CN217559066U

CN217559066U - Universal rotary joint

Info

Publication number: CN217559066U
Application number: CN202220373779.1U
Authority: CN
Inventors: 陈可凡; 李�浩
Original assignee: Luoyang Chuansheng Valve Co ltd
Current assignee: Luoyang Chuansheng Valve Co ltd
Priority date: 2022-02-23
Filing date: 2022-02-23
Publication date: 2022-10-11
Anticipated expiration: 2032-02-23

Abstract

The utility model discloses an universal rotary joint relates to and connects technical field, aims at solving the problem that the process is complicated is dismantled in the installation of current stop valve. The key points of the technical scheme are as follows: including the main casing, the one end of main casing is provided with the opening, set up the through hole perpendicular and the intercommunication with open-ended the central axis on the lateral wall of main casing, fixedly connected with is used for separating the baffle of opening and through hole in the main casing, set up the through-hole the same with the axis and the diameter of connecting hole on the baffle, the opening part rotates and is connected with the pipeline of giving vent to anger with the main casing intercommunication, the through hole internal rotation is connected with admission line, the axis perpendicular to admission line's of the pipeline of giving vent to anger axis, set up the connecting hole rather than inside intercommunication on the periphery wall of admission line, the connecting hole corresponds the setting with open-ended position, admission line rotates with control connecting hole and open-ended intercommunication degree. The utility model discloses a setting up of structure realizes the rotation at stop valve both ends for the installation of stop valve and dismantlement process are convenient more, safety.

Description

Universal rotary joint

Technical Field

The utility model relates to a connect technical field, more specifically say, it relates to an universal rotary joint.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. Gate valves are sealed by the contact of the valve seat and the gate plate, and the sealing surface is usually bead-welded with a metallic material to increase wear resistance. The gate plate is divided into a rigid gate plate and an elastic gate plate according to the difference of the gate plate.

The gate valve is applied to various fields along with the development of the technology, but traditional gate valve can not satisfy normal use in specific occasion, can adopt threaded connection in order to guarantee the stability of gate valve connection, two links of gate valve in the traditional technology are fixed, the gate valve is installed in some large-scale machines, two links of machinery are also fixed, after one end of gate valve is rotated and is fixed on machinery, because the installation of the fixed gate valve other end that leads to of gate valve and machinery is complicated, and easy to cause destruction to gate valve and machinery when the installation, therefore it is necessary to set up a gate valve structure that both ends can rotate.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an universal rotary joint reaches the purpose of being convenient for install the stop valve through the setting of structure.

The above technical purpose of the present invention can be achieved by the following technical solutions: this universal rotary joint, including the main casing, the one end of main casing is provided with the opening, set up the through hole perpendicular and the intercommunication with open-ended the central axis on the lateral wall of main casing, the opening part rotates and is connected with the pipeline of giving vent to anger with the main casing intercommunication, through hole internal rotation is connected with admission line, the axis perpendicular to admission line's of the pipeline of giving vent to anger axis, set up the connecting hole rather than inside intercommunication on the periphery wall of admission line, the connecting hole corresponds the setting with open-ended position, admission line rotates with control connecting hole and open-ended intercommunication degree.

Through adopting above-mentioned technical scheme, the main casing, the intact structure of whole stop valve is constituteed to admission line and gas outlet pipe, the main casing supports the stability that admission line and gas outlet pipe guaranteed both of them to be connected, when admission line fixes on the steel bottle, make its connection on the pipeline through rotating gas outlet pipe, the people of being convenient for are fixed to the stop valve, the connecting hole corresponds with open-ended position, make admission line at through hole internal rotation in-process, admission line drives the connecting hole and takes place to rotate, intercommunication and the disconnection of realization admission line and gas outlet pipe through the connecting hole, ensure the realization of stop valve normal function.

The utility model discloses further set up to: the air outlet pipeline comprises a connecting pipe and a first fixing pipe, the axes of the connecting pipe are coincident, the connecting pipe is rotatably connected to the opening, and the first fixing pipe is detachably connected to one end, far away from the main shell, of the connecting pipe.

Through adopting above-mentioned technical scheme, the axis coincidence of connecting pipe and fixed pipe one guarantees the normal transmission of a pair of gas of connecting pipe and fixed pipe, and the connecting pipe takes place to rotate at the opening part, and the connecting pipe rotates the in-process and drives fixed pipe one and take place to rotate for fixed pipe one is more convenient with being connected of pipeline, and fixed pipe one can dismantle with the connecting pipe and be connected, is convenient for to the maintenance and the change of fixed pipe one.

