CN215172175U - Glass fiber reinforced plastic pressure container and water purifier - Google Patents

Abstract

The utility model belongs to the technical field of the water purification, especially, relate to a glass steel pressure vessel and water purifier. The glass fiber reinforced plastic pressure container comprises an inner container, a connector and a connecting assembly, wherein the inner container is provided with an opening end, a first connecting portion is arranged outside the opening end, the connector is provided with a first connecting end connected with the inner container, a second connecting portion is arranged outside the first connecting end, the second connecting portion is detachably connected with the first connecting portion through the connecting assembly, and therefore the connector is connected to the opening end. When needing to change the joint, it is fixed to remove the connection of coupling assembling to first connecting portion and second connecting portion, will treat the joint of changing and tear open from the open end of inner bag open, change again the new joint can, the dismouting operation of joint is gone on outside the inner bag, does not receive inner bag inner structure's influence, the maintenance and the change easy operation that connect, when the joint appears unusually, need not to change whole glass steel pressure vessel, the maintenance cost reduces, user experience promotes.

Description

Glass fiber reinforced plastic pressure container and water purifier

Technical Field

The utility model belongs to the technical field of the water purification, more specifically say, relate to a glass steel pressure vessel and water purifier.

Background

In recent years, the demand for quality of drinking water has been increasing, and home water purifiers are becoming more and more popular with consumers. In a general water purifier, during a water purification process, such as a water softening process, a water purification assembly is assembled by using a glass fiber reinforced plastic pressure vessel and other water purification members for purifying and holding water, and thus, an end opening of the pressure vessel is required for a water body to flow in or out, and thus, a certain requirement is imposed on the opening of the pressure vessel.

When the existing glass fiber reinforced plastic pressure container is manufactured, a joint such as a threaded joint for connecting a valve body is arranged at the inner end part of an inner container, and the built-in joint and the inner container are integrally welded by adopting processes such as blow molding or rotational molding. Like this, the joint is as inserts and inner bag integrated into one piece, and in the use, when the joint need be changed because of wearing and tearing or deformation, it is difficult to take out the joint from the inner bag and change, often need consider to change whole pressure vessel, and the product maintenance is inconvenient, and maintenance cost is higher.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a glass steel pressure vessel and water purifier to the joint integrated into one piece of solving glass steel pressure vessel among the prior art connects the technical problem that the degree of difficulty is big, with high costs to the joint change in the inside of inner bag.

In order to achieve the above object, the utility model adopts the following technical scheme: the utility model provides a glass steel pressure vessel, includes inner bag and joint, the inner bag has an open end at least, the outside of open end is provided with first connecting portion, the joint has the second link that is used for the first link of being connected with the inner bag and is used for being connected with exterior structure, the outside of first link is provided with the second connecting portion, glass steel pressure vessel still includes coupling assembling, the second connecting portion passes through coupling assembling and can dismantle with first connecting portion and be connected to with the articulate in the open end.

In some embodiments, the connecting assembly includes a flange and a locking member, the flange is sleeved outside the opening end, the flange has a supporting flange arranged parallel to the first connecting portion, the supporting flange abuts against a lower bottom of the first connecting portion away from the joint, and the connecting assembly is locked and connected with the first connecting portion, the second connecting portion and the supporting flange.

In some embodiments, the glass fiber reinforced plastic pressure vessel further includes a casing sleeved outside the inner container, the casing is located below the first connecting portion, and a portion of the flange plate sleeved with the inner container is at least partially sandwiched between the casing and the inner container.

In some embodiments, the locking element is a screw or a bolt, the first connecting portion, the second connecting portion and the support flange are provided with a connecting hole at a corresponding position, and the screw or the bolt is screwed in the connecting hole so as to fasten the first connecting portion, the second connecting portion and the support flange.

In some embodiments, the locking element is an annular snap ring having an upper retaining portion and a lower retaining portion disposed opposite to each other, and the upper retaining portion and the lower retaining portion cooperate to clamp the first connecting portion, the second connecting portion and the support flange.

In some embodiments, the connecting assembly further includes a pin, the first connecting portion, the second connecting portion and the supporting flange are provided with a pin hole at a corresponding position, and the pin is adapted to be inserted into the pin hole and located between the upper holding portion and the lower holding portion.

