Low-temperature rotary joint with angle limiting function

Abstract

The utility model discloses a low-temperature rotary joint with an angle limiting function, which relates to the technical field of rotary joints, and comprises a rotary joint main body, the top end of the rotary joint main body is fixedly connected with a steering limiting ring, and the steering limiting ring is fixedly connected with the rotary joint main body. The input end of the rotating joint main body is fixedly communicated with a liquid conduit, and one end of the liquid conduit is fixedly communicated with a metal hose. The adjusting clamping piece slides to enable the liquid inlet pipe to directly face the liquid pipeline to be connected, the limiting bolt is rotated to enable one end of the limiting bolt to be tightly attached to one side of the steering limiting ring, the adjusting clamping piece is limited, the liquid pipeline to be connected is communicated with the liquid inlet pipe through the flange plate, and assembling is completed. Wherein the limiting bolt limits the angle of the adjusting clamping piece, the situation that the liquid inlet pipe deviates is avoided, and the water guiding stability of the low-temperature rotating joint with the angle limiting function is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rotary joints, in particular to a low-temperature rotary joint with an angle limiting function. Background Art

[0002] A rotary joint is a closed rotating connector used for 360° rotating conveying of media. It enables the medium to be transmitted between the pipeline and rotating or reciprocating equipment without leakage. Common types of rotary joints include hydraulic rotary joints, high-pressure rotary joints and multi-channel rotary joints.

[0003] For example, the low-temperature rotary joint disclosed in the Chinese patent publication number CN220118871U includes a rotating part and a flange. The rotating part includes an inner ring and an outer ring, the first end of the inner ring has a fixed position, the outer ring is sleeved on the fixed position of the inner ring, the inner ring and the outer ring are sealed and provided with a raceway, a plurality of balls are provided in the raceway, and the outer ring can rotate 360 ​​degrees relative to the inner ring; the flange includes an outer ring flange and an inner ring flange, the outer ring flange is installed at one end of the outer ring away from the inner ring and is coaxially arranged with the outer ring, and the outer ring flange is sealed with the outer ring; the inner ring flange is installed at the second end of the inner ring and is coaxially arranged with the inner ring, and the contact surface between the inner ring flange and the inner ring is sealed.

[0004] However, in the prior art, in different installation environments, the installation angle of the low-temperature rotary joint needs to be adjusted according to the requirements of the environment. Therefore, it is necessary to prepare a variety of water pipe adapters with different bending angles for connection, which affects the efficiency of workers in installing the low-temperature rotary joint. Utility Model Content

[0005] The purpose of the utility model is to solve the problem in the prior art that in different installation environments, the installation angle of the low-temperature rotary joint needs to be adjusted according to the requirements of the environment, so it is necessary to prepare a variety of water pipe adapters with different bending angles for connection, which affects the efficiency of workers in installing the low-temperature rotary joint. A low-temperature rotary joint with an angle limiting function is proposed.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a low-temperature rotary joint with an angle limiting function, comprising a rotary joint body, the top end of the rotary joint body is fixedly connected to a steering limit ring, the input end of the rotary joint body is fixedly connected to a liquid conduit, one end of the liquid conduit is fixedly connected to a metal hose, one end of the metal hose is fixedly connected to an adjustment clamp, both ends of the adjustment clamp are fixedly connected to a limiting tube, a limiting groove is provided on the inner side of the steering limit ring, the two limiting tubes are movably clamped in the inside of the limiting groove, the limiting tube is internally threadedly connected to a limiting bolt, and one end of the limiting bolt is arranged on one side of the steering limit ring.

[0007] Preferably, a pressing plate is rotatably clamped on the outer side of the limiting bolt.

[0008] Preferably, a plurality of limit slots are symmetrically provided on one side of the pressing sheet.

[0009] Preferably, a plurality of limiting protrusions are fixedly connected to one side of the steering limiting ring in a circular arrangement.

[0010] Preferably, one end of the regulating clamp is fixedly connected to a liquid inlet pipe.

[0011] Preferably, a flange is fixedly connected to the outer side of the liquid inlet pipe.

[0012] Preferably, a mounting circular hole is opened on one side of the rotary joint body, and a mounting bolt is movably clamped inside the mounting circular hole.

