CN215465512U

CN215465512U - Pneumatic rotary sprayer

Info

Publication number: CN215465512U
Application number: CN202120966430.4U
Authority: CN
Inventors: 郑大同; 郑博文
Original assignee: 温州工程机械有限公司
Current assignee: Zheng Datong
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2022-01-11
Anticipated expiration: 2031-05-07

Abstract

A pneumatic rotary sprayer comprises a hopper, a pneumatic actuator and a slurry throwing device, wherein the pneumatic actuator is arranged at one end of the hopper and is connected with the hopper, the pneumatic actuator is provided with an output shaft, one end of the output shaft penetrates through the hopper to be connected with the slurry throwing device, a material cavity is formed in the hopper, a material inlet pipe is arranged on the hopper and is communicated with the material cavity, the material outlet pipe is arranged on the hopper, the material outlet can be faster due to the arrangement of the tapered hopper, the weight of the rotary sprayer can be reduced, sawteeth are arranged on the slurry throwing sheet and can evenly throw slurry to a well wall, and a material distributing body can enable the slurry in the material cavity to uniformly flow to each slurry throwing opening.

Description

Pneumatic rotary sprayer

Technical Field

The utility model relates to the technical field of trenchless pipeline repairing equipment, in particular to a pneumatic rotary sprayer.

Background

The trenchless pipeline repairing technology is a main means for repairing underground pipelines at present. The centrifugal spraying method is an important method in trenchless pipeline repairing technology, and is a repairing method for forming a lining in a pipeline through centrifugal spraying by using a high-speed rotating spray head and cement mortar and the like as spraying materials. At present, the rotary sprayer on the market is mostly electric, the weight of the rotary sprayer is large, and the discharging is uneven.

Disclosure of Invention

In view of the above, the present invention provides a pneumatic rotary sprayer.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a pneumatic jet aerator, includes hopper, pneumatic actuator and gets rid of thick liquid device, pneumatic actuator sets up the one end at the hopper, just pneumatic actuator is connected with the hopper, pneumatic actuator has the output shaft, output shaft one end is passed the hopper and is connected with getting rid of thick liquid device, form the material chamber in the hopper, set up the inlet pipe on the hopper, inlet pipe and material chamber intercommunication.

The preferred, get rid of the thick liquid device including getting rid of thick liquid piece and location end plate, get rid of and form between thick liquid piece and the location end plate and get rid of the thick liquid chamber, the hopper has the discharge end, set up the discharge gate on the discharge end, the discharge end stretches into gets rid of the thick liquid chamber and passes through the discharge gate and get rid of thick liquid chamber intercommunication, the location end plate includes upper end plate and lower end plate, the both ends correspondence that get rid of the thick liquid piece is connected with upper end plate and lower end plate, it sets up a plurality ofly to get rid of the thick liquid piece, just get rid of the setting of the impartial interval of thick liquid piece between upper end plate and lower end plate.

Preferably, a slurry throwing opening is formed between the adjacent slurry throwing sheets, and sawteeth are arranged at one end, close to the slurry throwing opening, of each slurry throwing sheet.

Preferably, the output shaft penetrates through the hopper, the upper end plate and the lower end plate in sequence, and a limiting fixing piece is arranged between the output shaft and the lower end plate.

Preferably, the slurry throwing device further comprises a material distributing body, the material distributing body is arranged in the slurry throwing cavity and is arranged in a conical shape, and the material distributing body is correspondingly connected with the lower end plate and the output shaft.

Preferably, the hopper is arranged in a conical shape.

Preferably, the pneumatic actuator is a pneumatic motor, a connecting flange is arranged between the pneumatic actuator and the hopper, the connecting flange comprises an upper flange and a lower flange, the upper flange and the lower flange are correspondingly connected with the pneumatic actuator and the hopper, and the upper flange and the lower flange are fixedly connected through bolts.

