CN217539984U - Clean seamless steel tube structure - Google Patents

Abstract

The utility model discloses a clean seamless steel pipe structure aims at providing a clean seamless steel pipe structure who connects the compactness good. Including body and flange, the body is including being responsible for and the auxiliary pipe, the tip of being responsible for inwards caves in along the axial of being responsible for and forms the socket, the tip of auxiliary pipe is along the outside protruding formation insert tube of auxiliary pipe axial, the diameter of insert tube is the same with the diameter of socket, the insert tube stretches into in the main pipe and socket accordant connection, the flange cover is established in the junction of being responsible for and auxiliary pipe, be responsible for and be connected through flange and auxiliary pipe. The utility model has the advantages that: double connection, multiple joint, the structure is firm, has reached the purpose that the connection compactness is good.

Description

Clean seamless steel tube structure

Technical Field

The utility model belongs to the technical field of the relevant technique of steel tubular construction and specifically relates to indicate a clean seamless steel tubular construction.

Background

To the seamless steel pipe of stainless steel of special equipment, wherein the connection of adjacent pipeline often passes through threaded connection, and the installation is dismantled more and is wasted time, hard, and liquid is detained some filths from adjacent intraductal flow process easily, and the time can block up the pipeline for a long time, influences the flow of liquid, influences equipment performance, and the clearance pipeline also need be dismantled the pipeline, wastes time, hard, reduces equipment efficiency.

Chinese patent publication No.: CN205331664U, published 2016, 06, 22, discloses a seamless steel pipe, which comprises a main pipe and an auxiliary pipe, wherein a tubular plastic sleeve head is fixed at one end of the main pipe, a tubular plastic plug is fixed at one end of the auxiliary pipe, at least three elastic arms are uniformly distributed at one end of the plastic plug along the circumferential direction, flanges are outwards arranged at the end parts of the elastic arms, grooves with the same number as the elastic arms are circumferentially arranged on the inner wall of the plastic sleeve head, an inclined plane for transitionally connecting the groove bottom of the groove and the inner wall of the plastic sleeve head is arranged at one side of the groove, the elastic arms of the plastic plug are arranged in the plastic sleeve head, the flanges matched with the end parts of the elastic arms are respectively arranged in the grooves of the plastic sleeve head, cross mesh filtering screens are respectively arranged in the plastic sleeve head and the plastic plug, and pollution discharge is respectively arranged on the plastic sleeve head and the plastic plug.

The scheme is convenient to mount and dismount, time and labor are saved, dirt can be timely cleaned, and the cleaning is simple and easy to operate. Has the following disadvantages: during the process of conveying the fluid, the fluid flows in the main pipe and the auxiliary pipe, so that the main pipe and the auxiliary pipe are shaken, relative rotation between the main pipe and the auxiliary pipe can be caused, the plastic plug is separated from the plastic sleeve, and the fluid is leaked.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome among the prior art seamless steel pipe structure's the person in charge and the vice union coupling compactness poor not enough, provide a connect clean seamless steel pipe structure that compactness is good.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a clean seamless steel pipe structure, includes body and flange, the body is including being responsible for and the auxiliary pipe, the tip of being responsible for inwards caves in along the axial of being responsible for and forms the bearing platform, the tip of auxiliary pipe outwards protrudes along the auxiliary pipe axial and forms the insert tube, the diameter of insert tube is the same with the diameter of bearing platform, the insert tube stretches into in the main pipe and bears platform accordant connection, the flange cover is established in the junction of being responsible for and auxiliary pipe, be responsible for and pass through flange and auxiliary union coupling.

Through adopting above-mentioned technical scheme, when will be responsible for and auxiliary pipe fixed connection, stretch into the stand with the insert tube of auxiliary pipe in, and be connected the insert tube with the accepting table, connect the back that finishes and establish the flange cover in the junction of being responsible for with the auxiliary pipe, further increase the connection compactness of being responsible for and auxiliary pipe, avoid being responsible for and auxiliary pipe to produce the separation, wherein the diameter of insert tube is the same with the diameter of accepting the table, increase the agreeable nature that insert tube and accepting the table are connected, flange's diameter is greater than the outside diameter of body, and flange cup joints outside the body, a connection for being responsible for and auxiliary pipe, moreover, the steam generator is simple in structure, double connection, the purpose that connection compactness is good has been reached.

Preferably, the axial surface end of the insertion pipe is provided with a plurality of cross grooves, the bearing platform is connected with a cross block matched with the cross grooves, and the insertion pipe is connected with the main pipe through the matching of the cross block and the cross grooves. When the insert tube is connected with the bearing table, the cross block on the connecting table is aligned to the cross groove of the insert tube, so that the cross block is connected with the cross groove in a matched mode, the fastening performance of the insert tube and the bearing table is improved, the cross block and the cross groove are uniformly distributed in the circumferential direction and are matched one by one, the degree of engagement and the connection fastening performance of structural connection are improved through the design, and the main tube and the auxiliary tube are prevented from being easily separated.