[0013] Compared with the prior art, the advantages and positive effects of the utility model are:

[0014] 1. In the utility model, the liquid inlet pipe is aligned with the liquid pipeline to be connected by sliding the adjustment clamp, and the limit bolt is rotated so that one end of the limit bolt is close to one side of the steering limit ring, the adjustment clamp is limited, and the liquid pipeline to be connected is connected to the liquid inlet pipe through the flange to complete the assembly, wherein the limit bolt limits the angle of the adjustment clamp to avoid the deviation of the liquid inlet pipe, thereby improving the water conduction stability of the low-temperature rotary joint with angle limiting function.

[0015] 2. In the utility model, one end of the limiting bolt drives the pressure plate so that the two ends of the pressure plate are fitted on one side of the steering limiting ring to increase the fitting area. When the pressure plate is fitted on one side of the steering limiting ring, the limiting protrusion is opened inside the limiting slot to further improve the stability during fitting, so that the limiting bolt can fully fix the adjustment card and improve the angle limiting ability of the low-temperature rotary joint with angle limiting function. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 A three-dimensional structural schematic diagram of a low-temperature rotary joint with an angle limiting function is proposed for the utility model;

[0017] Figure 2 A schematic diagram of the connection relationship between a steering limit ring and an adjusting clamp in a low-temperature rotary joint with an angle limiting function is provided for the utility model;

[0018] Figure 3 The utility model provides a three-dimensional structural schematic diagram of an adjusting clamp in a low-temperature rotary joint with an angle limiting function;

[0019] Figure 4The utility model provides a three-dimensional structural schematic diagram of a steering limit ring in a low-temperature rotary joint with an angle limiting function.

[0020] Legend: 1. Rotary joint body; 11. Liquid conduit; 12. Metal hose; 13. Adjustment clamp; 131. Limiting tube; 132. Limiting bolt; 133. Pressing piece; 134. Limiting slot; 14. Liquid inlet pipe; 141. Flange; 15. Mounting round hole; 151. Mounting bolt; 2. Steering limiting ring; 21. Limiting slot; 22. Limiting protrusion. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1, as Figure 1-4 As shown, the utility model provides a low-temperature rotary joint with an angle limiting function, comprising a rotary joint body 1, a top of the rotary joint body 1 is fixedly connected with a steering limit ring 2, an input end of the rotary joint body 1 is fixedly connected with a liquid conduit 11, one end of the liquid conduit 11 is fixedly connected with a metal hose 12, one end of the metal hose 12 is fixedly connected with an adjusting clamp 13, both ends of the adjusting clamp 13 are fixedly connected with a limiting tube 131, a limiting groove 21 is provided on the inner side of the steering limit ring 2, two limiting tubes 131 are movably clamped in the inner part of the limiting groove 21, the limiting tube 131 is internally threadedly connected with a limiting bolt 132, one end of the limiting bolt 132 is arranged on one side of the steering limit ring 2, one end of the adjusting clamp 13 is fixedly connected with a liquid inlet pipe 14, the outer side of the liquid inlet pipe 14 is fixedly connected with a flange 141, and a mounting circular hole 15 is provided on one side of the rotary joint body 1, and a mounting bolt 151 is movably clamped in the inner part of the mounting circular hole 15.

[0024] The specific settings and functions of this embodiment are described in detail below. When installing the low-temperature rotary joint with an angle limiting function, first place the rotary joint body 1 in the area to be installed, then pass the mounting bolt 151 through the mounting circular hole 15 and install it on the mounting plate, then slide the adjustment clamp 13 so that the liquid inlet pipe 14 is facing the liquid pipeline to be connected, rotate the limiting bolt 132 so that one end of the limiting bolt 132 is close to one side of the steering limiting ring 2, limit the adjustment clamp 13, and connect the liquid pipeline to be connected with the liquid inlet pipe 14 through the flange 141 to complete the assembly, wherein the limiting bolt 132 limits the angle of the adjustment clamp 13 to avoid the liquid inlet pipe 14 from being offset, thereby improving the water conduction stability of the low-temperature rotary joint with an angle limiting function.

[0025] Embodiment 2, as Figure 2-4 As shown, a pressing plate 133 is rotatably engaged with the outer side of the limiting bolt 132, and a plurality of limiting slots 134 are symmetrically provided on one side of the pressing plate 133. A plurality of limiting protrusions 22 are fixedly connected to one side of the turning limiting ring 2 in a circular arrangement.