In some embodiments, the first connecting portion is an annular flange formed by folding and extending the end portion of the open end outwards along the radial direction of the inner container, the second connecting portion is an annular flange formed by folding and extending the end portion of the first connecting end outwards along the radial direction of the joint, and a sealing ring is arranged between the two annular flanges.

In some embodiments, the joint is a stainless steel joint or an injection molded joint.

In some embodiments, the fitting is a threaded fitting or a snap fitting.

The utility model provides an above-mentioned one or more technical scheme among the glass steel pressure vessel have one of following technological effect at least: by arranging the first connecting part outside the opening end of the inner container and correspondingly arranging the second connecting part outside the first connecting end connected with the inner container by the joint and connecting the first connecting part and the second connecting part by the connecting component, thereby connecting the joint to the opening end of the inner container, when the joint needs to be replaced, removing the connection and fixation of the first connecting part and the second connecting part by the connecting component, detaching the joint to be replaced from the opening end of the inner container, and replacing a new joint, wherein the dismounting operation of the joint is carried out outside the inner container without being influenced by the internal structure of the inner container, the maintenance and replacement operation of the joint are simple, when the joint is abnormal, the whole glass fiber reinforced plastic pressure container does not need to be replaced, and correspond the change connect can, can effectively reduce the use the utility model discloses a glass steel pressure vessel's water purifier's maintenance cost to improve the user and use experience.

The utility model discloses another technical scheme is: a water purifier comprises the glass fiber reinforced plastic pressure container.

The utility model provides a water purifier, through using foretell glass steel pressure vessel, it connects removable, and changes the operation and go on in the outside of inner bag, does not receive the influence of inner bag inner structure, connects to overhaul and maintain convenient operation, and connect appear correspond when unusual change connect can, need not to change whole glass steel pressure vessel, overhaul the maintenance cost reduction, user experience is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a schematic structural diagram of a glass fiber reinforced plastic pressure vessel according to a first embodiment of the present invention;

FIG. 2 is a cut-away view of the glass reinforced plastic pressure vessel shown in FIG. 1;

FIG. 3 is an enlarged view taken at A in FIG. 1;

FIG. 4 is a top view of the glass reinforced plastic pressure vessel shown in FIG. 1;

fig. 5 is a schematic structural diagram of a glass fiber reinforced plastic pressure vessel according to a second embodiment of the present invention;

FIG. 6 is a cut-away view of the glass reinforced plastic pressure vessel shown in FIG. 5;

FIG. 7 is an enlarged view at B of FIG. 5;

fig. 8 is a top view of the glass reinforced plastic pressure vessel shown in fig. 5.

Wherein, in the figures, the respective reference numerals:

10. an inner container; 11. an open end; 12. a first connection portion; 20. a joint; 21. a first connection end; 211. a second connecting portion; 212. a groove; 22. a second connection end; 23. a clamping groove; 30. a connecting assembly; 31. a flange plate; 311. a support flange; 32. a bolt; 33. connecting holes; 34. an annular snap ring; 341. a clamping part is arranged; 342. a lower retaining part; 35. a pin hole; 40. a housing; 50. and (5) sealing rings.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, it is right to combine figure 1 ~ 8 and embodiment below the utility model discloses further detailed description proceeds. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.

Reference throughout the specification to "one embodiment," "some embodiments," or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the invention. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," or the like, in various places throughout this specification are not necessarily all referring to the same embodiment, but rather "one or more but not all embodiments" unless specifically stated otherwise. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

The first embodiment is as follows:

as shown in fig. 1 to 4, the present embodiment provides a glass fiber reinforced plastic pressure vessel, which includes an inner container 10, a joint 20, and a connecting assembly 30 for locking and connecting the joint 20 and the inner container 10. The glass fiber reinforced plastic pressure container comprises a connector 20 and a group of connecting assemblies 30, wherein the connector 20 can be detachably connected to the open end 11 of the inner container 10 through the connecting assemblies 30; or, the two opposite ends of the inner container 10 are both provided with openings and form two open ends 11, the glass fiber reinforced plastic pressure container comprises two joints 20 and two groups of connecting assemblies 30, and the two joints 20 are detachably connected to the two open ends 11 through the two groups of connecting assemblies 30 respectively.

