阅读说明：本技术 一种粉尘吸附式动力通风管道 (Dust adsorption type power ventilating duct ) 是由 张朋修 于 2021-09-07 设计创作，主要内容包括：本发明涉及动力通风管道技术领域,提出了一种粉尘吸附式动力通风管道,其能够实现对烟气的反复清理,对环境的影响较小,资源利用率较好,并且回流斜管、竖管和集尘管内的粉尘能够及时清理,较为实用,包括通风烟筒管道,还包括脱尘管,脱尘管连接有汇集管,通风烟筒管道与脱尘管相连通,脱尘管内设置有安装条块,安装条块通过挂杆连接有导气锥台,导气锥台连接有锥形帽状过滤网,通风烟筒管道连通有多个回流斜管,多个回流斜管均通过竖管连通有集尘管,集尘管安装有集尘结构,集尘管与汇集管相连通,汇集管安装有引风机,引风机与汇集管和通风烟筒管道连通,脱尘管上设置有循环水组件,脱尘管安装有尾管组件和辅助安装组件。(The invention relates to the technical field of power and ventilation pipelines, and provides a dust adsorption type power and ventilation pipeline which can realize repeated cleaning of smoke, has less influence on environment and better resource utilization rate, can clean dust in a return inclined pipe, a vertical pipe and a dust collecting pipe in time and is more practical, and comprises a ventilation chimney pipeline and a dust removing pipe, wherein the dust removing pipe is connected with a collecting pipe, the ventilation chimney pipeline is communicated with the dust removing pipe, an installation strip block is arranged in the dust removing pipe, the installation strip block is connected with an air guide cone table through a hanging rod, the air guide cone table is connected with a conical cap-shaped filter screen, the ventilation chimney pipeline is communicated with a plurality of return inclined pipes, the plurality of return inclined pipes are communicated with the dust collecting pipe through the vertical pipe, the dust collecting pipe is provided with a dust collecting structure, the dust collecting pipe is communicated with the collecting pipe, the collecting pipe is provided with an induced draft fan, the induced draft fan is communicated with the collecting pipe and the ventilation chimney pipeline, the dedusting pipe is provided with a circulating water assembly, and the dedusting pipe is provided with a tail pipe assembly and an auxiliary installation assembly.)

1. A dust adsorption type power ventilation pipeline comprises a ventilation chimney pipeline (1) and is characterized by further comprising a dust removal pipe (2), wherein a collecting pipe (3) is fixedly connected to the bottom end of the dust removal pipe (2), the ventilation chimney pipeline (1) penetrates through the collecting pipe (3) and is communicated with the dust removal pipe (2), an embedded groove is formed in the top end of the dust removal pipe (2), an installation strip block (4) is arranged in the embedded groove, a hanging rod (5) is fixedly connected to the bottom end of the installation strip block (4), an air guide frustum (6) is fixedly connected to the bottom end of the hanging rod (5), a conical cap-shaped filter screen (7) is fixedly connected to the bottom end of the air guide frustum (6), a plurality of backflow inclined pipes (8) are communicated to the side wall of the ventilation chimney pipeline (1), and the height of one end, close to the dust removal pipe (2), of the backflow inclined pipes (8) is located between the height difference of the air guide frustum (6) and the conical cap-shaped filter screen (7), it is a plurality of return current pipe chute (8) all have dust collecting pipe (10), a plurality of through standpipe (9) intercommunication dust collecting pipe (10) all install the collection dirt structure, and a plurality of dust collecting pipe (10) all are linked together with collection pipe (3), and draught fan (11) are installed to the bottom of collection pipe (3), the inlet scoop of draught fan (11) with collect pipe (3) intercommunication, the air outlet of draught fan (11) passes through return bend (12) and ventilation flue pipe way (1) intercommunication, and the outside of dust removal pipe (2) is provided with the circulating water subassembly, and tail pipe subassembly and supplementary installation component are installed respectively to the top and the bottom of dust removal pipe (2).

