CN219493386U - Reducing connecting pipeline quick connector - Google Patents
Reducing connecting pipeline quick connector Download PDFInfo
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- CN219493386U CN219493386U CN202320443897.XU CN202320443897U CN219493386U CN 219493386 U CN219493386 U CN 219493386U CN 202320443897 U CN202320443897 U CN 202320443897U CN 219493386 U CN219493386 U CN 219493386U
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- pipe
- rubber ring
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Abstract
The utility model discloses a variable-diameter connecting pipeline quick connector which comprises a first connecting component, a second connecting component and a third connecting piece; the first connecting component comprises a first pipe body, a first gland and a first sealing rubber ring; the second connecting component comprises a second pipe body, a second gland and a second sealing rubber ring; the pipe A passes through the first gland and the first sealing rubber ring and is inserted into the first pipe body, the first gland is in fastening connection with the first pipe body through the first connecting bolt, the pipe B passes through the second gland and the second sealing rubber ring and is inserted into the second pipe body, the second gland is in fastening connection with the second pipe body through the second connecting bolt, the small-diameter end of the third connecting piece is connected with the first pipe body through the third connecting bolt, and the large-diameter end is connected with the second pipe body through the fourth connecting bolt, so that the connection between the pipe A and the pipe B is realized. The connecting part is wide in application range, firm in structure, easy to process, detachable, convenient to maintain, easy to adjust in installation size, convenient and fast to construct and capable of shortening water cut-off time, and pipelines of the same material or different materials with the same pipe diameter are connected.
Description
Technical Field
The utility model relates to the technical field of water supply pipelines, in particular to a quick connector for a reducing connecting pipeline.
Background
Leakage or burst can occur to the tap water pipe due to aging, corrosion and the like in the long-term use process, so that a damaged pipeline needs to be found out as soon as possible, and when a new replaced pipeline is connected with an original old pipeline, the existing mode generally adopts welding, the welding operation time is long, and the welding seam is easy to corrode and crack; when the pipelines with different materials cannot be welded, a steel sleeve is generally added at the joint, an asbestos cement or quick-drying cement joint is adopted, the construction time is long, if the valve is closed, the pipeline cannot be completely stopped, the construction time is longer, and the joint is easy to crack.
The two connecting pipe modes have long water cut-off time, and have great influence on the production and life of people; in addition, in the pipe network upgrading and reforming process, the problem of butt joint of new and old pipelines can also occur, and in order to install detection elements such as a flowmeter, a water meter and the like additionally, the problem of connection of the pipelines after maintenance can also occur when the upper opening of the original pipelines is needed. Therefore, it is of great importance in the art to design a structure that can achieve quick connection of pipes.
Disclosure of Invention
In order to achieve the above purpose, the present utility model provides a quick connector for reducing connecting pipes.
The technical scheme adopted by the utility model is as follows:
a reducing connecting pipeline quick connector comprises a first connecting component, a second connecting component and a third connecting piece; the first connecting component comprises a first pipe body, a first gland and a first sealing rubber ring; the first gland is sleeved at the end part of the first pipe body, a first sealing cavity is arranged between the first gland and the end surface of the first pipe body, the first sealing rubber ring is arranged in the first sealing cavity, the pipe A passes through the first gland and the first sealing rubber ring to be inserted into the first pipe body, and the first gland is fixedly connected with the first pipe body through a first connecting bolt, so that the first sealing rubber ring is compressed and clung to the outer wall of the pipe A and the inner wall of the first pipe body; the second connecting component comprises a second pipe body, a second gland and a second sealing rubber ring; the second gland is sleeved at the end part of the second pipe body, a second sealing cavity is arranged between the second gland and the end surface of the second pipe body, the second sealing rubber ring is arranged in the second sealing cavity, the pipe B passes through the second gland and the second sealing rubber ring and is inserted into the second pipe body, and the second gland is fixedly connected with the second pipe body through a second connecting bolt, so that the second sealing rubber ring is compressed and clung to the outer wall of the pipe B and the inner wall of the second pipe body; the third connecting piece is a reducing connecting pipe, the small-diameter end of the third connecting piece is connected with the first pipe body through a third connecting bolt, and the large-diameter end of the third connecting piece is connected with the second pipe body through a fourth connecting bolt.
