intervals are fixed in the fixing groove (1301), and the buffer spring (1305) is fixed in the buffer frame (1302).
5. The environmental protection dust removal mechanism for municipal engineering construction according to claim 4, wherein: one end of the buffer spring (1305) is fixed with a pressing plate (1304), one side of the pressing plate (1304), which is far away from the buffer spring (1305), is fixed with a connecting rod (1303), and one end of the connecting rod (1303) penetrates through the buffer frame (1302) and is connected with the bottom of the water storage tank (4).
6. The environmental protection dust removal mechanism for municipal engineering construction according to claim 1, wherein: the outside of filter (18) is fixed with solid fixed ring (25) of equidistant along circumference, the inside of solid fixed ring (25) all is provided with fixing bolt (24), and the one end of fixing bolt (24) run through solid fixed ring (25) and with air intake (8) thread tightening.
CN202021309749.1U 2020-07-06 2020-07-06 Environmental protection dust removal mechanism is used in municipal works construction Expired - Fee Related CN212835198U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202021309749.1U CN212835198U (en) 2020-07-06 2020-07-06 Environmental protection dust removal mechanism is used in municipal works construction

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Application Number Priority Date Filing Date Title
CN202021309749.1U CN212835198U (en) 2020-07-06 2020-07-06 Environmental protection dust removal mechanism is used in municipal works construction

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Publication Number Publication Date
CN212835198U true CN212835198U (en) 2021-03-30

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113414207A (en) * 2021-05-21 2021-09-21 张冰 Medical waste dust removal deodorizing device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113414207A (en) * 2021-05-21 2021-09-21 张冰 Medical waste dust removal deodorizing device
CN113414207B (en) * 2021-05-21 2022-11-22 张冰 Medical waste dust removal deodorizing device

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