The utility model has the beneficial effects that: according to the utility model, the conical hopper is arranged, the feeding pipe is arranged on the hopper, so that the discharging is faster, the weight of the rotary sprayer can be reduced, the saw teeth arranged on the slurry throwing sheets can evenly throw slurry to the well wall, and the slurry distributing body can uniformly flow the slurry in the slurry cavity to each slurry throwing opening.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention.

Reference numerals:

1. the slurry throwing device comprises a hopper, 2, a pneumatic actuator, 3, a slurry throwing device, 4, an output shaft, 5, a material cavity, 6, a feeding pipe, 7, a slurry throwing sheet, 8, a positioning end plate, 9, a slurry throwing cavity, 10, an upper end plate, 11, a lower end plate, 12, a slurry throwing opening, 13, sawteeth, 14, a material distributing body, 15, a connecting flange, 16, an upper flange, 17, a lower flange, 18, a discharging opening, 19, a discharging end, 20, a limiting fixing part, 21 and a material conveying joint.

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.

The utility model will be further described with reference to the accompanying drawings.

The utility model provides the following technical scheme:

as shown in the accompanying drawings 1-2, the utility model discloses a pneumatic rotary sprayer which comprises a hopper 1, a pneumatic actuator 2 and a slurry throwing device 3, wherein the pneumatic actuator 2 is arranged at one end of the hopper 1, the pneumatic actuator 2 is connected with the hopper 1, the pneumatic actuator 2 is provided with an output shaft 4, one end of the output shaft 4 penetrates through the hopper 1 to be connected with the slurry throwing device 3, a material cavity 5 is formed in the hopper 1, a material feeding pipe 6 is arranged on the hopper 1, and the material feeding pipe 6 is communicated with the material cavity 5. Specifically, the feeding pipe 6 is connected with an external slurry source (not shown), in other embodiments, a material conveying joint 21 can be installed on the feeding pipe 6, the material conveying joint 21 can enhance the sealing performance of the material conveying pipe 6 to prevent leakage in the material conveying process, slurry flows to the slurry throwing device 3 along the tapered hopper 1 after entering the material cavity 5, and the slurry throwing device 3 throws the slurry to the well wall under the driving of the pneumatic actuator 2.

Further, get rid of thick liquid device 3 including getting rid of thick liquid piece 7 and location end plate 8, get rid of and form between thick liquid piece 7 and the location end plate 8 and get rid of thick liquid chamber 9, hopper 1 has discharge end 19, set up discharge gate 18 on the discharge end 19, discharge end 19 stretches into and gets rid of thick liquid chamber 9 and get rid of thick liquid chamber 9 intercommunication through discharge gate 18, location end plate 8 includes 10 and lower end plate 11, the both ends correspondence that get rid of thick liquid piece 7 is connected with 10 and lower end plate 11, it sets up a plurality ofly to get rid of thick liquid piece 7, just it is between 10 and lower end plate 11 to get rid of the setting of the impartial interval of thick liquid piece 7. In the embodiment, the slurry throwing sheet 10, the slurry throwing sheet 7 and the lower end plate 11 are all welded and fixed.

Further, in order to enable the slurry throwing effect to be better and the discharging to be more uniform, slurry throwing openings 12 are formed between the adjacent slurry throwing sheets 7, and sawteeth 13 are arranged at one ends, close to the slurry throwing openings 12, of the slurry throwing sheets 7. The setting of sawtooth 13 can make to get rid of the most advanced of each sawtooth 13 of centrifugal force dispersoid that the rotation of pneumatic motor produced of the mud on the thick liquid piece 7 to get rid of to the outside wall of a well by the most advanced on, improve the even degree of getting rid of thick liquid, prevent that mud from throwing away with, cause the thick inconsistent of mud on the outside wall of a well.

