CN210259677U

CN210259677U - Unidirectional rotating spraying device for cleaning storage tank

Info

Publication number: CN210259677U
Application number: CN201921171106.2U
Authority: CN
Inventors: 刘素平; 张金立; 刘殿栋; 李万林; 李爱河; 宋彩振; 徐昕; 张金保
Original assignee: Rich High Tech Co ltd
Current assignee: Rich High Tech Co ltd
Priority date: 2019-07-24
Filing date: 2019-07-24
Publication date: 2020-04-07
Anticipated expiration: 2029-07-24

Abstract

The utility model discloses an unidirectional rotation spray set for rinsing storage tank, including connector and the fixed overcoat that sealed intercommunication set up, fixed overcoat inner chamber is connected with the connecting axle that is hollow structure through the runner assembly, the shaft hole of connecting axle extends the connecting axle tip fixedly connected with spray assembly of fixed overcoat right through fixed overcoat and connector intercommunication. The utility model discloses the advantage lies in that the structure is ingenious, nimble, need not during spraying and can realize spraying the at the uniform velocity rotation of washing the head with the help of external power, sprays evenly, and the cleaning performance is good.

Description

Unidirectional rotating spraying device for cleaning storage tank

Technical Field

The utility model relates to a chemical cleaning technique especially relates to an unidirectional rotation spray set for rinsing storage tank.

Background

Chemical cleaning is a method for cleaning equipment by using a chemical method and a chemical agent, namely, the chemical agent can react with grease, rust, dirt, welding slag and the like to dissolve the grease, the dirt and the like attached to the inner wall of a storage tank or a boiler so as to clean the storage tank or the boiler.

At present, what most storage tanks and boiler wash adopted is that traditional manual cleaning mode washs, utilizes the manual work to spray the washing liquid that is taken out by the delivery pump at jar body or boiler inner wall promptly, and this mode has following shortcoming: firstly, most cleaning solution is corrosive, and a great potential safety hazard exists in the tank body in the cleaning process, so that the cleaning solution is usually sprayed downwards from a vent hole or a manhole at the top of the tank body or a boiler in the cleaning process, the inner wall of the tank body cannot be completely sprayed with the cleaning solution, uniform spraying cannot be guaranteed, and the cleaning effect is poor; secondly, the manual cleaning speed is slow, the cleaning cycle is long, the labor intensity is high, and time and labor are wasted. Therefore, how to design a spray cleaning device capable of automatically rotating is an important problem to be solved urgently by those skilled in the art.

Disclosure of Invention

An object of the utility model is to provide an unidirectional rotation spray set for rinsing storage tank, the shower nozzle is autogiration under the reverse effort of washing liquid, and is not only efficient, can also realize the even spraying of washing liquid, and the cleaning performance is good.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

a unidirectional rotation spray set for rinsing storage tank, connector and fixed overcoat including sealed intercommunication setting, fixed overcoat inner chamber is connected with the connecting axle that is hollow structure through the runner assembly, the shaft hole of connecting axle extends the connecting axle tip fixedly connected with spray assembly of fixed overcoat right through fixed overcoat and connector intercommunication.

And the left end of the fixed outer sleeve is inwards retracted leftwards to form a threaded plug matched with the connector.

And a Y-shaped sealing ring is arranged between the left end part of the connecting shaft and the inner cavity of the fixed outer sleeve.

The rotating assembly comprises a shaft sleeve, a first bearing, a second bearing, a pressure bearing and a retaining ring which are sequentially sleeved on the connecting shaft from left to right, an inherent first jackscrew penetrates through the shaft sleeve, and the retaining ring is fixedly connected to the right end of the fixed outer sleeve through a second jackscrew.

And a first blocking sleeve is sleeved on the connecting shaft between the first bearing and the second bearing, and a second blocking sleeve is sleeved on the connecting shaft between the second bearing and the pressure bearing.

The spraying assembly comprises a spraying head which is sleeved and sealed at the right end part of the connecting shaft, liquid spraying ports are formed in the middle of the outer side wall of the spraying head at intervals along the circumferential direction of the spraying head, and spraying rods are communicated in the liquid spraying ports in a sealing mode.

The spray lance is of a fold line structure and comprises a connecting section which is communicated with the liquid spraying opening in a sealing way and a bending section which is bent from the end part of the connecting section, and the included angle α between the connecting section and the bending section is 150-170 degrees.