Preferably, a bottom wall is formed between the auxiliary pipe and the insertion pipe, the axial end face of the main pipe is recessed to form a connecting table, and the connecting table is connected with the bottom wall in a matching mode. After the inserting pipe is connected with the bearing table in a matching mode, the bottom wall of the auxiliary pipe is abutted to the connecting table on the inner side wall of the main pipe and connected, and the connection tightness between the main rod and the auxiliary pipe is further increased.

Preferably, the connecting table is connected with a plurality of inserting balls, the bottom wall is provided with a plurality of ball grooves matched with the inserting balls, and the connecting table is connected with the bottom wall through the matching of the inserting balls and the ball grooves. A plurality of plug balls and ball groove all evenly lay according to the circumferencial direction, and match one by one, when connecting the platform and being connected with the diapire, will peg graft the ball and insert the ball inslot, increase the compactness of connecting platform and diapire and be connected, cooperation insert tube and bearing platform, further strengthen the compactness of being responsible for and being connected with the auxiliary pipe.

Preferably, the diameter in the diapire outside is less than the maximum diameter of auxiliary pipe, the external screw thread has been seted up in the diapire outside, the internal thread that matches with the external screw thread has been seted up to the inside wall of connecting the platform, all be connected with the sealing washer on internal thread and the external screw thread, the internal thread sets up between the axial port of being responsible for and the connecting platform, the diapire outside is connected through the cooperation of internal thread and external screw thread and the axial port of being responsible for. The diameter of diapire outside is less than the maximum diameter of auxiliary pipe, is convenient for be connected with the port of being responsible for, through the accordant connection of internal and external screw thread to and the setting of sealing washer, further increase the tight degree of being connected in the last junction of being responsible for and auxiliary pipe.

Preferably, the axial end face of the insertion tube is recessed inwards to form a filter tank, a filter screen is arranged in the filter tank, and the edge of the filter screen is abutted to the filter tank. Carry out the butt with the insert tube in as for the filter bowl with the filter screen, the filter screen is used for the interception of rubbish, can unpack its person in charge and auxiliary line apart after using for a long time to change the filter screen, simple structure, it is convenient to dismantle.

The utility model has the advantages that: double connection, multiple joint, the structure is firm, has reached the purpose that the connection compactness is good.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a disassembled structure view of a main pipe and a sub pipe;

FIG. 3 is an enlarged view of A in FIG. 2;

fig. 4 is a schematic structural view of the connection of the primary pipe and the secondary pipe.

In the figure: 1. the filter comprises a pipe body, 2 parts of a connecting flange, 3 parts of an auxiliary pipe, 31 parts of external threads, 32 parts of a ball groove, 33 parts of a bottom wall, 34 parts of an inserting pipe, 35 parts of a cross groove, 36 parts of a filter tank, 4 parts of a main pipe, 41 parts of a connecting table, 42 parts of a bearing table, 43 parts of an inserting ball, 44 parts of a cross block, 45 parts of internal threads, 5 parts of a sealing ring and 6 parts of a filter screen.

Detailed Description

The invention is further described with reference to the accompanying drawings and the detailed description.

As shown in fig. 1 and 2, a clean seamless steel tube structure comprises a tube body 1 and a connecting flange 2, wherein the tube body 1 comprises a main tube 4 and an auxiliary tube 3, the end of the main tube 4 is inwards recessed along the axial direction of the main tube 4 to form a receiving platform 42, the end of the auxiliary tube 3 is outwards protruded along the axial direction of the auxiliary tube 3 to form an insertion tube 34, the diameter of the insertion tube 34 is the same as that of the receiving platform 42, the insertion tube 34 extends into the main tube 4 to be connected with the receiving platform 42 in a matching manner, the connecting flange 2 is sleeved at the joint of the main tube 4 and the auxiliary tube 3, and the main tube 4 is connected with the auxiliary tube 3 through the connecting flange 2.

As shown in fig. 2 and 3, the axial end of the insertion tube 34 is provided with a plurality of cross grooves 35, a cross block 44 matching with the cross grooves 35 is connected to the receiving table 42, and the insertion tube 34 is connected to the main tube 4 by matching the cross block 44 with the cross grooves 35.

A bottom wall 33 is formed between the auxiliary pipe 3 and the insertion pipe 34, a connecting table 41 is formed by the axial end face of the main pipe 4 being sunken, and the connecting table 41 is connected with the bottom wall 33 in a matching mode.

The connecting table 41 is connected with a plurality of inserting balls 43, the bottom wall 33 is provided with a plurality of ball grooves 32 matched with the inserting balls 43, and the connecting table 41 is connected with the bottom wall 33 through the matching of the inserting balls 43 and the ball grooves 32.

The diameter in the diapire 33 outside is less than the maximum diameter of auxiliary pipe 3, and external screw thread 31 has been seted up in the diapire 33 outside, connects the inside wall of platform 41 and sets up the internal thread 45 that matches with external screw thread 31, all is connected with sealing washer 5 on internal thread 45 and the external screw thread 31, and internal thread 45 sets up between the axial port of being responsible for 4 and being connected platform 41, and the diapire 33 outside is connected with the axial port of being responsible for 4 through the cooperation of internal thread 45 and external screw thread 31.

