Rotary joint for rotation of desulfurization spray gun

Abstract

The utility model belongs to the technical field of joints, and particularly relates to a rotary joint for rotation of a desulfurization spray gun, which comprises a lower joint and an upper joint, the lower joint and the upper joint are spliced, a VA sealing ring is sleeved at the splicing sealing position of the lower joint and the upper joint, a shaft rotary square ring is sleeved at one end inside the lower joint and one end inside the upper joint, and the shaft rotary square ring is sleeved at the other end inside the lower joint. The upper joint is sleeved with a sleeve in the lower joint, the two ends of the sleeve are sleeved with deep groove ball bearings, one end of each deep groove ball bearing is provided with an elastic check ring for a shaft, and one end of each elastic check ring for the shaft is provided with a gasket. According to the utility model, through the plug-in connection of the lower joint and the upper joint and the reasonable configuration of a series of sealing, supporting, fixing and lubricating components, the sealing performance, the rotating stability and the rotating smoothness of the joint are effectively ensured, the medium leakage and the component abrasion are reduced, the service life of the joint is prolonged, and the maintenance cost is reduced; and the working efficiency and reliability of the desulfurization spray gun are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of joints, in particular to a rotary joint for rotating a desulfurization spray gun. Background Art

[0002] In industrial production, especially in the desulfurization process, the stable operation of the spray gun is crucial. Traditional spray gun rotating devices may have problems such as poor sealing, unsmooth rotation, and easy wear of parts, which not only affects the desulfurization effect, but also may cause frequent equipment failures, increase maintenance costs and the risk of production interruption.

[0003] In order to overcome these problems, a new type of rotary joint for rotating desulfurization spray guns came into being. This type of rotary joint has many optimizations and innovations in design.

[0004] This rotary joint for rotating desulfurization spray guns is developed based on summarizing and improving the shortcomings of previous similar products, aiming to provide a more efficient, stable and reliable spray gun rotation solution for the desulfurization process.

[0005] For example, in a factory's desulfurization production line, the spray gun rotating device previously used had poor sealing and often leaked, which not only polluted the environment but also greatly reduced the desulfurization effect. After adopting the new rotary joint, the sealing problem was completely solved and production efficiency was significantly improved. Utility Model Content

[0006] 1. Technical issues to be solved

[0007] In view of the deficiencies in the prior art, the utility model provides a rotary joint for rotating a desulfurization spray gun, which solves the problems raised in the above-mentioned background technology.

[0008] (II) Technical solution

[0009] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0010] A rotary joint for rotating a desulfurization spray gun comprises a lower joint and an upper joint, wherein the lower joint and the upper joint are plugged in, a VA sealing ring is sleeved at the plug-in seal of the lower joint and the upper joint, a rotating square ring for a shaft is sleeved at one end of the lower joint and the upper joint, a sleeve is sleeved at the upper joint in the lower joint, deep groove ball bearings are sleeved at both ends of the sleeve, an elastic retaining ring for the shaft is provided at one end of the deep groove ball bearing, and a gasket is provided at one end of the elastic retaining ring for the shaft.

[0011] Furthermore, an O-shaped rubber sealing ring is sleeved on the lower joint.

[0012] Furthermore, a hole is provided on the lower joint, and a hexagonal cylindrical end set screw is arranged in the hole to fasten the VA sealing ring on the upper joint.

[0013] Furthermore, the shaft is provided with two rotating square rings, which are arranged parallel to each other.

[0014] Furthermore, there are three hexagon socket cylindrical end set screws.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a rotary joint for rotating a desulfurization spray gun, which has the following beneficial effects:

[0017] The utility model effectively ensures the sealing performance of the joint, the stability and smoothness of rotation through the plug-in connection of the lower joint and the upper joint and the reasonable configuration of a series of sealing, supporting, fixing and lubricating components, reduces medium leakage and component wear, extends the service life of the joint, reduces maintenance costs, and improves the working efficiency and reliability of the desulfurization spray gun. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is an exploded view of the structure of the utility model;

[0019] Figure 2 This is the structural assembly diagram of the utility model.