2. The dust adsorption type power ventilating duct according to claim 1, wherein the circulating water assembly comprises an upper water inlet ring (13) and a lower water storage ring (14), the upper water inlet ring (13) and the lower water storage ring (14) are both fixedly connected with the dust removing pipe (2), the upper water inlet ring (13) and the lower water storage ring (14) are respectively communicated with a water inlet pipe (15) and a water outlet pipe (16), a main spiral pipe (17) and a plurality of fine spiral pipes (18) are communicated between the upper water inlet ring (13) and the lower water storage ring (14), the main spiral pipe (17) is arranged outside the dust removing pipe (2), and the fine spiral pipes (18) are arranged outside the vertical pipe (9).

3. A dust-adsorbing type power ventilating duct according to claim 2, wherein the dust collecting structure comprises a vertical dust falling pipe (19), the vertical dust falling pipe (19) is communicated with the dust collecting pipe (10), and a hexagonal screw cap (20) is screwed on the bottom end of the vertical dust falling pipe (19).

4. A dust adsorbing type power ventilating duct according to claim 3, wherein said tail pipe assembly comprises two connecting flanges (21) connected with each other, one connecting flange (21) at the lower side of said two connecting flanges (21) is fixedly connected with said dust removing pipe (2), and one flange at the upper side of said two connecting flanges (21) is connected with a tail pipe (22).

5. A dust adsorbing type power ventilating duct according to claim 4, characterized in that said auxiliary mounting assembly comprises an eccentric flange (23), said eccentric flange (23) is fixedly connected with said ventilating flue pipe (1), a supporting column (24) is fixedly connected with said eccentric flange (23), and the top end of said supporting column (24) is fixedly connected with said elbow (12).

6. A dust-adsorbing powered ventilation duct according to claim 5, characterised in that the dust-removing duct (2) is connected with two half-shields (26) by means of suspension loops (25), the two half-shields (26) being detachably connected with each other.

7. The dust adsorption type power ventilation duct according to claim 6, characterized in that a plurality of lugs (27) are fixedly connected to the right end of one half-protection cover (26) close to the front side of the two half-protection covers (26) and the left end of one half-protection cover (26) close to the rear side of the two half-protection covers (26), a threaded rod (28) is arranged in each lug (27), a threaded groove is arranged at the left end of one half-protection cover (26) close to the front side of the two half-protection covers (26) and the right end of one half-protection cover (26) close to the rear side of the two half-protection covers (26), and the threaded rod (28) is in the threaded groove in a threaded connection mode.

8. A dust adsorbing type power ventilating duct according to claim 7, characterized in that said inlet duct (15) and outlet duct (16) are respectively provided with an inlet valve (29) and an outlet valve (30).

9. The dust adsorption type power ventilating duct according to claim 8, wherein a handle groove is formed in the mounting bar block (4), and a handle rod (31) is fixedly connected in the handle groove.

10. The dust adsorption type power ventilating duct according to claim 9, wherein the tail smoke pipe (22) is communicated with a stepped cylinder (32), and a plurality of smoke discharging holes are formed in the side wall of the stepped cylinder (32).

Technical Field

The invention relates to the technical field of power ventilation pipelines, in particular to a dust adsorption type power ventilation pipeline.

Background

It is known that a power ventilation duct is an auxiliary ventilation device for the discharge of fumes from the combustion of combustible substances in the combustion chamber.

The existing power ventilating duct comprises a ventilating chimney duct, wherein a flange plate is fixedly connected to the ventilating chimney duct, when the ventilating chimney duct is used, a flue gas outlet of a combustion chamber is fixedly connected with a flange base plate matched with the flange plate, then the communication between a ventilating chimney tube and the flue gas outlet of the combustion chamber is realized through the matching of the flange base plate and the flange plate, then the combustion chamber is operated, and flue gas generated by combustion of combustible materials in the combustion chamber is discharged into the ventilating chimney duct through the outlet and is discharged after being guided by the ventilating chimney duct.