As shown in fig. 2, an axial end face of the insertion tube 34 is recessed inward to form a filter groove 36, a screen 6 is provided in the filter groove 36, and an edge of the screen 6 abuts against the filter groove 36.

When in connection, when the main pipe 4 and the auxiliary pipe 3 are fixedly connected, the filter screen 6 is firstly placed in the filter groove 36 of the insertion pipe 34, the filter screen 6 is connected with the insertion pipe 34, then the insertion pipe 34 of the auxiliary pipe 3 extends into the main pipe 4, the insertion pipe 34 is connected with the bearing platform 42, when the insertion pipe 34 is connected with the bearing platform 42, the cross blocks 44 on the connecting platform 41 are aligned to the cross grooves 35 of the insertion pipe 34, so that the cross blocks 44 are in matched clamping connection with the cross grooves 35, the connection tightness of the insertion pipe 34 and the bearing platform 42 is increased, wherein the cross blocks 44 and the cross grooves 35 are uniformly distributed in the circumferential direction and are matched one by one, after the insertion pipe 34 is in matched connection with the bearing platform 42, the bottom wall 33 of the auxiliary pipe 3 is abutted against and connected with the connecting platform 41 on the inner side wall of the main pipe 4, and when the connecting platform 41 is connected with the bottom wall 33, inserting the inserting balls 43 into the ball grooves 32, wherein a plurality of inserting balls 43 and the ball grooves 32 are uniformly distributed in the circumferential direction and are matched one by one, as shown in fig. 4, the internal thread 45 of the main pipe 4 is connected with the external thread 31 outside the bottom wall 33 in a matching manner, after the connection is finished, the connecting flange 2 is sleeved at the joint of the main pipe 4 and the auxiliary pipe 3, the connection tightness of the main pipe 4 and the auxiliary pipe 3 is further increased, the separation of the main pipe 4 and the auxiliary pipe 3 is avoided, wherein the diameter of the inserting pipe 34 is the same as that of the receiving platform 42, the connection compatibility between the inserting pipe 34 and the receiving platform 42 is increased, the diameter of the connecting flange 2 is larger than the outermost diameter of the pipe body 1, and the connecting flange 2 is sleeved outside the pipe body 1, so that the sealing performance of the outermost layer connection between the main pipe 4 and the auxiliary pipe 3 is enhanced.

Claims (6)

1. The utility model provides a clean seamless steel pipe structure, characterized by, includes body (1) and flange (2), body (1) is including being responsible for (4) and auxiliary pipe (3), the tip of being responsible for (4) is along the inside sunken bearing platform (42) that forms of the axial of being responsible for (4), the tip of auxiliary pipe (3) is along the outside protruding formation insert tube (34) of auxiliary pipe (3) axial, the diameter of insert tube (34) is the same with the diameter of bearing platform (42), insert tube (34) stretch into in being responsible for (4) and bearing platform (42) accordant connection, flange (2) cover is established and is being responsible for the junction of (4) and auxiliary pipe (3), be responsible for (4) and be connected with auxiliary pipe (3) through flange (2).

2. The clean seamless steel tube structure as claimed in claim 1, wherein the axial end of the insertion tube (34) is provided with a plurality of cross grooves (35), the receiving platform (42) is connected with a cross block (44) matched with the cross grooves (35), and the insertion tube (34) is connected with the main tube (4) through the matching of the cross block (44) and the cross grooves (35).

3. The clean seamless steel tube structure as claimed in claim 1, wherein a bottom wall (33) is formed between the secondary tube (3) and the insertion tube (34), the axial end face of the primary tube (4) is recessed to form a connecting platform (41), and the connecting platform (41) is matched and connected with the bottom wall (33).

4. The clean seamless steel tube structure as claimed in claim 3, wherein the connecting table (41) is connected with a plurality of inserting balls (43), the bottom wall (33) is provided with a plurality of ball grooves (32) matched with the inserting balls (43), and the connecting table (41) is connected with the bottom wall (33) through the matching of the inserting balls (43) and the ball grooves (32).

5. The clean seamless steel tube structure as claimed in claim 3, wherein the diameter of the outer side of the bottom wall (33) is smaller than the maximum diameter of the auxiliary tube (3), the outer side of the bottom wall (33) is provided with an external thread (31), the inner side wall of the connecting table (41) is provided with an internal thread (45) matched with the external thread (31), the internal thread (45) and the external thread (31) are both connected with a sealing ring (5), the internal thread (45) is arranged between the axial port of the main tube (4) and the connecting table (41), and the outer side of the bottom wall (33) is connected with the axial port of the main tube (4) through the matching of the internal thread (45) and the external thread (31).

6. The clean seamless steel tube structure as claimed in claim 1, wherein the axial end face of the insert tube (34) is recessed inwards to form a filter groove (36), a filter screen (6) is arranged in the filter groove (36), and the edge of the filter screen (6) is abutted against the filter groove (36).

Images