CN210879507U

CN210879507U - Flange type rotating arm

Info

Publication number: CN210879507U
Application number: CN201921895107.1U
Authority: CN
Inventors: 孙德静; 谢红斌
Original assignee: Wenzhou Tianyue Fluid Equipment Technology Co ltd
Current assignee: Wenzhou Tianyue Fluid Equipment Co ltd
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-06-30
Anticipated expiration: 2029-11-05

Abstract

The utility model discloses a flange-type rotating arm, which is used for the rotation of an elbow, wherein the elbow comprises a straight section and a bending section; the flange type rotating arm comprises a flange body, a rotating sleeve and a handle, wherein a cavity for mounting the rotating sleeve is arranged in the flange body, a plurality of first annular grooves are formed in the middle of the rotating sleeve, first sealing rings are embedded in the first annular grooves and abut against the inner side wall of the flange body; a second annular groove is formed in the edge of each of the two ends of the rotary sleeve, a second sealing ring is embedded in the second annular groove and abuts against the inner side wall and the inner end face of the flange body; the flange body is fixedly connected with a flange gland, the flange gland is pressed on the rotating sleeve, and the straight section of the elbow penetrates through the flange gland and extends into the rotating sleeve to be connected with the rotating sleeve in a matching way; the top of the flange body is provided with an arc-shaped hole, and the bottom end of the handle extends into the arc-shaped hole and is fixedly connected with the rotating sleeve. The utility model discloses can realize the free rotation of elbow, have convenient operation and the good characteristics of leakproofness.

Description

Flange type rotating arm

Technical Field

The utility model relates to a connecting tube field especially relates to a flange formula swinging boom that acts on elbow.

Background

The elbow is a commonly used connecting pipe fitting in daily life, is used for the connection of pipeline elbow, is used for changing the direction of pipeline, and the elbow connecting piece that exists at present market divide into two kinds, and one kind is directional, and the direction is fixed once installing, when needs the change direction, needs to dismantle the installation again, especially under the circumstances that the elbow is working, still needs to be done work, dismantles the installation again, complex operation, and is wasted time and energy. The other type is steerable, the elbow can freely rotate after being installed, when the direction needs to be changed, the elbow can be pushed to rotate, but the connecting part of the elbow and the connecting piece can deform after being used for a long time, so that the leakage is generated by increasing the matching gap, and if the liquid in the pipeline is high temperature, the hand directly contacts the elbow to be easily scalded, so that the elbow is wrapped by the cleaning cloth to be operated, and the operation is very troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a flange formula swinging boom, the utility model discloses can realize the free rotation of elbow, have convenient operation and the good characteristics of leakproofness.

In order to achieve the above object, the utility model provides a following technical scheme: the flange type rotating arm is used for rotating an elbow, and the elbow comprises a straight section and a bending section; the rotary sleeve is coaxially arranged with the flange body, a plurality of first annular grooves are formed in the middle of the rotary sleeve, first sealing rings are embedded in the first annular grooves, and the first sealing rings abut against the inner side wall of the flange body; a second annular groove is formed in the edges of the two ends of the rotary sleeve, a second sealing ring is embedded in the second annular groove and abuts against the inner side wall and the inner end face of the flange body; one end of the flange body is fixedly connected with a flange gland, the flange gland is pressed on the rotary sleeve, and the straight section of the elbow penetrates through the flange gland and extends into the rotary sleeve to be connected with the rotary sleeve in a matching manner; the top of the flange body is provided with an arc-shaped hole, and the bottom end of the handle extends into the arc-shaped hole and is fixedly connected with the rotating sleeve.

Preferably, a threaded hole is formed in the top of the rotating sleeve, and the bottom end of the handle is in threaded connection with the threaded hole in the rotating sleeve.

Preferably, the arc spacing groove has been seted up in the outside in arc hole, the outside cover of handle is equipped with the sleeve pipe, and sheathed tube bottom is equipped with the spacing ring, and when the screw hole on the rotatory cover of handle bottom screw in, the spacing ring supports on the arc spacing groove.

Preferably, the inner diameter of the rotary sleeve is equal to that of the elbow, an installation groove is formed in the rotary sleeve, and the straight section of the elbow is in interference fit with the installation groove.

Preferably, the first sealing ring is a sealing ring with a circular section, and the second sealing ring is a sealing ring with a rectangular section.

Preferably, the first sealing ring and the second sealing ring are made of polytetrafluoroethylene materials.

The utility model discloses a technological effect and advantage:

1. the utility model discloses install the swivel mount in flange internal portion, make to form between swivel mount and the flange body sealedly through pressing from both sides between swivel mount and the flange internal wall and establishing first sealing washer and second sealing washer to it is spacing to carry out the axial to the swivel mount to flange gland pressure on the swivel mount, and the straight section of elbow runs through the flange gland and stretches into in the swivel mount and be connected with the swivel mount cooperation, and the arc hole is seted up at the top of the flange body, the bottom of handle stretch into in the arc hole and with swivel mount fixed connection. Through the twist grip, drive the swivel mount and rotate, and then drive the elbow and rotate, it is very convenient to operate to the swivel mount bears radial force basically, has greatly less the deformation of swivel mount, in addition the effect of first sealing washer and second sealing washer, has improved widely the utility model discloses a sealing performance.

