CN210623545U - Remove dust removal pipeline - Google Patents
Remove dust removal pipeline Download PDFInfo
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- CN210623545U CN210623545U CN201920879238.4U CN201920879238U CN210623545U CN 210623545 U CN210623545 U CN 210623545U CN 201920879238 U CN201920879238 U CN 201920879238U CN 210623545 U CN210623545 U CN 210623545U
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Abstract
The utility model discloses a mobile dust removal pipeline, which comprises a fixed pipeline, a mobile pipeline, a branch pipe and a sealing device, wherein one end of the branch pipe is communicated with a first end of the mobile pipeline, the other end of the branch pipe is communicated with a chute, a second end opposite to the first end on the mobile pipeline is slidably connected with the fixed pipeline, the sealing device comprises a first sealing ring, a second sealing ring and a sealing strip, the first sealing ring is fixedly arranged on the outer surface of the fixed pipeline, the second sealing ring is fixedly arranged on the mobile pipeline, the sealing strip is fixedly arranged on the end surface of the first sealing ring facing to the second sealing ring, when the mobile pipeline moves along with the chute, the second sealing ring can be propped against or away from the sealing strip in an operable manner, when the second sealing ring is propped against the sealing strip, the leakage of smoke dust at the joint of the two pipelines can be prevented, the smoke can be ensured to enter a next processing device through, possess fine practicality, possess fine practicality.
Description
Technical Field
The utility model relates to a dry coke quenching technical field specifically relates to a remove dust removal pipeline.
Background
The dry quenching device is an energy-saving and environment-friendly device which uses inert gas N2 as a heat exchange medium to cool and extinguish red coke and heats a boiler to generate electricity. In the actual production process, when the red coke produced by the coke oven is loaded into the oven through the chute at the top of the dry quenching device, a large amount of smoke dust overflows around the chute and is discharged into the atmosphere within 1-2 minutes in the whole process, so that the atmosphere is seriously polluted. Considering environmental protection factors, the dry quenching device needs to remove dust from each dust overflow point when in use.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a remove dust removal pipeline.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
in one general aspect, there is provided a mobile dust removal pipe including a fixed pipe, a mobile pipe, a branch pipe, and a sealing device, wherein:
one end of the branch pipe is communicated with the first end of the movable pipeline;
the other end of the branch pipe is communicated with the chute;
a second end of the movable pipeline, which is opposite to the first end, is connected with the fixed pipeline in a sliding way;
the sealing device comprises a first sealing ring, a second sealing ring and a sealing strip, wherein the first sealing ring is fixedly arranged on the outer surface of the fixed pipeline, the second sealing ring is fixedly arranged on the movable pipeline, and the sealing strip is fixedly arranged on the end surface, facing the second sealing ring, of the first sealing ring;
the second seal ring is operable to abut or move away from the seal strip as the moving duct moves with the chute.
Preferably, the second end of the moving pipe is slidably disposed inside the fixed pipe, and the end surface of the first sealing ring facing the second sealing ring is flush with the end surface of the fixed pipe facing the moving pipe.
Preferably, the second sealing ring is located between the branch pipe and the first sealing ring.
Preferably, the sealing strip is made of one of plastic, sponge and rubber.
Preferably, the sealing device further comprises a first sealing support lug, and the first sealing support lug is fixedly arranged at the joint of the end face, facing the branch pipe, of the sealing strip and the inner ring face of the sealing strip.
Preferably, the sealing device further comprises a second sealing support lug, and the second sealing support lug is fixedly arranged at the joint of the end face, facing the branch pipe, of the sealing strip and the outer annular face of the sealing strip.
Preferably, the end face, facing the second sealing ring, of the sealing strip is provided with a plurality of grains.
Preferably, the first sealing ring is provided with a groove, and the sealing strip is embedded in the groove.
Preferably, the chutes comprise an upper chute and a lower chute, the upper chute is columnar, the lower chute is conical, and the other ends of the branch pipes are communicated with the side wall of the upper chute.
