CN211246998U - Rotary spraying device and cleaning system - Google Patents

Abstract

The utility model relates to a rotary spraying device, including shell and nozzle head, be provided with impeller shaft and wheel hub in the shell, still be provided with the nozzle hub in the shell, the nozzle head sets up on the nozzle hub. The impeller shaft drives the hub to rotate through the first driving mechanism, the hub drives the nozzle hub to rotate through the second transmission mechanism, and the rotation axis of the hub is not parallel to that of the nozzle hub. In this scheme, wheel hub and nozzle hub all can rotate, and promptly, the nozzle head can be followed two rotation axis rotations that are not parallel to can optimize rotary spray device's cleaning performance effectively, realize all-round washing. The utility model discloses still openly use this rotatory spray set's cleaning system. The cleaning system has the advantages of good cleaning performance and easy maintenance.

Description

Rotary spraying device and cleaning system

Technical Field

The utility model relates to an automatic change and wash technical field, especially relate to a rotatory spray set and cleaning system.

Background

In the field of medicine and food production, cleaning spray devices are frequently used, and the cleaning function of the spray devices is widely applied to a clean fluid process system. For example, the residue in the liquid medicine preparation tank body can be effectively removed by adopting a medium-high pressure and low flow spraying technology; the low-pressure and high-flow spraying technology can effectively prevent the breeding of microorganisms on the inner wall of the high-temperature water tank for injection. At present, the online cleaning process (CIP) for automatically cleaning the liquid preparation tank body is widely accepted by modern medicine and food industries, and how to correctly select a cleaning spray device is crucial to cleaning the liquid preparation tank body.

The mainstream of the cleaning and spraying device in the prior art is divided into a fixed cleaning and spraying device and a rotary cleaning and spraying device, for example, a spray ball is disclosed as a fixed spraying device in chinese patent with publication number CN208743294U, and comprises a hollow ball shell, and the cleaning is realized according to different parts of a spray port on the spray ball. The device has the following defects: (1) the cleaning effect is general, and the water consumption for cleaning agent are very large; (2) the cleaning air is easy to block and red rust is easy to generate. For example, chinese patent publication No. CN203737646U discloses a "self-cleaning rotary spray device" in which a circular liquid storage box is fixed on a rotary shaft, the upper opening of the liquid storage box is provided with a spray liquid inlet, a spray head is provided on a cylindrical surface, and a spray liquid outlet is provided in the middle of the spray head for regular cleaning. The device has the following defects: (1) the cleaning efficiency is general; (2) and the risk of particle pollution caused by the falling iron chips.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a rotatory spray set is provided, aim at solving the poor technical problem of spray set cleaning performance among the prior art.

In a first aspect, a rotary spray device includes a housing and a nozzle tip; an impeller shaft and a hub are arranged in the shell; the impeller shaft drives the hub to rotate through a first transmission mechanism; a nozzle hub is also disposed within the housing, the nozzle tip being disposed on the nozzle hub; the hub drives the nozzle hub to rotate through a second transmission mechanism; the rotational axis of the hub is non-parallel to the rotational axis of the nozzle hub.

The utility model discloses some embodiments provide a pair of rotary spraying device, including shell and nozzle head, be provided with impeller shaft and wheel hub in the shell, still be provided with the nozzle hub in the shell, the nozzle head sets up on the nozzle hub. The impeller shaft drives the hub to rotate through the first driving mechanism, the hub drives the nozzle hub to rotate through the second transmission mechanism, and the rotation axis of the hub is not parallel to that of the nozzle hub. In this scheme, wheel hub and nozzle hub all can rotate, and promptly, the nozzle head can be followed two rotation axis rotations that are not parallel to can optimize rotary spray device's cleaning performance effectively, realize all-round washing.

Preferably, an impeller is provided on the impeller shaft, and the medium flowing through the housing drives the impeller shaft to rotate by the impeller.

The impeller is arranged, so that the rotary spraying device does not need to be driven externally, the rotation can be realized by using a medium flowing in the shell, and the use performance of the rotary spraying device is optimized.