The utility model discloses further set up to: the connecting pipe can be dismantled on the periphery wall of a fixed pipe junction and be connected with the circle of rotating, the internal perisporium of circle of rotating offsets with the periphery wall of connecting pipe and fixed pipe one.

Through adopting above-mentioned technical scheme, realize the reinforcement to connecting pipe and fixed pipe one through rotating the circle for fixed pipe one is more stable with being connected of connecting pipe, and the internal perisporium that rotates the circle offsets with the periphery wall of connecting pipe and fixed pipe one, avoids gaseous kneck release along connecting pipe and fixed pipe one when the transmission, makes the use of stop valve safer.

The utility model discloses further set up to: the inner peripheral wall of the rotating ring is provided with a first sealing groove, the outer peripheral wall of the first fixing pipe is provided with a second sealing groove correspondingly communicated with the first sealing groove, and a first sealing ring is detachably connected in the first sealing groove and the second sealing groove.

Through adopting above-mentioned technical scheme, sealing washer one can be dismantled and connect in the cavity that sealing groove one and sealing groove two formed, and sealing washer one has increased the area of contact of rotating circle and fixed pipe one for the connection of rotating circle and fixed pipe one is inseparabler, stable.

The utility model discloses further set up to: a plurality of sealing rings II are fixedly connected to the peripheral wall of the first fixing pipe, and the side wall of the first fixing pipe away from the second sealing ring is attached to the inner peripheral wall of the first fixing pipe.

Through adopting above-mentioned technical scheme, make through the setting of a plurality of sealing washer two that fixed pipe one and connecting pipe leave certain clearance within a definite time, thereby avoid the stop valve expend with heat and contract with cold in the use to lead to stop valve deformation extrusion to damage, the setting of a plurality of sealing washers two has increased the contact of connecting pipe and fixed pipe one simultaneously for the connecting pipe is more stable with being connected of fixed pipe one.

The utility model discloses further set up to: the air inlet pipe comprises a driving pipe and a second fixed pipe communicated with the driving pipe, the driving pipe is rotatably connected in the through hole, a plurality of first limiting holes are formed in one end, close to the second fixed pipe, of the driving pipe, a second limiting hole coaxial with the first limiting hole is formed in the peripheral wall of the second fixed pipe, and the first limiting hole and the second limiting hole are connected with a fixing nail in a detachable mode.

Through adopting above-mentioned technical scheme, the staple runs through restriction hole one and restriction hole two to with two fixed connection of fixed pipe on the drive tube, make the drive tube drive fixed pipe two in-process in through hole rotation and take place to rotate, be convenient for fix the fixed pipe two of stop valve on the bottle, the drive tube drives the connecting hole in through hole rotation in-process and takes place to rotate, realize the connecting hole and communicate the switching with the off-state with the connecting pipe drive tube, guarantee the realization of stop valve normal function.

The utility model discloses further set up to: fixedly connected with mounting plate on the periphery wall of driving tube, the bottom surface of mounting plate offsets with the top surface of main shell, set up a plurality of ring channels with the through hole intercommunication on the internal perisporium of main shell, can dismantle in the ring channel and be connected with sealing washer three, the top fixedly connected with hand wheel of driving tube.

Through adopting above-mentioned technical scheme, the connection can be dismantled in the ring channel to sealing washer three, the connection area of driving tube and main shell has been increased, reduce the gap of driving tube and main shell junction, ensure that gaseous stability is transmitted to the connecting tube along the connecting hole in, the setting of mounting plate further strengthens being connected of driving tube and main shell, avoid transmitting gaseous revealing, realize the transmission and the control of stop valve to gas, the hand wheel has increased the stress point of driving tube, make people exert to the driving tube and make its pivoted pressure more laborsaving.

To sum up, the utility model discloses following beneficial effect has:

the main casing, the intact structure of whole stop valve is constituteed to admission line and gas outlet pipe, the main casing supports the stability that admission line and gas outlet pipe guaranteed both its connections, when admission line fixes on the steel bottle, make its connection on the pipeline through rotating gas outlet pipe, it is fixed to the stop valve to be convenient for people, the connecting hole corresponds with open-ended position, make admission line at through hole internal rotation in-process, admission line drives the connecting hole and takes place to rotate, realize that admission line and gas outlet pipe pass through the intercommunication and the disconnection of connecting hole, ensure the realization of stop valve normal function.

Drawings

FIG. 1 is a schematic view of the present invention;

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

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is an enlarged view at B in FIG. 2;

fig. 5 is an exploded view of the present invention;

FIG. 6 is an enlarged view at C of FIG. 5;

fig. 7 is a second cross-sectional view of the present invention;

fig. 8 is an enlarged view of fig. 7 at D.

