TWI451998B - Can quickly install the storage pressure of the barrel - Google Patents

Description

Water storage pressure tank that can be quickly installed

The invention relates to a water storage device, in particular to a water storage pressure tank which can be quickly installed.

At present, pressure vessels are widely used in piping systems, such as pressure storage, water storage and water hammer for hydraulic piping systems, for absorption expansion of heat exchange systems. And water storage for reverse osmosis drinking water systems.

As shown in FIG. 1 , the conventional pressure tank 1 has an outer tub 101 and a joint 102 fixed to the outer tub 101. The joint 102 is used to connect the water storage chamber and an outer pipe 2, and the pipe is connected. 2 has an accessory 201, such as a three-way joint or valve body, that can be coupled to the joint 102.

The fitting 201 is provided with an internal thread. The joint 102 is provided with an external thread and a locking portion. The pressure barrel 1 must be rotated by hand when the fitting is completed, so that the joint 102 can be locked with the fitting 201, and finally a wrench is needed. Operating the locking portion causes the installation operation of the pressure tank 1 to be relatively difficult.

In addition, in the patents of US Pat. No. 4,770,446 and US Pat. No. 2,761,705, a pressing member and a locking nut are first disposed on an external connecting tube, and when the locking nut is screwed with respect to the joint of the pressure barrel, When the pressing member is pressed radially by the pushing nut of the locking nut and the joint, the joint of the pressure barrel and the external connecting tube can be used for installation purposes. Although these patent cases have been able to solve the problem of not easy to install, the tightening parts, the locking nut and the external connecting tube must be re-made, and the parts are large, the manufacturing process is troublesome, and the overall cost is high, and The pressure tank is directly attached to the existing piping and cannot be used with normalized parts.

Accordingly, it is an object of the present invention to provide a water storage pressure tank that can be quickly installed with a simple structure, a relatively easy assembly and installation.

Therefore, the water storage pressure tank capable of quick installation of the present invention comprises a barrel unit and a joint unit. The joint unit has a joint fixed to the barrel unit and a joint rotatably coupled to the joint, the joint extending along an axis and having a fixed end coupled to the barrel unit, Conversely, an outer end portion of the fixed end portion, a retaining ring disposed at the outer end portion, a sliding sleeve portion disposed between the retaining ring and the fixed end portion, and an outer end portion extending to the outer end portion The fixing end portion can communicate with the through hole inside the barrel unit, the outer diameter of the retaining ring is larger than the outer diameter of the sliding sleeve portion, the connecting member has a hollow ring shape and has a surrounding around the retaining ring a ring wall and an end wall projecting from the ring wall toward the axis, the ring wall having an internal thread disposed on the inner ring surface, the end wall being sleeved on the sliding sleeve portion and being blocked by the retaining ring.

The utility model has the advantages that the outer end of the joint is provided with the retaining ring, and the connecting member is rotatably coupled to the joint, and the end wall is blocked by the retaining ring, and only the connecting member can be rotated. The pressure barrel is fast-installed, and the joint unit has few parts, simple structure, and can reduce manufacturing cost.

The above and other technical contents, features and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments.

As shown in FIG. 2 and FIG. 3, a preferred embodiment of the water storage pressure tank capable of quick installation according to the present invention comprises a barrel unit 10, a set of lining barrels 20 disposed inside the barrel unit 10, and a set. A diaphragm 30 lining the tub 20 and disposed inside the tub unit 10, a retaining ring 40, a joint unit 50 mounted to the tub unit 10, and a valve unit mounted to the tub unit 10 60.

The barrel unit 10 is composed of a first outer tub 11 and a second outer tub 12, and has an inner peripheral surface 14 defining a chamber 13 opposite to the inner peripheral surface 14. The outer peripheral surface 15 is a perforation 16 provided in the first outer tub 11 and extending through the inner peripheral surface 14 and the outer peripheral surface 15.

The lining barrel 20 is unidirectionally open and sleeved inside the first outer tub 11 and has a pair of through holes 21 which should be perforated 16.