Preferably, an impeller worm is arranged on the impeller shaft, the first transmission mechanism includes a first worm wheel matched with the impeller worm, a first transmission shaft is arranged on the first worm wheel, a second worm is arranged on the first transmission shaft, the first transmission mechanism further includes a second transmission shaft, a second worm wheel matched with the second worm is arranged on the second transmission shaft, a first gear is arranged on the second transmission shaft, a gear ring meshed with the first gear is arranged on the hub, and the gear ring drives the hub to rotate.

The first transmission mechanism adopts two-stage worm gear speed reduction, the scheme can effectively reduce the rotating speed of the hub and the nozzle hub, and the performance of the rotary spraying device is optimized.

Preferably, the second transmission mechanism includes a driving gear disposed on the hub, and a driven gear engaged with the driving gear is disposed on the nozzle hub and drives the nozzle hub to rotate. The second transmission mechanism has high power transmission precision, and the performance of the second transmission mechanism is optimized.

Preferably, a hub nut is arranged on the hub, and a first rolling bearing is arranged between the hub nut and the hub. The hub rotates flexibly, and the performance of the rotary spraying device is optimized.

Preferably, the rotary spraying device further comprises a conical shell, and the conical shell is fixed on the hub through a bolt. The conical shell is mainly used for guiding the medium and is beneficial to the medium to enter the shell. The conical shell is fixed on the hub through the bolt, and the rotary spraying device is easy to maintain.

Preferably, the nozzle head is fixed to the nozzle hub by a snap spring. The nozzle head and the nozzle hub are easy to assemble.

Preferably, a base is further disposed in the housing, and the impeller shaft is rotatably connected to the base. The arrangement of the base enables the impeller shaft to be easily assembled, and the performance of the rotary spraying device is optimized.

Preferably, the axis of rotation of the hub is perpendicular to the axis of rotation of the nozzle hub. The rotary spraying device has a better cleaning effect, and the performance of the rotary spraying device is optimized.

In a second aspect, a cleaning system comprises a spray device, which is the rotary spray device of the first aspect.

The utility model discloses some embodiments provide a cleaning system, including spray set, wherein, this spray set is the rotatory spray set that above-mentioned first aspect provided, and rotatory spray set has that cleaning performance is good, easy to maintain's advantage, and consequently, this cleaning system has that cleaning performance is good, easy to maintain's performance.

The utility model provides a rotatory spray set has following beneficial effect:

1. when the cleaning and spraying device breaks down, the cleaning and spraying device can be easily disassembled, assembled and maintained.

2. The service life is long, and the cleaning dead angle caused by the blockage of the spraying holes can be effectively avoided.

3. The nozzle hub is driven to rotate by the combination of worm and gear transmission and gears, and omnibearing cleaning can be achieved without other power drive.

Drawings

Fig. 1 is a schematic plan view of a rotary spraying device according to a preferred embodiment of the present invention.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, in a first aspect, a preferred embodiment of the rotary spraying device of the present invention includes a housing 1 and a nozzle head 18.

An impeller shaft 3 and a hub 5 are arranged in the shell 1; the impeller shaft 3 drives the hub 5 to rotate through a first transmission mechanism; a nozzle hub 15 is also arranged in the housing 1, the nozzle head 18 being arranged on the nozzle hub 15; the hub 5 drives the nozzle hub 15 to rotate through a second transmission mechanism; the rotational axis of the hub 5 is not parallel to the rotational axis of the nozzle hub 15.

The materials for manufacturing the housing 1, the impeller shaft 3, the hub 5 and the nozzle hub 15 are not limited, and can be selected reasonably by those skilled in the art according to the needs.

The non-parallel of the rotation axis of the hub 5 and the rotation axis of the nozzle hub 15 means that the rotation axis of the hub 5 and the rotation axis of the nozzle hub 15 have a certain included angle, and the scheme enables the nozzle head 18 to rotate along the two rotation axes, so that the scheme can effectively clean dead corners, and further optimizes the cleaning performance of the rotary spraying device.

