Stainless steel three-way connector with good sealing performance

Abstract

The stainless steel three-way connector with the good sealing performance comprises a connector body, a first flange plate is fixedly connected to the end of the connector body, a second flange plate is attached to one side of the first flange plate, and a pipeline is fixedly connected to one side of the second flange plate. A first sealing ring and a second sealing ring are placed on the inner wall of the first flange plate and the inner wall of the second flange plate respectively. According to the stainless steel three-way connector with the good sealing performance, the first rotary knob, the threaded column, the first connecting column, the second connecting column, the sleeve, the transverse rod, the clamping block and the clamping groove are matched, so that the stainless steel three-way connector and a pipeline are rapidly installed; the problems that when an existing stainless steel three-way connector is installed, due to the fact that the size of a bolt and the size of a nut are small, if the bolt and the nut are prone to being lost, workers are troublesome to find the bolt and the nut, and the installation effect of the existing stainless steel three-way connector is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of three-way joints, in particular to a stainless steel three-way joint with good sealing performance. Background Technique

[0002] A three-way joint is a kind of pipe fitting. Generally, there are equal-diameter three-way joints, reducing-diameter three-way joints, etc. according to the pipe diameter. The stainless steel three-way joint is made of stainless steel.

[0003] When the existing stainless steel three-way joint is installed, the flange on the stainless steel three-way joint and the flange on the external pipeline are installed by cooperating bolts and nuts. The sealing rings inside the two flanges are used to seal the stainless steel three-way joint and the external pipeline.

[0004] However, when the existing stainless steel three-way joint is installed, due to the relatively small volume of the bolts and nuts, if the bolts and nuts are easily lost, it is troublesome for the staff to find them, and it is necessary to rotate multiple bolts and nuts to complete the installation, thereby reducing the installation effect of the existing stainless steel three-way joint. Content of the Utility Model

[0005] Aiming at the deficiencies of the prior art, the utility model provides a stainless steel three-way joint with good sealing performance, and solves the problem that when the existing stainless steel three-way joint is installed, due to the relatively small volume of the bolts and nuts, if the bolts and nuts are easily lost, it is troublesome for the staff to find them, reducing the installation effect of the existing stainless steel three-way joint.

[0006] To achieve the above object, the utility model is realized by the following technical solutions: A stainless steel three-way joint with good sealing performance, including a joint. A first flange is fixedly connected to the end of the joint. A second flange is attached to one side of the first flange. A pipe is fixedly connected to one side of the second flange. A first sealing ring and a second sealing ring are respectively placed on the inner walls of the first flange and the second flange. The first sealing ring and the second sealing ring are in contact with each other. An installation mechanism is arranged outside the joint. The installation mechanism includes: a threaded column arranged outside the joint; a first knob fixedly connected to one side of the threaded column; a first connecting column threadedly connected to the outer wall of the threaded column and attached to the outer wall of the first flange; a second connecting column rotatably connected to the other end of the threaded column through a bearing and attached to the outer wall of the second flange; a block fixedly connected to the surface of the first connecting column; a slot opened in the inner wall of the first flange and inserted into the outer wall of the block; an extrusion component arranged outside the second connecting column; wherein, driven by the first knob and the threaded column, the first connecting column and the second connecting column install the joint and the pipe together, and the sealing performance of the joint is improved through the extrusion component.

[0007] Preferably, the extrusion component includes: a threaded rod rotatably connected to the inner wall of the second connecting column through a bearing; a second knob fixedly connected to one end of the threaded rod; an extrusion column threadedly connected to the outer wall of the threaded rod, passing through the second connecting column and movably connected to the second connecting column; wherein, driven by the second knob and the extrusion column, the extrusion column extrudes the second sealing ring, so that the second sealing ring is closely attached to the first sealing ring.

[0008] Preferably, a cross bar is fixedly connected to the outer wall of the second connecting column, and a sleeve is sleeved on the outer wall of the cross bar. The end of the sleeve is fixedly connected to the outer wall of the first connecting column.

[0009] Preferably, a positioning block is fixedly connected to the outer wall of the first flange, and the outer wall of the positioning block is inserted into the inner wall of the second flange.

[0010] Preferably, a reinforcing plate is fixedly connected to the outer wall of the joint.