[0020] In the figure: 1. lower joint; 2. O-ring rubber seal; 3. hexagon socket cylindrical end set screw; 4. VA seal; 5. upper joint; 6. gasket; 7. elastic retaining ring for shaft; 8. deep groove ball bearing; 9. rotating square ring for shaft; 10. sleeve. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Example

[0023] like Figure 1-2As shown, a rotary joint for rotating a desulfurization spray gun proposed in one embodiment of the utility model comprises a lower joint 1 and an upper joint 5, wherein the lower joint 1 and the upper joint 5 are plugged in, and a VA sealing ring 4 is sleeved at the plug-in sealing portion of the lower joint 1 and the upper joint 5, and a shaft rotating square ring 9 is sleeved at one end of the lower joint 1 and the upper joint 5, and a sleeve 10 is sleeved in the lower joint 1 of the upper joint 5, and deep groove ball bearings 8 are sleeved at both ends of the sleeve 10, and a shaft elastic retaining ring 7 is provided at one end of the deep groove ball bearing 8, and a gasket 6 is provided at one end of the shaft elastic retaining ring 7;

[0024] The lower connector 1 and the upper connector 5 are connected by plugging, which is convenient for installation and disassembly and provides a basis for the assembly of internal components.

[0025] The VA sealing ring 4 sleeved at the plug-in seal can effectively prevent the medium from leaking at the interface and ensure the sealing of the joint.

[0026] The shaft rotating square ring 9 sleeved at one end of the lower joint 1 and the upper joint 5 can play a good sealing and positioning role to ensure stability during rotation.

[0027] The sleeve 10 of the upper joint 5 sleeved in the lower joint 1 provides support and protection for the internal structure.

[0028] The deep groove ball bearings 8 sleeved at both ends of the sleeve 10 greatly reduce the friction resistance during rotation, making the rotation smoother.

[0029] The shaft elastic retaining ring 7 and the gasket 6 provided at one end of the deep groove ball bearing 8 can axially position and fix the bearing to prevent displacement during operation.

[0030] like Figure 2 As shown, in some embodiments, an O-shaped rubber sealing ring 2 is sleeved on the lower joint 1; the O-shaped rubber sealing ring 2 sleeved on the lower joint 1 further enhances the sealing performance of the lower joint 1.

[0031] like Figure 2 As shown, in some embodiments, a hole is provided on the lower joint 1, and a hexagon socket cylindrical end set screw 3 is provided in the hole to fasten the VA sealing ring 4 on the upper joint 5; it is used to fasten the VA sealing ring 4 on the upper joint 5 to ensure the reliability of the seal.

[0032] like Figure 2 As shown, in some embodiments, two shaft rotating square rings 9 are provided, and the two are arranged parallel to each other; providing two shaft rotating square rings 9 parallel to each other can better achieve the effects of sealing and stable rotation.

[0033] like Figure 1As shown, in some embodiments, there are three hexagon socket cylindrical end set screws 3, which makes the fastening effect more uniform and firm.

[0034] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A rotary joint for rotating a desulfurization spray gun, comprising a lower joint (1) and an upper joint (5), characterized in that: The lower joint (1) and the upper joint (5) are plugged together, and a VA sealing ring (4) is sleeved at the plug-in sealing portion of the lower joint (1) and the upper joint (5). A shaft-use rotating square ring (9) is sleeved at one end of the lower joint (1) and the upper joint (5). The upper joint (5) is sleeved with a sleeve (10) in the lower joint (1). Both ends of the sleeve (10) are sleeved with deep groove ball bearings (8). One end of the deep groove ball bearing (8) is provided with a shaft-use elastic retaining ring (7), and one end of the shaft-use elastic retaining ring (7) is provided with a gasket (6).

2. A rotary joint for rotating a desulfurization spray gun according to claim 1, characterized in that: An O-shaped rubber sealing ring (2) is sleeved on the lower joint (1).

3. A rotary joint for rotating a desulfurization spray gun according to claim 1, characterized in that: The lower joint (1) is provided with a hole, in which a hexagonal cylindrical end set screw (3) is arranged to fasten the VA sealing ring (4) on the upper joint (5).

4. A rotary joint for rotating a desulfurization spray gun according to claim 1, characterized in that: The shaft is provided with two rotating square rings (9), which are arranged parallel to each other.

5. A rotary joint for rotating a desulfurization spray gun according to claim 3, characterized in that: The number of the hexagon socket cylindrical end set screws (3) is three.

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