Although the above-mentioned prior art scheme can guide the discharge of flue gas, nevertheless to the dust cleaning effect relatively poor in the flue gas via ventilation chimney pipeline exhaust, the flue gas discharge in-process is great to the influence of environment, and certain heat is easily carried to exhaust flue gas content simultaneously, causes the energy waste easily, comparatively extravagant resource.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a dust adsorption type power ventilating duct which can clean dust in smoke passing through a dust removing pipe and can realize repeated cleaning of the smoke, has a good cleaning effect on the dust in the smoke exhausted by the ventilating duct, has small influence on the environment in the smoke exhausting process, can better recycle heat carried in the exhausted smoke, has less energy waste and better resource utilization rate, and can timely clean the dust in a backflow inclined pipe, a vertical pipe and a dust collecting pipe, thereby being more practical.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a dust adsorption type power ventilating duct comprises a ventilating chimney pipeline and a dust removing pipe, wherein a collecting pipe is fixedly connected to the bottom end of the dust removing pipe, the ventilating chimney pipeline penetrates through the collecting pipe to be communicated with the dust removing pipe, an embedded groove is formed in the top end of the dust removing pipe, an installation strip block is arranged in the embedded groove, a hanging rod is fixedly connected to the bottom end of the installation strip block, an air guide frustum is fixedly connected to the bottom end of the hanging rod, a conical cap-shaped filter screen is fixedly connected to the bottom end of the air guide frustum, a plurality of backflow inclined pipes are communicated with the side wall of the ventilating chimney pipeline, the height of one end, close to the dust removing pipe, of each backflow inclined pipe is located between the height difference of the air guide frustum and the conical cap-shaped filter screen, the backflow inclined pipes are communicated with dust collecting pipes through vertical pipes, each dust collecting structure is installed on each dust collecting pipe, and each dust collecting pipe is communicated with the collecting pipe, the induced draft fan is installed to the bottom of collection pipe, the inlet scoop and the collection pipe intercommunication of induced draft fan, the air outlet of induced draft fan passes through return bend and ventilation chimney pipeline intercommunication, and the outside of dust removal pipe is provided with the circulating water subassembly, and tail pipe subassembly and supplementary installation component are installed respectively to the top and the bottom of dust removal pipe.

Preferably, the circulating water subassembly includes last water ring and lower water storage ring, last water ring and lower water storage ring all with take off dirt pipe fixed connection, go up water ring and store up water ring down and go up respectively the intercommunication have inlet tube and outlet pipe, go up water ring and store up water ring down between the intercommunication have main spiral pipe and a plurality of thin spiral pipe, main spiral pipe setting is in the outside of taking off dirt pipe, thin spiral pipe sets up the outside of standpipe.

Furthermore, dust collecting structure includes the perpendicular dirt pipe that falls, the perpendicular dirt pipe that falls communicates with the dust collecting tube, and the bottom threaded connection of the perpendicular dirt pipe has hexagonal screw cap.

Still further, the tail pipe assembly comprises two connecting flange plates which are connected with each other, one connecting flange plate on the lower side in the two connecting flange plates is fixedly connected with the dust removing pipe, and one flange plate on the upper side in the two connecting flange plates is connected with the tail smoke pipe.

Furthermore, the auxiliary mounting assembly comprises an eccentric flange plate, the eccentric flange plate is fixedly connected with the ventilation flue pipe, a supporting upright post is fixedly connected to the eccentric flange plate, and the top end of the supporting upright post is fixedly connected with the bent pipe.

On the basis of the scheme, the dust removing pipe is connected with two half protective covers through a hanging ring, and the two half protective covers are detachably connected.

