CN214287371U - Venturi polishing dust removal box - Google Patents
Venturi polishing dust removal box Download PDFInfo
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- CN214287371U CN214287371U CN202023225499.6U CN202023225499U CN214287371U CN 214287371 U CN214287371 U CN 214287371U CN 202023225499 U CN202023225499 U CN 202023225499U CN 214287371 U CN214287371 U CN 214287371U
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Abstract
The utility model discloses a venturi tube polishing dust removal box, which aims to overcome the problem of poor dust removal effect in the prior art and comprises a box body, wherein the upper end of the box body is provided with an air inlet and an air outlet, the lower end of the box body is provided with a water outlet, a venturi tube, an air inlet and a venturi tube are fixedly arranged in the box body, delivery port and air outlet link together in proper order, the fixed nozzle that is provided with in the air inlet, be connected with the water pump on the nozzle, the internal fixation of box is provided with the shower, the shower sets up between venturi tube and delivery port, the water pump is still connected on the shower, the fixed tripe dehydrator that is provided with on the air outlet, the fixed basin that is provided with of lower extreme of box, the fixed stainless steel filter screen that is provided with in the basin, the stainless steel filter screen is sewage district and water purification district with the internal partitioning of basin, the sewage district is connected on the delivery port, water purification district connects on the water pump, be connected with water sealing arrangement between delivery port and the sewage district.
Description
Technical Field
The utility model belongs to a venturi tube polishing dust removal case is refered in particular to tail gas treatment equipment.
Background
The polishing machine is a common mechanical device and is widely applied to industries such as hardware, water heating and the like. The polishing machine can generate a lot of dust in the using process, so that the environment is polluted, and the physical health of workers is directly influenced. In order to reduce the harm of dust in the working process of the polishing machine, a dust removal box is generally added on the polishing machine, and the arrangement of the dust removal box is favorable for reducing the harm of the dust to human bodies in the production process.
The dust removal box of the prior polishing machine generally comprises a cover body arranged on a polishing wheel of the polishing machine, wherein the front part of the cover body is provided with a working port, and the rear part of the cover body is provided with a dust collection fan which is used for removing dust in tail gas.
However, the prior art is not perfect, and after the existing dust removal box works for a period of time, the dust removal effect is gradually reduced, so that the existing dust removal box cannot work for a long time.
SUMMERY OF THE UTILITY MODEL
For overcoming the problems of the prior art, the utility model provides a venturi tube polishing dust removal case.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a venturi tube polishing dust removal box comprises a box body, wherein the upper end of the box body is provided with an air inlet and an air outlet, the lower end of the box body is provided with a water outlet, a venturi tube is fixedly arranged in the box body, the air inlet, the venturi tube, the water outlet and the air outlet are sequentially connected together, a nozzle is fixedly arranged in the air inlet, a water pump is connected onto the nozzle, a spray pipe is fixedly arranged in the box body, the spray pipe is arranged between the venturi tube and the water outlet, the water pump is also connected onto the spray pipe, and a louver dehydrator is fixedly arranged on the air outlet;
the water tank is fixedly arranged at the lower end of the box body, the stainless steel filter screen is fixedly arranged in the water tank and divides the interior of the water tank into a sewage area and a water purification area, the sewage area is connected to the water outlet, the water purification area is connected to the water pump, and a water sealing device is connected between the water outlet and the sewage area.
Preferably, the venturi comprises a contraction pipe section, a throat pipe section and an expansion pipe section which are sequentially arranged together, the contraction pipe section is connected to the air inlet, and the expansion pipe section faces the spray pipe.
Preferably, the box body comprises a funnel, the spray pipe is arranged above the funnel, and the water outlet is formed in the funnel.
Preferably, a partition board is fixedly arranged in the box body, the partition board is arranged between the air inlet and the air outlet, and the partition board is arranged above the water outlet.
Preferably, the water pump is a stainless steel submersible pump, and the water pump is arranged in the water purification area.
Preferably, the water seal device comprises a water guide pipe and a water seal box, the water guide pipe is fixedly arranged at the lower end of the box body, the water guide pipe is connected to the water outlet, the lower end of the water guide pipe is inserted into the water seal box, and the water seal box is connected to the sewage area.
