CN216474766U

CN216474766U - Road maintenance sprays and uses rotatory nozzle

Info

Publication number: CN216474766U
Application number: CN202121756020.3U
Authority: CN
Inventors: 谢举; 虞浩; 王慧
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-30
Filing date: 2021-07-30
Publication date: 2022-05-10
Anticipated expiration: 2031-07-30

Abstract

The utility model discloses a rotary spray nozzle for road maintenance spraying, which comprises a mandrel, a water spray disk and a driving mechanism, wherein 1 pair of bearings sleeved on the mandrel are arranged in the water spray disk, the bearings are arranged at positions close to two sides of the water spray disk, water spray holes are uniformly distributed on the side wall of the water spray disk, water spray channels communicated with the water spray holes in a one-to-one correspondence manner are arranged in the water spray disk, water outlet ring grooves communicated with the water spray channels are arranged at the middle positions of 1 pair of bearings on the inner wall of the water spray disk, sealing components used for sealing the water outlet ring grooves are sleeved at two sides of the water outlet ring grooves on the mandrel, a water channel is arranged in the mandrel, and water outlet holes communicated with the water channel and the water outlet ring grooves are arranged on the outer wall of the mandrel; according to the utility model, the water spraying disc is sleeved on the mandrel, the driving mechanism is arranged on the water spraying disc, the driving mechanism drives the water spraying disc to rotate on the mandrel, and the spraying range of the rotary spray head can be improved by using the modes of water inlet of the water channel in the mandrel and rotary water spraying of the water spraying disc, and the water spraying is uniform, good in effect and high in efficiency.

Description

Road maintenance sprays and uses rotatory nozzle

Technical Field

The present invention pertains to the spraying of liquids onto roads or similar surfaces, for example, for dust control; fixed flushing device's technical field relates to a road maintenance sprays and uses rotatory nozzle.

Background

After the slip form paving of the cement concrete pavement and the surface antiskid structure manufacturing are finished, timely maintaining; in the initial stage of maintenance, in order to prevent the cement concrete from being exposed to the sun and rain, the pavement maintenance is preferably carried out by conveniently and economically spraying a maintenance agent or using a plastic film; the method can also adopt a watering maintenance mode of covering old gunny bags, straw curtains and straws which can store water, but the old gunny bags, straw curtains and straws cannot be covered too early, otherwise, marks of gunny bags and the like can be remained on the road surface; for large-scale and high-speed slip form paving, the existing maintenance water spraying device has the defects of uneven water spraying, small water spraying range, large water consumption and multiple back-and-forth operations.

Disclosure of Invention

In view of the above, an object of the present invention is to provide a rotary sprayer for road maintenance spraying, in which a water spraying disc is sleeved on a core shaft, the water spraying disc is provided with a driving mechanism, the driving mechanism drives the water spraying disc to rotate on the core shaft, and by using the way of water inlet of a water channel in the core shaft and the way of rotary water spraying of the water spraying disc, the spraying range of the rotary sprayer can be increased, and the spraying is uniform, effective and efficient.

In order to achieve the purpose, the rotary spray head for road maintenance spraying comprises a mandrel, a water spray disk sleeved on the mandrel and a driving mechanism for driving the water spray disk to rotate on the mandrel, wherein 1 pair of bearings sleeved on the mandrel are arranged in the water spray disk, the bearings are arranged at positions close to two sides of the water spray disk, water spray holes are uniformly distributed in the side wall of the water spray disk, water spray channels communicated with the water spray holes in a one-to-one correspondence mode are arranged in the water spray disk, water outlet ring grooves communicated with the water spray channels are formed in the middle positions of the 1 pair of bearings on the inner wall of the water spray disk, sealing assemblies used for sealing the water outlet ring grooves are sleeved on two sides of the water outlet ring grooves on the mandrel, a water channel is arranged in the mandrel, and water outlet holes communicated with the water channel and the water outlet ring grooves are formed in the outer wall of the mandrel.

Furthermore, one end of the mandrel, which is far away from the water spray disc, is provided with a water inlet cone joint communicated with the water channel.

Further, the water spray disc comprises a disc body and a sleeve which is integrally formed with the disc body, the water spray holes are formed in the disc body, the disc body is sleeved at the end part, close to one end, of the sleeve, and the sleeve is sleeved on the mandrel.

Further, the driving structure is arranged as a gear or a chain wheel, splines are evenly distributed on the side wall of the other side of the sleeve away from the disc body, and spline grooves matched with the splines are formed in the central holes of the gear or the chain wheel.

Furthermore, a sealing groove for installing a sealing assembly is arranged on the inner wall of the sleeve.

Further, the dabber middle part is provided with and is used for carrying out spacing shaft shoulder to sleeve and bearing, be provided with wear-resisting cover between bearing and the shaft shoulder, the sleeve is kept away from the shaft shoulder other end and is connected with the installation apron that compresses tightly on opposite side bearing, the installation apron suit is in the dabber and fixes on dabber second shaft shoulder through the inner circle bolt, the installation apron passes through the outer lane bolt fastening on the sleeve lateral wall.