2. The utility model discloses set up the screw hole on the swivel sleeve, handle and screw hole threaded connection realize the fixed of handle and swivel sleeve for the dismouting of the two is more convenient.

3. The utility model discloses during the screw hole of handle screw in swivel nut, the spacing ring through the sleeve bottom supports fixes a position on the arc spacing groove to when promoting the handle, the spacing ring slides on spacing arc spacing groove, makes the function of handle more stable.

4. The utility model discloses the internal diameter of swivel sleeve is equal with the internal diameter of elbow, makes the liquid in the swivel sleeve can smoothly flow the curved interior that has of runner, and the straight section of elbow and the mounting groove interference fit in the swivel sleeve, the dismouting is very simple to the cooperation is firm.

5. The utility model discloses a first sealing washer is the circular cross section sealing washer for bear radial force, the second sealing washer is the rectangular cross section sealing washer, is used for bearing axial force and radial force, thereby strengthens the leakproofness between swivel nut and the flange internal wall.

6. The utility model discloses two sealing washers all adopt the polytetrafluoroethylene material, and polytetrafluoroethylene has excellent performances such as high temperature resistant, high pressure resistant, creep resistance, corrosion resistance to polytetrafluoroethylene has good slip characteristic, is suitable for the occasion of strict demand low coefficient of friction and wear-resisting consumption usage. Therefore, the moment to be overcome when the rotary sleeve rotates can be greatly reduced, and the handle is more labor-saving when pushed.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a flange body; 2. a cavity; 3. a straight section; 4. bending sections; 5. bending the pipe; 6. a rotating sleeve; 7. a first annular groove; 8. a first seal ring; 9. a second annular groove; 10. a second seal ring; 11. mounting grooves; 12. a flange gland; 13. a sleeve; 14. a handle; 15. a limiting ring; 16. an arc-shaped limiting groove; 17. an arc-shaped hole; 18. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a flange formula swinging boom as shown in attached figure 1 and attached figure 2 for the rotation of elbow 5, elbow 5 includes straight section 3 and the section of bending 4, and flange formula swinging boom includes flange body 1, swivel sleeve 6 and handle 14, and the inside of flange body 1 is equipped with cavity 2 that is used for installing swivel sleeve 6, swivel sleeve 6 and flange body 1 coaxial arrangement, and a plurality of first ring channels 7 have been seted up at the middle part of swivel sleeve 6, first ring channel 7 is embedded to be equipped with first sealing washer 8 and first sealing washer 8 supports on the inside wall of flange body 1; a second annular groove 9 is formed in the edges of the two ends of the rotating sleeve 6, a second sealing ring 10 is embedded in the second annular groove 9, and the second sealing ring 10 abuts against the inner side wall and the inner end face of the flange body 1; one end of the flange body 1 is fixedly connected with a flange gland 12, the flange gland 12 is connected with the inner wall of the flange body 1 in an interference fit or welding mode, the flange gland 12 is pressed on the rotary sleeve 6, and the straight section 3 of the elbow 5 penetrates through the flange gland 12 and extends into the rotary sleeve 6 to be connected with the rotary sleeve 6 in a fit mode; arc hole 17 has been seted up at the top of flange body 1, the bottom of handle 14 stretch into in arc hole 17 and with swivel mount 6 fixed connection, its concrete connection mode is: the top of the rotary sleeve 6 is provided with a threaded hole 18, the bottom end of the handle 14 is in threaded connection with the threaded hole 18 on the rotary sleeve 6, and the handle 14 is in threaded connection with the threaded hole 18 to fix the handle 14 and the rotary sleeve 6, so that the handle and the rotary sleeve are more convenient to disassemble and assemble.

As shown in fig. 2, an arc-shaped limiting groove 16 is formed in the outer side of the arc-shaped hole 17, a sleeve 13 is sleeved on the outer side of the handle 14, a limiting ring 15 is arranged at the bottom end of the sleeve 13, and when the bottom end of the handle 14 is screwed into a threaded hole 18 in the rotary sleeve 6, the limiting ring 15 abuts against the arc-shaped limiting groove 16. When the handle 14 is screwed into the threaded hole 18 of the rotary sleeve 6, the limiting ring 15 at the bottom end of the sleeve 13 abuts against the arc-shaped limiting groove 16 for positioning, and when the handle 14 is pushed, the limiting ring 15 slides on the limiting arc-shaped limiting groove 16, so that the operation of the handle 14 is more stable.

