CN212745461U - A one-way flow quick-change flange type rotary joint with good sealing effect - Google Patents

Abstract

The utility model discloses a one-way flow quick-change flange type rotary joint with good sealing effect, which relates to the technical field of joints. The utility model comprises a rotating tube and a casing, the upper and lower ends of the casing are respectively fixed with an upper fixing mechanism and a lower fixing mechanism, and the inner wall of the casing is sequentially fixed with a hole sealing ring and a pipe sealing ring from left to right. The inner wall of the casing is provided with a groove, and the inner wall of the groove is fixed with a spring, the left end of the spring is abutted and connected with the annular moving plate, the lower end of the casing is fixed with a cleaning pipe, and a manual valve is fixed on the cleaning pipe. The rotating tube can be fixed by the upper fixing mechanism and the lower fixing mechanism, which is easy to use, and then the double sealing of the hole sealing ring and the tube sealing ring can prevent the leakage of the medium, and the elastic energy of the spring is balanced and compensated to improve the stability, and finally by cleaning The pipe can discharge the particulate matter in the casing to prevent the particulate matter from interfering with the rotation.

Description

A one-way flow quick-change flange type rotary joint with good sealing effect

technical field

The utility model relates to the technical field of joints, in particular to a one-way flow quick-change flange type rotary joint with good sealing effect.

Background technique

Rotary joint is a kind of closed rotary connector that rotates conveying medium. Its function is to input the liquid from one side of the pipeline into the rotating or reciprocating equipment, and then discharge it from the sealing device for connection. The application fields of rotary joints cover almost all processing and manufacturing industries. Such as: metallurgy, machine tools, power generation, petroleum, rubber, plastics, textiles, printing and dyeing, pharmaceuticals, cigarettes, papermaking, food and feed processing, etc. Rotary joint types: hydraulic rotary joints, high-pressure rotary joints, multi-channel rotary joints, high-speed rotary joints , High temperature rotary joint, single channel rotary joint, special rotary joint LED special rotary joint, excavator special rotary joint, machine tool special rotary joint, one-way flow quick-change flange type rotary joint is also one of them.

At present, the existing one-way flow quick-change flange-type rotary joints have poor sealing effect, are easy to leak, cannot fix the rotating structure, and are not easy to clean the internal particles, which are time-consuming and labor-intensive, and have poor stabilization effect and large limitations. Therefore, there is an urgent need for improved technologies on the market to solve the above problems.

Utility model content

(1) Purpose of the utility model

In order to solve the technical problems existing in the background art, the utility model proposes a one-way flow quick-change flange type rotary joint with good sealing effect, which has the characteristics of good sealing effect, good stability effect, fixability and easy cleaning.

(2) Technical solutions

In order to solve the above technical problems, the utility model provides a one-way flow quick-change flange type rotary joint with good sealing effect, which includes a rotary tube and a casing, and the upper and lower ends of the casing are respectively fixed with upper fixing mechanisms at symmetrical positions. and the lower fixing mechanism, and the inner wall of the casing is sequentially fixed with a hole sealing ring and a pipe sealing ring from left to right, the inner wall of the casing is provided with a groove, and the inner wall of the groove is fixed with a spring, and the left end of the spring is Abutting and connecting with the annular moving plate, a cleaning pipe is fixed on the lower end of the casing, and a manual valve is fixed on the cleaning pipe.

Further, the upper end of the casing is welded with a hanging lug, and the hanging lug is provided with a through hole.

Further, the upper fixing mechanism and the lower fixing mechanism both include an L-shaped seat and a T-shaped screw, and the L-shaped seat is fixed on the outer wall of the casing, and the lower end of the T-shaped screw is fixedly connected with the stopper.

Further, the L-shaped seat is provided with a threaded screw hole, and the L-shaped seat is rotatably connected with the T-shaped screw through the threaded screw hole.

Further, a first bearing and a second bearing are sequentially fixed on the housing from left to right, and the housing is rotatably connected with the rotating tube through the first bearing and the second bearing, and the rotating tube is provided with a first method. orchid.

Further, the annular moving plate is provided with a chute, and the annular moving plate is slidably connected to the annular block provided on the outer wall of the rotating pipe through the chute.

Further, the right end of the casing is provided with a discharge pipe, the inner wall of the discharge pipe is fixed with a temperature sensor, and the discharge pipe is provided with a second flange.