Further, the output shaft 4 sequentially penetrates through the hoppers 1 and 10 and the lower end plate 11, and a limiting fixing piece 20 is arranged between the output shaft 4 and the lower end plate 11. Specifically, the output shaft 4 sequentially penetrates through the hoppers 1 and 10 and the lower end plate 11, so that the output shaft 4 has a flow guiding effect, slurry in the material cavity 5 flows to the slurry throwing cavity 9 along the output shaft 4, and the slurry is thrown out from the slurry throwing port 12 through the slurry throwing sheet 7.

Further, the slurry throwing device 3 further comprises a material distributing body 14, the material distributing body 14 is arranged in the slurry throwing cavity 9, the material distributing body 14 is arranged in a conical shape, and the material distributing body 14 is correspondingly connected with the lower end plate 11 and the output shaft 4. Specifically, by arranging the material distributing body 14, when mud in the material cavity 5 flows to the mud throwing cavity 9, the mud cannot be uniformly distributed in each mud throwing opening 12, and therefore the mud is thrown to the well wall through the mud throwing pieces 7.

In this embodiment, hopper 1 is the toper setting, and conical hopper 1 can play the effect of the water conservancy diversion of limiting quantity, prevents that the mud in material chamber 5 from entering into in a large amount and getting rid of thick liquid chamber 9, leads to getting rid of thick liquid chamber 9 and can not be timely gets rid of thick liquid, causes the jam.

Preferably, the pneumatic actuator 2 is a pneumatic motor, a connecting flange 15 is disposed between the pneumatic actuator 2 and the hopper 1, the connecting flange 15 includes an upper flange 16 and a lower flange 17, the upper flange 16 and the lower flange 17 correspondingly connect the pneumatic actuator 2 and the hopper 1, and the upper flange 16 and the lower flange 17 are fixed by bolts.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A pneumatic rotary sprayer is characterized in that: including hopper, pneumatic actuator and get rid of thick liquid device, pneumatic actuator sets up the one end at the hopper, just pneumatic actuator is connected with the hopper, pneumatic actuator has the output shaft, output shaft one end is passed the hopper and is connected with getting rid of thick liquid device, form the material chamber in the hopper, set up the inlet pipe on the hopper, inlet pipe and material chamber intercommunication.

2. The pneumatic swozzle of claim 1, wherein: get rid of thick liquid device including getting rid of the thick liquid piece and fix a position the end plate, get rid of and form between thick liquid piece and the location end plate and get rid of the thick liquid chamber, the hopper has the discharge end, set up the discharge gate on the discharge end, the discharge end stretches into gets rid of the thick liquid chamber and passes through the discharge gate and get rid of thick liquid chamber intercommunication, the location end plate includes upper end plate and lower end plate, the both ends correspondence that get rid of the thick liquid piece is connected with upper end plate and lower end plate, it sets up a plurality ofly to get rid of the thick liquid piece, just get rid of the setting of the impartial interval of thick liquid piece between upper end plate and lower end plate.

3. The pneumatic swozzle of claim 2, wherein: a slurry throwing opening is formed between the adjacent slurry throwing sheets, and sawteeth are arranged at one end of each slurry throwing sheet close to the slurry throwing opening.

4. The pneumatic swozzle of claim 2, wherein: the output shaft penetrates through the hopper, the upper end plate and the lower end plate in sequence, and a limiting fixing piece is arranged between the output shaft and the lower end plate.

5. The pneumatic swozzle of claim 2, wherein: the slurry throwing device further comprises a material distributing body, the material distributing body is arranged in the slurry throwing cavity and is arranged in a conical shape, and the material distributing body is correspondingly connected with the lower end plate and the output shaft.

6. The pneumatic swozzle of claim 1, wherein: the hopper is arranged in a conical shape.

7. The pneumatic swozzle of claim 1, wherein: the pneumatic actuator is a pneumatic motor, a connecting flange is arranged between the pneumatic actuator and the hopper and comprises an upper flange and a lower flange, the upper flange and the lower flange are correspondingly connected with the pneumatic actuator and the hopper, and the upper flange and the lower flange are fixedly connected through bolts.