[0011] Beneficial effects

[0012] The present utility model provides a stainless steel three-way joint with good sealing performance. It has the following beneficial effects: The stainless steel three-way joint with good sealing performance realizes the rapid installation of the stainless steel three-way joint and the pipeline through the cooperation among the first rotary knob, the threaded column, the first connecting column, the second connecting column, the sleeve, the cross bar, the clamping block and the clamping groove, improves the installation effect, and solves the problem that when the existing stainless steel three-way joint is installed, since the bolts and nuts are relatively small in volume, if the bolts and nuts are easily lost, it is rather troublesome for the staff to search for them, reducing the installation effect of the existing stainless steel three-way joint.

[0013] Through the cooperation among the second rotary knob, the threaded rod and the extrusion column, the extrusion of the second sealing ring is realized, so that the second sealing ring is closely attached to the first sealing ring, and the problem that after the installation is completed, the first sealing ring and the second sealing ring are only gently attached together, unable to make the two sealing rings tightly fit each other, and if there are gaps, it will affect the sealing performance of the stainless steel three-way joint is solved. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 is a structural schematic diagram of the present utility model;

[0015] Figure 2 is Figure 1 the external appearance schematic diagram of

[0016] Figure 3 is Figure 1 the structural schematic diagram of the first rotary knob, the threaded column and the second connecting column in

[0017] Figure 4 is Figure 3 the structural schematic diagram of the second rotary knob, the threaded rod and the second sealing ring in

[0018] In the figure: 1, joint; 11, reinforcing plate; 2, first flange; 21, positioning block; 3, second flange; 4, pipeline; 5, installation mechanism; 51, first rotary knob; 52, threaded column; 53, first connecting column; 54, second connecting column; 541, cross bar; 542, sleeve; 55, clamping block; 56, clamping groove; 57, extrusion assembly; 571, second rotary knob; 572, threaded rod; 573, extrusion column; 6, first sealing ring; 7, second sealing ring. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present utility model.

[0020] When installing the existing stainless steel three-way joint, due to the relatively small volume of the bolt and nut, if the bolt and nut are easily lost, it is rather troublesome for the staff to search for them, reducing the installation effect of the existing stainless steel three-way joint.

[0021] In view of this, the present utility model provides a stainless steel three-way joint with good sealing performance. Through the cooperation between the first turning knob, threaded column, first connecting column, second connecting column, sleeve, cross bar, clamping block and clamping groove, the rapid installation of the stainless steel three-way joint and the pipeline is realized, improving the installation effect, and solving the problem that when installing the existing stainless steel three-way joint, due to the relatively small volume of the bolt and nut, if the bolt and nut are easily lost, it is rather troublesome for the staff to search for them, reducing the installation effect of the existing stainless steel three-way joint.

[0022] Those skilled in the art should connect the components in this case in sequence. For the specific connection and operation sequence, reference should be made to the following working principle. The detailed connection means are well-known techniques in the art. The following mainly introduces the working principle and process.

[0023] Example 1 consists of Figures 1-4It can be seen that a stainless steel three-way joint with good sealing performance in this case includes joint 1. A first flange 2 is fixedly connected to the end of joint 1. A second flange 3 is attached to one side of the first flange 2. The staff fits the first flange 2 and the second flange 3 together and connects joint 1 to pipeline 4. A pipeline 4 is fixedly connected to one side of the second flange 3. A first sealing ring 6 and a second sealing ring 7 are respectively placed on the inner walls of the first flange 2 and the second flange 3. At the same time, the first sealing ring 6 and the second sealing ring 7 are attached together for sealing. The first sealing ring 6 and the second sealing ring 7 are attached to each other. An installation mechanism 5 is arranged outside joint 1. The installation mechanism 5 includes: a threaded column 52 arranged outside joint 1; a first knob 51 fixedly connected to one side of the threaded column 52, and the first knob 51 drives the threaded column 52 to rotate; a first connecting column 53 threadedly connected to the outer wall of the threaded column 52 and attached to the outer wall of the first flange 2; a second connecting column 54 rotatably connected to the other end of the threaded column 52 through a bearing, and the threaded column 52 drives the second connecting column 54 to move. The second connecting column 54 contacts the second flange 3 and is attached to the outer wall of the second flange 3; a block 55 fixedly connected to the surface of the first connecting column 53; a slot 56 opened on the inner wall of the first flange 2 and inserted into the outer wall of the block 55. The staff moves the first connecting column 53, and the first connecting column 53 drives the block 55 to move, inserts the block 55 into the slot 56 to position the first connecting column 53; an extrusion assembly 57 arranged outside the second connecting column 54, and the second connecting column 54 drives the extrusion assembly 57 to move. Among them, driven by the first knob 51 and the threaded column 52, the first connecting column 53 and the second connecting column 54 install joint 1 and pipeline 4 together, and the sealing performance of joint 1 is improved through the extrusion assembly 57;