Preferably on the basis of the above scheme, two the equal a plurality of engaging lugs of fixedly connected with in the right-hand member of the semi-shield that is close to the front side in the semi-shield and the two semi-shields of the left end that is close to the semi-shield of rear side, it is a plurality of all be provided with the threaded rod in the engaging lug, the left end of the semi-shield that is close to the front side in two semi-shields and the right-hand member of the semi-shield that is close to the rear side in two semi-shields all are provided with the thread groove, threaded rod threaded connection is in the thread groove.

On the basis of the scheme, a water inlet valve and a water outlet valve are respectively arranged on the water inlet pipe and the water outlet pipe.

On the basis of the scheme, the mounting strip block is further provided with a handle groove, and a handle rod is fixedly connected in the handle groove.

On the basis of the scheme, the tail smoke pipe is further communicated with a stepped cylinder, and the side wall of the stepped cylinder is provided with a plurality of smoke exhaust holes.

(III) advantageous effects

Compared with the prior art, the invention provides a dust adsorption type power ventilating duct which has the following beneficial effects:

1. according to the invention, through the arrangement of the conical cap-shaped filter screen, the smoke passing through the dust removing pipe can be filtered and cleaned, through the matching of the backflow inclined pipe, the vertical pipe and the dust collecting pipe, a smoke backflow passage can be formed, the secondary backflow can be performed on the part of the smoke which is still more dusty and passes through the conical cap-shaped filter screen, so that the secondary cleaning of the part of the smoke is realized, the dust cleaning effect on the smoke exhausted through the ventilation chimney pipeline is better, the influence on the environment in the smoke exhausting process is smaller, through the installation of the draught fan, power can be provided for the secondary backflow of the smoke, through the matching of the installation bar block and the hanging rod, the stability of the conical cap-shaped filter screen in the dust removing pipe can be realized, and meanwhile, the pulling and cleaning of the conical cap-shaped filter screen in the dust removing pipe is facilitated.

2. According to the invention, through the design of the circulating water assembly, heat carried in the flue gas passing through the dust removing pipe and the vertical pipe can be collected and utilized again by utilizing heat conduction, so that the energy waste is less and the resource utilization rate is better.

3. According to the dust adsorption type power ventilating duct, the dust in the backflow inclined tube, the vertical tube and the dust collecting tube can be collected and timely cleaned through the matching of the dust collecting tube and the dust collecting structure, the whole structure and the using effect of the dust adsorption type power ventilating duct can be perfected through the design of the tail tube assembly and the auxiliary mounting assembly, and the practicability is further improved.

Drawings

FIG. 1 is a schematic cross-sectional perspective view of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1A;

FIG. 3 is an enlarged view of a portion of FIG. 1 at B according to the present invention;

FIG. 4 is a schematic perspective view of the present invention;

FIG. 5 is a schematic perspective view of the combination of the chimney duct, the dust-removing duct, and the header according to the present invention;

fig. 6 is a schematic rear side view of the whole body of the present invention.