Preferably, the height of the end of the branch pipe communicating with the chute is higher than the height of the end of the branch pipe communicating with the moving pipe.
The utility model provides a mobile dust removal pipeline, one end of a branch pipe is communicated with a first end of a mobile pipeline, the other end of the branch pipe is communicated with a chute to communicate dust in the chute to the mobile pipeline, the dust content in the chute is reduced, a second end opposite to the first end on the mobile pipeline is connected with a fixed pipeline in a sliding way, the smoke leakage condition exists at the joint of the two, therefore, a sealing device is sleeved on the fixed pipeline and the mobile pipeline and comprises a first sealing ring, a second sealing ring and a sealing strip, the first sealing ring is sleeved at one end of the fixed pipeline facing the mobile pipeline, the second sealing ring is sleeved on the mobile pipeline, the sealing strip is fixedly arranged on the end surface of the first sealing ring facing the second sealing ring, when the mobile pipeline moves along with the chute, the second sealing ring can be operably abutted against or separated from the sealing strip, when the second sealing ring is abutted against the sealing strip, can prevent the smoke and dust of the junction of two pipelines to reveal, during as much as possible assurance smoke and dust passes through smoke and dust treatment pipeline and gets into processing apparatus on next step, possess fine practicality.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a schematic front view of a dry quenching process device of the present invention;
FIG. 2 is a schematic front view of the chute top sealing device of the present invention;
FIG. 3 is a schematic side view of the chute top sealing device of the present invention;
FIG. 4 is a schematic front view of the movable dust removal pipe of the present invention;
FIG. 5 is a schematic side view of the mobile dust removal pipe of the present invention;
FIG. 6 is a schematic axial side view of the mobile dust removal pipe of the present invention;
fig. 7 is a front view structure diagram of the movable sealing cover of the present invention;
fig. 8 is a schematic structural view of the drip mechanism of the present invention.
Detailed Description
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 work belong to the protection scope of the present invention.
Example one
Fig. 1 is a front view schematic structural diagram of a dry quenching process device of the present invention, as shown in fig. 1, an embodiment of the present invention provides a dry quenching process device, including a coke tank 2a, a chute 4a, a chute top sealing device and a dry quenching furnace 8a, wherein:
the coke tank 2a, the chute 4a and the dry quenching furnace 8a are sequentially arranged from top to bottom and communicated, the coke tank 2a is used for containing coke, and pouring the red hot coke into the dry quenching furnace 8a through the chute 4a for heat exchange, during the process of red coke loading of the coke tank, the smoke overflow can be generated in the butt joint process of the chute 4a and the dry quenching furnace 8a and the process of coke loading of the coke tank 2a to the chute 4a, and during coke loading, the coke tank 2a located above the chute 4a causes a large amount of smoke overflow from the periphery of the coke tank 2a which is not tightly sealed due to the internal and external pressure difference. Thus, in this embodiment, a chute top seal is provided between the coke drum 2a and the chute 4 a.
Fig. 2 is a schematic structural diagram of the chute top sealing device of the present invention in front view, the chute top sealing device is fixed on the top of the chute 4a, the notch on the top of the chute 4a is communicated with the coke tank 2a, and the chute top sealing device is arranged around the notch on the top of the chute 4 a;
specifically, the chute top sealing device comprises a sealing plate 111 and a fixing plate 112, the fixing plate 112 is fixed on the top of the chute, the sealing plate 111 is fixedly arranged on the fixing plate 112, the fixing plate 112 and the sealing plate (111) are provided with a plurality of sealing plates 111 which are connected in sequence, the top of each sealing plate 111 is abutted against the coke tank, the sealing plate 111 is made of cloth-sandwiched rubber, when the sealing plate is abutted against the coke tank, the sealing plate 111 can be effectively attached to the coke tank 2a due to the plasticity of the rubber, smoke can be leaked to each direction at the joint of the notch at the top of the chute 4a and the coke tank 2a, therefore, the diffusion of the smoke to each direction can be effectively prevented by arranging the chute top sealing device around the notch at the top of the chute 4a, meanwhile, as the top of the sealing plate 111 is abutted against the coke tank 2a, a barrier for preventing the diffusion of the smoke is equivalently increased, and the junction of the notch at the top of the whole chute 4a and the coke tank 2a is surrounded, so that smoke overflowing from the junction can be prevented from further diffusing into the surrounding environment.
