Spray head for spray tower

Abstract

The utility model relates to a spray head, in particular to a spray head for a spray tower. The sprayer comprises a spiral sprayer body and an umbrella-shaped baffle arranged below the spiral sprayer body, and the top end of the umbrella-shaped baffle is connected with the lower end of the spiral sprayer body through a connecting rod. When one part of the absorption liquid is sprayed out from the rotary spray head disclosed by the utility model, atomized water drops are formed and scattered due to the spiral characteristic of the absorption liquid, and the other part of the absorption liquid directly falls down and is blocked by the umbrella-shaped baffle plate to form atomized water drops, so that the atomization rate and the spray distribution uniformity of the absorption liquid are improved, and the purification efficiency of the spray tower is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a nozzle, concretely relates to a nozzle for spray tower. BACKGROUND

[0002] In the chemical production process, mixed gas containing toluene and other substances is produced, in order to obtain pure gas, the mixed gas needs to be contacted with water by the spray tower countercurrent washing, so that part of the components in the mixed gas are intercepted by the sprayed absorption liquid through the similar compatible principle. The gas distribution uniformity of the spray tower in the spraying process will seriously affect the final effect of waste gas treatment, and improving the distribution uniformity during spraying is one of the paths to improve the gas distribution uniformity. SUMMARY

[0003] The utility model wants to solve the technical problem that provide a kind of for spray tower's nozzle that can improve the distribution uniformity of spraying.

[0004] In order to solve the above technical problem, the technical scheme that the utility model adopts is as follows: a nozzle for spray tower, including spiral nozzle and the umbrella-shaped baffle being arranged below spiral nozzle, the top end of umbrella-shaped baffle is connected with the lower end of spiral nozzle by connecting rod.

[0005] Wherein, the spiral nozzle includes nozzle body and spiral water distributor, and the water outlet of the nozzle body is communicated with the water inlet of the spiral water distributor.

[0006] Wherein, the spiral water distributor is inverted conical.

[0007] Wherein, the included angle between the central axis of the inverted cone and any generatrix is 10-20 °.

[0008] Wherein, the height of the inverted cone is H, and the distance from the apex of the inverted cone to the umbrella-shaped baffle is h, h is equal to 1 / 10H-1 / 7H.

[0009] Wherein, the height of the umbrella-shaped baffle is 1 / 5h-1 / 3h.

[0010] Wherein, the cross section of the spiral water distributor is rectangular.

[0011] Wherein, the outer surface of the nozzle body is provided with an external thread interface.

[0012] Wherein, the included angle between the central axis of the umbrella-shaped baffle and any generatrix is 60-85 °.

[0013] Wherein, the material of the spiral nozzle and the umbrella-shaped baffle is titanium alloy.

[0014] The utility model discloses beneficial effect lies in: the part of high -speed absorption liquid is sprayed from the rotating shower nozzle of the utility model, and the atomized water bead is formed by the spiral characteristic when falling, and the absorption liquid of another part is blocked by the umbrella -shaped baffle, and the atomized water bead is formed, and the atomization rate and the shower distribution uniformity of absorption liquid are improved, thereby improve the purification efficiency of the spray tower. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 Fig. 1 shows the structure schematic diagram of the shower nozzle for the spray tower of the utility model;

[0016] Label explanation:

[0017] 1, spiral shower nozzle;11, shower nozzle body;12, spiral water distributor;

[0018] 2, umbrella -shaped baffle;

[0019] 3, connecting rod. DETAILED DESCRIPTION

[0020] In order to explain the technical content of the utility model, the purpose and effect realized, the following is explained by combining with the drawings.

[0021] Please refer to Figure 1 A kind of shower nozzle for spray tower, including spiral shower nozzle and the umbrella -shaped baffle being arranged below spiral shower nozzle, the top of umbrella -shaped baffle is connected with the lower end of spiral shower nozzle by connecting rod.

[0022] Among them, umbrella -shaped structure is same with conical inclined plane shape.

[0023] From the above description, the beneficial effect of the utility model lies in: although the conventional spiral shower nozzle can make water form small water bead, but the water bead distribution is not uniform enough, and the absorption liquid sprayed from the lower end of the shower nozzle can reach 60%, and the content is large. The umbrella -shaped baffle is arranged in the spiral shower nozzle, so that the absorption liquid is blocked by the umbrella -shaped baffle, and the atomized water bead is further formed, the atomization rate and the shower distribution uniformity of absorption liquid are improved, thereby improving the purification efficiency of the spray tower.

[0024] The shower nozzle of the utility model can be retrofitted on the basis of the existing spiral shower nozzle, which is convenient and simple, and easy to popularize.

[0025] Further, the spiral shower nozzle includes a shower nozzle body and a spiral water distributor, and the water outlet of the shower nozzle body is in communication with the water inlet of the spiral water distributor.

[0026] Further, the spiral water distributor is inverted conical.

[0027] From the above description, the water with pressure is sprayed from the water outlet of the nozzle body into the spiral water distributor, and is evenly layered and scattered from the gap of the spiral water distributor to the surrounding, forming fine water droplets.

[0028] Further, the angle between the central axis of the inverted cone and any generatrix is 10-20°.

[0029] Further, the height of the inverted cone is H, and the distance from the vertex of the inverted cone to the umbrella-shaped baffle is h, h is equal to 1 / 10H-1 / 7H.