Further, in this embodiment, a first connection portion 12 is disposed outside the opening end 11 of the inner container 10, the connector 20 has a first connection end 21 and a second connection end 22 that are disposed opposite to each other, where the first connection end 21 is used for being connected with the inner container 10, the second connection end 22 is used for being connected with an external structure, such as a valve body, after the glass fiber reinforced plastic pressure container of this embodiment is manufactured and molded, a second connection portion 211 is disposed outside the first connection end 21, the glass fiber reinforced plastic pressure container further includes a connection assembly 30, and the connection assembly 30 is used for connecting the first connection portion 12 and the second connection portion 211 in a locking manner, so that the first connection end 21 of the connector 20 is connected with the opening end 11 of the inner container 10, and the detachable connection of the connector 20 and the inner container 10 is achieved.

The glass fiber reinforced plastic pressure container of the embodiment of the utility model is characterized in that a first connecting part 12 is arranged outside the opening end 11 of the inner container 10, correspondingly, a second connecting part 211 is arranged outside a first connecting end 21, which is connected with the inner container 10, of the joint 20, and the first connecting part 12 and the second connecting part 211 are connected through the connecting component 30, so that the joint 20 is connected to the opening end 11 of the inner container 10, when the joint 20 needs to be replaced, the connecting component 30 is released from fixing the first connecting part 12 and the second connecting part 211, the joint 20 to be replaced is detached from the opening end 11 of the inner container 10, then a new joint 20 is replaced, the detaching operation of the joint 20 is carried out outside the inner container 10, the influence of the inner structure of the inner container 10 is avoided, the maintenance and replacing operation of the joint 20 are simple, when the joint 20 is abnormal, the whole glass fiber reinforced plastic pressure container does not need to be replaced, and the joint 20 can be replaced correspondingly, can effectively reduce the use the utility model discloses a glass steel pressure vessel's water purifier's maintenance cost to improve the user and use experience.

In addition, the opening size of the inner container 10 may not be affected by the joint 20, and after the opening size of the inner container 10 is determined as required during design, the joint 20 with the opening size matched with the opening size of the inner container 10 may be correspondingly manufactured, and the arrangement of the opening of the glass fiber reinforced plastic pressure container in the embodiment is not affected by the joint 20, so that the inner container 10 can be fully opened.

In this embodiment, the joint 20 may be a snap joint 20 having a snap groove 23 at the second connection end 22, as shown in fig. 2 and 3, the joint 20 is snap-connected with an external valve body, etc.; alternatively, the coupling 20 may be a threaded coupling 20 (not shown) having internal threads at the second connection end 22. Of course, in some other embodiments, the connector 20 may be a connector 20 with other structures, as long as it is connected to the inner container 10 and can be used for connecting with an external valve body or other structures.

Further, the joint 20 may be an injection molded joint 20 or a stainless steel joint 20, and may be selected according to other actual design requirements such as strength requirements of connection.

In this embodiment, as shown in fig. 2 and 3, the first connection portion 12 disposed outside the inner container 10 is an annular flange formed by folding and extending the end portion of the open end 11 outward in the radial direction of the inner container 10, and the second connection portion 211 disposed outside the joint 20 is an annular flange formed by folding and extending the end portion of the first connection end 21 outward in the radial direction of the joint 20. In this way, the first connecting portion 12 can be formed by integral molding when the inner container 10 is processed, the second connecting portion 211 can be formed by integral molding when the joint 20 is processed, and the processing techniques of the inner container 10 and the joint 20 are not affected by the arrangement of the first connecting portion 12 and the second connecting portion 211. In addition, there is no need to provide other connecting structures between the first connecting portion 12 and the inner container 10 and between the second connecting portion 211 and the joint 20, so that the connection between the joint 20 and the inner container 10 is more stable and reliable.

Further, as shown in fig. 2 and 3, a sealing ring 50 is disposed between the two annular flanges, that is, a sealing ring 50 is disposed between the first connecting portion 12 and the second connecting portion 211 for sealing a connection gap between the first connecting portion 12 and the second connecting portion 211, so as to prevent water in the inner container 10 from leaking through the connection gap between the first connecting portion 12 and the second connecting portion 211 when in use.