The liquid spraying port is an inclined hole, and the spray rod is a straight rod.

The utility model discloses the advantage lies in that the structure is ingenious, nimble, need not during spraying and can realize spraying the at the uniform velocity rotation of washing the head with the help of external power, sprays evenly, and the cleaning performance is good. The utility model has the advantages of specifically having following several:

1) the utility model discloses the structure is ingenious, need not to carry with the help of large-scale lifting device and can hoist it, can hoist and mount at the usable blind plate of manhole or vent department at jar body and boiler top, and the installation is simple and convenient, and specially adapted washs volume 1000m³～10000m³A tank or boiler;

2) the autorotation of the spray head and the connecting shaft is realized by the reverse acting force provided by the cleaning liquid sprayed by the spray rod in the cleaning process, an external power source is not needed, and the manufacturing cost is reduced; meanwhile, the spray rod is driven to rotate along with the spray head in the rotation process of the spray head, so that the cleaning liquid is uniformly sprayed on the inner wall of the boiler, and the cleaning effect is ensured.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural view of the spray assembly of fig. 1.

Fig. 3 is another schematic structural diagram of the spray assembly of the present invention.

Detailed Description

As shown in fig. 1, the unidirectional rotation spraying device for cleaning the storage tank of the utility model comprises a connector 1 communicated with a water outlet pipe of a conveying pump, wherein the right end of the connector 1 is fixedly connected with a fixed outer sleeve 2 communicated with an inner cavity, the left end of the fixed outer sleeve 2 is inwardly contracted leftwards to form a threaded plug 4 matched with the connector 1, and the threaded plug 4 is in threaded connection with the connector 1; the through hole of the fixing outer sleeve 2 positioned on the right side of the threaded plug 4 is a step hole, the step hole is connected with a connecting shaft 3 in a hollow structure through a rotating assembly, the connecting shaft 3 is coaxially arranged with the fixing outer sleeve 2 and the connector 1, the connecting shaft 3 is communicated with the connector 1 through the threaded plug 4, and a Y-shaped sealing ring 5 is arranged between the left end part of the connecting shaft 3 and the inner cavity of the fixing outer sleeve 2, so that the sealing performance is ensured, and the leakage of cleaning liquid is avoided; the right end of the connecting shaft 3 extends rightwards to form a fixed outer sleeve 2, and the end part of the connecting shaft 3 extending rightwards to form the fixed outer sleeve 2 is hermetically sleeved with a spraying assembly.

As shown in fig. 1, the rotating assembly includes a shaft sleeve 6.1, a first bearing 6.2, a second bearing 6.3, a pressure bearing 6.4 and a baffle ring 6.5 which are sequentially sleeved on the connecting shaft 3 from left to right, a first baffle sleeve 6.7 is sleeved on the connecting shaft 3 between the first bearing 6.2 and the second bearing 6.3, a second baffle sleeve 6.8 is sleeved on the connecting shaft 3 between the second bearing 6.3 and the pressure bearing 6.4, the first bearing 6.2 and the second bearing 6.3 are both deep groove ball bearings, and two fulcrums are provided for the rotation of the connecting shaft 3; the shaft sleeve 6.1 is fixedly provided with a first jackscrew, the baffle ring 6.5 is fixedly connected with the right end part of the fixed outer sleeve 2 through a second jackscrew 6.6, the shaft sleeve 6.1 and the baffle ring 6.5 provide two fixed positions for the connecting shaft, the connecting shaft 3 is ensured to drive the spraying assembly to do circular motion around the axis 8 of the spraying assembly, and the axial movement of the connecting shaft 3 in the reaction force of cleaning fluid is avoided.

As shown in fig. 1, the spray assembly comprises a spray washing head 7.1 which is hermetically sleeved at the right end part of the connecting shaft 3, the spray washing head 7.1 is coaxially arranged with the connecting shaft 3, four liquid spray ports 7.2 are arranged in the middle of the outer side wall of the spray washing head 7.1 at intervals along the circumferential direction of the spray washing head, and a spray rod 7.3 is connected with the inner thread of each liquid spray port 7.2;

as shown in fig. 2, the spray rod 7.3 includes the linkage segment of threaded connection on the hydrojet mouth 7.2, the terminal bending section of linkage segment is buckled along the clockwise (of course the bending section of spray rod 7.3 also can buckle along the counter-clockwise), the washing liquid is sprayed at jar internal wall by the spray rod, for spray rinsing head 7.1 provides reaction force, spray rinsing head 7.1 drives connecting axle 3 and makes the circumference rotation around its axis together under the effect of reaction force, spray rinsing head 7.1 can realize 360 at the uniform velocity rotations, ensure that the washing liquid can evenly spray on the internal wall of jar body or boiler, the cleaning performance is good.

