Dense medium pipeline butt joint structure convenient to connect and fix

Abstract

The utility model relates to the related technical field of pipeline butt joint, in particular to a dense medium pipeline butt joint structure convenient to connect and fix, which comprises two dense medium pipeline main bodies, a first flange plate, a second flange plate and a plurality of auxiliary butt joint components, the auxiliary butt-joint assemblies are arranged in the mounting grooves of the second flange plate, and each auxiliary butt-joint assembly comprises a connecting cylinder and a top cylinder; when the conical inserting face of the connecting cylinder is in matched contact with the conical butt joint groove in the first flange plate, rapid alignment and straightening can be carried out under the action of the conical face, complex manual operation during butt joint of dense medium pipeline bodies is reduced, then the top cylinder and the second sliding block limiting groove of the first flange plate are selectively hung and limited, and therefore the butt joint efficiency of the dense medium pipeline bodies is improved. The two first flange plates and the second flange plates are automatically kept in position postures before being connected with bolts, butt joint is convenient, the installation efficiency is improved, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the field of pipeline butt joint, in particular to a heavy medium pipeline butt joint structure which is convenient for connection and fixation. Background Art

[0002] In industrial production, medium pipelines are used to transport production materials. When in use, medium pipelines are mainly assembled by connecting flanges. After assembly, the medium is sealed and transported. The installation of flanges is mainly assembled by multi-bolt structures.

[0003] In the prior art, when assembling the flanges for the medium pipeline, it is necessary to push and dock them by means of a pushing device, and then when the two flanges are close to each other, they are manually adjusted and docked to achieve docking of the installation grooves of the flanges;

[0004] However, this operation mode is not easy to adjust during manual operation because the medium pipeline is relatively heavy, resulting in low installation efficiency and time-consuming and labor-intensive operation. Utility Model Content

[0005] The utility model aims to provide a heavy medium pipeline docking structure which is convenient for connection and fixation, so as to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a heavy medium pipeline docking structure that is easy to connect and fix, comprising two heavy medium pipeline bodies, a first flange, a second flange and a plurality of auxiliary docking components, one end of the two heavy medium pipeline bodies is respectively fixedly connected to the first flange and the second flange, a plurality of mounting grooves are penetrated through the first flange and the second flange, the auxiliary docking components are placed in the mounting grooves of the second flange, the auxiliary docking components include a connecting tube and a top tube, and the first flange and the second flange are fixedly connected by a plurality of bolts.

[0007] Preferably, an inner sliding groove is provided in the installation groove of the second flange plate, and a plurality of first slider limiting grooves are symmetrically provided on one side of the inner sliding groove. A first slider passing groove is provided on one side of the first slider limiting groove and passes through the second flange plate. The first slider limiting groove has an arc-shaped structure, and the length of the first slider passing groove is less than the length of the first slider limiting groove.

[0008] Preferably, the connecting tube is inserted into the inner slide groove, one side of the connecting tube passes through the second flange and is provided with a conical plug-in surface, the mounting groove of the first flange is provided with a conical docking groove on one side close to the second flange, and the conical plug-in surface of the connecting tube is plugged into the conical docking groove of the first flange, the connecting tube is located on the outer side of the first flange (1) and is provided with a first rotating disk, the outer circumferential surface of the connecting tube close to the first rotating disk is provided with a plurality of first sliding blocks in an annular array, and the plurality of first sliding blocks respectively pass through the first sliding block through groove and are plugged into the first sliding block limiting groove.

[0009] Preferably, the top tube horizontally penetrates the plug-in connecting tube, a second rotating disk is provided on the side of the top tube close to the first rotating disk, a plurality of second sliders are provided in a circular array on the side of the top tube away from the second rotating disk, a plurality of first slider placement grooves are provided on one side of the inner circumference of the connecting tube, and the second sliders correspond to the second slider placement grooves.

[0010] Preferably, a second slider limiting groove is provided on one side of the mounting groove of the first flange plate close to the conical docking groove, and a plurality of second slider passing grooves are provided on one side of the second slider limiting groove connected to the conical docking groove, and the plurality of second sliders are movable through the plurality of second slider passing grooves and plugged into the second slider limiting grooves.