The pipe A and the pipe B are of different series of nominal diameters, a connecting component is respectively arranged on the pipes at the two ends during installation, the connecting components are adjusted to proper positions, the connecting components are connected through bolts for reducing short pipes, the installation size is easy to adjust, the construction is convenient and quick, and the water stopping time can be shortened. In addition, through the bolt clamping, the sealing ring is compressed by the gland to be tightly attached to the pipe wall, so that the sealing ring has the functions of water stopping and vibration reduction.
Further, the first sealing rubber ring and the second sealing rubber ring are T-shaped sealing rings, and the small ends of the T-shaped sealing rings are inserted into the pipe body. The contact area of the connector and the pipeline is increased, and the sealing effect is improved.
Further, the chamfer is all offered to the inside wall of the one end of first body and second body connection seal rubber circle. The sealing ring is convenient to enter the pipe body after being compressed, and the sealing effect is improved.
Further, the outer side walls of the ends, connected with the first pipe body and the second pipe body, of the reducing short pipe are respectively provided with a connecting flange matched with the first flange of the first pipe body and the first flange of the second pipe body. The construction is convenient and quick, and the connection is firm.
Further, rubber pads are arranged between the connecting flange of the reducing short pipe and the first flange parts of the first pipe body and the second pipe body. The sealing effect is improved, and water leakage is prevented.
Further, the middle parts of the outer side walls of the first pipe body and the second pipe body are respectively protruded outwards in the radial direction to form a second flange part, and through holes for penetrating through the first connecting bolts or the second connecting bolts are formed in the second flange part. The construction is convenient and quick, and the connection is firm.
Further, the outer side walls of one end of the first pipe body and one end of the second pipe body, which are connected with the gland, are contracted inwards in the radial direction to form a concave part, and the concave part is connected with the gland in a sliding way. The step is formed between the concave part and the pipe body to limit the sliding displacement of the gland on the pipe body, thereby ensuring that a sealing cavity is formed between the gland and the end surface of the pipe body.
Further, the first connection assembly and the second connection assembly are identical in structure. The interchangeability is strong, and the construction is more rapid and convenient.
The utility model has the beneficial effects that:
1. the utility model provides a but connect the pipeline of different pipe diameters with the material or different materials, application scope is wider, and the structure is firm, easily processing, can dismantle, easy maintenance, installation size easily adjust, construction convenient and fast can shorten the time of cutting off water.
2. The connector is connected with the pipeline through the sealing ring, has no hard connecting structure, and can play a good shock insulation effect.
Drawings
Fig. 1 is a schematic structural view of a variable diameter connection pipe quick connector according to the present utility model.
Fig. 2 is a schematic structural view of a first tube body of the present utility model.
Fig. 3 is a schematic structural view of a first gland of the present utility model.
Detailed Description
In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solution of the present utility model will be clearly and completely described with reference to the accompanying drawings and a preferred embodiment.
Referring to fig. 1, a variable diameter connecting pipe quick connector includes a first connecting assembly, a second connecting assembly and a third connecting member;
the first connecting component comprises a first pipe body 11, a first gland 12 and a first sealing rubber ring 13; the first gland 12 is sleeved at the end part of the first pipe body 11, a first sealing cavity is arranged between the first gland 12 and the end surface of the first pipe body 11, the first sealing rubber ring 13 is arranged in the first sealing cavity, the pipe A1 passes through the first gland 12 and the first sealing rubber ring 13 and is inserted into the first pipe body 11, and the first gland 12 is fixedly connected with the first pipe body 11 through the first connecting bolt 14, so that the first sealing rubber ring 13 is tightly pressed against the outer wall of the pipe A1 and the inner wall of the first pipe body 11; the second connecting component comprises a second pipe body 21, a second gland 22 and a second sealing rubber ring 23; the second gland 22 is sleeved at the end part of the second pipe body 21, a second sealing cavity is arranged between the second gland 22 and the end surface of the second pipe body 21, the second sealing rubber ring 23 is arranged in the second sealing cavity, the pipe B2 passes through the second gland 22 and the second sealing rubber ring 23 and is inserted into the second pipe body 21, and the second gland 22 is fixedly connected with the second pipe body 21 through a second connecting bolt 24, so that the second sealing rubber ring 23 is tightly pressed against the outer wall of the pipe B2 and the inner wall of the second pipe body 21; the third connecting member 30 is a reducing short tube, the small diameter end of which is connected to the first pipe body 11 by a third connecting bolt 31, and the large diameter end of which is connected to the second pipe body 21 by a fourth connecting bolt 32.