The above technical solution of the present invention has the following beneficial technical effects: the upper and lower ends of the casing provided by the present invention are respectively fixed with an upper fixing mechanism and a lower fixing mechanism at the symmetrical positions, and the T-shaped screws on the upper fixing mechanism and the lower fixing mechanism are respectively fixed. The block can be driven to move up and down. When the block is tightly abutted with the rotating pipe, the rotating pipe can be firmly fixed to achieve the effect of fixing the rotating structure, which is convenient for use. The hole sealing ring and the pipe sealing ring are fixed in sequence from left to right. The double sealing of the hole sealing ring and the pipe sealing ring can well prevent the medium from leaking out from the gap between the casing and the rotating pipe. The left end of the spring is abutted and connected with the annular moving plate, and the annular moving plate is slidably connected with the annular block provided on the outer wall of the rotating tube through the chute, and the annular moving plate is well fixed by the elastic performance of the spring, which can be balanced and compensated. The block rotates in the chute of the annular moving plate, which greatly reduces wear and improves stability. Finally, the lower end of the housing provided by the utility model is fixed with a cleaning pipe, and a manual valve is fixed on the cleaning pipe, which can be opened. Manual valve, and then through the cleaning tube can discharge the particles inside, preventing the particles from interfering with the rotation of the rotating tube.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of the upper fixing mechanism in Fig. 1 of the utility model;

Fig. 3 is an enlarged view of the structure at place A in Fig. 1 of the utility model;

FIG. 4 is a schematic front view of the utility model.

Reference number:

1. Rotary pipe; 2. First flange; 3. Shell; 4. Discharge pipe; 5. Second flange; 6. Upper fixing mechanism; 61, L-shaped seat; 62, threaded screw hole; 63, T type screw; 64, stopper; 7, lower fixing mechanism; 8, hole sealing ring; 9, first bearing; 10, second bearing; 11, pipe sealing ring; 12, hanging lug; 13, through hole; 14, Cleaning pipe; 15, manual valve; 16, temperature sensor; 17, groove; 18, spring; 19, annular moving plate; 20, chute; 21, annular block.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clear, the present utility model will be further described in detail below in conjunction with the specific embodiments and with reference to the accompanying drawings. It should be understood that these descriptions are exemplary only, and are not intended to limit the scope of the present invention. Also, in the following description, descriptions of well-known structures and techniques are omitted to avoid unnecessarily obscuring the concepts of the present invention.

Please refer to Figures 1, 3 and 4. The present invention is a one-way flow quick-change flange type rotary joint with good sealing effect, comprising a rotary pipe 1 and a casing 3. The upper and lower ends of the casing 3 are respectively fixed at symmetrical positions with The upper fixing mechanism 6 and the lower fixing mechanism 7, and the inner wall of the housing 3 is sequentially fixed with a hole sealing ring 8 and a pipe sealing ring 11 from left to right, and the hole sealing ring 8 and the pipe sealing ring 11 are both made of rubber. The hole sealing ring 8 and the pipe sealing ring 11 can well prevent the medium from leaking. The inner wall of the casing 3 is provided with a groove 17, and the inner wall of the groove 17 is fixed with a spring 18, and the left end of the spring 18 is in contact with the annular moving plate 19. Connection, the spring 18 is a mechanical part that uses elasticity to work, and the annular moving plate 19 can be squeezed by the elastic energy of the spring 18 to perform balance compensation. The annular moving plate 19 is provided with a chute 20, and the annular moving plate 19 passes through The chute 20 is slidably connected with the annular block 21 provided on the outer wall of the rotating pipe 1, and the annular block 21 can be rotated on the annular moving plate 19 through the chute 20, which can reduce wear and tear. The lower end of the housing 3 is fixed with a cleaning pipe 14, and A manual valve 15 is fixed on the cleaning pipe 14 , and the particulate matter in the casing 3 can be discharged through the cleaning pipe 14 .

As shown in FIG. 1 , the upper end of the housing 3 is welded with a hanging lug 12, and the hanging lug 12 is provided with a through hole 13, through which the utility model can be hung on the wall, or a lanyard can be tied, Easy to carry.

1 and 2, both the upper fixing mechanism 6 and the lower fixing mechanism 7 include an L-shaped seat 61 and a T-shaped screw 63, and the L-shaped seat 61 is fixed on the outer wall of the housing 3, and the lower end of the T-shaped screw 63 Fixed connection with the stopper 64, the L-shaped seat 61 is provided with a threaded screw hole 62, and the L-shaped seat 61 is rotatably connected with the T-shaped screw 63 through the screwed screw hole 62, and the T-shaped screw 63 can be rotated through the screw hole 62. The mold seat 61 rotates, so that the T-shaped screw 63 drives the block 64 to move.

