PPH integral winding storage tank

By designing an annular protective sleeve and positioning mechanism in the PPH winding storage tank, the problem of stress expansion and contraction at the waist of the storage tank is solved, reducing the risk of leakage and improving the service life.

CN222794283UActive Publication Date: 2025-04-25HEBEI ZHONGFU FRP CO LTD
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Patent Information

Application Number
CN202420760005.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-13
Publication Date
2025-04-25
Estimated Expiration
2034-04-13

AI Technical Summary

Technical Problem

During use, the waist of the existing PPH winding storage tank is often in a telescopic and stressed state, resulting in an increased risk of leakage.

Method used

A PPH integral wound storage tank including an annular protective sleeve is designed, and the waist of the storage tank is radially protected by an annular protective sleeve, and the stable installation and positioning of the annular protective sleeve is achieved through the plug groove, the plug rod and the positioning mechanism.

Benefits of technology

It effectively avoids stress expansion and contraction of the waist of the tank, reduces the risk of leakage, and improves the service life of the tank.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model belongs to the technical field of winding storage tanks, and particularly relates to a PPH integral winding storage tank which comprises a storage tank body, a protection structure of a cage frame structure is arranged on the outer portion of the storage tank body from top to bottom, the protection structure at least comprises an annular protection sleeve, and the annular protection sleeve is used for conducting radial protection on the waist portion of the storage tank body. The annular protective sleeve comprises a first semi-ring seat and a second semi-ring seat which are spliced into an annular structure, first inserting grooves are formed in the two ends of the first semi-ring seat, second inserting grooves are formed in the two ends of the second semi-ring seat, and the two first inserting grooves are detachably installed in the corresponding second inserting grooves respectively; according to the storage tank, the annular protective sleeve is additionally arranged and covers the waist part of the outer part of the storage tank body, so that the waist part of the storage tank body is prevented from being expanded and shrunk due to stress through the annular protective sleeve.
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Description

Technical Field

[0001] The utility model belongs to the technical field of winding storage tanks, and in particular relates to a PPH integrally wound storage tank. Background Art

[0002] The structure of the wound storage tank is mainly composed of a shell and a liner. The wound storage tank formed by overall winding of PPH material is an integral pressure vessel made of a new type of composite material with a polyethylene liner and a glass fiber cloth covered on the outside.

[0003] Existing PPH wrapped storage tanks include two structures: vertical and horizontal. When the vertical PPH wrapped storage tank is in use, the medium therein will compress the waist of the storage tank under the action of pressure, so that the waist of the storage tank is always in an outward force state. When the medium in the storage tank is discharged, the waist of the storage tank is reset, and the medium enters again to repeat the above steps, so that the waist of the storage tank is often in a telescopic force state, resulting in the risk of leakage of the storage tank. Summary of the invention

[0004] The purpose of the utility model is to provide a PPH integrally wound storage tank to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a PPH integrally wrapped storage tank, comprising: a tank body, the outside of which is provided with a cage structure protection structure from top to bottom, the protection structure comprising at least one annular protective sleeve, and the annular protective sleeve is used to radially protect the waist of the tank body.

[0006] Preferably, the annular protective sleeve includes a first half ring seat and a second half ring seat spliced ​​into an annular structure, both ends of the first half ring seat are provided with a first plug-in groove, both ends of the second half ring seat are provided with a second plug-in groove, and the two first plug-in grooves can be removably installed in the corresponding second plug-in grooves.

[0007] Preferably, a plug hole is provided in the first plug slot, a plug rod which can be inserted into the plug hole is provided in the second plug slot, a card block is provided on the outside of the top end of the plug rod, and a card slot for accommodating the card block is provided in the inner wall of the plug hole.

[0008] Preferably, a positioning mechanism for positioning the first half ring seat and the second half ring seat is also installed on the tank body.

[0009] Preferably, the positioning mechanism includes a mounting ring seat and a plurality of guide rods distributed on the mounting ring seat in a circular array, the mounting ring seat is mounted on the outer wall of the tank body, the plurality of guide rods are longitudinally arranged on the outside of the tank body, the first half ring seat and the second half ring seat are each provided with a plurality of through holes that can be sleeved on the corresponding guide rods, the first half ring seat and the second half ring seat are each provided with a locking mechanism, and the locking mechanism is used to lock the first half ring seat and the second half ring seat on the guide rod.

[0010] Preferably, the locking mechanism includes a fastening bolt, and the first half ring seat and the second half ring seat are both provided with threaded holes extending into the through hole, the fastening bolt is threadedly installed in the threaded hole, and one end of the fastening bolt abuts against the guide rod.