In the figure: 1. a ventilation chimney duct; 2. a dust removal pipe; 3. a header; 4. installing a bar block; 5. a hanging rod; 6. an air guide frustum; 7. a conical cap-shaped filter screen; 8. a reflux inclined tube; 9. a vertical tube; 10. a dust collecting pipe; 11. an induced draft fan; 12. bending the pipe; 13. an upper water feeding ring; 14. a lower water storage ring; 15. a water inlet pipe; 16. a water outlet pipe; 17. a main spiral tube; 18. a fine spiral tube; 19. erecting a dust falling pipe; 20. a hexagonal screw cap; 21. connecting a flange plate; 22. a tail smoke pipe; 23. an eccentric flange plate; 24. supporting the upright post; 25. hanging a ring; 26. a half-shield; 27. connecting lugs; 28. a threaded rod; 29. a water inlet valve; 30. a water outlet valve; 31. a handle bar; 32. a stepped barrel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-6, a dust adsorption type power ventilating duct comprises a ventilating chimney pipe 1 and a dust removing pipe 2, wherein a collecting pipe 3 is fixedly connected to the bottom end of the dust removing pipe 2, the ventilating chimney pipe 1 passes through the collecting pipe 3 to be communicated with the dust removing pipe 2, an embedded groove is formed in the top end of the dust removing pipe 2, an installation strip block 4 is arranged in the embedded groove, a handle groove is formed in the installation strip block 4, a handle rod 31 is fixedly connected in the handle groove to facilitate pulling of the installation strip block 4, a hanging rod 5 is fixedly connected to the bottom end of the installation strip block 4, so that the stability of a conical cap-shaped filter screen 7 in the dust removing pipe 2 can be realized, the conical cap-shaped filter screen 7 can be pulled out and cleaned in the dust removing pipe 2 conveniently, an air guide frustum 6 is fixedly connected to the bottom end of the hanging rod 5, the smoke passing through the conical cap-shaped filter screen 7 can be diffused and guided, and the dust in the smoke can be decelerated and blocked, the bottom fixedly connected with toper cap form filter screen 7 of air guide frustum 6, can filter the clearance to the flue gas through dust removal pipe 2, the intercommunication has a plurality of backward flow pipe chute 8 on the lateral wall of ventilation chimney pipeline 1, the height that is close to the one end of dust removal pipe 2 of a plurality of backward flow pipe chute 8 is located between the difference in height of air guide frustum 6 and toper cap form filter screen 7, a plurality of backward flow pipe chute 8 all have dust collecting tube 10 through standpipe 9 intercommunication, through backward flow pipe chute 8, the cooperation of standpipe 9 and dust collecting tube 10, can form flue gas backflow route, can carry out the secondary backward flow to the part that contains ash still more flue gas through toper cap form filter screen 7, realize the secondary clearance of this part flue gas, it is better to the dust clearance effect in the flue gas via ventilation chimney pipeline 1 exhaust, the influence of flue gas discharge in-process to the environment is less.

It should be further explained that the plurality of dust collecting pipes 10 are all installed with a dust collecting structure, the dust collecting structure comprises a vertical dust collecting pipe 19, the vertical dust collecting pipe 19 is communicated with the dust collecting pipe 10, the bottom end of the vertical dust collecting pipe 19 is connected with a hexagonal screw cap 20 through screw threads, the dust in the backflow inclined pipe 8, the vertical pipe 9 and the dust collecting pipe 10 can be collected and cleaned in time, the dust collecting pipe is practical, the plurality of dust collecting pipes 10 are all communicated with the collecting pipe 3, the bottom end of the collecting pipe 3 is installed with a draught fan 11 which can provide power for the secondary backflow of the flue gas, the suction inlet of the draught fan 11 is communicated with the collecting pipe 3, the air outlet of the draught fan 11 is communicated with the ventilating chimney pipe 1 through a bent pipe 12, the outside of the dust removing pipe 2 is provided with a circulating water assembly, the circulating water assembly comprises an upper water inlet ring 13 and a lower water storage ring 14, the upper water inlet ring 13 and the lower water storage ring 14 are both fixedly connected with the dust removing pipe 2, the upper water inlet ring 13 and the lower water storage ring 14 are respectively communicated with a water inlet pipe 15 and a water outlet pipe 16, the water inlet pipe 15 and the water outlet pipe 16 are respectively provided with a water inlet valve 29 and a water outlet valve 30 which can control the on-off of the water inlet pipe 15 and the water outlet pipe 16, the upper water inlet ring 13 and the lower water storage ring 14 are communicated with a main spiral pipe 17 and a plurality of thin spiral pipes 18, the main spiral pipe 17 is arranged outside the dust removing pipe 2, the thin spiral pipes 18 are arranged outside the vertical pipe 9 and can collect and utilize heat carried in the flue gas passing through the dust removing pipe 2 and the vertical pipe 9 again by utilizing heat conduction, the energy waste is less, the resource utilization rate is better, the top end and the bottom end of the dust removing pipe 2 are respectively provided with a tail pipe assembly and an auxiliary installation assembly, the tail pipe assembly comprises two connecting flange plates 21 which are connected with each other, one connecting flange plate 21 at the lower side of the two connecting flange plates 21 is fixedly connected with the dust removing pipe 2, one flange plate at the upper side of the two connecting flange plates 21 is connected with a tail pipe 22, be convenient for guide the discharge to the flue gas through dust removal pipe 2, the intercommunication has a ladder section of thick bamboo 32 on the tail cigarette pipe 22, has seted up a plurality of exhaust holes on the lateral wall of ladder section of thick bamboo 32, can improve the protective effect to tail cigarette pipe 22, can realize the dispersion of flue gas simultaneously and discharge.