Specifically, in the present embodiment, as shown in fig. 2 and 3, a groove 212 is recessed at a position of the first connecting portion 12 close to the inner wall surface of the inner container 10, a part of the sealing ring 50 is embedded in the groove 212, and another part is located outside the groove 212, and when the first connecting portion 12 is connected to the second connecting portion 211, the sealing ring 50 elastically abuts against the second connecting portion 211, that is, the sealing ring 50 is disposed close to the inner wall surfaces of the inner container 10 and the joint 20, so that the sealing is more reliable. Of course, in other embodiments, the groove 212 may be disposed at a position where the second connection portion 211 is close to the joint 20, or a plurality of grooves 212 may be disposed on the first connection portion 12 and the second connection portion 211, and the sealing ring 50 is respectively embedded in each groove 212 to form a plurality of seals, thereby further improving the sealing effect.

In this embodiment, as shown in fig. 2 and fig. 3, the connecting assembly 30 includes a flange 31 and a locking member (a structure shown as reference numeral 32 in fig. 3), the flange 31 is sleeved outside the open end 11, the flange 31 has a supporting flange 311 disposed parallel to the first connecting portion 12, the supporting flange 311 abuts against a lower bottom of the first connecting portion 12 away from the joint 20, and the connecting assembly 30 is locked to connect the first connecting portion 12, the second connecting portion 211 and the supporting flange 311. When the connector 20 is connected to the inner container 10, the first connection portion 12 (i.e., the annular flange at the port of the opening end 11) of the inner container 10 is aligned with the second connection portion 211 (i.e., the annular flange at the port of the first connection end 21) of the connector 20 up and down, and then the first connection portion 12, the second connection portion 211 and the support flange 311 are connected in a locking manner by using the locking member, so that the support flange 311 is arranged to increase the structural strength at the connection position, thereby improving the reliability and stability of connection.

Further, as shown in fig. 2 and 3, the glass fiber reinforced plastic pressure vessel further includes a housing 40, the housing 40 is disposed below the first connecting portion 12 away from the joint 20, and a portion of the flange 31 that is in sleeve connection with the inner container 10 is at least partially interposed between the housing 40 and the inner container 10. Specifically, shell 40 is the glass fiber shell 40 through the outer wall winding glass fiber formation at inner bag 10, inner bag 10 has stronger compressive capacity after the glass fiber winding, improve glass steel pressure vessel's compressive property, shell 40 cooperates a part of centre gripping flange 31 with inner bag 10 simultaneously, ensure flange 31 stable connection in inner bag 10, inner bag 10's open end 11 again, because setting up of first connecting portion 12 makes it unable to be covered by shell 40, the setting of flange 31, can compensate the influence that shell 40 lacked and bring, improve the intensity of the 11 departments of open end of inner bag 10.

Furthermore, in the embodiment, as shown in fig. 2 and fig. 3, the locking element is specifically a screw or a bolt 32, a connection hole 33 is formed at a position corresponding to the first connection portion 12, the second connection portion 211 and the support flange 311, and the screw or the bolt 32 is screwed in the connection hole 33, so as to fasten and connect the first connection portion 12, the second connection portion 211 and the support flange 311.

Specifically, a plurality of connection holes 33 are formed in the first connection portion 12 at intervals along the circumferential direction of the liner 10, and correspondingly, a plurality of connection holes 33 are also formed in the second connection portion 211 and the support flange 311, and the first connection portion 12, the second connection portion 211 and the support flange 311 are simultaneously connected by using a plurality of screws or bolts 32, as shown in fig. 3 and 4, thereby ensuring the connection stability and reliability of the joint 20 and the liner 10.

Example two:

as shown in fig. 5 to 8, the difference between the first embodiment and the second embodiment is the structure of the locking element.

In the present embodiment, as shown in fig. 5, the locking member is an annular snap ring 34, the annular snap ring 34 is a high-strength metal snap ring, and the annular snap ring 34 clamps the first connecting portion 12, the second connecting portion 211 and the support flange 311, so that the joint 20 is connected to the open end 11 of the inner container 10.

Specifically, as shown in fig. 6 and 7, the annular snap ring 34 has an upper retaining portion 341 and a lower retaining portion 342 which are oppositely disposed, and the upper retaining portion 341 and the lower retaining portion 342 are engaged to clamp the first connecting portion 12, the second connecting portion 211, and the support flange 311. When the connector 20 is connected with the liner 10, the second connecting part 211 of the connector 20 is aligned with the first connecting part 12 of the liner 10, and the annular snap ring 34 is used for clamping the first connecting part, the second connecting part 211 and the support flange 311.

