CN218282193U

CN218282193U - Special pneumatic rotary sprayer for repairing inspection well

Info

Publication number: CN218282193U
Application number: CN202221924432.8U
Authority: CN
Inventors: 钟水连
Original assignee: Guangzhou Tuoyu Engineering Co ltd
Current assignee: Guangzhou Tuoyu Engineering Co ltd
Priority date: 2022-07-25
Filing date: 2022-07-25
Publication date: 2023-01-13
Anticipated expiration: 2032-07-25

Abstract

The utility model discloses a special pneumatic jet aerator of inspection shaft restoration, which comprises a housin, the casing end cup joints the closing cap, and the casing reduces whole focus of spouting the ware soon for the rotating head rotates more stably, the closing cap upper surface is equipped with first trachea and the second trachea and the feed head that run through the closing cap, and the mortar passes through the feed head and gets into in the casing, the bearing has been cup jointed to the casing lower extreme, the rotating head has been cup jointed on the bearing surface, the casing is inside to be equipped with and rotating head fixed connection actuating lever, the actuating lever upper surface cup joints the impeller, be equipped with the blade of a plurality of groups perpendicular to impellers above the impeller, first trachea and second trachea surface all are equipped with the air nozzle that is located the impeller top, and high-pressure gas drive rotating head can just reverse rotation, and the big rotary head rotational speed is high more, enlarges the mortar throw-out distance, and the safety ring is connected with the safety rope, avoids spouting the ware accident and loses soon, and the safety in utilization is higher.

Description

Special pneumatic rotary sprayer for repairing inspection well

Technical Field

The utility model relates to an inspection shaft restores technical field, specifically is a special pneumatic jet aerator is restoreed to inspection shaft.

Background

The inspection well is used for maintaining power supply, water drainage, pollution discharge, communication, cable television, gas pipes, street lamp lines and the like of urban underground infrastructure, and is convenient to install. The inner wall of the inspection well forms a lining protective layer by taking cement mortar and the like as spraying materials, and the rotary injector is a common device for spraying the mortar. Most of the existing rotary ejectors are driven by motors, and are limited by various factors such as power, volume and torsion of the motors, so that the rotating speed of the rotary ejectors is about 3000 revolutions per minute, centrifugal force of the rotary ejectors is insufficient, the throwing-away distance of mortar is limited, the motors cannot adapt to severe working environments such as humid and coal gas environments, and adaptability is poor.

Therefore, in view of the above, research and improvement are made on the existing structure and defects, and a pneumatic rotary sprayer special for repairing an inspection well is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

An object of the utility model is to provide a special pneumatic jet aerator is restoreed to inspection shaft to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a special pneumatic rotary sprayer for repairing an inspection well comprises a shell, wherein the shell is made of stainless steel materials, a sealing cover is sleeved at the end of the shell and is in sealing connection with the shell, a first air pipe, a second air pipe and a feeding head which penetrate through the sealing cover are arranged on the upper surface of the sealing cover, a feeding pipe is arranged at the lower end of the feeding head and extends into the shell, a bearing is sleeved at the lower end of the shell and adopts a sealing bearing to improve the sealing performance, a rotating head is sleeved on the surface of the bearing and is provided with a plurality of groups of discharge holes on the side surface, a driving rod which is fixedly connected with the rotating head is arranged in the shell, an impeller is sleeved on the upper surface of the driving rod, a plurality of groups of blades which are perpendicular to the impeller are arranged on the upper surface of the impeller, air nozzles which are obliquely arranged and aim at the blades are arranged on the surfaces of the first air pipe and the second air pipe;

furthermore, protective tubes are sleeved on the surfaces of the first air tube and the second air tube and fixedly connected with the sealing cover, a safety ring is arranged at the upper end of each protective tube, and the protective tubes are made of stainless steel materials and are provided with certain lengths.

Furthermore, the lower end of the shell is provided with a splash-proof ring positioned in the rotating head, the splash-proof ring is in a conical cap shape and is positioned below the bearing, and the splash-proof ring guides the flow of the mortar to ensure that the mortar does not interfere with the rotation of the bearing.

Further, casing internally mounted has the oil blanket of cup jointing on the kelly surface, and shells inner wall is equipped with the snap ring, and the oil blanket is installed inside the snap ring, snap ring easy to assemble inlet pipe, and the inlet pipe passes the snap ring.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a protection tube and casing reduce the focus of whole jet aerator soon for the rotating head rotates more stably, and high-pressure gas drive rotating head can just reverse rotation, and gas pressure is big rotary head rotational speed high more, and the centrifugal force of production is big more, enlarges the mortar throw-out distance, and coverage area is big, does not have the problem of generating heat and burning out during the use, is applicable to under the abominable inspection shaft environment, and safety ring is connected with the safety rope, avoids the jet aerator accident to lose, and the safety in utilization is higher.

Drawings

Fig. 1 is a front view of the present invention;

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

FIG. 3 is an enlarged schematic view of the structure of FIG. 2;

fig. 4 is a top view of the impeller of the present invention.