The first pipe body 11 has substantially the same shape structure as the second pipe body 21, and is different only in that the outer dimension of the second pipe body 21 is larger than that of the first pipe body 11. Taking the first pipe body 11 as an example to describe the structure of the pipe body, as shown in fig. 2, the first pipe body 11 is in a straight pipe shape, one end part of the first pipe body 11 can be turned to form a cylindrical concave part 113 with the diameter smaller than that of the pipe body, the concave part 113 is in sliding fit with the first gland 12, a chamfer 114 is machined on the end surface of the concave part 113, and the chamfer 114 is in sliding fit with the conical surface of the first sealing rubber ring 13; the other end portion of the first pipe body 11 is welded with the connecting flange a to form a first flange portion 111, the inner edge of the first flange portion 111 extends out of the inner circumferential side wall of the pipe body to form a blocking portion, the position of the pipe A1 in the first pipe body 11 is limited and prevented, and the pipe A1 and the pipe B2 are prevented from abutting against each other to form a hard connection, so that the elasticity in the axial direction is lost. At least three through holes 1111 for passing through the third connecting bolt 31 are uniformly formed in the first flange portion 111 in the axial direction. The middle part of the outer sidewall of the first pipe body 11 is welded with the connection flange B to form a second flange part 112, the size of the second flange part 112 may be smaller than that of the first flange part 111, and the second flange part 112 is uniformly provided with at least three through holes 1121 for passing through the first connection bolts 14 in the axial direction.
The shape and structure of the first gland 12 and the second gland 22 are basically the same, the difference is that the external dimension of the second gland 22 is larger than the external dimension of the first gland 12, and the structure of the gland is described by taking the first gland 12 as an example, as shown in fig. 3, the first gland 12 comprises a circular plate-shaped gland body 121 and a cylindrical sliding part 122 concentrically connected to one side surface of the gland body 121, the inner diameter of the sliding part 122 is matched with the through hole of the outer diameter of the concave part 113 of the first pipe body 11, the central part of the gland body 121 is provided with a through hole 1211 matched with the outer diameter of the pipe A1, the central part of one side surface of the gland body 121 connected with the sliding part 122 is provided with a groove 1212, and the inner circumferential surface of the groove 1212 is coplanar with the inner circumferential surface of the sliding part 122, thereby forming a first sealing cavity for installing the first sealing rubber ring 13. The outer edge portion of the gland body 121 is axially opened with a through hole 1213 for passing through the first connecting bolt 14.
The shape and structure of the first sealing rubber ring 13 and the second sealing rubber ring 23 are basically the same, and the difference is that the external dimension of the second sealing rubber ring 23 is larger than that of the first sealing rubber ring 13, in this embodiment, the cross sections of the first sealing rubber ring 13 and the second sealing rubber ring 23 are right trapezoid, and the trapezoid bevel edge is matched with the chamfer 114.
The first connecting flange 31 and the second connecting flange 32 are welded to the two ends of the reducing short pipe of the third connecting member 30, the first connecting flange 31 and the first flange 111 of the first pipe body 11 are provided with through holes for passing through the third connecting bolts 31, and the second connecting flange 32 and the first flange of the second pipe body 21 are provided with through holes for passing through the fourth connecting bolts 32.