Fig. 3 is the utility model discloses a chute top sealing device's side view structure schematic diagram, as shown in fig. 3, chute top sealing device still includes a plurality of heat insulating boards 113, and the material of heat insulating board 113 is fire-resistant asbestos cloth, and each heat insulating board 113 one-to-one is fixed in one side of closing plate 111 towards coke drum 2a, and heat insulating board 113 can prevent to dry out the flame loss closing plate 111 in the stove 8 a.
Further, the heat insulation plate 113 and the corresponding sealing plate 111 have the same height, the thickness of the heat insulation plate 113 is smaller than that of the corresponding sealing plate 111, and since the heat insulation plate 113 is provided to protect the sealing plate 111, the height of the heat insulation plate 113 and the corresponding sealing plate 111 is the same in consideration of protecting the sealing plate 111 by the largest area, and the height of the heat insulation plate 113 may be smaller than that of the sealing plate 111 according to actual needs, so that the sealing plate 111 and the coke tank 2a are not abutted.
Further, the fixing plate 112 includes a first clamping plate and a second clamping plate, the sealing plate 111 and the heat insulation plate 113 are both fixedly disposed between the first clamping plate and the second clamping plate, the sealing plate 111 is provided with a positioning hole, the first clamping plate and the second clamping plate are both provided with a through hole corresponding to the positioning hole, and the bolt 114 passes through the positioning hole and the through hole to fixedly connect the sealing plate 111, the first clamping plate and the second clamping plate, so that the sealing plate can be conveniently replaced.
The embodiment of this specification provides a chute top sealing device, because the fixed plate is fixed at the chute top, the closing plate is fixed to be set up on the fixed plate, fixed plate and closing plate all are provided with a plurality ofly, a plurality of closing plates link to each other in proper order and encircle the notch setting at chute top, and the top of each closing plate and the lateral wall looks butt of burnt jar, a barrier that prevents the smoke and dust diffusion has been increased in other words, and the junction of the notch at whole chute top and burnt jar centers on, can prevent from the further diffusion of the smoke and dust that spills over from the junction to in the environment on every side, possess fine practicality.
Fig. 4 is the utility model discloses a remove dust removal pipeline's elevation structure schematic diagram, fig. 5 is the utility model discloses a remove dust removal pipeline's side view structure schematic diagram, it is shown with fig. 5 to combine, the embodiment of the utility model provides a dry quenching process units still includes and removes dust removal pipeline 10a, should remove dust removal pipeline 10a including fixed pipeline 1, removal pipeline 2, branch pipe 3 and sealing device 4, wherein: one end of the branch pipe 3 is communicated with the first end of the movable pipeline 2, the other end of the branch pipe 3 is communicated with the chute 4a, and the second end, opposite to the first end, of the movable pipeline 2 is arranged inside the fixed pipeline 1 in a sliding mode. Since the branch pipe 3 is communicated with the chute 4a, the smoke in the chute 4a enters the moving pipe 2 through the branch pipe 3, and then enters the smoke purifying device at the next stage through the moving pipe 2.
It is worth noting that, in the process of aligning the chute 4a to the dry quenching furnace mouth, the chute 4a needs to be moved, the branch pipe 3 connected with the chute 4a also moves together to drive the moving pipeline 2 to move, and the moving pipeline 2 and the fixed pipeline 1 can slide relatively, so that the moving pipeline 2 and the fixed pipeline 1 are in a dynamic change state in actual work, the coaxiality of the moving pipeline and the fixed pipeline cannot be guaranteed, the junction between the moving pipeline and the fixed pipeline can be damaged quickly, a large amount of smoke dust can be leaked out to pollute the environment, a large amount of air can enter the dust removal pipeline from the junction, and the dust removal capacity of the pipeline installed on the chute 4a is reduced.