The diaphragm 30 is made of a unidirectional open shape and is disposed at an open end of the lining barrel 20 . The lining of the lining barrel 20 can be divided into a water storage space 131 and an plenum space 132 . A water storage space 131 is formed between the liner tub 20 and the diaphragm 30.

The fixing ring 40 can fix the diaphragm 30 and the open end of the lining barrel 20 to the barrel unit 10 .

The joint unit 50 corresponds to the water storage space 131 and has a joint 51 fixed to the barrel unit 10, a joint 52 rotatably coupled to the joint 51, and a set disposed inside the joint 52. a leakage preventing gasket 53 , a positioning ring 54 interposed between the joint 51 and the inner liner barrel 20 , and a leakage preventing member 55 tightly sandwiched between the positioning ring 54 and the inner liner barrel 20 .

The joint 51 extends along an axis L and has a fixed end portion 511 passing through the through hole 16 and the through hole 21 and connected to the first outer tub 11 , and a convex portion 511 opposite to the fixed end portion 511 . An outer end portion 512 of the outer portion of the first outer tub 11 , a retaining ring 513 disposed at the outer end portion 512 , a sliding sleeve portion 514 disposed between the retaining ring 513 and the fixed end portion 511 , and a a positioning ring portion 515 disposed between the sliding sleeve portion 514 and the fixing end portion 511 and abutting against the outer circumferential surface 15 and extending from the outer end portion 512 to the fixing end portion 511 and communicating with the barrel A through hole 510 is formed inside the body unit 10, and the positioning ring portion 515 is welded to the outer peripheral surface 15.

The fixing end portion 511 has a sleeve portion 516 passing through the through hole 16 and the through hole 21 and having a hollow circular tube shape, and a flange portion 517 extending at a distal end of the sleeve portion 516 and extending in a radial direction. The flange portion 517 is formed by direct stamping of the end of the sleeve portion 516, and the flange portion 517 extends into the chamber 13.

The retaining ring 513 of the present embodiment is integrally formed with the outer end portion 512 and is directly riveted radially outward by the outer end portion 512. The outer diameter of the retaining ring 513 is larger than the outer diameter of the sliding sleeve portion 514.

The connecting member 52 has a hollow ring shape and has a ring wall 521 surrounding the retaining ring 513 and an end wall 522 protruding from the ring wall 521 toward the axis L. The ring wall 521 has a ring wall 521 disposed therein. The inner thread 523 of the torus is sleeved on the sliding sleeve portion 514 and is blocked by the retaining ring 513. The connecting member 52 is pre-set on the sliding sleeve portion 514 before the retaining ring 513 has been riveted, and after the retaining ring 513 is riveted, it can be restrained in the positioning ring portion 515 and Between the retaining rings 513, the internal thread 523 can be sized to provide a standardized external thread of a commercially available pipe fitting, such as "3/4-10 UNC" having a diameter of 3/4 inch.

The leakage preventing gasket 53 is opposite to the end wall 522 and abuts against the side of the retaining ring 513.

The positioning ring 54 is interposed between the flange portion 517 and the inner tub 20 and is wrapped around the leakage preventing member 55.

The gas valve unit 60 is fixed to the second outer tub 12 of the tub unit 10, and pressurized gas can be poured into the inflatable space 132.

As shown in FIG. 2 and FIG. 3 , when the joint unit 50 is fixed to the barrel unit 10 , the joint 51 can be firmly coupled to the barrel unit 10 by the fixed end 511 , and the outer end is The portion 512 is also rotatably coupled to the joint 51 by the arrangement of the retaining ring 513.

And when the barrel unit 10 is to be mounted on an external pipe, in the state in which the barrel unit 10 is not moved, only the connecting member 52 is rotated relative to the joint 51, so that the connecting member 52 and the outside can be made. The standard external thread of the pipe is locked and can be used for quick installation of the pressure tank.

Furthermore, the joint unit 50 has a simple component and structure, is easy to manufacture, and can reduce costs.

It should be noted that the retaining ring 513 can also be independently fabricated and then fixed to the joint by screwing or other fixing.