The utility model provides a reducing connecting tube quick connector when using:
(1) The connecting end of the pipe A1 is sequentially sleeved with a first gland 12 and a first sealing rubber ring 13, and then inserted into a first pipe body 11;
(2) A second gland 22 and a second sealing rubber ring 23 are sleeved at the connecting end of the pipe B2 in sequence, and then the second pipe body 21 is inserted;
(3) After a rubber pad is placed between the first flange portion 111 of the first pipe body 11 and the third connecting member 30, the first pipe body 11 and the third connecting member 30 are connected by the third connecting bolt 31; after a rubber pad is placed between the first flange portion of the second pipe body 21 and the third connecting member 30, the second pipe body 21 and the third connecting member 30 are connected by a fourth connecting bolt 32;
(4) The first gland 12 is tightly connected with the first pipe body 11 through the first connecting bolt 14, so that the first sealing rubber ring 13 is tightly pressed against the outer wall of the pipe A1 and the inner wall of the first pipe body 11; the second gland 22 is tightly connected with the second pipe body 21 through the second connecting bolt 24, so that the second sealing rubber ring 23 is tightly pressed against the outer wall of the pipe B2 and the inner wall of the second pipe body 21; realizing the sealing connection of the pipe A1 and the pipe B2 with different pipe diameters.
The foregoing is merely a preferred embodiment of the present utility model and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present utility model and remain within the scope of the utility model.
Claims (7)
1. The quick connector for the variable-diameter connecting pipeline is characterized by comprising a first connecting component, a second connecting component and a third connecting piece;
the first connecting component comprises a first pipe body, a first gland and a first sealing rubber ring; the first gland is sleeved at the end part of the first pipe body, a first sealing cavity is arranged between the first gland and the end surface of the first pipe body, the first sealing rubber ring is arranged in the first sealing cavity, the pipe A passes through the first gland and the first sealing rubber ring to be inserted into the first pipe body, and the first gland is fixedly connected with the first pipe body through a first connecting bolt, so that the first sealing rubber ring is compressed and clung to the outer wall of the pipe A and the inner wall of the first pipe body;
the second connecting component comprises a second pipe body, a second gland and a second sealing rubber ring; the second gland is sleeved at the end part of the second pipe body, a second sealing cavity is arranged between the second gland and the end surface of the second pipe body, the second sealing rubber ring is arranged in the second sealing cavity, the pipe B passes through the second gland and the second sealing rubber ring and is inserted into the second pipe body, and the second gland is fixedly connected with the second pipe body through a second connecting bolt, so that the second sealing rubber ring is compressed and clung to the outer wall of the pipe B and the inner wall of the second pipe body;
the third connecting piece is a reducing short pipe, the small diameter end of the third connecting piece is connected with the first pipe body through a third connecting bolt, and the large diameter end of the third connecting piece is connected with the second pipe body through a fourth connecting bolt.
2. The quick connector for reducing coupler of claim 1, wherein the first sealing ring and the second sealing ring are both T-shaped sealing rings, and the small ends of the T-shaped sealing rings are inserted into the tube body.
3. The quick connector for reducing coupler according to claim 2, wherein the inner side walls of the ends of the first tube body and the second tube body connected with the sealing rubber ring are provided with chamfers.
4. The quick connector for reducing connecting pipes as set forth in claim 1, wherein the outer side walls of the ends of the first pipe body and the second pipe body connected with each other are radially protruded outwardly to form a first flange portion, and the two ends of the reducing short pipe are respectively provided with a connecting flange adapted to the first flange portions of the first pipe body and the second pipe body.
5. The quick connector for reducing connecting pipes as set forth in claim 4, wherein rubber pads are interposed between the connecting flange of the reducing stub and the first flange portions of the first and second pipe bodies.
6. The quick connector for variable diameter connecting pipes according to claim 1, wherein the intermediate portions of the outer side walls of the first pipe body and the second pipe body each protrude radially outwardly to form a second flange portion in which a through hole for passing through the first or second connecting bolt is formed.
7. The quick connector for reducing coupler according to claim 1, wherein the outer side walls of the ends of the first and second tubular bodies connected to the gland are radially inwardly contracted to form a recess portion, and the recess portion is slidably connected to the gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320443897.XU CN219493386U (en) | 2023-03-09 | 2023-03-09 | Reducing connecting pipeline quick connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320443897.XU CN219493386U (en) | 2023-03-09 | 2023-03-09 | Reducing connecting pipeline quick connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219493386U true CN219493386U (en) | 2023-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320443897.XU Active CN219493386U (en) | 2023-03-09 | 2023-03-09 | Reducing connecting pipeline quick connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219493386U (en) |
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2023
- 2023-03-09 CN CN202320443897.XU patent/CN219493386U/en active Active
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