In actual manufacturing, the liquid spraying port 7.2 can also be an inclined hole as shown in fig. 3, the spray rod 7.3 is a straight rod, and the cleaning liquid from the spray rod provides reaction force for the spray washing head, so that uniform rotation of the spray washing head is realized.

When in use, the utility model is arranged on a blind plate at a vent hole or a manhole at the top of a tank body or a boiler, and the connector 1 is communicated with a liquid outlet of a conveying pump of an external cleaning station through a pipeline; the delivery pump is started, the washing liquid is through connector 1, threaded plug 4, spout by spray lance 7.3 behind connecting axle 3 and the shower nozzle 7.1, because there is the angle of buckling in spray lance 7.3, provide reverse effort behind the jar side wall by spray lance 7.3 spun high-pressure washing liquid injection, shower nozzle 7.1 and connecting axle 3 rotate at the uniform velocity under the effect of reverse effort, ensure that the washing liquid evenly sprays on jar internal wall, the washing liquid of spraying on jar internal wall is by jar body top flow direction jar body bottom under the effect of gravity, the washing waste liquid is discharged by the delivery port of the jar body, 360 no dead angle of jar body have been realized and have been washd, the cleaning performance is good.

In the description of the present invention, it should be noted that the terms "front", "back", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Claims

1. The utility model provides a unidirectional rotation spray set for rinsing storage tank which characterized in that: including connector (1) and fixed overcoat (2) that sealed intercommunication set up, fixed overcoat (2) inner chamber is connected with connecting axle (3) that are hollow structure through rotating assembly, the shaft hole of connecting axle (3) is through fixed overcoat (2) and connector (1) intercommunication, extends connecting axle (3) tip fixedly connected with spray assembly of fixed overcoat (2) right.

2. The unidirectional rotation sprinkler device for cleaning a storage tank of claim 1, wherein: the left end of the fixed outer sleeve (2) is inwards folded leftwards to form a threaded plug (4) matched with the connector (1).

3. The unidirectional rotation sprinkler device for cleaning a storage tank of claim 1, wherein: and a Y-shaped sealing ring (5) is arranged between the left end part of the connecting shaft (3) and the inner cavity of the fixed outer sleeve (2).

4. A unidirectional rotating sprinkler device for cleaning a storage tank according to any one of claims 1-3, characterized in that: the rotating assembly comprises a shaft sleeve (6.1), a first bearing (6.2), a second bearing (6.3), a pressure bearing (6.4) and a baffle ring (6.5) which are sequentially sleeved on the connecting shaft (3) from left to right, a first jackscrew penetrates through the shaft sleeve (6.1), and the baffle ring (6.5) is fixedly connected to the right end of the fixed outer sleeve (2) through the second jackscrew (6.6).

5. The unidirectional rotation sprinkler device for cleaning the storage tank of claim 4, wherein: a first blocking sleeve (6.7) is sleeved on the connecting shaft (3) between the first bearing (6.2) and the second bearing (6.3), and a second blocking sleeve (6.8) is sleeved on the connecting shaft (3) between the second bearing (6.3) and the pressure bearing (6.4).

6. The unidirectional rotation sprinkler device for cleaning a storage tank of claim 1, wherein: the spray assembly comprises a spray head (7.1) which is sleeved at the right end part of the connecting shaft (3) in a sealing mode, liquid spraying ports (7.2) are arranged in the middle of the outer side wall of the spray head (7.1) along the circumferential direction of the spray head at intervals, and spray rods (7.3) are communicated in the liquid spraying ports (7.2) in a sealing mode.

7. The unidirectional rotating spraying device for cleaning the storage tank as claimed in claim 6, wherein the spraying rod is of a broken line structure and comprises a connecting section in sealed communication with the liquid spraying port (7.2) and a bending section bent from the end of the connecting section, and the included angle α between the connecting section and the bending section is 150-170 degrees.

8. The unidirectional rotation sprinkler device for cleaning the storage tank of claim 6, wherein: the liquid spraying port (7.2) is an inclined hole, and the spray rod (7.3) is a straight rod.