Further, in this embodiment, as shown in fig. 6 and 7, the connecting assembly 30 of this embodiment may further include a pin (not shown), a pin hole 35 is formed in a position corresponding to the first connecting portion 12 and the second connecting portion 211, and the pin is adapted to be inserted into the pin hole 35. Thus, on the basis of the annular snap ring 34, the pins are arranged to further position and connect the first connecting part 12, the second connecting part 211 and the support flange 311, so that the first connecting part 12 and the second connecting part 211 are prevented from rotating relatively, and the connection stability of the first connecting part and the second connecting part is prevented from being influenced.

In the embodiment, as shown in fig. 8, the pin is located between the upper holding portion 341 and the lower holding portion 342, that is, the pin is covered by the upper holding portion 341 and the lower holding portion 342 of the annular snap ring 34, and the annular snap ring 34 is equivalent to a sealing structure, and is better matched with the sealing ring 50 to prevent water leakage.

Example three:

this embodiment provides a water purifier (not shown) including the glass fiber reinforced plastic pressure vessel in the first embodiment or the second embodiment.

The water purifier of this embodiment, through using the glass steel pressure vessel of above-mentioned embodiment, it connects removable, and change the operation and go on in the outside of inner bag, do not receive the influence of inner bag inner structure, connect to overhaul and maintain convenient operation, and connect appear correspond when unusual change connect can, need not to change whole glass steel pressure vessel, make things convenient for in glass steel pressure vessel and the water purifier other structures like the dismouting of water distribution structure, soft water structure etc. overhaul the maintenance cost and reduce, user experience is better.

In addition, since the water purifier of the present embodiment employs the glass fiber reinforced plastic pressure container of the above embodiment, all the beneficial effects of the above embodiment are also provided, and no further description is provided herein.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The glass fiber reinforced plastic pressure container is characterized in that the inner container is at least provided with an open end, a first connecting part is arranged outside the open end, the joint is provided with a first connecting end used for being connected with the inner container and a second connecting end used for being connected with an external structure, a second connecting part is arranged outside the first connecting end, the glass fiber reinforced plastic pressure container further comprises a connecting assembly, and the second connecting part is detachably connected with the first connecting part through the connecting assembly, so that the joint is connected to the open end.

2. The GRP pressure vessel of claim 1, wherein the connection assembly comprises a flange and a locking member, the flange is sleeved outside the open end and has a support flange parallel to the first connection portion, the support flange abuts against a lower bottom of the first connection portion away from the joint, and the connection assembly is locked to connect the first connection portion, the second connection portion and the support flange.

3. The glass fiber reinforced plastic pressure vessel of claim 2, further comprising a housing sleeved outside the inner container, wherein the housing is located below the first connection portion, and at least a portion of a sleeved portion of the flange and the inner container is clamped between the housing and the inner container.

4. The glass fiber reinforced plastic pressure vessel of claim 3, wherein the locking element is a screw or a bolt, and a connecting hole is formed at a position corresponding to the first connecting portion, the second connecting portion and the support flange, and the screw or the bolt is screwed into the connecting hole to tightly connect the first connecting portion, the second connecting portion and the support flange.

5. The FRP pressure vessel of claim 3, wherein the locking element is an annular snap ring having an upper retaining portion and a lower retaining portion disposed opposite each other, the upper retaining portion and the lower retaining portion cooperatively clamping the first connecting portion, the second connecting portion, and the support flange.

6. The GRP pressure vessel of claim 5, wherein the connection assembly further comprises a pin, the first connection portion, the second connection portion and the support flange are provided with pin holes at corresponding positions, and the pin is adapted to be inserted into the pin holes and is located between the upper clamping portion and the lower clamping portion.

7. The processing method of the glass fiber reinforced plastic pressure vessel according to any one of claims 1 to 6, wherein the first connecting portion is an annular flange formed by folding and extending the end portion of the open end outward in the radial direction of the inner container, the second connecting portion is an annular flange formed by folding and extending the end portion of the first connecting end outward in the radial direction of the joint, and a sealing ring is disposed between the two annular flanges.

8. A glass reinforced plastic pressure vessel according to any one of claims 1 to 6, wherein the joint is a stainless steel joint or an injection moulded joint.

9. A glass reinforced plastic pressure vessel according to any one of claims 1 to 6, wherein the joint is a threaded joint or a bayonet joint.

10. A water purifier comprising the glass fiber reinforced plastic pressure vessel according to any one of claims 1 to 9.

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