Preferably, a deslagging filter screen is arranged between the water seal box and the sewage area.
Preferably, the slag removing filter also comprises an inclined water guide plate, the higher end of the water guide plate is fixedly arranged on the water seal box, the lower end of the water guide plate, the slag removing filter screen and the sewage area are sequentially arranged together from top to bottom, and the slag removing filter screen is box-shaped in integral structure.
Preferably, a supporting plate is fixedly arranged on the box body, and the deslagging filter screen is arranged on the supporting plate in a sliding mode.
Compared with the prior art, the utility model outstanding and profitable technological effect is:
(1) when the venturi tube polishing dust removal box is used, tail gas sequentially passes through the air inlet, the venturi tube, the water outlet, the louver dehydrator and the air outlet to form air flow containing dust, the nozzle sprays water mist into the air inlet, the water mist is further atomized under the impact of the air flow and enters the venturi tube, the water mist and the dust in the air flow are fully contacted in the venturi tube to form dust-containing water drops, the spray pipe replenishes water between the venturi tube and the water outlet, the dust-containing water drops are condensed into larger liquid drops, the lower end in the box body can be conveniently collected and outwards discharged through the water outlet, the tail gas after dust removal further collects the water drops at the lower end of the box body under the action of the louver water eliminator, and the air flow after water removal and dust removal is outwards discharged through the air outlet, so the venturi tube polishing dust removal box has the advantages of high dust removal rate, high sewage recovery rate and capability of long-time work.
(2) When using this venturi tube polishing dust removal case, sewage is collected at the lower extreme of box and is distinguished through delivery port flow direction sewage, and sewage in the sewage district flows into the water purification district after the filtration of stainless steel filter screen, and clean water accessible water pump supplies water to nozzle and shower in the water purification district, has improved the utilization ratio of water resource, and consequently this venturi tube gun tube dust removal case has the advantage that water resource can cyclic utilization, environmental protection.
(3) When water mist and the air current that contains the dust loop through the shrink tube section, when choke section and expansion pipe section, the velocity of flow of air current grow gradually in the shrink tube section, the velocity of flow of air current reachs the maximum value when the choke section, the adnexed air mould breaks through on the air current of high-speed flow with the dirt particle, make water mist can be full to contact the dirt particle and condense into the dirt-laden water droplet, and when in the expansion pipe section, the velocity of flow of air current diminishes gradually, pressure rises again, the dirt-laden water droplet is mutually condensed and is close together and form great dirt-laden water droplet, be convenient for the dirt-laden water droplet to collect the lower extreme in the box, consequently, the dust removal rate and the sewage recovery rate of this venturi tube polishing dust removal case have further been improved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the internal structure of the present invention;
in the figure: 1-box body, 2-venturi tube, 3-water guide tube, 4-water seal box, 5-water guide plate, 6-deslagging filter screen, 7-water tank, 8-stainless steel filter screen, 91-water pump, 92-spray pipe, 93-nozzle, 94-clapboard, 95-support plate, 96-louver dehydrator, 11-air inlet, 12-air outlet, 13-water outlet, 14-funnel, 21-contraction pipe section, 22-throat pipe section, 23-expansion pipe section, 71-sewage area and 72-water purification area.
Detailed Description
To facilitate understanding of those skilled in the art, the present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 2, a venturi tube polishing and dust removing box comprises a box body 1, wherein the box body 1 is hollow, an air inlet 11 and an air outlet 12 are formed in the upper end of the box body 1, a water outlet 13 is formed in the lower end of the box body 1, a venturi tube 2 is fixedly arranged in the box body 1, the venturi tube 2 is arranged between the air inlet 11 and the water outlet 13, and the air inlet 11, the venturi tube 2, the water outlet 13 and the air outlet 12 are sequentially connected together.
When the venturi tube polishing dust removal box is used, polishing equipment can be connected to the air inlet 11, and tail gas can sequentially pass through the air inlet 11, the venturi tube 2, the water outlet 13 and the air outlet 12.