[0024] In the specific implementation process, it is particularly worth noting that the staff fits the first flange 2 and the second flange 3 together and connects joint 1 to pipeline 4. At the same time, the first sealing ring 6 and the second sealing ring 7 are attached together for sealing. Four installation mechanisms 5 are arranged on one flange. First, the staff moves the first connecting column 53, and the first connecting column 53 drives the block 55 to move, inserts the block 55 into the slot 56 to position the first connecting column 53. After that, the staff holds the first connecting column 53 with one hand and turns the first knob 51 with the other hand. The first knob 51 drives the threaded column 52 to rotate, the threaded column 52 drives the second connecting column 54 to move, the second connecting column 54 drives the extrusion assembly 57 to move, and the second connecting column 54 contacts the second flange 3. After that, the staff stops turning the first knob 51 and installs joint 1 on pipeline 4 to improve the installation effect of joint 1;

[0025] Further, the pressing component 57 includes: a threaded rod 572 rotatably connected to the inner wall of the second connecting column 54 through a bearing, a second knob 571 fixedly connected to one end of the threaded rod 572, the second knob 571 rotates the threaded rod 572, a pressing column 573 threadedly connected to the outer wall of the threaded rod 572, the threaded rod 572 drives the pressing column 573 to move, and penetrates through the second connecting column 54 and is movably connected to the second connecting column 54. The pressing column 573 moves in the second connecting column 54, and the pressing column 573 presses the second sealing ring 7. Among them, driven by the second knob 571 and the pressing column 573, the pressing column 573 presses the second sealing ring 7, so that the second sealing ring 7 fits tightly with the first sealing ring 6;

[0026] In the specific implementation process, it is particularly worth noting that after the joint 1 is installed, the staff rotates the second knob 571, the second knob 571 rotates the threaded rod 572, the threaded rod 572 drives the pressing column 573 to move, the pressing column 573 moves in the second connecting column 54, and the pressing column 573 presses the second sealing ring 7, so that the second sealing ring 7 fits tightly with the first sealing ring 6, realizing further improvement of the overall sealing performance of the joint 1;

[0027] Further, a cross bar 541 is fixedly connected to the outer wall of the second connecting column 54. The second connecting column 54 drives the cross bar 541 to move. A sleeve 542 is sleeved on the outer wall of the cross bar 541. The cross bar 541 moves in the sleeve 542. The end of the sleeve 542 is fixedly connected to the outer wall of the first connecting column 53;

[0028] In the specific implementation process, it is particularly worth noting that when the second connecting column 54 moves, the second connecting column 54 drives the cross bar 541 to move, and the cross bar 541 moves in the sleeve 542, realizing the limitation of the second connecting column 54;

[0029] Specifically, first, the staff member fits the first flange 2 and the second flange 3 together, connects the joint 1 and the pipeline 4, and at the same time, the first sealing ring 6 and the second sealing ring 7 are fitted together for sealing. Then, the staff member moves the first connecting column 53, and the first connecting column 53 drives the clamping block 55 to move. The clamping block 55 is inserted into the internal of the clamping groove 56 to position the first connecting column 53. After completion, the staff member holds the first connecting column 53 with one hand and turns the first knob 51 with the other hand. The first knob 51 drives the threaded column 52 to rotate, and the threaded column 52 drives the second connecting column 54 to move. The second connecting column 54 drives the cross bar 541 to move. The cross bar 541 moves in the sleeve 542. The second connecting column 54 drives the extrusion assembly 57 to move. The second connecting column 54 contacts the second flange 3, and the installation of the joint 1 is completed. After completion, the staff member stops turning the first knob 51. When the installation of the joint 1 is completed, the staff member turns the second knob 571. The second knob 571 drives the threaded rod 572 to rotate, and the threaded rod 572 drives the extrusion column 573 to move. The extrusion column 573 moves in the second connecting column 54, and the extrusion column 573 extrudes the second sealing ring 7, so that the second sealing ring 7 is closely fitted with the first sealing ring 6, realizing further improving the overall sealing performance of the joint 1. The first flange 2 drives the positioning block 21 to move.