Therefore, the present embodiment provides a sealing means at the junction of the moving pipe 2 and the fixed pipe 1. Fig. 6 is a schematic axial side structure diagram of the mobile dust removal pipeline of the present invention, as shown in fig. 3, the sealing device 4 is sleeved on the fixed pipeline 1 and the mobile pipeline 2, the sealing device 4 includes a first sealing ring 5, a second sealing ring 6, and a sealing strip 7, the first sealing ring 5 is fixedly disposed at one end of the fixed pipeline 1 facing the mobile pipeline 2, the second sealing ring 6 is fixedly disposed on the mobile pipeline 2, and the second sealing ring 6 is located between the branch pipe 3 and the first sealing ring 5, the end surface of the first sealing ring 5 facing the second sealing ring 6 is flush with the end surface of the fixed pipeline 1 facing the mobile pipeline 2; the sealing strip 7 is fixedly arranged on the end surface of the first sealing ring 5 facing the second sealing ring 6, and the second sealing ring 6 is in operable abutment with or away from the sealing strip 7 when the moving pipe 2 moves along with the chute 4 a. That is, when the chute 4a is aligned with the dry quenching mouth, the second sealing ring 6 abuts against the sealing strip 7 to achieve the sealing effect, and when the chute 4a needs to be removed, the second sealing ring 6 moves along with the moving pipe 2 to be separated from the sealing strip 7.
It is worth noting that the sealing device is arranged on the outer portion of the dust removal pipeline in an annular shape, and can be a circular ring or a square ring, and the specific shape of the sealing device is matched with the shape of the dust removal pipeline.
Further, the sealing strip 7 is made of one of plastic, sponge and rubber. Since the second sealing ring 6 will abut against the sealing strip 7, a certain plasticity of the sealing strip 7 is required to ensure that the two can be in close contact.
Further, sealing device 4 still includes first sealed journal stirrup 8, first sealed journal stirrup 8 is fixed to be set up at the junction of the terminal surface of sealing strip 7 towards branch pipe 3 and the interior anchor ring of sealing strip 7, first sealed journal stirrup 8 sets up to the direction slope of keeping away from the dust removal pipeline, when second sealing ring 6 and sealing strip 7 looks butt, first sealed journal stirrup 8 can be extruded to second sealing ring 6, make first sealed journal stirrup 8 take place to deform, the area of contact of sealing strip 7 with second sealing ring 6 has been increased in other words, sealed effect has been strengthened.
Further, sealing device 4 still includes the sealed journal stirrup 9 of second, the sealed journal stirrup 9 of second is fixed to be set up at the junction of the terminal surface of sealing strip 7 towards branch pipe 3 and the outer anchor ring of sealing strip 7, the sealed journal stirrup 9 of second sets up to the direction slope that is close to the dust removal pipeline, when second sealing ring 6 and sealing strip 7 looks butt, the sealed journal stirrup 9 of second can be extruded to second sealing ring 6, make first sealed journal stirrup 8 take place deformation, the area of contact of sealing strip 7 with second sealing ring 6 has been increased equally, sealing effect has been strengthened, and the sealed journal stirrup 9 of second still can plug up the gap of removal pipeline 2 and fixed pipeline 1 junction, sealing effect is stronger.
Further, sealing strip 7 is provided with a plurality of lines towards being provided with on the terminal surface of second sealing ring 6, sets up a plurality of lines, has set up a plurality of obstacles on the way of going out of smoke and dust in other words, further prevents that the smoke and dust from revealing.
Furthermore, a groove is formed in the first sealing ring 5, and the sealing strip 7 is embedded in the groove, so that the sealing strip 7 can be fixed on the first sealing ring 5 through glue or screw connection except for the embedding mode.
Furthermore, the chute 4a comprises an upper chute and a lower chute, the upper chute is cylindrical, the lower chute is conical, the other end of the branch pipe 3 is communicated with the side wall of the upper chute, and the height of the end, communicated with the chute 4a, of the branch pipe 3 is higher than that of the end, communicated with the moving pipeline 2, of the branch pipe 3, so that smoke can flow conveniently, and the smoke can be scratched into the moving pipeline from the chute 4a at a higher position.