The air inlet 11 is internally and fixedly provided with a nozzle 93, the nozzle 93 is connected with a water pump 91, the nozzle 93 is used for spraying water mist into the air inlet 11 uniformly, the water pump 91 is used for supplying water to the nozzle 93, the water mist can sequentially pass through the air inlet 11, the venturi tube 2 and the water outlet 13, the water mist is fully contacted with tail gas in the circulating process and adsorbs dust in the tail gas to form dust-containing water drops, the dust-containing water drops are collected at the lower end of the box body 1 and are discharged out of the box body 1 through the water outlet 13, and the tail gas after dust removal is discharged out through the air outlet 12.
The spray pipe 92 is fixedly arranged in the box body 1, the spray pipe 92 is arranged between the venturi 2 and the water outlet 13, the water pump 91 is further connected to the spray pipe 92, the spray pipe 92 is used for spraying water in the box body 1, the water pump 91 is used for supplying water to the spray pipe 92, the spray pipe 92 plays a role in supplementing water between the venturi 2 and the water outlet 13, and the dust removal effect is improved.
The air outlet 12 is fixedly provided with a louver dehydrator 96, the louver dehydrator 96 is fixedly arranged at the inner end of the air outlet 12, air flow flows into the air outlet 12 through the louver dehydrator 96, and water drops are prevented from flowing into the air outlet 12 through the louver dehydrator 96.
When the venturi polishing dust removal box is used, tail gas sequentially passes through the air inlet 11, the venturi 2, the water outlet 13, the louver dehydrator 96 and the air outlet 12 to form airflow containing dust, the nozzle 93 sprays water mist into the air inlet 11, the water mist is further atomized under the impact of the airflow and enters the venturi 2, the water mist and the dust in the airflow are fully contacted in the venturi 2 to form dust-containing water drops, the spraying pipe 92 replenishes water between the venturi 2 and the water outlet 13, the dust-containing water drops are condensed into larger liquid drops which are convenient to collect at the lower end in the box body 1 and are discharged outwards through the water outlet 13, the tail gas after dust removal further collects the water drops at the lower end of the box body 1 under the action of the louver water eliminator, and the airflow after dewatering and dust removal is discharged outside through the air outlet 12, so the venturi tube 2 gun tube dust removal box has the advantages of high dust removal rate, high sewage recovery rate and long-time work.
The lower extreme of box 1 is fixed and is provided with basin 7, basin 7 is located the below of delivery port 13, basin 7 internal fixation is provided with stainless steel filter screen 8, stainless steel filter screen 8 divides the inside of basin 7 into sewage district 71 and water purification district 72, stainless steel filter screen 8 is used for filtering the impurity of sewage district 71 normal water, the water after the filtration flows into in the water purification district 72, sewage district 71 is connected on delivery port 13, the sewage that delivery port 13 flows can flow into sewage district 71 under the action of gravity, water purification district 72 is connected on water pump 91, clean water accessible water pump 91 in water purification district 72 supplies water to nozzle 93 and shower 92.
When using this venturi tube polishing dust removal case, sewage is collected at the lower extreme of box 1 and flows into sewage district 71 through delivery port 13, and sewage in the sewage district 71 flows into water purification district 72 after the filtration of stainless steel filter screen 8, and clean water accessible water pump 91 supplies water to nozzle 93 and shower 92 in the water purification district 72, has improved the utilization ratio of water resource, and consequently this venturi tube 2 gun barrel dust removal case has the advantage that water resource cyclic utilization, environmental protection.
The water sealing device is connected between the water outlet 13 and the sewage area 71, the water outlet 13, the water sealing device and the water tank 7 are sequentially arranged together from top to bottom, the water sealing device is used for avoiding the problem of environmental pollution caused by the fact that air in the box body 1 is discharged outwards through the water outlet 13, and the air in the box body 1 can be discharged outwards only through the air outlet 12.
