Large-caliber liquid passing device for barrel-shaped filter

Abstract

The utility model provides a large-caliber liquid passing device for a barrel-shaped filter, which comprises a barrel-shaped barrel body, a through hole and a large-caliber flange, the barrel body is used for the barrel-shaped filter, the through hole is arranged on the outer surface of the barrel body, the large-caliber flange is arranged on the outer surface of the barrel body and communicated with the through hole, and the large-caliber flange is arranged on the outer surface of the barrel body and communicated with the through hole. The large-diameter flange is used for being connected with an external liquid inlet pipeline or an external liquid outlet pipeline so that a solution can enter the barrel body or be discharged out of the barrel body, and the convenient connecting piece is arranged among the large-diameter flange, the barrel body and the through hole; when the large-diameter flange is arranged on the outer surface of the barrel body and communicates with the through hole, the large-diameter flange does not need to be welded to the outer surface of the barrel body and is located outside the through hole, labor intensity is low, and operation is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid-passing devices for drum-shaped filters, in particular to a large-diameter liquid-passing device for drum-shaped filters. Background Art

[0002] The barrel filter is a filter with a barrel-shaped body. It is a device used in many industries to filter impurities in solutions. Different filter screens need to be used according to different requirements of the solution to meet the filtering requirements.

[0003] Existing large-diameter liquid-passing devices for cylindrical filters are as follows: Figure 1 As shown, the large-diameter liquid-passing device includes a barrel body 1' in a cylindrical shape, and the barrel body 1' is used for a barrel-shaped filter; a through hole 2', and the through hole 2' is opened on the outer surface of the barrel body 1'; a large-diameter flange 3', and the large-diameter flange 3' is arranged on the outer surface of the barrel body 1' and is connected to the through hole 2'. The large-diameter flange 3' is used to connect with an external liquid inlet pipe or liquid outlet pipe to allow the solution to enter the barrel body 1' or be discharged from the barrel body 1'.

[0004] Although the above products can solve the corresponding technical problems, they still have certain defects objectively:

[0005] When the large-diameter flange 3' is disposed on the outer surface of the barrel body 1' and connected to the through hole 2', the large-diameter flange 3' needs to be welded to the outer surface of the barrel body 1' and located outside the through hole 2', which is labor-intensive and inconvenient to operate. Utility Model Content

[0006] The utility model aims to provide a large-diameter liquid-passing device for a drum-shaped filter in view of the defects and shortcomings of the prior art.

[0007] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0008] A large-caliber liquid-passing device for a drum-shaped filter, comprising a drum-shaped barrel body, wherein the barrel body is used for the drum-shaped filter;

[0009] A through hole, the through hole being opened on the outer surface of the barrel;

[0010] A large-diameter flange is disposed on the outer surface of the barrel body and is connected to the through hole. The large-diameter flange is used to connect to an external liquid inlet pipe or liquid outlet pipe to allow the solution to enter the barrel body or be discharged from the barrel body.

[0011] It also includes a connecting piece, which is arranged between the large-diameter flange, the barrel body, and the through hole;

[0012] The connecting piece includes a connecting pipe, which is arranged on the barrel body and located in the through hole, one end of which extends out of the barrel body and is threadedly connected to the large-diameter flange, and the other end of which extends into the barrel body;

[0013] A matching ring seat is arranged outside the other end of the connecting pipe and located in the barrel body, and the matching ring seat is used to match with the inner surface of the barrel body.

[0014] A further improvement is that a sealing device is provided between the matching ring seat and the inner surface of the barrel body to improve the sealing performance between the matching ring seat and the inner surface of the barrel body.

[0015] A further improvement is that: the sealing device is a sealing ring.

[0016] A further improvement is that a connecting layer is provided between one end of the connecting pipe and the large-diameter flange to improve the firmness and sealing between the one end of the connecting pipe and the large-diameter flange.

[0017] A further improvement is that: an external thread is arranged on the outside of one end of the connecting pipe, and an internal thread matching with the external thread is arranged on the large-diameter flange.

[0018] A further improvement is that a connecting ring seat is arranged outside one end of the connecting pipe and between the large-diameter flange and the barrel body, one end of the connecting ring seat is used to cooperate with the large-diameter flange, and the other end of the connecting ring seat is used to cooperate with the barrel body.

[0019] A further improvement is that a first reinforcement layer for improving the firmness between the connecting ring seat and the large-diameter flange is provided between the connecting ring seat and the large-diameter flange, and / or a second reinforcement layer for improving the firmness between the connecting ring seat and the barrel body is provided between the connecting ring seat and the barrel body.