Furthermore, a flange plate is arranged on one side, close to the gear or the chain wheel, of the water spraying disc, and the gear or the chain wheel is fixed on the flange plate through mounting bolts.

Further, the number of the water spraying holes is 6-8 and is positioned on the side wall of the outer circumference of the water spraying disc.

The utility model has the beneficial effects that:

according to the rotary spray head for road maintenance spraying, the water spraying disc is sleeved on the mandrel, the driving mechanism is arranged on the water spraying disc, the water spraying disc is driven to rotate on the mandrel through the driving mechanism, and by means of water inlet of the water channel in the mandrel and rotary water spraying of the water spraying disc, the spraying range of the rotary spray head can be improved, water spraying is uniform, the effect is good, and the efficiency is high.

Drawings

FIG. 1 is a schematic structural view of a rotary sprayer for road maintenance spraying according to the present invention

Fig. 2 is a front view of a spray water pan in the rotary spray head for road maintenance spraying according to the present invention.

Reference numerals: 1-mandrel, 2-water spraying disc, 3-chain wheel, 4-water inlet cone joint and 5-water channel; 6-spline; 7-mounting bolts; 8-shaft shoulder; 9-installing a cover plate; 10-a bearing; 11-water outlet; 12-a water outlet ring groove; 13-a sealing assembly; 14-a flange plate; 15-water spray channel; 16-water spray holes; 17-bolt mounting holes; 18-a sleeve; 19-wear-resistant sleeve.

Detailed Description

Preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Fig. 1-2 are schematic structural views of a rotary sprinkler for road maintenance spraying according to the present invention; the utility model relates to a rotary spray head for road maintenance spraying, which comprises a mandrel 1, a water spray disk 2 sleeved on the mandrel 1 and a driving mechanism for driving the water spray disk 2 to rotate on the mandrel 1, the water spray disk 2 is internally provided with 1 pair of bearings 10 sleeved on the mandrel 1, the bearings 10 are arranged at the positions close to the two sides of the water spray disk 2, the side wall of the water spray disk 2 is uniformly provided with water spray holes 16, the water spray disk 2 is internally provided with water spray channels 15 which are communicated with the water spray holes 16 in a one-to-one correspondence way, a water outlet ring groove 12 communicated with a water spraying channel 15 is arranged on the inner wall of the water spraying disc 2 at the middle position of 1 pair of bearings 10, sealing components 13 for sealing the water outlet ring groove 12 are sleeved on the mandrel 1 at two sides of the water outlet ring groove 12, a water channel 5 is arranged in the mandrel 1, and a water outlet hole 11 communicated with the water channel 5 and the water outlet ring groove 12 is formed in the outer wall of the mandrel 1.

This embodiment is at 1 external pressure rivers of dabber, pressure rivers get into in the water course 5, loop through apopore 11, go out water ring groove 12,

water spray channel

15 and 16 blowout of hole for water spraying, utilize seal assembly 13 and bearing 10 simultaneously, seal out water ring groove 12, make things convenient for 2 rotatory water sprays of water spray disk, it has water spray disk 2 to overlap through at dabber 1, be provided with actuating mechanism on the water spray disk 2, actuating mechanism drives water spray disk 2 rotatory on dabber 1, utilize the mode of 5 water intakes of 1 interior water course of dabber and the rotatory water spray of water spray disk 2, not only can improve rotatory nozzle spray range, and the water spray is even, and is effectual, high efficiency.

The preferred embodiment, the one end that water spray dish 2 was kept away from to dabber 1 is provided with the awl of intaking 3 that communicates with water course 5, and this structure of this embodiment utilizes the awl of intaking 3 sealing connection rubber tube headtotail to connect, conveniently intakes, and this embodiment also can adopt sealing joint's mode to add water, and the water intaking connects simultaneously also can set up on dabber 1 lateral wall or be close to water spray dish one end tip.

In a preferred embodiment, the water spray disk 2 comprises a disk body and a sleeve 18 integrally formed with the disk body, the water spray holes 16 are formed in the disk body, the disk body is sleeved on the end portion, close to one end, of the sleeve 18, the sleeve 18 is sleeved on the mandrel, and the structure of the water spray disk 2 is convenient to install on the mandrel through rotation between the sleeves 18, and is simple in structure and convenient to machine.

The preferred embodiment, drive structure sets up to gear or sprocket 3, the equipartition has spline 6 on the disk body opposite side lateral wall is kept away from to

sleeve

18, 3 centre bore departments of gear or sprocket are provided with the spline groove with spline 6 adaptation, and this embodiment structure is favorable to installing gear or sprocket 3 on sleeve 18 with spline 6, makes things convenient for outside drive mechanism drive gear or sprocket 3, sleeve 18 and the work of water spray dish 2.

In the preferred embodiment, the sleeve 18 has a sealing groove on its inner wall for mounting the seal assembly 13, which is advantageous for assembling the sleeve 18 to the mandrel 1.