In the embodiment of the application, one end of the branch pipe of the mobile dust removal pipeline is communicated with the mobile pipeline, the other end of the branch pipe is communicated with the chute, so that dust in the chute can be communicated to the mobile pipeline, the dust content in the chute is reduced, one end of the mobile pipeline is arranged in the fixed pipeline in a sliding manner, and smoke leakage exists at the joint of the fixed pipeline and the fixed pipeline, so that the sealing device is sleeved on the fixed pipeline and the mobile pipeline and comprises a first sealing ring, a second sealing ring and a sealing strip, the first sealing ring is sleeved on one end, facing the mobile pipeline, of the fixed pipeline, the second sealing ring is sleeved on the mobile pipeline, the sealing strip is fixedly arranged on the end face, facing the second sealing ring, of the first sealing ring, when the mobile pipeline moves along with the chute, the second sealing ring can be in butt joint with or far away from, can prevent the smoke and dust of the junction of two pipelines to reveal, during as much as possible assurance smoke and dust passes through smoke and dust treatment pipeline and gets into processing apparatus on next step, possess fine practicality.
Fig. 7 is a front view structure diagram of the movable sealing cover of the utility model, as shown in fig. 7, the embodiment of the utility model provides a dry quenching process device is still including moving sealing cover 6a, move sealing cover 6a including the cover body 11 and sealed cloth 12, the upper portion of the cover body 11 and the lower part fixed connection of chute 4a, the lower part cover of the cover body 11 is established on the dry quenching furnace mouth, chute 4a is linked together with the dry quenching furnace mouth through the cover body 11, sealed cloth 12 is around establishing on the cover body 11, and, sealed cloth 12 shields the lower part of the cover body 11 and the junction of dry quenching furnace mouth completely. Because the chute 4a and the dry quenching furnace 8a are separated, smoke and dust can leak between the chute 4a and the dry quenching furnace 8a, and the smoke and dust can be blocked by the sealing cloth after the sealing cloth 12 is covered at the joint of the chute 4a and the dry quenching furnace 8a, so that the smoke and dust is not easy to leak out.
Fig. 8 is a schematic structural diagram of a water dropping mechanism of the present invention, an embodiment of the present invention provides a movable sealing cover 6a further including a water dropping mechanism 10, the water dropping mechanism 10 is disposed above the sealing cloth 12, the water dropping mechanism 10 includes a hard tube 13 and a hose 14, the hard tube 13 is wound on the cover body 11, one end of the hose 14 is linked with one end of the hard tube 13, the other end of the hose 14 is connected with an external water receiving port, and the other end of the hard tube 13 is used for spraying water. Because the sealing cloth is arranged near the furnace mouth of the dry quenching furnace 8a, when the temperature of the furnace mouth is too high, the sealing cloth is easy to burn out, and after the water of the hard tube 13 is sprayed out, the whole sealing cloth 12 can be wetted, so that the sealing cloth 12 cannot burn out firstly, the temperature of the furnace mouth can be reduced by the evaporation of the secondary water, and the service life of the sealing cloth is prolonged.
Further, be provided with a plurality of apopores 17 on the hard tube 13, a plurality of apopores 17 are interval distribution such as on hard tube 13 to a plurality of apopores 17 all face sealed cloth 12. The mode that the water outlet hole 17 drips slowly is adopted, the sealing cloth 12 can be guaranteed to be always in a wet state, the moisture of each part of the sealing cloth 12 is the same, and the service life of the sealing cloth is also the same.
Furthermore, a plurality of support lugs 16 are arranged on the cover body 11, the support lugs 16 are arranged at equal intervals along the circumferential direction of the cover body 11, each support lug 16 is provided with a through hole, and the hard tube 13 penetrates through the through holes and is fixedly arranged on the cover body 11. Because hard tube 13 is not fixed, when water blowout, the skew also can take place for the position under the impact of water in hard tube 13, and fixes the hard tube through journal stirrup 16, the effort of offsetting water that can be fine to hard tube 13 can slide in the through-hole of journal stirrup 16, and convenient installation is in the dismantlement.