It should be further noted that the auxiliary mounting assembly includes an eccentric flange 23, the eccentric flange 23 is fixedly connected to the ventilation flue pipe 1, a supporting column 24 is fixedly connected to the eccentric flange 23, the top end of the supporting column 24 is fixedly connected to the bent pipe 12, so as to facilitate the installation of the ventilation flue pipe 1, and at the same time, the connection reliability of the overall structure of the dust adsorption type power ventilation pipe can be improved, the dust removal pipe 2 is connected to two half-protection covers 26 through a hanging ring 25, so as to improve the protection effect of the thin spiral pipe 18, and at the same time, a closed space can be formed, so as to reduce the dissipation of heat, the two half-protection covers 26 are detachably connected to each other, a plurality of connecting lugs 27 are fixedly connected to the right end of one half-protection cover 26 close to the front side of the two half-protection covers 26 and the left end of one half-protection cover 26 close to the rear side of the two half-protection covers 26, and threaded rods 28 are respectively arranged in the connecting lugs 27, the left end of the half-protection cover 26 close to the front side in the two half-protection covers 26 and the right end of the half-protection cover 26 close to the rear side in the two half-protection covers 26 are both provided with thread grooves, and the threaded rod 28 is in threaded connection with the thread grooves, so that the two half-protection covers 26 can be assembled and disassembled conveniently, the installation is convenient, and the maintenance is easy.

The induced draft fan 11 in this embodiment is the conventional equipment known to the technical staff in the field who purchases on the market, need carry out the chooseing for use of model or customize according to actual need, we only use it in this patent, do not improve its structure and function, its set mode, mounting means and electric connection mode, to the technical staff in this field, as long as debug the operation according to the requirement of its service description can, no longer give unnecessary details to it here, and the induced draft fan 11 is provided with rather than supporting control switch, control switch's mounted position selects according to the actual use demand, it can to be convenient for operating personnel to carry out operation control.

In conclusion, the working principle and the working process of the dust adsorption type power ventilating duct are that when the dust adsorption type power ventilating duct is used, the dust adsorption type power ventilating duct is firstly installed at a smoke outlet of a combustion chamber which needs to be used practically through the eccentric flange plate 23, the induced draft fan 11 is connected with a circuit according to the specification, the water inlet pipe 15 is communicated with an external water circulation water path, and finally the splicing installation of the two half protective covers 26 is completed, before the combustion chamber is started, the induced draft fan 11 is started firstly, smoke generated by combustion in the combustion chamber is discharged into the dust removing pipe 2 through the ventilation chimney pipe 1, the smoke generated by combustion in the combustion chamber is dispersed and enters the upper part of the dust removing pipe 2 under the guiding action of the air guide cone 6 after being filtered by the conical cap-shaped filter screen 7 in the dust removing pipe 2, and the smoke containing more dust in the dispersed smoke flows back in a smoke loop formed by the cooperation of the backflow inclined pipe 8, the vertical pipe 9 and the dust collecting pipe 10 under the action of the induced draft fan 11, the secondary cleaning of part of the flue gas is realized, and the circulating water in the circulating water assembly realizes the recycling of heat in the flue gas through heat conduction.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.