In the figure: 1. a main housing; 2. an opening; 3. a through hole; 4. connecting holes; 5. a connecting pipe; 6. fixing a first pipe; 7. rotating the ring; 8. a first sealing groove; 9. a second sealing groove; 10. a first sealing ring; 11. a second sealing ring; 12. a drive tube; 13. a second fixing pipe; 14. a first limiting hole; 15. a second limiting hole; 16. fixing nails; 17. a fastening tab; 18. an annular groove; 19. a third sealing ring; 20. a handwheel.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

The first embodiment is as follows: this universal rotary joint, as shown in fig. 1 and 5, including main casing 1, the one end of main casing 1 is provided with opening 2, set up the through hole 3 perpendicular and the intercommunication with opening 2's the central axis on the lateral wall of main casing 1, fixedly connected with is used for separating opening 2 and through hole 3's baffle in the main casing 1, set up the through-hole with the axis coincidence of connecting pipe 5 on the baffle, opening 2 department rotates and is connected with the pipeline of giving vent to anger with main casing 1 intercommunication, 3 internal rotation of through hole is connected with the admission line, the axis perpendicular to admission line's of the pipeline of giving vent to anger axis, set up connecting hole 4 rather than inside intercommunication on the periphery wall of admission line, connecting hole 4 corresponds the setting with opening 2's position, the admission line rotates with control connecting hole 4 and opening 2's the degree of intercommunication.

As shown in fig. 1-3 and fig. 6, the outlet pipe includes a connecting pipe 5 and a first fixed pipe 6, the connecting pipe 5 is rotatably connected to the opening 2, the first fixed pipe 6 is detachably connected to one end of the connecting pipe 5 far away from the main casing 1, a limiting plate which is abutted against the side wall of the first fixed pipe 6 is fixedly connected to the outer peripheral wall of the connecting pipe 5 and the first fixed pipe 6, the rotating ring 7 is detachably connected to the outer peripheral wall of the connecting pipe 5 and the outer peripheral wall of the first fixed pipe 6, a first sealing groove 8 is formed in the inner peripheral wall of the rotating ring 7, a first sealing ring 10 is a rubber ring, a second sealing groove 9 which is correspondingly communicated with the first sealing groove 8 is formed in the outer peripheral wall of the first fixed pipe 6, a first sealing ring 10 is detachably connected to the first sealing groove 8 and the second sealing groove 9, a plurality of second sealing rings 11 are fixedly connected to the outer peripheral wall of the first fixed pipe 6, the second sealing ring 11 is a rubber ring, the side wall of the first fixed pipe 6 far away from the second sealing ring 11 is attached to the inner peripheral wall of the first fixed pipe 6.

As shown in fig. 4 and 5, the air inlet pipeline includes a driving pipe 12 and a second fixed pipe 13 detachably connected to the driving pipe 12, the driving pipe 12 is rotatably connected in the through hole 3, one end of the driving pipe 12, which is close to the second fixed pipe 13, is provided with a plurality of first limiting holes 14, the number of the first limiting holes 14 is three, a second limiting hole 15 coaxial with the first limiting hole 14 is provided on the outer peripheral wall of the second fixed pipe 13, the first limiting hole 14 and the second limiting hole 15 are both detachably connected with a fixing nail 16, a fastening sheet 17 is welded on the outer peripheral wall of the driving pipe 12, the bottom surface of the fastening sheet 17 abuts against the top surface of the main shell 1, a plurality of annular grooves 18 communicated with the through hole 3 are provided on the inner peripheral wall of the main shell 1, the annular grooves 18 are respectively located on two sides of the radial direction of the connecting hole 4, a third sealing ring 19 is detachably connected in the annular groove 18, and a handwheel 20 is fixedly connected to the top end of the driving pipe 12.

Example two: the universal rotary joint is different from the first embodiment in that: as shown in fig. 7-8, the air inlet channel includes a driving pipe 12 and a second fixing pipe 13 rotatably connected to the driving pipe, a rotating annular groove is formed in an outer peripheral wall of one end of the second fixing pipe 13, which is close to the driving pipe 12, and a fixing nail 16 penetrates into the driving pipe 12 along a first limiting hole 14 and abuts against an inner wall of the rotating annular groove, so that when the second fixing pipe 13 is connected to the driving pipe 12 through the fixing nail 16, the second fixing pipe 13 rotates in the driving pipe 12, and in a state where the main casing 1 is fixed, the second fixing pipe 13 rotates around the through hole 3 to facilitate fixing of the stop valve.