[0030] The vertex of the inverted cone is the intersection of the generatrix, and the height of the inverted cone refers to the distance from the bottom of the inverted cone to the vertex.

[0031] Further, the height of the umbrella-shaped baffle is 1 / 5h-1 / 3h.

[0032] Further, the cross section of the spiral water distributor is rectangular.

[0033] The cross section refers to the cross section of the spiral body of the spiral water distributor.

[0034] Further, the outer surface of the nozzle body is provided with an external threaded interface.

[0035] From the above description, the external threaded interface on the outer surface of the nozzle body is easy to disassemble and install the nozzle.

[0036] Further, the angle between the central axis of the umbrella-shaped baffle and any generatrix is 60-85°.

[0037] From the above description, by adjusting the size of the spiral water distributor, the distance from the spiral water distributor to the umbrella-shaped baffle, and the size of the umbrella-shaped baffle, the uniformity of the atomized water droplets formed by the umbrella-shaped baffle can be controlled.

[0038] Further, the material of the spiral nozzle and the umbrella-shaped baffle is titanium alloy.

[0039] From the above description, titanium alloy has high strength and corrosion resistance, which can prolong the service life of the nozzle.

[0040] Please refer to Figure 1The utility model discloses an embodiment one for: a nozzle for spray tower, including spiral nozzle 1 and setting umbrella baffle 2 under spiral nozzle 1, the top of umbrella baffle 2 is connected with the lower end of spiral nozzle 1 through connecting rod 3, and the material quality of spiral nozzle 1 and umbrella baffle 2 is titanium alloy. Spiral nozzle 1 includes nozzle body 11 and inverted conical spiral water distributor 12, and the outer surface of nozzle body 11 is provided with external thread interface, and the water outlet of nozzle body 11 is communicated with the water inlet of spiral water distributor 12, and the section is rectangular. The angle of the central axis of inverted conical shape with any generatrix is 15 DEG, the height of inverted conical shape is H, the distance from inverted conical vertex to umbrella baffle is h, h is equal to 1 / 10H, the height of umbrella baffle 2 is 1 / 3h, and the angle of the central axis of umbrella baffle with any generatrix is 85 DEG.

[0041] The utility model discloses an embodiment two for:

[0042] The difference between embodiment two and embodiment one is only that the angle of the central axis of inverted conical shape with any generatrix is 10, the height of inverted conical shape is H, the distance from inverted conical vertex to umbrella baffle is h, h is equal to 1 / 7H, the height of umbrella baffle 2 is 1 / 5h, and the angle of the central axis of umbrella baffle with any generatrix is 60 DEG.

[0043] The utility model discloses an embodiment three for:

[0044] The difference between embodiment three and embodiment one is only that the angle of the central axis of inverted conical shape with any generatrix is 20 DEG, the height of inverted conical shape is H, the distance from inverted conical vertex to umbrella baffle is h, h is equal to 1 / 8H, the height of umbrella baffle 2 is 1 / 4h, and the angle of the central axis of umbrella baffle with any generatrix is 75 DEG.

[0045] Summarized above, the nozzle for spray tower provided by the utility model is installed on the water pipe through external thread interface, and the absorbing liquid flows to the water inlet of spiral water distributor 12 through the water outlet of nozzle body 11, and after tangential and collision with the continuously smaller spiral surface, the absorbing liquid is evenly layered and scattered to the four directions from the gap of spiral water distributor 12, forming fine water droplets, wherein the absorbing liquid directly downward is blocked by umbrella baffle 2 fixed through connecting rod 3, further forming atomized water droplets, improving the atomization rate and spray distribution uniformity of absorbing liquid, thereby improving the purification efficiency of spray tower. The nozzle material of the utility model is titanium alloy, which can prolong the service life of the nozzle.

[0046] The above-mentioned is only the embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent transformation of the utility model specification and the attached drawing, or direct or indirect application in the related technical field, is also included in the patent protection range of the utility model.

Claims

1. A spray head for a spray tower, characterized in that The spiral nozzle comprises a nozzle body and a spiral water distributor, and the water outlet of the nozzle body is communicated with the water inlet of the spiral water distributor.

2. A showerhead for a spray tower according to claim 1, wherein, The spiral water distributor is in an inverted conical shape.

3. A showerhead for a spray tower as defined in claim 2, wherein, The angle between the central axis of the inverted conical shape and any generatrix is 10-20°.

4. The spray head for a spray tower of claim 2, wherein, The height of the inverted conical shape is H, and the distance from the vertex of the inverted conical shape to the umbrella-shaped baffle is h, h is equal to 1 / 10H-1 / 7H.

5. A spray head for a spray tower as claimed in claim 4, characterised in that, The height of the umbrella-shaped baffle is 1 / 5h-1 / 3h.

6. The spray head for a spray tower of claim 1, wherein, The cross section of the spiral water distributor is rectangular.

7. The spray head for a spray tower of claim 1, wherein, The outer surface of the nozzle body is provided with an external threaded interface.

8. The spray head for a spray tower of claim 1, wherein, The angle between the central axis of the umbrella-shaped baffle and any generatrix is 60-85°.

9. The spray head for a spray tower of claim 1, wherein, The material of the spiral nozzle and the umbrella-shaped baffle is titanium alloy.

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