[0011] Preferably, a plurality of mounting holes are provided on the top of the mounting ring seat in a circular array, and one end of a plurality of the guide rods are respectively inserted into the corresponding mounting holes.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] (1) The utility model adds an annular protective sleeve, which covers the waist of the storage tank body, thereby preventing the waist of the storage tank body from being expanded or contracted due to force.

[0014] (2) The utility model adds a first inserting groove and a second inserting groove, which facilitate the annular protective sleeve to be detachably installed on the outside of the storage tank body.

[0015] (3) The utility model provides a plug-in rod and a plug-in hole that cooperate with each other. When the plug-in rod is plugged into the plug-in hole, the stability of the splicing of the first half ring seat and the second half ring seat can be improved.

[0016] (4) The utility model has an additional positioning mechanism, through which the annular protective sleeve can be positioned at the waist of the storage tank body to prevent the annular protective sleeve from being separated from the waist of the storage tank body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a front view of the utility model;

[0018] Figure 2 It is a cross-sectional view of the utility model;

[0019] Figure 3 It is a top view of the annular protective sleeve of the utility model;

[0020] Figure 4 It is a schematic diagram of the matching of the plug-in rod and the plug-in hole of the utility model;

[0021] In the figure: 1, storage tank body; 2, first plug-in slot; 3, guide rod; 4, fastening bolt; 5, first half ring seat; 6, second plug-in slot; 7, second half ring seat; 8, mounting ring seat; 9, mounting hole; 10, through hole; 11, threaded hole; 12, plug-in hole; 13, plug-in rod; 14, slot; 15, block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] refer to Figure 1-2 As shown, the utility model provides a PPH integrally wrapped storage tank, comprising: a storage tank body 1, the outside of the storage tank body 1 is provided with a cage structure protection structure from top to bottom, the protection structure includes at least one annular protective sleeve, and the annular protective sleeve is used to radially protect the waist of the storage tank body 1.

[0024] Combination Figure 3-4 As shown, the annular protective sleeve includes a first half ring seat 5 and a second half ring seat 7 which are spliced ​​into an annular structure. Both ends of the first half ring seat 5 are provided with first plug-in grooves 2, and both ends of the second half ring seat 7 are provided with second plug-in grooves 6. The two first plug-in grooves 2 can be detachably installed in the corresponding second plug-in grooves 6 respectively.

[0025] As mentioned above, when using the storage tank body 1 and the protective structure provided by the utility model, the protective structure includes at least one annular protective sleeve, and three of them are provided in the figure. The annular protective sleeve can be spliced ​​on the outside of the storage tank body 1 through the first plug-in groove 2 and the second plug-in groove 6, which is convenient for disassembly and assembly of the annular protective sleeve. At the same time, the first half ring seat 5 and the second half ring seat 7 spliced ​​into an annular structure prevent the waist of the storage tank body 1 from expanding outward, thereby improving the service life of the storage tank body 1.

[0026] Further, in order to prevent the first half ring seat 5 from separating from the second half ring seat 7, refer to Figure 4 As shown, a plug hole 12 is provided in the first plug slot 2, a plug rod 13 which can be inserted into the plug hole 12 is provided in the second plug slot 6, a clamping block 15 is provided on the outside of the top of the plug rod 13, and a clamping groove 14 for accommodating the clamping block 15 is provided in the inner wall of the plug hole 12. When the first half ring seat 5 and the second half ring seat 7 are spliced ​​between the first plug slot 2 and the second plug slot 6 through the plug hole 12 and the plug rod 13, the clamping groove 14 and the clamping block 15 prevent the plug rod 13 from being separated from the plug hole 12, thereby preventing the first half ring seat 5 from being separated from the second half ring seat 7.

[0027] In the present utility model, combined with Figure 1-3 As shown, a positioning mechanism for positioning the first half ring seat 5 and the second half ring seat 7 is also installed on the tank body 1 of this embodiment.

[0028] Combination Figure 1-2 As shown, the positioning mechanism includes a mounting ring seat 8 and a plurality of guide rods 3 distributed in a ring array on the mounting ring seat 8, the mounting ring seat 8 is mounted on the outer wall of the tank body 1, the plurality of guide rods 3 are longitudinally arranged on the outside of the tank body 1, the first half ring seat 5 and the second half ring seat 7 are each provided with a plurality of through holes 10 that can be sleeved on the corresponding guide rods 3, the first half ring seat 5 and the second half ring seat 7 are each provided with a locking mechanism, the locking mechanism is used to lock the first half ring seat 5 and the second half ring seat 7 to be mounted on the guide rod 3.