The venturi 2 is vertically arranged in the box body 1, the venturi 2 comprises a contraction pipe section 21, a throat pipe section 22 and an expansion pipe section 23, the contraction pipe section 21, the throat pipe section 22 and the expansion pipe section 23 are sequentially arranged together from top to bottom, the contraction pipe section 21 is connected to the air inlet 11, the expansion pipe faces the spray pipe 92, air flow can sequentially pass through the contraction pipe section 21, the throat pipe section 22 and the expansion pipe section 23, the pipe diameter of the contraction pipe section 21 is gradually reduced in the air flow direction, the pipe diameter of the throat pipe is equal in the air flow direction, and the pipe diameter of the expansion pipe section 23 is gradually increased in the air flow direction.
When water mist and dust-containing airflow sequentially pass through the contraction pipe section 21, the throat pipe section 22 and the expansion pipe section 23, the flow velocity of the airflow in the contraction pipe section 21 is gradually increased, the flow velocity of the airflow in the throat pipe section 22 reaches the maximum value, the airflow flowing at high speed breaks through an air mold attached to dust particles, the water mist can fully contact the dust particles and is condensed into dust-containing water drops, and when the airflow in the expansion pipe section 23 is gradually reduced, the pressure is increased, the dust-containing water drops are condensed together to form larger dust-containing water drops, the dust-containing water drops can be conveniently collected at the lower end in the box body 1, and therefore the dust removal rate and the sewage recovery rate of the venturi tube polishing dust removal box are further improved.
The box 1 includes funnel 14, and funnel 14 is located the bottom of box 1, and shower 92 sets up in the top of funnel 14, and delivery port 13 is seted up in the lowest of funnel 14, and funnel 14 plays the effect of catchmenting, avoids the bottom of box 1 to produce ponding.
The box body 1 is internally and fixedly provided with a partition plate 94, the partition plate 94 is vertically arranged in the box body 1, the partition plate 94 is arranged between the air inlet 11 and the air outlet 12, the partition plate 94 is arranged above the water outlet 13, so that the tail gas can flow in a single direction along the directions of the air inlet 11, the venturi tube 2, the water outlet 13, the louver dehydrator 96 and the air outlet 12, the flowing path of the air flow is further improved, and the dedusting effect is further improved.
The water pump 91 is the stainless steel immersible pump, and water pump 91 sets up in water purification district 72, and water pump 91 can use by soaking in water.
The water seal device comprises a water guide pipe 3 and a water seal box 4, the water guide pipe 3 is vertical, the water guide pipe 3 is fixedly arranged at the lower end of the box body 1, the water seal box 4 is also fixedly arranged at the lower end of the box body 1, the water seal box 4 is positioned below the water guide pipe 3, the water guide pipe 3 is connected at the lower end of the water outlet 13, the lower end of the water guide pipe 3 is inserted into the water seal box 4, and the water seal box 4 is connected on the sewage area 71.
When the venturi tube polishing dust removal box is used, water is reserved in the water seal box 4, and the lower end of the water guide pipe 3 is located below the water surface in the water seal box 4, so that gas is prevented from being discharged outwards through the water outlet 13.
Be provided with slagging-off filter screen 6 between water seal box 4 and the sewage district 71, in sewage in the water seal box 4 flowed into the sewage district 71 through slagging-off filter screen 6, slagging-off filter screen 6 and stainless steel filter screen 8 played double filtration's effect, have further improved the water treatment effect of this venturi tube polishing dust removal case.
Still include the water guide plate 5 of slope, the higher one end of water guide plate 5 is fixed to be set up in water seal box 4 one side, the lower one end of water guide plate 5, slagging-off filter screen 6 and sewage district 71 top-down set gradually together, slagging-off filter screen 6 is located the below of the lower one end of water guide plate 5, slagging-off filter screen 6 is located the top of sewage district 71, sewage in water seal box 4 loops through water guide plate 5 under the action of gravity, slagging-off filter screen 6 enters into in the sewage district 71, the overall structure of slagging-off filter screen 6 is box-shaped, be convenient for store impurity.
The fixed backup pad 95 that is provided with of lower extreme of box 1, slagging-off filter screen 6 slide to set up in backup pad 95, and slagging-off filter screen 6 can transversely slide in backup pad 95, specifically, and 6 accessible linear guide (not shown in the figure) of slagging-off filter screen slide to set up in backup pad 95, and when slagging-off filter screen 6 slided in backup pad 95, slagging-off filter screen 6 slidable to the outside of box 1 to conveniently wash and maintain slagging-off filter screen 6.