Furthermore, the water dripping mechanism 10 further comprises a connecting pipe 15, the connecting pipe 15 is fixedly arranged on the cover 11, the cover 11 is conical, the large end of the cover 11 faces the dry quenching furnace mouth, the hose 14 is communicated with the hard pipe 13 through the connecting pipe 15, and the end of the connecting pipe 15 connected with the hose 14 extends in the direction away from the dry quenching furnace mouth.
The embodiment of this specification provides a remove sealed cowling, because the upper portion of the cover body and the lower part fixed connection of chute, the lower part cover of the cover body is established on the dry resting furnace mouth, the chute is linked together through the cover body and dry resting furnace mouth, not only do not influence the coke in the chute and fall into the dry resting furnace, still be equivalent to the area that has increased the chute notch, make things convenient for the chute to find and aim at the dry resting furnace mouth at the removal in-process, and simultaneously, the cover body can cover whole dry resting furnace mouth, prevent that the smoke and dust from spilling over, and sealed cloth shields the lower part of the cover body and the junction of dry resting furnace mouth completely, when still having the lower part of trace smoke and dust from the cover body and spilling over from the junction of dry resting furnace mouth, also can be shielded completely by sealed cloth, make the smoke and dust unable normal direction.
Referring to fig. 1 again, the embodiment of the present invention provides a dry quenching process device, which further includes a coke tank car 1a, a hoist 3a and a support frame 9a, wherein the hoist 3a is slidably disposed on the upper portion of the support frame 9a, the coke tank car 1a is slidably disposed on the lower portion of the support frame 9a, and the hoist 3a is used for lifting the coke tank 2a on the coke tank car 1a and transporting the coke tank 2a to the top of the chute 4 a.
Further, a top water seal groove 7a and a furnace cover 5a are arranged at the top of the dry quenching furnace 8a, the furnace cover 5a can be used for covering or opening a furnace opening of the dry quenching furnace 8a, the top water seal groove 7a is arranged around the furnace opening of the dry quenching furnace 8a, the edge of the furnace cover 5a is embedded in the top water seal groove 7a, when the coke pot 2a is lifted from the chute 4a by the lifter 3a, the chute 4a can also move, and the dry quenching furnace opening is in a fully opened state, so that in order to prevent the smoke from overflowing, the dry quenching furnace opening can be sealed by using the furnace cover 5a, and a gap between the furnace cover 5a and the dry quenching furnace opening is sealed by the top water seal groove 7a, so that the diffusion of the smoke is further prevented.
Example two
As another embodiment of the present invention, different from the previous embodiment, the moving pipe 2 in this embodiment is sleeved outside the fixed pipe 1, at this time, the first sealing ring 5 is sleeved at one end of the moving pipe 2 facing the fixed pipe 1, the second sealing ring 6 is sleeved on the fixed pipe 1, the first sealing ring 5 is located between the branch pipe 3 and the second sealing ring 6, and the end surface of the first sealing ring 5 facing the second sealing ring 6 is flush with the end surface of the moving pipe 2 facing the fixed pipe 1; the sealing strip 7 is fixedly arranged on the end face of the first sealing ring 5 facing the second sealing ring 6. This arrangement also achieves the technical effect of sealing.
The embodiment of the specification provides a coke dry quenching process device, a coke tank, a chute and a coke dry quenching furnace are sequentially arranged from top to bottom and communicated, when coke in the coke tank is used up, the coke tank needs to be transported again, namely the coke tank and the chute can be separated, a large amount of smoke dust can be leaked at the moment, after the coke tank is placed on the chute, the smoke dust can be leaked due to unstable connection between the coke tank and the chute, therefore, a chute top sealing device needs to be arranged to further prevent the smoke dust from leaking, a fixing plate is fixed on the top of the chute, sealing plates are fixedly arranged on the fixing plate, the fixing plate and the sealing plates are provided with a plurality of sealing plates, the sealing plates are sequentially connected and surround a notch on the top of the chute, the tops of the sealing plates are abutted against the side wall of the coke tank, which is equivalent to adding a barrier for preventing the smoke dust from diffusing, and the connection between the notch on the top of the whole, can prevent the smoke and dust overflowing from the joint from further diffusing to the surrounding environment, and has good practicability.