As shown in FIG. 1 , a first bearing 9 and a second bearing 10 are sequentially fixed on the housing 3 from left to right, and the housing 3 is rotatably connected to the rotating tube 1 through the first bearing 9 and the second bearing 10 . A bearing 9 and a second bearing 10 enable the rotating tube 1 to rotate in the interior of the housing 1 to facilitate conveying the medium. The rotating tube 1 is provided with a first flange 2 .

As shown in FIG. 1 , the right end of the casing 3 is provided with a discharge pipe 4, and the inner wall of the discharge pipe 4 is fixed with a temperature sensor 16. The model of the temperature sensor 16 is DS18B20. The temperature of the medium can be detected by the temperature sensor 16, and the discharge pipe 4 is provided with a second flange 5 .

Working principle: When the power is connected, the temperature sensor 16 will monitor the temperature of the medium in the discharge pipe 4 in real time and convert it into an output signal and transmit it to the external control terminal. People can check the temperature of the medium in real time through the control terminal. The T-shaped screw 63 on the fixing mechanism 6, the rotating T-shaped screw 63 will drive the block 64 to move downward until the block 64 is in close contact with the rotating tube 1, and then fixed by the lower fixing mechanism 7 in the same way as above. Rotate the pipe 1. When the particles are discharged, the manual valve 15 can be directly rotated to open, and then the particles will automatically fall from the cleaning pipe 14 due to the action of gravity. hole 13, and then lift the utility model through the lanyard to carry it.

It should be understood that, the above-mentioned specific embodiments of the present invention are only used to illustrate or explain the principles of the present invention, but not to limit the present invention. Therefore, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present invention should be included within the protection scope of the present invention. Furthermore, the appended claims of this invention are intended to cover all changes and modifications that fall within the scope and boundaries of the appended claims, or the equivalents of such scope and boundaries.

Claims (7)

1. The utility model provides a sealed effectual one-way circulation quick change flange type rotary joint, includes rotating tube (1) and casing (3), its characterized in that: the upper end and the lower end of the shell (3) are symmetrically and respectively fixed with an upper fixing mechanism (6) and a lower fixing mechanism (7), the inner wall of the shell (3) is sequentially fixed with a hole sealing ring (8) and a pipe sealing ring (11) from left to right, the inner wall of the shell (3) is provided with a groove (17), the inner wall of the groove (17) is fixed with a spring (18), the left end of the spring (18) is connected with an annular moving disc (19) in an abutting mode, the lower end of the shell (3) is fixed with a cleaning pipe (14), and a manual valve (15) is fixed on the cleaning pipe (14).

2. The one-way circulation quick-change flange type rotary joint with good sealing effect according to claim 1, wherein a hanging lug (12) is welded at the upper end of the shell (3), and a through hole (13) is formed in the hanging lug (12).

3. The sealed one-way flow quick-change flange type rotary joint according to claim 1, wherein the upper fixing mechanism (6) and the lower fixing mechanism (7) both comprise an L-shaped seat (61) and a T-shaped screw (63), the L-shaped seat (61) is fixed on the outer wall of the housing (3), and the lower end of the T-shaped screw (63) is fixedly connected with the stop block (64).

4. The one-way flow-through quick-change flange-type rotary joint with a good sealing effect according to claim 3, wherein the L-shaped seat (61) is provided with a threaded hole (62), and the L-shaped seat (61) is rotatably connected with the T-shaped screw (63) through the threaded hole (62).

5. The one-way circulation quick-change flange type rotary joint with the good sealing effect is characterized in that a first bearing (9) and a second bearing (10) are sequentially fixed on the shell (3) from left to right, the shell (3) is rotatably connected with a rotary pipe (1) through the first bearing (9) and the second bearing (10), and a first flange (2) is arranged on the rotary pipe (1).

6. The one-way circulation quick-change flange type rotary joint with good sealing effect according to claim 1, wherein the annular moving disc (19) is provided with a sliding groove (20), and the annular moving disc (19) is slidably connected with an annular block (21) arranged on the outer wall of the rotary pipe (1) through the sliding groove (20).

7. A sealed one-way flow-through flange-quick-change type rotary joint according to claim 1, wherein the right end of the housing (3) is provided with a discharge pipe (4), a temperature sensor (16) is fixed on the inner wall of the discharge pipe (4), and the discharge pipe (4) is provided with a second flange (5).

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