In the figure: 1. a housing; 2. sealing the cover; 3. a feed head; 4. protecting the tube; 5. a first air pipe; 6. a second air pipe; 7. a safety ring; 8. rotating the head; 9. a drive rod; 10. oil sealing; 11. an air nozzle; 12. an impeller; 13. a blade; 14. a discharge port; 15. a splash-proof ring; 16. a bearing; 17. and (4) feeding a pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a special pneumatic rotary sprayer for repairing an inspection well comprises a shell 1, wherein the shell 1 limits a circulation path of mortar, a sealing cover 2 is sleeved at one end of the shell 1, the sealing cover 2 provides a sealing environment for an impeller 12, a first air pipe 5, a second air pipe 6 and a feeding head 3 which penetrate through the sealing cover 2 are arranged on the upper surface of the sealing cover 2, a protection pipe 4 is sleeved on the surfaces of the first air pipe 5 and the second air pipe 6, the protection pipe 4 is fixedly connected with the sealing cover 2, a safety ring 7 is arranged at the upper end of the protection pipe 4, and the protection pipe 4 is used for protecting the first air pipe 5 and the second air pipe 6 and supporting the shell 1 through the sealing cover 2;

the lower end of the feeding head 3 is provided with a feeding pipe 17, the feeding pipe 17 extends into the shell 1, so that mortar can timely enter the rotating head 8, the first air pipe 5 and the second air pipe 6 are used for controlling the impeller 12 to rotate forwards and backwards, the lower end of the shell 1 is sleeved with a bearing 16, the surface of the bearing 16 is sleeved with the rotating head 8, and the bearing 16 ensures that the driving rod 9 drives the rotating head 8 to rotate;

the lower end of the shell 1 is provided with a splash-proof ring 15 positioned in the rotating head 8, the splash-proof ring 15 guides flow of mortar to enable the mortar to be thrown out of the rotating head 8 in time, the side face of the rotating head 8 is provided with a plurality of groups of discharge ports 14, the plurality of groups of discharge ports 14 are arranged in a circular shape, the mortar is thrown out by the plurality of groups of discharge ports 14, an oil seal 10 sleeved on the surface of the driving rod 9 is arranged in the shell 1, and the oil seal 10 limits the upward flow of the mortar to avoid the mortar from interfering the rotation of the impeller 12;

the utility model discloses a casing, including casing 1, casing 9, impeller 12, first trachea 5, second trachea 6, air nozzle 11 downward sloping and aim at blade 13, casing 1 is inside be equipped with rotating head 8 fixed connection actuating lever 9, actuating lever 9 upper surface cover has been connect impeller 12, impeller 12 upper limit is equipped with the blade 13 of a plurality of groups perpendicular to impeller 12, first trachea 5 and second trachea 6 surface all are equipped with the air nozzle 11 that is located impeller 12 top, and air nozzle 11 downward sloping aims at blade 13.

Specifically, during the use, articulate safety rope and safety ring 7, prevent that the ware of spouting from falling into the inspection shaft soon, external air pump is connected with first trachea 5 and second trachea 6, first trachea 5 and second trachea 6 mutually support, both can exhaust and admit air, ensure the gas circulation, and control impeller 12 is just reversing the rotation, high-pressure gas promotes blade 13 through air nozzle 11 and rotates, blade 13 drives impeller 12 and rotates, mortar equipment is connected with feed head 3, the mortar passes through feed head 3 and gets into inlet pipe 17, get into in rotating head 8 at last, impeller 12 drives rotating head 8 through actuating lever 9 and rotates, the mortar is thrown away from discharge gate 14 under the effect of centrifugal force, make the mortar adhere to in the inspection shaft inner wall.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special pneumatic jet aerator is restoreed to inspection shaft, includes casing (1), its characterized in that: casing (1) end cover has been cup jointed closing cap (2), closing cap (2) upper surface is equipped with first trachea (5) and second trachea (6) and feed head (3) that run through closing cap (2), casing (1) lower extreme has cup jointed bearing (16), rotating head (8) have been cup jointed on bearing (16) surface, casing (1) inside be equipped with rotating head (8) fixed connection actuating lever (9), actuating lever (9) upper surface cup joint has impeller (12), be equipped with blade (13) of a plurality of groups perpendicular to impeller (12) above impeller (12), first trachea (5) and second trachea (6) surface all are equipped with air nozzle (11) that are located impeller (12) top.

2. The special pneumatic rotary sprayer for repairing the inspection well according to claim 1, characterized in that: protection tube (4) have been cup jointed on first trachea (5) and second trachea (6) surface, and protection tube (4) and closing cap (2) fixed connection, protection tube (4) upper end is equipped with safety ring (7).

3. The special pneumatic rotary sprayer for repairing the inspection well according to claim 1, characterized in that: the lower end of the feeding head (3) is provided with a feeding pipe (17), and the feeding pipe (17) extends into the shell (1).

4. The special pneumatic rotary sprayer for repairing the inspection well according to claim 1, characterized in that: the lower end of the shell (1) is provided with a splash-proof ring (15) positioned inside the rotating head (8).

5. The special pneumatic rotary sprayer for repairing the inspection well according to claim 1, characterized in that: the side surface of the rotating head (8) is provided with a plurality of groups of discharge holes (14).

6. The special pneumatic rotary sprayer for repairing the inspection well according to claim 1, characterized in that: and an oil seal (10) sleeved on the surface of the driving rod (9) is arranged in the shell (1).