The above is only the preferred embodiment of the present invention, and the scope of the invention is not limited thereto, that is, the simple equivalent changes and modifications made by the scope of the invention and the description of the invention are All remain within the scope of the invention patent.

10. . . Bucket unit

11. . . First outer tub

12. . . Second outer tub

13. . . Chamber

131. . . Water storage space

132. . . Inflatable space

14. . . Inner circumference

15. . . Peripheral surface

16. . . perforation

20. . . Lined bucket

twenty one. . . Through hole

30. . . Diaphragm

40. . . Fixed ring

50. . . Joint unit

51. . . Connector

510. . . Through hole

511. . . Fixed end

512. . . Outer end

513. . . Stop ring

514. . . Sliding sleeve

515. . . Positioning ring

516. . . Casing part

517. . . Flange

52. . . Link

521. . . Ring wall

522. . . End wall

523. . . internal thread

53. . . Leakproof gasket

54. . . Locating ring

55. . . Leakproof component

60. . . Valve unit

1 is a schematic view showing the installation of a conventional water storage pressure tank and an external pipe;

Figure 2 is a plan view showing a preferred embodiment of the water storage pressure tank of the present invention which can be quickly installed;

Fig. 3 is a partially enlarged schematic view of Fig. 2;

10. . . Bucket unit

11. . . First outer tub

12. . . Second outer tub

13. . . Chamber

131. . . Water storage space

132. . . Inflatable space

20. . . Lined bucket

30. . . Diaphragm

40. . . Fixed ring

50. . . Joint unit

51. . . Connector

52. . . Link

53. . . Leakproof gasket

60. . . Valve unit

Claims (7)

A quick-installing water storage pressure tank comprising: a barrel unit; and a joint unit having a joint fixed to the barrel unit and a joint rotatably coupled to the joint, the joint being along a joint An axis extending and having a fixed end portion coupled to the barrel unit, an outer end portion opposite to the fixed end portion, a retaining ring disposed at the outer end portion, and a ring disposed on the retaining ring a sliding sleeve portion between the fixed end portions and a through hole extending from the outer end portion to the fixing end portion and communicating with the inside of the barrel unit, the outer diameter of the blocking ring being larger than the outer diameter of the sliding sleeve portion The connecting member has a hollow ring shape and has a ring wall surrounding the baffle ring and an end wall protruding from the ring wall toward the axis, the ring wall having an internal thread disposed on the inner ring surface. The end wall is sleeved on the sliding sleeve portion and is blocked by the retaining ring. The quick-installing water storage pressure tank according to claim 1, wherein the retaining ring of the joint unit is integrally formed with the outer end portion, and is directly riveted radially outward by the outer end portion. . The quick-installing water storage pressure tank according to claim 1, wherein the barrel unit has a chamber, and the water storage pressure tank further comprises a diaphragm disposed inside the barrel unit and a The diaphragm is fixed to the fixing ring of the barrel unit, and the diaphragm divides the chamber into a water storage space and an inflation space, and the joint unit corresponds to the water storage space. The quick-installing water storage pressure tank according to Item 3 of the patent application scope further includes a lining bucket which is disposed inside the chamber and is open in one direction, and the water storage space is formed in the lining barrel and Between the diaphragms. The water storage pressure tank according to claim 4, wherein the barrel unit further has an inner circumferential surface, an outer circumferential surface opposite to the inner circumferential surface, and a through inner and outer circumferential surface The perforated end of the joint unit has a sleeve portion passing through the perforation and a flange portion extending radially outwardly at the end of the sleeve portion, the flange portion extending from the flange portion In the chamber, the joint unit further has a positioning ring interposed between the flange portion and the inner tub and a leakage preventing member that is tightly sandwiched between the positioning ring and the inner tub. The quick-installing water storage pressure tank according to claim 1, wherein the joint unit further has a set inside the joint and opposite to the end wall to abut on the side of the retaining ring. Leak proof gasket. The water storage pressure tank capable of being quickly installed according to claim 1 of the patent application, further comprising a gas valve unit installed in the barrel unit.