In a preferable embodiment, a shaft shoulder 8 for limiting a sleeve 18 and a bearing 10 is arranged in the middle of the mandrel 1, a wear-resistant sleeve 19 is arranged between the bearing 10 and the shaft shoulder 8, the other end of the sleeve 18, which is far away from the shaft shoulder 8, is connected with a mounting cover plate 9 which is tightly pressed on the bearing on the other side, the mounting cover plate 9 is sleeved on the mandrel 1 and is fixed on the second shaft shoulder of the mandrel 1 through an inner ring bolt, and the mounting cover plate 9 is fixed on the side wall of the sleeve 18 through an outer ring bolt, in the structure of this embodiment, in the mounting process, a sealing component 13 is firstly mounted in the sleeve 18, then the wear-resistant sleeve 19 and the bearing 8 on the inner side are sequentially sleeved on the mandrel and moved to the shaft shoulder 8, then the water spray disk 2 is sleeved on the mandrel 1, before the water spray disk is moved to the proper position, the bearing 8 and the wear-resistant sleeve 19 on the inner side are adjusted to the proper positions, so that the water spray disk 2 is completely sleeved on the mandrel, then, the bearing 8 on the outer side is sleeved on the mandrel, finally, the mounting cover plate 9 is sleeved on the mandrel 1 and is fixed through the inner ring bolt and the outer ring bolt respectively, and the water spraying disc 2 and the bearing 8 are limited and fixed.

In a preferred embodiment, a flange 14 is arranged on one side of the water spraying disc 2 close to the gear or the chain wheel 3, the gear or the chain wheel 3 is fixed on the flange 14 through a mounting bolt 7, in the structure of the embodiment, after the water spraying disc 2 is mounted in place, the gear or the chain wheel 3 is mounted on the sleeve 18 through spline fit through the other side of the mandrel 1, in order to avoid the gear or the chain wheel 3 from sliding out, the gear or the chain wheel 3 is connected into a whole through the flange 14, the mounting bolt 7 and the bolt mounting hole 17, and the flange is convenient for rotary water spraying.

In a preferred embodiment, the number of the water spraying holes 16 is 6-8, and the water spraying holes are located on the peripheral oblique side wall of the water spraying disc, and the structure of the embodiment is beneficial to improving the spraying range of the rotary spray head, and the water spraying is uniform, good in effect and high in efficiency.

Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the utility model, and that, although the utility model has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides a road maintenance sprays uses rotatory nozzle which characterized in that: including dabber, suit at the epaxial water spray disk of dabber and the actuating mechanism of drive water spray disk rotatory at the spindle, be provided with 1 pair suit at the epaxial bearing of dabber in the water spray disk, the bearing sets up and is being close to water spray disk both sides department, the equipartition has the hole for water spraying on the water spray disk lateral wall, be provided with the water spray channel who communicates with the hole for water spraying one-to-one in the water spray disk, water spray disk inner wall is located 1 and is provided with the water outlet ring groove that all communicates with water spray channel to bearing intermediate position department, it is equipped with the seal assembly who is used for sealed water outlet ring groove to lie in the spindle ring groove both sides cover, be provided with the water course in the spindle, be provided with the apopore of intercommunication water course and water outlet ring groove on the spindle outer wall.

2. The rotary sprayer for road maintenance spraying according to claim 1, characterized in that: and one end of the mandrel, which is far away from the water spray disk, is provided with a water inlet cone joint communicated with the water channel.

3. The rotary sprayer for road maintenance spraying according to claim 1 or 2, characterized in that: the water spraying disc comprises a disc body and a sleeve integrally formed with the disc body, the water spraying holes are formed in the disc body, the disc body is sleeved at the end part, close to one end, of the sleeve, and the sleeve is sleeved on the mandrel.

4. The rotary sprayer for road maintenance spraying according to claim 3, wherein: the driving structure is arranged as a gear or a chain wheel, splines are evenly distributed on the side wall of the other side of the sleeve away from the disc body, and spline grooves matched with the splines are formed in the central hole of the gear or the chain wheel.

5. The rotary sprayer for road maintenance spraying according to claim 3, wherein: and a sealing groove for mounting a sealing assembly is arranged on the inner wall of the sleeve.

6. The rotary sprayer for road maintenance spraying according to claim 4, wherein: the utility model discloses a bearing, including dabber, dabber middle part, bearing and the sleeve of bearing, the dabber middle part is provided with and is used for carrying out spacing shaft shoulder to sleeve and bearing, be provided with wear-resisting cover between bearing and the shaft shoulder, the sleeve is kept away from the shaft shoulder other end and is connected with the installation apron that compresses tightly on opposite side bearing, the installation apron suit is in the dabber and through inner circle bolt fastening on dabber second shaft shoulder, the installation apron passes through the outer lane bolt fastening on the sleeve lateral wall.

7. The rotary sprayer for road maintenance spraying according to claim 4, wherein: and a flange plate is arranged on one side of the water spraying plate, which is close to the gear or the chain wheel, and the gear or the chain wheel is fixed on the flange plate through a mounting bolt.

8. The rotary sprayer for road maintenance spraying according to claim 4, wherein: the number of the water spraying holes is 6-8 and the water spraying holes are positioned on the side wall of the outer circumference of the water spraying disc.