In some possible embodiments, as shown in fig. 1, an impeller 2 is arranged on the impeller shaft 3, and the medium flowing through the housing 1 drives the impeller shaft 3 to rotate via the impeller 2.

When the medium flows through the impeller 2, the impeller 2 rotates, and the impeller 2 rotates to drive the impeller shaft 3 to rotate so as to generate power. The assembly mode of the impeller 2 and the impeller shaft 3 is not limited, and the impeller 2 can drive the impeller shaft 3 to rotate.

The impeller shaft 3 and the impeller 2 may be made of brass material.

As shown in fig. 1, in some possible embodiments, an impeller worm 4 is disposed on the impeller shaft 3, the first transmission mechanism includes a first worm wheel 8 engaged with the impeller worm 4, a first transmission shaft 9 is disposed on the first worm wheel 8, a second worm 10 is disposed on the first transmission shaft 9, the first transmission mechanism further includes a second transmission shaft 12, a second worm wheel 11 engaged with the second worm 10 is disposed on the second transmission shaft 12, a first gear 13 is disposed on the second transmission shaft 12, a toothed ring 14 engaged with the first gear 13 is disposed on the hub 5, and the toothed ring 14 drives the hub 5 to rotate.

Two-stage worm gear speed reduction is adopted in this embodiment, so that the hub 5 and the nozzle hub 15 both have reasonable rotating speeds.

It can be understood that: when the flow rate of the medium in the housing 1 is slow, only one stage of worm gear speed reduction mechanism may be provided, or the first transmission mechanism may have only the power transmission capability, or the first transmission mechanism may have a simple speed reduction capability.

Specifically, the method comprises the following steps: the slow medium flow rate means that when the medium flow rate drives the impeller 2 to rotate and drives the hub 5 through the first transmission mechanism and drives the nozzle hub 15 to rotate through the second transmission mechanism, the hub 5 and the nozzle hub 15 have reasonable rotation speeds, and at the moment, the first transmission mechanism does not need to have a large transmission ratio.

In some possible embodiments, as shown in fig. 1, the second transmission mechanism comprises a driving gear disposed on the hub 5, and a driven gear engaged with the driving gear is disposed on the nozzle hub 15, and the driven gear rotates the nozzle hub 15.

The driving gear and the driven gear can be helical gears and are mainly used for changing the transmission direction of the variable force. The specific form of the driving gear and the driven gear can be properly set according to the angle between the rotation axis of the nozzle hub 15 and the rotation axis of the hub 5, and is not limited herein.

As shown in fig. 1, in some possible embodiments, a hub nut 7 is provided on the hub 5, and a first rolling bearing 6 is provided between the hub nut 7 and the hub 5.

The hub nut 7 is used for fixing the position of the hub 5, and the hub 5 is fixed by the hub nut 7, so that the rotary spraying device is easy to maintain.

The hub 5 should be fixed by a detachable connection so that the hub 5 can be conveniently detached and the rotating paint spraying device can be maintained or overhauled.

As shown in fig. 1, in some possible embodiments, the rotary sprinkler further comprises a conical shell 20, said conical shell 20 being fixed to said hub 5 by means of bolts 21.

The conical shell 20 is mainly used to guide the medium to enter the housing 1.

In some possible embodiments, the nozzle head 18 is fixed to the nozzle hub 15 by a snap spring.

The nozzle tip 18 may also be secured to the nozzle hub 15 by other removable means so that the rotary sprayer may be easily serviced.

A nozzle hub nut 17 is provided on the nozzle hub 15, a second rolling bearing 16 is provided between the nozzle hub nut 17 and the nozzle hub 15, and the nozzle hub nut 17 is used to fix the position of the nozzle hub 15.

In some possible embodiments, as shown in fig. 1, a seat 19 is also provided in the housing 1, the impeller shaft 3 being rotatably connected to the seat 19.

The connection mode of the base 19 and the housing 1 is not limited and can be freely selected. The base 19 is mainly used for positioning the impeller shaft 3, and the impeller shaft 3 is rotationally connected with the base 19.