[0030] Embodiment 2, from Figures 1-3 It can be seen that the outer wall of the first flange 2 is fixedly connected with a positioning block 21. The outer wall of the positioning block 21 is inserted into the inner wall of the second flange 3, and the positioning block 21 is inserted into the second flange 3.

[0031] In the specific implementation process, it is particularly worth pointing out that when the first flange 2 and the second flange 3 are fitted together, the first flange 2 drives the positioning block 21 to move, and the positioning block 21 is inserted into the second flange 3, realizing the positioning of the first flange 2 and the second flange 3.

[0032] Furthermore, the outer wall of the joint 1 is fixedly connected with a reinforcing plate 11, and the reinforcing plate 11 improves the overall strength of the joint 1.

[0033] In the specific implementation process, it is particularly worth pointing out that the reinforcing plate 11 improves the overall strength of the joint 1.

[0034] Specifically, when the first flange 2 and the second flange 3 are fitted together, the first flange 2 drives the positioning block 21 to move, and the positioning block 21 is inserted into the second flange 3, realizing the positioning of the first flange 2 and the second flange 3. The reinforcing plate 11 improves the overall strength of the joint 1.

[0035] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising an..." does not exclude the presence of additional identical elements in the process, method, article or device comprising said element.

[0036] In the present utility model, unless otherwise clearly specified and defined, terms such as "installation", "setting", "connection", "fixation", "swivel connection" and the like shall be understood in a broad sense. For example, it may be a fixed connection, a detachable connection, or integrated; it may be a mechanical connection or an electrical connection; it may be directly connected or indirectly connected through an intermediate medium, and it may be the communication inside two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0037] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A stainless steel three-way joint with good sealing performance, comprising a joint (1), characterized in that: The end of the joint (1) is fixedly connected to a first flange (2), one side of the first flange (2) is fitted with a second flange (3), one side of the second flange (3) is fixedly connected to a pipeline (4), the inner wall of the first flange (2) and the inner wall of the second flange (3) are respectively provided with a first sealing ring (6) and a second sealing ring (7), the first sealing ring (6) and the second sealing ring (7) are fitted together, and an installation mechanism (5) is arranged outside the joint (1), the installation mechanism comprising (5): A threaded column (52) is arranged outside the joint (1); A first knob (51) fixedly connected to one side of the threaded column (52); A first connecting column (53) is threadedly connected to the outer wall of the threaded column (52) and is attached to the outer wall of the first flange (2); A second connecting column (54) is rotatably connected to the other end of the threaded column (52) via a bearing and is fitted to the outer wall of the second flange (3); A clamping block (55) fixedly connected to the surface of the first connecting column (53); A clamping groove (56) is formed on the inner wall of the first flange (2) and is plugged into the outer wall of the clamping block (55); An extrusion assembly (57) is disposed outside the second connecting column (54); Wherein, under the drive of the first knob (51) and the threaded column (52), the first connecting column (53) and the second connecting column (54) install the joint (1) and the pipe (4) together, and the sealing performance of the joint (1) is improved by the extrusion assembly (57).

2. A stainless steel three-way joint with good sealing performance according to claim 1, characterized in that: The extrusion assembly (57) comprises: A threaded rod (572) rotatably connected to the inner wall of the second connecting column (54) via a bearing; A second knob (571) is fixedly connected to one end of the threaded rod (572); An extrusion column (573) is threadedly connected to the outer wall of the threaded rod (572), passes through the second connecting column (54), and is movably connected to the second connecting column (54); Wherein, under the driving of the second turning knob (571) and the squeezing column (573), the squeezing column (573) squeezes the second sealing ring (7), so that the second sealing ring (7) and the first sealing ring (6) are tightly fitted.

3. A stainless steel three-way joint with good sealing performance according to claim 1, characterized in that: The outer wall of the second connecting column (54) is fixedly connected to a cross bar (541), the outer wall of the cross bar (541) is sleeved with a sleeve (542), and the end of the sleeve (542) is fixedly connected to the outer wall of the first connecting column (53).

4. A stainless steel three-way joint with good sealing performance according to claim 1, characterized in that: A positioning block (21) is fixedly connected to the outer wall of the first flange (2), and the outer wall of the positioning block (21) is plugged into the inner wall of the second flange (3).

5. A stainless steel three-way joint with good sealing performance according to claim 1, characterized in that: A reinforcing plate (11) is fixedly connected to the outer wall of the joint (1).

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