The foregoing description has been directed to specific embodiments of this disclosure. Other embodiments are within the scope of the following claims. It should be noted that, for those skilled in the art, without departing from the principle of the present application, several improvements and modifications can be made, and these improvements and modifications should also be construed as the protection scope of the present application.
Claims (10)
1. A mobile dust removal pipe, comprising a fixed pipe (1), a mobile pipe (2), a branch pipe (3) and a sealing device (4), wherein:
one end of the branch pipe (3) is communicated with the first end of the movable pipeline (2);
the other end of the branch pipe (3) is communicated with the chute;
the second end of the moving pipeline (2), which is opposite to the first end, is connected with the fixed pipeline (1) in a sliding way;
the sealing device (4) comprises a first sealing ring (5), a second sealing ring (6) and a sealing strip (7), the first sealing ring (5) is fixedly arranged on the outer surface of the fixed pipeline (1), the second sealing ring (6) is fixedly arranged on the movable pipeline (2), and the sealing strip (7) is fixedly arranged on the end face, facing the second sealing ring (6), of the first sealing ring (5);
the second sealing ring (6) is operable to abut against or move away from the sealing strip (7) when the moving pipe (2) moves with the chute.
2. The mobile dust removal duct according to claim 1, characterized in that the second end of the mobile duct (2) is slidingly arranged inside the fixed duct (1), the end face of the first sealing ring (5) facing the second sealing ring (6) being flush with the end face of the fixed duct (1) facing the mobile duct (2).
3. The mobile dust removal duct according to claim 2, characterized in that the second sealing ring (6) is located between the branch duct (3) and the first sealing ring (5).
4. The mobile dust removal pipe according to claim 1, wherein the sealing strip (7) is made of one of plastic, sponge and rubber.
5. The mobile dust removal pipe according to claim 1, wherein the sealing device (4) further comprises a first sealing lug (8), and the first sealing lug (8) is fixedly arranged at the joint of the end surface of the sealing strip (7) facing the branch pipe (3) and the inner annular surface of the sealing strip (7).
6. The mobile dust removal pipe according to claim 4, wherein the sealing device (4) further comprises a second sealing lug (9), and the second sealing lug (9) is fixedly arranged at the joint of the end surface of the sealing strip (7) facing the branch pipe (3) and the outer annular surface of the sealing strip (7).
7. A mobile dust removal pipe according to any one of claims 1 to 5, wherein the end surface of the sealing strip (7) facing the second sealing ring (6) is provided with a plurality of lines.
8. The mobile dust removal pipe according to claim 1, wherein the first sealing ring (5) is provided with a groove, and the sealing strip (7) is embedded in the groove.
9. A mobile dust extraction duct according to claim 1, characterised in that the chutes comprise an upper chute which is cylindrical and a lower chute which is conical, the other ends of the branch pipes (3) communicating with the side walls of the upper chute.
10. The mobile dust removal pipe according to claim 8, characterized in that the height of the end of the branch pipe (3) communicating with the chute is higher than the height of the end of the branch pipe (3) communicating with the mobile pipe (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879238.4U CN210623545U (en) | 2019-06-12 | 2019-06-12 | Remove dust removal pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920879238.4U CN210623545U (en) | 2019-06-12 | 2019-06-12 | Remove dust removal pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210623545U true CN210623545U (en) | 2020-05-26 |
Family
ID=70748944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920879238.4U Active CN210623545U (en) | 2019-06-12 | 2019-06-12 | Remove dust removal pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210623545U (en) |
-
2019
- 2019-06-12 CN CN201920879238.4U patent/CN210623545U/en active Active
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