The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A venturi tube polishing and dust removing box comprises a box body (1), and is characterized in that the upper end of the box body (1) is provided with an air inlet (11) and an air outlet (12), the lower end of the box body (1) is provided with a water outlet (13), a venturi tube (2) is fixedly arranged in the box body (1), the air inlet (11), the venturi tube (2), the water outlet (13) and the air outlet (12) are sequentially connected together, a nozzle (93) is fixedly arranged in the air inlet (11), a water pump (91) is connected to the nozzle (93), a spray pipe (92) is fixedly arranged in the box body (1), the spray pipe (92) is arranged between the venturi tube (2) and the water outlet (13), the water pump (91) is further connected to the spray pipe (92), and a louver dehydrator (96) is fixedly arranged on the air outlet (12);
the water pump is characterized in that a water tank (7) is fixedly arranged at the lower end of the box body (1), a stainless steel filter screen (8) is fixedly arranged in the water tank (7), the interior of the water tank (7) is divided into a sewage area (71) and a water purification area (72) by the stainless steel filter screen (8), the sewage area (71) is connected onto the water outlet (13), the water purification area (72) is connected onto the water pump (91), and a water seal device is connected between the water outlet (13) and the sewage area (71).
2. A venturi polishing and dust removing box according to claim 1, wherein said venturi (2) comprises a contraction pipe section (21), a throat pipe section (22) and an expansion pipe section (23) which are arranged together in sequence, the contraction pipe section (21) is connected to the air inlet (11), and the expansion pipe section (23) faces the shower pipe (92).
3. A venturi polishing and dust removing box according to claim 1 or 2, characterized in that said box body (1) comprises a funnel (14), the shower pipe (92) is arranged above the funnel (14), and the water outlet (13) is opened on the funnel (14).
4. A venturi polishing and dust removing box according to claim 3, characterized in that a partition (94) is fixedly arranged in the box body (1), the partition (94) is arranged between the air inlet (11) and the air outlet (12), and the partition (94) is arranged above the water outlet (13).
5. A venturi polishing and dust removing box according to claim 1, 2 or 4, characterized in that said water pump (91) is a stainless steel submersible pump, and the water pump (91) is arranged in the water purifying zone (72).
6. The venturi tube polishing and dust removing box according to claim 5, wherein the water sealing device comprises a water guiding pipe (3) and a water sealing box (4), the water guiding pipe (3) is fixedly arranged at the lower end of the box body (1), the water guiding pipe (3) is connected to the water outlet (13), the lower end of the water guiding pipe (3) is inserted into the water sealing box (4), and the water sealing box (4) is connected to the sewage area (71).
7. A Venturi polishing and dust removing box according to claim 6, characterized in that a deslagging filter screen (6) is arranged between the water seal box (4) and the sewage area (71).
8. The venturi tube polishing and dust removing box according to claim 7, further comprising an inclined water guide plate (5), wherein the higher end of the water guide plate (5) is fixed on the water seal box (4), the lower end of the water guide plate (5), the slag removing filter screen (6) and the sewage area (71) are sequentially arranged together from top to bottom, and the integral structure of the slag removing filter screen (6) is box-shaped.
9. A Venturi polishing and dust removing box according to claim 7 or 8, characterized in that a supporting plate (95) is fixedly arranged on the box body (1), and the deslagging filter screen (6) is slidably arranged on the supporting plate (95).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225499.6U CN214287371U (en) | 2020-12-28 | 2020-12-28 | Venturi polishing dust removal box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023225499.6U CN214287371U (en) | 2020-12-28 | 2020-12-28 | Venturi polishing dust removal box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214287371U true CN214287371U (en) | 2021-09-28 |
Family
ID=77862947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023225499.6U Active CN214287371U (en) | 2020-12-28 | 2020-12-28 | Venturi polishing dust removal box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214287371U (en) |
-
2020
- 2020-12-28 CN CN202023225499.6U patent/CN214287371U/en active Active
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