[0020] After adopting the above technical scheme, the beneficial effects of the utility model are as follows: when the large-diameter flange is arranged on the outer surface of the barrel body and is connected to the through hole, there is no need to weld the large-diameter flange to the outer surface of the barrel body and be located outside the through hole; the connecting pipe is arranged on the barrel body and is located in the through hole, one end of the connecting pipe extends outside the barrel body and is threadedly connected to the large-diameter flange, the other end of the connecting pipe extends into the barrel body, the matching ring seat is arranged outside the other end of the connecting pipe and is located in the barrel body, the matching ring seat is used to cooperate with the inner surface of the barrel body, the labor intensity is small and the operation is convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0022] Figure 1 It is a structural schematic diagram of an existing large-diameter liquid-passing device for a drum-shaped filter;

[0023] Figure 2 It is a structural schematic diagram of the utility model;

[0024] Figure 3 It is a cross-sectional view of the utility model;

[0025] Figure 4 It corresponds to Figure 3 Enlarged view of part A.

[0026] Explanation of the accompanying drawings: barrel body 1', through hole 2', large-diameter flange 3', barrel body 1, through hole 2, large-diameter flange 3, connecting pipe 4, matching ring seat 5, sealing device 6, connecting layer 7, external thread 8, internal thread 9, connecting ring seat 10, first reinforcement layer 11, second reinforcement layer 12. DETAILED DESCRIPTION

[0027] The utility model is now further described in conjunction with the accompanying drawings and specific embodiments.

[0028] See also Figures 2 to 4 As shown, the technical solution adopted in this specific implementation is:

[0029] A large-caliber liquid-passing device for a drum-shaped filter comprises a drum body 1 in a drum shape, wherein the drum body 2 is used for the drum-shaped filter;

[0030] A through hole 2, which is formed on the outer surface of the barrel body 1;

[0031] The large-diameter flange 3 is arranged on the outer surface of the barrel body 1 and is connected to the through hole 2. The large-diameter flange 3 is used to connect with an external liquid inlet pipe or liquid outlet pipe so that the solution enters the barrel body 1 or is discharged from the barrel body 1.

[0032] It also includes a connecting piece, which is arranged between the large-diameter flange 3, the barrel body 1, and the through hole 2;

[0033] The connecting piece includes a connecting pipe 4, which is arranged on the barrel body 1 and located in the through hole 2, one end of the connecting pipe 4 extends to the outside of the barrel body 1 and is threadedly connected to the large-diameter flange 3, and the other end of the connecting pipe 4 extends into the barrel body 1;

[0034] The connecting pipe 4 is fitted with the barrel body 1, and an auxiliary layer is provided between the connecting pipe 4 and the barrel body 1 to improve the stability of the connecting pipe 4 on the barrel body 1 and improve the sealing between the connecting pipe 4 and the barrel body 1;

[0035] The matching ring seat 5 is fixed or threadedly arranged on the outside of the other end of the connecting pipe 4 and is located in the barrel body 1. The matching ring seat 5 is used to match with the inner surface of the barrel body 1. The matching ring seat 5 is used to fit or abut against the inner surface of the barrel body 1 or other matching forms.

[0036] A sealing device 6 is provided between the matching ring seat 5 and the inner surface of the barrel body 1 to improve the sealing performance between the matching ring seat 5 and the inner surface of the barrel body 1 . The sealing device 6 is a sealing ring.

[0037] A connection layer 7 is provided between one end of the connection pipe 4 and the large-diameter flange 3 to improve the firmness and sealing between one end of the connection pipe 4 and the large-diameter flange 3. The connection layer 7 is a waterproof adhesive layer or a welding layer or other.

[0038] An external thread 8 is provided on the outside of one end of the connecting pipe 4 , and an internal thread 9 matching with the external thread 8 is provided on the large-diameter flange 3 .

[0039] A connecting ring seat 10 is provided outside one end of the connecting pipe 4 and between the large-diameter flange 3 and the barrel body 1. One end of the connecting ring seat 10 is used to cooperate with the large-diameter flange 3, and the other end of the connecting ring seat 10 is used to cooperate with the barrel body 1; one end of the connecting ring seat 10 is used to fit or abut against the large-diameter flange 3 or other matching forms, and the other end of the connecting ring seat 10 is used to fit or abut against the barrel body 1 or other matching forms.