[0026] The effect achieved by the entire embodiment is that when one end of the limit bolt 132 is fitted toward one side of the steering limit ring 2, one end of the limit bolt 132 drives the pressure plate 133, so that the two ends of the pressure plate 133 are fitted to one side of the steering limit ring 2, thereby increasing the fitting area. When the pressure plate 133 is fitted to one side of the steering limit ring 2, the limit protrusion 22 opens inside the limit slot 134, thereby further improving the stability during fitting, so that the limit bolt 132 can fully fix the adjustment card 13, thereby improving the angle limiting ability of the low-temperature rotary joint with angle limiting function.

[0027] The use method and working principle of the device are as follows: when installing the low-temperature rotary joint with the angle limiting function, first place the rotary joint body 1 in the area to be installed, then pass the mounting bolt 151 through the mounting circular hole 15 and install it on the mounting plate, then slide the adjusting clamp 13 so that the liquid inlet pipe 14 is facing the liquid pipeline to be connected, rotate the limiting bolt 132 so that one end of the limiting bolt 132 is close to one side of the steering limiting ring 2, when one end of the limiting bolt 132 is attached to the side of the steering limiting ring 2, one end of the limiting bolt 132 drives the pressing piece 133 so that the two ends of the pressing piece 133 are attached to one side of the steering limiting ring 2, increasing the attachment area, when the pressing piece 133 is attached to one side of the steering limiting ring 2, the limiting protrusion 22 is opened inside the limiting card slot 134, further improving the stability during attachment, so that the limiting bolt 132 can fully fix the adjusting clamp 13, and then the liquid pipeline to be connected is connected to the liquid inlet pipe 14 through the flange 141, and the assembly is completed;

[0028] The low-temperature liquid passes through the liquid inlet pipe 14, the adjusting clamp 13 and the metal hose 12 in sequence, and finally flows into the interior of the rotary joint body 1, flows from the rotary joint body 1 into the interior of the liquid storage bin, and then converges from the liquid storage bin to the interior of the rotary joint body 1, and the rotary joint body 1 is discharged from the liquid outlet on one side thereof, wherein the rotary joint body 1 is made of low-temperature resistant alloy metal and can work normally in a low-temperature environment.

[0029] The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A low temperature rotary joint with an angle limiting function, comprising a rotary joint body (1), characterized in that: The top end of the rotary joint body (1) is fixedly connected to a steering limit ring (2); the input end of the rotary joint body (1) is fixedly connected to a liquid conduit (11); one end of the liquid conduit (11) is fixedly connected to a metal hose (12); one end of the metal hose (12) is fixedly connected to an adjustment clamp (13); both ends of the adjustment clamp (13) are fixedly connected to a limit tube (131); a limit groove (21) is provided on the inner side of the steering limit ring (2); two limit tubes (131) are movably clamped in the inner side of the limit groove (21); a limit bolt (132) is threadedly connected to the inner side of the limit tube (131); one end of the limit bolt (132) is arranged on one side of the steering limit ring (2).

2. A low temperature rotary joint with angle limiting function according to claim 1, characterized in that: A pressing sheet (133) is rotatably engaged on the outer side of the limiting bolt (132).

3. A low-temperature rotary joint with an angle limiting function according to claim 2, characterized in that: A plurality of limit slots (134) are symmetrically provided on one side of the pressing sheet (133).

4. The low-temperature rotary joint with angle limiting function according to claim 1, characterized in that: One side of the steering limiting ring (2) is fixedly connected with a plurality of limiting protrusions (22) in a ring-shaped arrangement.

5. The low-temperature rotary joint with angle limiting function according to claim 1, characterized in that: One end of the regulating clamp (13) is fixedly connected to a liquid inlet pipe (14).

6. A low-temperature rotary joint with an angle limiting function according to claim 5, characterized in that: A flange (141) is fixedly connected to the outer side of the liquid inlet pipe (14).

7. The low-temperature rotary joint with angle limiting function according to claim 1, characterized in that: A mounting circular hole (15) is provided on one side of the rotary joint body (1), and a mounting bolt (151) is movably clamped inside the mounting circular hole (15).

Images