[0011] Preferably, the bolt passes through the mounting grooves of the top tube and the first flange, and one side of the bolt passing through the first flange is sleeved with a fixing nut.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model can quickly align and correct the tapered joint groove in the first flange plate by the tapered plug-in surface of the connecting tube, thereby reducing the complicated manual operation when the heavy medium pipeline body is connected. Then, the first flange plate and the second flange plate can be selectively connected and limited by the second slider limit groove of the top tube and the first flange plate, so that the two first flange plates and the second flange plates can automatically maintain their position and posture before the bolts are connected, which is convenient for connection, improves installation efficiency, and saves time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a schematic diagram of a heavy medium pipeline docking structure that is easy to connect and fix according to the utility model;

[0015] Figure 2 For this utility model Figure 1 Schematic cross-sectional view;

[0016] Figure 3 For this utility model Figure 2 Schematic diagram of middle A;

[0017] Figure 4 For this utility model Figure 3 Schematic diagram of middle B;

[0018] Figure 5 For this utility model Figure 3 Schematic diagram of middle C;

[0019] Figure 6 This is a schematic cross-sectional view of the connecting tube structure of the utility model;

[0020] Figure 7 For this utility model Figure 6 Schematic diagram of middle D;

[0021] Figure 8 It is a partial cross-sectional schematic diagram of the structure of the flange of the utility model;

[0022] Fig. 9 For this utility model Figure 8 Middle E schematic diagram;

[0023] Fig.10 This is a schematic diagram of the connecting tube, top tube and bolt structure of the utility model;

[0024] Fig.11 This is a cross-sectional schematic diagram of the connecting tube of the utility model;

[0025] Fig.12 It is a cross-sectional schematic diagram of the cooperation between the connecting tube and the top tube of the utility model.

[0026] In the figure: the first flange 1, the second slider limiting groove 11, the second slider placement groove 12, the tapered docking groove 13, the second flange 2, the first slider passing groove 21, the inner slide groove 22, the first slider limiting groove 23, the heavy medium pipeline body 3, the connecting tube 4, the first rotating disk 41, the first slider 42, the first slider placement groove 43, the tapered plug-in surface 44, the top tube 5, the second slider 51, the second rotating disk 52, and the bolt 6. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model are described clearly and completely below. The embodiments of the utility model and all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figures 1 to 12The utility model provides the following technical solutions: a heavy medium pipeline docking structure that is easy to connect and fix, comprising two heavy medium pipeline bodies 3, a first flange 1, a second flange 2 and a plurality of auxiliary docking components, one end of the two heavy medium pipeline bodies 3 is respectively fixedly connected to the first flange 1 and the second flange 2, a plurality of mounting grooves are penetrated through the first flange 1 and the second flange 2, the auxiliary docking components are placed in the mounting grooves of the second flange 2, the auxiliary docking components include a connecting tube 4 and a top tube 5, the first flange 1 and the second flange 2 are fixedly connected by a plurality of bolts 6, the first flange 1 and the second flange 2 are docked by a plurality of auxiliary docking components, so that the first flange 1 and the second flange 2 maintain a fitting posture when docking, which is convenient for docking;

[0029] An inner slide groove 22 is provided in the installation groove of the second flange 2, and a plurality of first slider limiting grooves 23 are symmetrically provided on one side of the inner slide groove 22. A first slider passing groove 21 is provided on one side of the first slider limiting groove 23, which penetrates the second flange 2. The first slider limiting groove 23 is in an arc-shaped structure, and the length of the first slider passing groove 21 is less than the length of the first slider limiting groove 23. The first slider limiting groove 23 on the second flange 2 plays a limiting role.

[0030] The connecting tube 4 is inserted into the inner slide groove 22, one side of the connecting tube 4 passes through the second flange 2 and is provided with a conical plug-in surface 44, the installation groove of the first flange 1 is provided with a conical docking groove 13 on one side close to the second flange 2, and the conical plug-in surface 44 of the connecting tube 4 is plugged into the conical docking groove 13 of the first flange 1, the top of the connecting tube 4 is provided with a first rotating disk 41, and the outer peripheral surface of the connecting tube 4 close to the first rotating disk 41 is provided with a plurality of first sliders 42 in an annular array, and the plurality of first sliders 42 respectively pass through the first slider through groove 21 and are plugged into the first slider limiting groove 23, the conical plug-in surface 44 of the connecting tube 4 is matched and docked with the conical docking groove 13 of the first flange, and the first slider 42 enters the first slider limiting groove 23 through the first slider through groove 21 for limiting;

[0031] The top tube 5 horizontally penetrates the plug-in connection tube 4. A second rotating disk 52 is provided on the side of the top tube 5 close to the first rotating disk 41. A plurality of second sliders 51 are provided in an annular array on the side of the top tube 5 that penetrates the connection tube 4 and is located on the conical plug-in surface 44. A plurality of second slider placement grooves 43 are provided on one side of the inner circumference of the connection tube 4. The second sliders 51 correspond to the second slider placement grooves 43. The second sliders 51 are placed in the second slider placement grooves 43 before entering.

[0032] A second slider limiting groove 11 is provided on one side of the mounting groove of the first flange 1 close to the conical docking groove 13, and a plurality of second slider passing grooves 12 are provided on one side of the second slider limiting groove 11 in communication with the conical docking groove 13. A plurality of second sliders 51 are respectively movable through the plurality of second slider passing grooves 12 and plugged into the second slider limiting grooves 11, and the second sliders 51 enter the second slider limiting grooves 11 through the second slider passing grooves 12 for limiting.