[0040] A first reinforcement layer 11 is provided between the connecting ring seat 10 and the large-diameter flange 3 to improve the firmness between the connecting ring seat 10 and the large-diameter flange 3, and a second reinforcement layer 12 is provided between the connecting ring seat 10 and the barrel body 1 to improve the firmness between the connecting ring seat 10 and the barrel body 1; the first reinforcement layer 11 is a waterproof adhesive layer or a welding layer or other, and the second reinforcement layer 12 is a waterproof adhesive layer or a welding layer or other.

[0041] The material of the connecting pipe 4 can be PP material or others, the material of the matching ring seat 5 can be PP material or others, and the material of the connecting ring seat 10 can be PP material or others.

[0042] The working principle of the utility model is as follows: when the large-diameter flange 3 is arranged on the outer surface of the barrel body 1 and is connected with the through hole 2, there is no need to weld the large-diameter flange 3 to the outer surface of the barrel body 1 and to be located outside the through hole 2; the connecting pipe 4 is arranged on the barrel body 1 and is located in the through hole 2, one end of the connecting pipe 4 extends to the outside of the barrel body 1 and is threadedly connected with the large-diameter flange 3, the other end of the connecting pipe 4 extends to the inside of the barrel body 1, the matching ring seat 5 is arranged outside the other end of the connecting pipe 4 and is located in the barrel body 1, the matching ring seat 5 is used to match with the inner surface of the barrel body 1, the labor intensity is small and the operation is convenient.

[0043] The contents not described in detail in the utility model specification belong to the prior art known to those skilled in the art. The utility model is to protect the structure of the product, and the model of each component is not the content of the utility model protection, which is also the prior art known to those skilled in the art. Any component on the market that can achieve the above functions of the utility model can be selected and applied.

[0044] The basic principles, main features and advantages of the utility model are shown and described above. Those skilled in the art should understand that the utility model is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which shall fall within the scope of the utility model to be protected. The scope of protection of the utility model shall be defined by the attached claims and their equivalents.

Claims

1. A large-caliber liquid-passing device for a cylindrical filter, comprising a cylindrical barrel body, wherein the barrel body is used for the cylindrical filter; A through hole, the through hole being opened on the outer surface of the barrel; A large-diameter flange is disposed on the outer surface of the barrel body and is connected to the through hole. The large-diameter flange is used to connect to an external liquid inlet pipe or liquid outlet pipe to allow the solution to enter the barrel body or be discharged from the barrel body. Features: It also includes a connecting piece, which is arranged between the large-diameter flange, the barrel body, and the through hole; The connecting piece includes a connecting pipe, which is arranged on the barrel body and located in the through hole, one end of which extends out of the barrel body and is threadedly connected to the large-diameter flange, and the other end of which extends into the barrel body; A matching ring seat is arranged outside the other end of the connecting pipe and located in the barrel body, and the matching ring seat is used to match with the inner surface of the barrel body.

2. A large-diameter liquid-passing device for a drum-shaped filter according to claim 1, characterized in that: A sealing device is provided between the matching ring seat and the inner surface of the barrel body for improving the sealing performance between the matching ring seat and the inner surface of the barrel body.

3. A large-diameter liquid-passing device for a drum-shaped filter according to claim 2, characterized in that: The sealing device is a sealing ring.

4. A large-diameter liquid-passing device for a drum-shaped filter according to claim 1, characterized in that: A connecting layer for improving the firmness and sealing performance between the one end of the connecting pipe and the large-diameter flange is arranged between the one end of the connecting pipe and the large-diameter flange.

5. A large-diameter liquid-passing device for a drum-shaped filter according to claim 1, characterized in that: An external thread is arranged on the outside of one end of the connecting pipe, and an internal thread matching with the external thread is arranged on the large-diameter flange.

6. A large-diameter liquid-passing device for a drum-shaped filter according to claim 1, characterized in that: A connecting ring seat is arranged outside one end of the connecting pipe and between the large-diameter flange and the barrel body. One end of the connecting ring seat is used to cooperate with the large-diameter flange, and the other end of the connecting ring seat is used to cooperate with the barrel body.

7. A large-diameter liquid-passing device for a drum-shaped filter according to claim 6, characterized in that: A first reinforcement layer for improving the firmness between the connecting ring seat and the large-diameter flange is arranged between the connecting ring seat and the large-diameter flange, and / or a second reinforcement layer for improving the firmness between the connecting ring seat and the barrel body is arranged between the connecting ring seat and the barrel body.

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