Wherein, the internal diameter of swivel sleeve 6 equals with the internal diameter of elbow 5, and the liquid that makes in the swivel sleeve 6 can smoothly the runner be bent in, and mounting groove 11 has been seted up to the inside of swivel sleeve 6, elbow 5 straight section 3 with mounting groove 11 interference fit, the dismouting is very simple to the cooperation is firm. In addition, internal threads can be turned in the mounting groove 11, external threads can be turned on the straight section 3 of the elbow 5, and threaded connection between the elbow 5 and the mounting groove 11 can be achieved.

The first sealing ring 8 is a sealing ring with a circular cross section and is used for bearing radial force, and the second sealing ring 10 is a sealing ring with a rectangular cross section and is used for bearing axial force and radial force, so that the sealing performance between the rotating sleeve 6 and the inner wall of the flange body 1 is enhanced.

In addition, the first sealing ring 8 and the second sealing ring 10 are made of polytetrafluoroethylene, the polytetrafluoroethylene has excellent performances such as high temperature resistance, high pressure resistance, creep resistance and corrosion resistance, and the polytetrafluoroethylene has excellent sliding characteristics, and is suitable for occasions where low friction coefficient and abrasion resistance are strictly required. The torque to be overcome when the rotary sleeve 6 is rotated can be greatly reduced, and therefore, the handle 14 is pushed more laborsavingly.

The working principle is as follows: the utility model discloses install swivel mount 6 inside the flange body 1, it is sealed to make between swivel mount 6 and the flange body 1 to form through pressing from both sides between swivel mount 6 and the 1 inner wall of the flange body and establish first sealing washer 8 and second sealing washer 10, and it is spacing to carry out the axial to swivel mount 6 on swivel mount 6 to press flange gland 12, the straight section 3 of elbow 5 runs through flange gland 12 and is connected with the cooperation of swivel mount 6 in stretching into swivel mount 6, arc hole 17 is seted up at the top of the flange body 1, the bottom of handle 14 stretch into in arc hole 17 and with 6 fixed connection of swivel mount. Through turning handle 14, drive swivel mount 6 and rotate, and then drive elbow 5 and rotate, it is very convenient to operate to swivel mount 6 bears radial force basically, has greatly less the deformation of swivel mount 6, in addition the effect of first sealing washer 8 and second sealing washer 10, has improved widely the utility model discloses a sealing performance.

Claims

1. The flange type rotating arm is used for rotating the elbow (5), and the elbow (5) comprises a straight section (3) and a bending section (4); the method is characterized in that: the flange comprises a flange body (1), a rotary sleeve (6) and a handle (14), wherein a cavity (2) for mounting the rotary sleeve (6) is formed in the flange body (1), the rotary sleeve (6) and the flange body (1) are coaxially arranged, a plurality of first annular grooves (7) are formed in the middle of the rotary sleeve (6), first sealing rings (8) are embedded in the first annular grooves (7), and the first sealing rings (8) are abutted to the inner side wall of the flange body (1); the edges of two ends of the rotary sleeve (6) are respectively provided with a second annular groove (9), a second sealing ring (10) is embedded in the second annular groove (9), and the second sealing ring (10) is abutted against the inner side wall and the inner end face of the flange body (1); one end of the flange body (1) is fixedly connected with a flange gland (12), the flange gland (12) is pressed on the rotary sleeve (6), and the straight section (3) of the elbow (5) penetrates through the flange gland (12) and extends into the rotary sleeve (6) to be connected with the rotary sleeve (6) in a matching manner; the top of the flange body (1) is provided with an arc-shaped hole (17), and the bottom end of the handle (14) extends into the arc-shaped hole (17) and is fixedly connected with the rotating sleeve (6).

2. A flanged rotary arm according to claim 1, characterized in that: the top of the rotating sleeve (6) is provided with a threaded hole (18), and the bottom end of the handle (14) is in threaded connection with the threaded hole (18) on the rotating sleeve (6).

3. A flanged rotary arm according to claim 2, characterized in that: arc spacing groove (16) have been seted up in the outside of arc hole (17), the outside cover of handle (14) is equipped with sleeve pipe (13), and the bottom of sleeve pipe (13) is equipped with spacing ring (15), and when screw hole (18) on handle (14) bottom screw in swivel mount (6), spacing ring (15) are supported on arc spacing groove (16).

4. A flanged rotary arm according to claim 1, characterized in that: the internal diameter of swivel sleeve (6) equals with the internal diameter of elbow (5), and mounting groove (11) have been seted up to the inside of swivel sleeve (6), straight section (3) of elbow (5) with mounting groove (11) interference fit.

5. A flanged rotary arm according to claim 1, characterized in that: the first sealing ring (8) is a sealing ring with a circular section, and the second sealing ring (10) is a sealing ring with a rectangular section.

6. A flanged rotary arm according to claim 1, characterized in that: the first sealing ring (8) and the second sealing ring (10) are made of polytetrafluoroethylene materials.