In some possible embodiments, the rotation axis of the hub 5 is perpendicular to the rotation axis of the nozzle hub 15.

The angle between the rotation axis of the hub 5 and the rotation axis of the nozzle hub 15 may be other angles, and the specific angle is determined according to the washing requirement and is not limited herein.

The above embodiments can be freely combined for use.

The utility model discloses a cleaning system is disclosed in the second aspect, cleaning system includes spray set, spray set is the first aspect rotatory spray set.

In some specific application examples: water with certain pressure is introduced into an inlet of the conical shell 20, the impeller 2 is driven to rotate under the action of water flow, the impeller shaft 3 and the worm of the impeller shaft 3 are further driven to rotate, the impeller worm 4 drives the first worm wheel 8 to rotate, the first worm wheel 8 is provided with the first transmission shaft 9, the first transmission shaft 9 is provided with the second screw, the second screw drives the second worm wheel 11 to rotate, the second worm wheel 11 is provided with the second transmission shaft 12, the second transmission shaft 12 is provided with the first gear 13, the first gear 13 is meshed with the toothed ring 14 arranged on the hub 5, the hub 5 and the conical shell 20 are further driven to rotate, the hub 5 drives the nozzle hub 15 and the nozzle head 18 to rotate through the driving gear and the driven gear, and water flow is sprayed out of the nozzle opening.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. A rotary spray device comprising a housing (1) and a nozzle head (18), characterized in that:

an impeller shaft (3) and a hub (5) are arranged in the shell (1); the impeller shaft (3) drives the hub (5) to rotate through the first transmission mechanism; a nozzle hub (15) is also arranged in the shell (1), and the nozzle head (18) is arranged on the nozzle hub (15); the hub (5) drives the nozzle hub (15) to rotate through a second transmission mechanism; the rotational axis of the hub (5) is non-parallel to the rotational axis of the nozzle hub (15).

2. The rotary shower apparatus as claimed in claim 1, wherein: an impeller (2) is arranged on the impeller shaft (3), and a medium flowing through the shell (1) drives the impeller shaft (3) to rotate through the impeller (2).

3. The rotary shower apparatus as claimed in claim 1 or 2, wherein: be provided with impeller worm (4) on impeller shaft (3), first drive mechanism includes with impeller worm (4) complex first worm wheel (8) be provided with first transmission shaft (9) on first worm wheel (8) be provided with second worm (10) on first transmission shaft (9), first drive mechanism still includes second transmission shaft (12) be provided with on second transmission shaft (12) with second worm (10) complex second worm wheel (11) be provided with first gear (13) on second transmission shaft (12) be equipped with on wheel hub (5) with first gear (13) meshing's ring gear (14), ring gear (14) drive wheel hub (5) are rotatory.

4. The rotary shower apparatus as claimed in claim 3, wherein: the second transmission mechanism comprises a driving gear arranged on the hub (5), a driven gear meshed with the driving gear is arranged on the nozzle hub (15), and the driven gear drives the nozzle hub (15) to rotate.

5. The rotary shower apparatus as claimed in claim 1, wherein: a hub nut (7) is arranged on the hub (5), and a first rolling bearing (6) is arranged between the hub nut (7) and the hub (5).

6. The rotary shower apparatus as claimed in claim 1 or 5, wherein: the rotary spraying device further comprises a conical shell (20), and the conical shell (20) is fixed on the hub (5) through a bolt (21).

7. The rotary shower apparatus as claimed in claim 1, wherein: the nozzle head (18) is fixed on the nozzle hub (15) through a clamp spring.

8. The rotary shower apparatus as claimed in claim 1, wherein: a base (19) is further arranged in the shell (1), and the impeller shaft (3) is rotatably connected to the base (19).

9. The rotary shower apparatus as claimed in claim 1, wherein: the rotational axis of the hub (5) is perpendicular to the rotational axis of the nozzle hub (15).

10. The utility model provides a cleaning system, cleaning system includes spray set, characterized by: the spraying device is the rotary spraying device of any one of claims 1 to 9.

Images