[0029] As mentioned above, when using the positioning mechanism provided by the utility model, multiple guide rods 3 in the positioning mechanism provide installation positions on the tank body 1 through the installation ring seat 8, and the first half ring seat 5 and the second half ring seat 7 are guided by the multiple guide rods 3. When the first half ring seat 5 and the second half ring seat 7 are moved to a predetermined position on the tank body 1, the first half ring seat 5 and the second half ring seat 7 are locked and installed on the guide rods 3 through the locking mechanism to prevent the first half ring seat 5 and the second half ring seat 7 from displacement.

[0030] Further, in order to prevent the annular protective sleeve from being displaced on the guide rod 3, refer to Figure 1-2 As shown, the locking mechanism includes a fastening bolt 4, and a threaded hole 11 extending into the through hole 10 is provided on the first half ring seat 5 and the second half ring seat 7. The fastening bolt 4 is threadedly installed in the threaded hole 11, and one end of the fastening bolt 4 abuts against the guide rod 3. When the spliced ​​first half ring seat 5 and the second half ring seat 7 are respectively sleeved on the corresponding guide rod 3 through the through hole 10, the spliced ​​first half ring seat 5 and the second half ring seat 7 can be raised and lowered on the outer wall of the storage tank body 1. When the predetermined position is reached, the fastening bolt 4 is tightened so that the fastening bolt 4 abuts against the guide rod 3. At this time, the first half ring seat 5 and the second half ring seat 7 cannot be raised or lowered on the guide rod 3, so that the first half ring seat 5 and the second half ring seat 7 are always kept in place.

[0031] Further, in order to facilitate the detachable installation of the guide rod 3 on the mounting ring seat 8, refer to Figure 2 As shown, the top of the mounting ring seat 8 is provided with a plurality of mounting holes 9 in an annular array, and one end of the plurality of guide rods 3 is respectively inserted into the corresponding mounting holes 9. The plurality of mounting holes 9 facilitates the plurality of guide rods 3 to be longitudinally inserted into the mounting ring seat 8, thereby providing a guide position for the annular protective sleeve.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A PPH integrally wound storage tank, characterized in that: include: A storage tank body (1), wherein a cage-structured protective structure is provided on the outside of the storage tank body (1) from top to bottom, wherein the protective structure comprises at least one annular protective sleeve, and the annular protective sleeve is used to radially protect the waist of the storage tank body (1).

2. A PPH integrally wound storage tank according to claim 1, characterized in that: The annular protective sleeve comprises a first half annular seat (5) and a second half annular seat (7) which are spliced ​​into an annular structure, the first half annular seat (5) is provided with a first plug-in slot (2) at both ends, the second half annular seat (7) is provided with a second plug-in slot (6) at both ends, and the two first plug-in slots (2) are respectively detachably mounted in the corresponding second plug-in slots (6).

3. A PPH integrally wound storage tank according to claim 2, characterized in that: The first plug-in slot (2) is provided with a plug-in hole (12), the second plug-in slot (6) is provided with a plug-in rod (13) which can be inserted into the plug-in hole (12), a clamping block (15) is provided on the outside of the top end of the plug-in rod (13), and a clamping slot (14) for accommodating the clamping block (15) is provided in the inner wall of the plug-in hole (12).

4. A PPH integrally wound storage tank according to claim 2, characterized in that: The storage tank body (1) is also provided with a positioning mechanism for positioning the first half ring seat (5) and the second half ring seat (7).

5. A PPH integrally wound storage tank according to claim 4, characterized in that: The positioning mechanism comprises a mounting ring seat (8) and a plurality of guide rods (3) distributed in a ring array on the mounting ring seat (8); the mounting ring seat (8) is mounted on the outer wall of the storage tank body (1); the plurality of guide rods (3) are longitudinally arranged outside the storage tank body (1); the first half ring seat (5) and the second half ring seat (7) are each provided with a plurality of through holes (10) which can be sleeved on the corresponding guide rods (3); the first half ring seat (5) and the second half ring seat (7) are each provided with a locking mechanism, the locking mechanism being used to lock the first half ring seat (5) and the second half ring seat (7) on the guide rods (3).

6. A PPH integrally wound storage tank according to claim 5, characterized in that: The locking mechanism comprises a fastening bolt (4); the first half ring seat (5) and the second half ring seat (7) are both provided with a threaded hole (11) extending into the through hole (10); the fastening bolt (4) is threadedly installed in the threaded hole (11), and one end of the fastening bolt (4) abuts against the guide rod (3).

7. A PPH integrally wound storage tank according to claim 5, characterized in that: A plurality of mounting holes (9) are provided on the top of the mounting ring seat (8) in a circular array, and one end of each of the plurality of guide rods (3) is respectively inserted into a corresponding mounting hole (9).