The working principle is as follows: the connecting pipe 5 is inserted into the opening 2, one end, close to the main shell 1, of the connecting pipe 5 abuts against the side wall of the baffle, the rotating ring 7 is sleeved at one end, far away from the main shell 1, of the connecting pipe 5, finally the first fixing pipe 6 is inserted into a gap formed by the rotating ring 7 and the connecting pipe 5, the first sealing groove 8 is overlapped with the central axis of the second sealing groove 9, the first sealing ring 10 is inserted into a cavity of the first sealing groove 8 and the second sealing groove 9, the first fixing pipe 6 is stably connected with the connecting pipe 5, the third sealing ring 19 is embedded into the annular groove 18, one end, far away from the fastening piece 17, of the driving pipe 12 is inserted into the main shell 1 along the inner wall of the through hole 3, the second fixing pipe 13 is inserted into the driving pipe 12, the second limiting hole 15 corresponds to the midpoint of the first limiting hole 14, the fixing nail 16 drives the second fixing pipe 13 to be fixedly connected into the driving pipe 12 along the inner wall of the first limiting hole 14 and the second limiting hole 15, one fixing pipe 13 is connected to the connecting pipe 6, one end, which is connected with the first fixing pipe 6 and the connecting pipe 6, and the connecting pipe 5 is driven by a user, and the fixing pipe 6, and the connecting pipe is connected with the connecting pipe 6, and the connecting pipe 5.

When the stop valve is used, the hand wheel 20 is rotated to drive the driving pipe 12 to rotate, the driving pipe 12 is rotated to drive the connecting hole 4 to rotate, when the connecting hole 4 is rotated to be communicated with the connecting pipe 5, the stop valve is in an open state to realize the communication between the steel cylinder and the connecting pipeline, when the connecting hole 4 is rotated to ensure that the two ends of the connecting hole are attached to the inner wall of the through hole 3, the stop valve is in a closed state to ensure that the communication between the steel cylinder and the connecting pipeline is lost, and the storage of gas in the steel cylinder is realized.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a universal rotary joint, includes main casing (1), the one end of main casing (1) is provided with opening (2), set up through hole (3) perpendicular and the intercommunication with the central axis of opening (2) on the lateral wall of main casing (1), its characterized in that: opening (2) department rotates the pipeline of giving vent to anger that is connected with and main shell (1) intercommunication, through hole (3) internal rotation is connected with admission line, the axis perpendicular to admission line's of the pipeline of giving vent to anger axis, set up connecting hole (4) rather than inside intercommunication on admission line's the periphery wall, connecting hole (4) correspond the setting with the position of opening (2), admission line rotates the intercommunication degree with control connecting hole (4) and opening (2).

2. The universal swivel joint according to claim 1, wherein: the pipeline of giving vent to anger includes connecting pipe (5) and fixed pipe (6) of axis coincidence, connecting pipe (5) are rotated and are connected in opening (2) department, fixed pipe (6) can be dismantled and connect and serve in the one end of keeping away from main shell (1) in connecting pipe (5).

3. The universal swivel joint according to claim 2, wherein: the connecting pipe (5) can be dismantled on the periphery wall with fixed pipe (6) junction and be connected with rotation circle (7), the internal perisporium that rotates circle (7) offsets with the periphery wall of connecting pipe (5) and fixed pipe (6).

4. The universal swivel joint according to claim 3, wherein: the inner peripheral wall of the rotating ring (7) is provided with a first sealing groove (8), the outer peripheral wall of the first fixed pipe (6) is provided with a second sealing groove (9) correspondingly communicated with the first sealing groove (8), and the first sealing groove (8) and the second sealing groove (9) are internally detachably connected with a first sealing ring (10).

5. The universal swivel according to claim 2, characterized in that: fixedly connected with a plurality of sealing washer two (11) on the periphery wall of fixed pipe one (6), the lateral wall that fixed pipe one (6) was kept away from in sealing washer two (11) is laminated with the interior wall of fixed pipe one (6).

6. The universal swivel joint according to claim 1, wherein: the inlet duct includes driving tube (12) and rather than the fixed two (13) of pipe that communicate, driving tube (12) rotate to be connected in through hole (3), a plurality of restriction hole one (14) have been seted up to the one end that driving tube (12) are close to fixed two (13) of pipe, set up on the periphery wall of fixed two (13) of pipe and restrict hole two (15) coaxial with restriction hole one (14), restriction hole one (14) and restriction hole two (15) are interior to dismantle jointly and are connected with staple (16).

7. The universal swivel joint according to claim 6, wherein: fixedly connected with mounting plate (17) on the periphery wall of driving tube (12), the bottom surface of mounting plate (17) offsets with the top surface of main shell (1), set up on the internal perisporium of main shell (1) a plurality of ring channels (18) with through hole (3) intercommunication, can dismantle in ring channel (18) and be connected with sealing washer three (19), the top fixedly connected with hand wheel (20) of driving tube (12).