[0033] The bolt 6 passes through the mounting grooves of the top tube 5 and the first flange 1, and the bolt 6 passes through one side of the first flange 1 and is sleeved with a fixing nut. The bolt 6 passes through and connects the first flange 1 and the second flange 2. The bolt 6 cooperates with the fixing nut to dock the first flange 1 with the second flange 2.

[0034] Working principle: first, a certain number of top tubes 5 are correspondingly inserted into the inner slide groove 22 of the second flange 2. The number of top tubes 5 can be selected according to the needs. When the connecting tube 4 is connected to the second flange 2, the first slider 42 enters the first slider limiting groove 23 through the first slider passing groove 21, and the first rotating disk 41 is rotated at the same time to limit the first slider in the first slider limiting groove. When the second flange 2 moves the second flange 2 and the first flange 1 relatively, the conical plug-in surface 44 of the connecting tube 4 is inserted into the conical docking groove 13 for docking, and then under the sliding abutment of the conical surface structure, the first flange 1 and the second flange 2 are quickly aligned and docked. , after rotating to the maximum extent, the second slider 51 is arranged opposite to the second slider placement groove 12. At this time, the top cylinder 5 is pushed to the side of the second rotating disk 52 of the top cylinder 5, so that the second slider 51 leaves the second slider placement groove 43 and enters the second slider limiting groove 11 through the second passing groove 12. At this time, the second rotating disk 52 is rotated to make the second slider 51 misaligned with the second slider placement groove 12, and then the top cylinder 5 is horizontally limited under the action of the second slider limiting groove 11. At this time, the first flange 1 and the second flange 2 maintain a fitting posture and are limited. At this time, the bolt 6 is inserted to finally fix the first flange 1 and the second flange 2.

[0035] 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 heavy medium pipeline docking structure that is easy to connect and fix, characterized in that: The invention comprises two heavy medium pipeline bodies (3), a first flange (1), a second flange (2) and a plurality of auxiliary docking components. One end of the two heavy medium pipeline bodies (3) is fixedly connected to the first flange (1) and the second flange (2) respectively. A plurality of mounting grooves are provided through the first flange (1) and the second flange (2). The auxiliary docking components are placed in the mounting grooves of the second flange (2). The auxiliary docking components each comprise a connecting tube (4) and a top tube (5). The first flange (1) and the second flange (2) are fixedly connected by a plurality of bolts (6).

2. A heavy medium pipeline docking structure that is easy to connect and fix according to claim 1, characterized in that: An inner slide groove (22) is provided in the installation groove of the second flange (2), and a plurality of first slider limiting grooves (23) are symmetrically provided on one side of the inner slide groove (22). A first slider passing groove (21) is provided on one side of the first slider limiting groove (23) and penetrates the second flange (2). The first slider limiting groove (23) is in an arc-shaped structure, and the length of the first slider passing groove (21) is less than the length of the first slider limiting groove (23).

3. A heavy medium pipeline docking structure that is easy to connect and fix according to claim 2, characterized in that: The connecting tube (4) is inserted into the inner slide groove (22), one side of the connecting tube (4) passes through the second flange (2) and is provided with a conical plug-in surface (44), the first flange (1) has a conical docking groove (13) on one side close to the second flange (2) in the mounting groove, and the conical plug-in surface (44) of the connecting tube (4) is plugged into the conical docking groove (13) of the first flange (1), the connecting tube (4) is provided with a first rotating disk (41) on the outer side of the first flange (1), and a plurality of first sliders (42) are provided in an annular array on the outer peripheral surface of the connecting tube (4) close to the first rotating disk (41), and the plurality of first sliders (42) respectively pass through the first slider through groove (21) and are plugged into the first slider limiting groove (23).

4. A heavy medium pipeline docking structure that is easy to connect and fix according to claim 3, characterized in that: The top tube (5) horizontally penetrates the plug-in connection tube (4); a second rotating disk (52) is provided on a side of the top tube (5) close to the first rotating disk (41); a plurality of second sliders (51) are provided in a circular array on a side of the top tube (5) away from the second rotating disk (52); a plurality of first slider placement grooves (43) are provided on one side of the inner circumference of the connection tube (4); and the second sliders (51) correspond to the second slider placement grooves (43).

5. A heavy medium pipeline docking structure that is easy to connect and fix according to claim 4, characterized in that: A second slider limiting groove (11) is provided on one side of the installation groove of the first flange (1) close to the conical docking groove (13); a plurality of second slider passing grooves (12) are provided on one side of the second slider limiting groove (11) connected to the conical docking groove (13); and a plurality of second sliders (51) are respectively movable through the plurality of second slider passing grooves (12) and plugged into the second slider limiting grooves (11).

6. A heavy medium pipeline docking structure that is easy to connect and fix according to claim 5, characterized in that: The bolt (6) passes through the mounting grooves of the top tube (5) and the first flange (1), and one side of the bolt (6) passing through the first flange (1) is sleeved with a fixing nut.

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