Iron-based shape memory alloy pipe joint

Abstract

The utility model provides an iron-based shape memory alloy pipe joint. The iron-based shape memory alloy pipe joint comprises a gold pipe joint main body and a metal pipe joint main body, wherein the gold pipe joint main body is made of an iron-based shape memory alloy material; the two first connectors are installed at the two ends of the gold pipe joint body respectively, the two first connectors are matched with the gold pipe joint body, and grooves are formed in the inner walls of the ends, away from each other, of the two first connectors; the two pipeline connecting assemblies are connected with the ends, away from each other, of the two first connectors in a sealed mode correspondingly. The two pipeline connecting assemblies are composed of connecting pipes, second connectors, first sealing rings, second sealing rings and third sealing rings. The iron-based shape memory alloy pipe joint is simple in structure, the sealing performance between the pipe and the pipe joint can be improved, meanwhile, the pipe and the pipe joint can be conveniently disassembled, assembled and fixed, and therefore the effect of saving time and labor can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of pipe joints, and in particular relates to an iron-based shape memory alloy pipe joint. Background Art

[0002] At present, most of the pipe joints used in pipeline connection are made of steel, cast iron, aluminum alloy and other materials. The inner wall of the pipe head is covered with a screw buckle. When in use, the pipes are connected by the screw buckle and sealing materials. Some are connected by flanges. The disadvantage is that the screw buckle connection is not tight, so the sealing is not good, and it cannot replace welding. If the buckle slips or rusts during use, it becomes waste, so the utilization rate is not high. The flange connection wastes materials and is inconvenient to use.

[0003] After searching, the patent document with the authorization publication number CN2118225U in the related technology discloses an iron-based shape memory alloy pipe joint, which is made of iron-based shape memory alloy material and has grooves on the inner wall. There are sealing ribs between the grooves, and the ribs and groove surfaces have anti-corrosion coatings. The grooves at both ends are filled with sealing materials. The pipe joint uses cheap materials and has low cost; the pipe connection is tight and has good sealing performance; it is easy to use and reliable; it can replace threaded pipe joints or welding. It is suitable for connecting various pipelines.

[0004] Regarding the above-mentioned related technologies, the utility model applicant believes that there are the following defects:

[0005] 1. The above structure has low cost, tight pipe connection, good sealing, convenient and reliable use, and can replace threaded pipe joints or welding. It is suitable for connecting various pipelines, but the pipe joints need to be twisted hard by the staff to connect the pipe and the pipe joint stably during installation, which makes the connection and fixation of the pipe joint and the pipe more troublesome and laborious.

[0006] Therefore, it is necessary to provide a new iron-based shape memory alloy pipe joint to solve the above technical problems. Utility Model Content

[0007] The technical problem solved by the utility model is to provide an iron-based shape memory alloy pipe joint with a simple structure, which can not only improve the sealing between the pipe and the pipe joint, but also facilitate the disassembly, assembly and fixation of the pipe and the pipe joint, thereby achieving the effect of saving time and labor.

[0008] In order to solve the above technical problems, the utility model provides an iron-based shape memory alloy pipe joint comprising: a gold pipe joint body, wherein the gold pipe joint body is made of an iron-based shape memory alloy material;

[0009] Two connectors 1, the two connectors 1 are respectively installed on the two ends of the gold pipe joint body, the two connectors 1 are both adapted to the gold pipe joint body, and grooves are provided on the inner walls of the ends of the two connectors 1 that are away from each other;

[0010] Two pipe connection components, the two pipe connection components are respectively sealed and connected to ends of the two connectors that are away from each other;

[0011] The two pipe connection components consist of a connecting pipe, a connecting head 2, a sealing ring 1, a sealing ring 2 and a sealing ring 3. The connecting head 2 is installed on the connecting pipe, and the connecting head 2 is adapted to the connecting pipe. The sealing ring 1 is installed on the end of the connecting head 2 away from the connecting pipe. The sealing ring 1 is adapted to the inner wall of the connecting head 1. The sealing ring 2 is sleeved on the connecting head 2, and the sealing ring 2 is adapted to the connecting head 1. The sealing ring 3 is sleeved on the connecting head 2, and the sealing ring 3 is adapted to the groove.

[0012] As a further solution of the utility model, the connector 1 and the connector 2 are connected and fixed by four fixing components.

[0013] As a further solution of the utility model, four limiting slots 1 are provided on the connector 2, and four limiting slots 2 are provided on the inner wall of the limiting slot 1.

[0014] As a further solution of the utility model, the connector is provided with four jacks, the four jacks correspond to the four limit slots one by one, and the four jacks are communicated with the four limit slots one by one.

[0015] As a further solution of the utility model, the fixing assembly includes a fixing insert, four limit insert blocks 1, a limit ring, a limit insert block 2 and an elastic limit column. The fixing insert passes through the insertion hole and extends into a limit slot 1. The fixing insert is slidably connected to the insertion hole and the limit slot 1, and four through openings are opened on the fixing insert.

[0016] As a further solution of the utility model, four limit blocks 1 are respectively installed on four through ports through four torsion springs, and the four limit blocks 1 are respectively adapted to the four through ports, the limit ring is installed on the top end of the fixed insert, the limit block 2 is slidably installed on the limit ring, and the elastic limit column is arranged in the fixed insert.

[0017] Compared with the related art, the iron-based shape memory alloy pipe joint provided by the utility model has the following beneficial effects:

[0018] 1. The utility model has a simple structure, which can not only improve the sealing between the pipe and the pipe joint, but also facilitate the disassembly, assembly and fixation of the pipe and the pipe joint, thereby achieving the effect of saving time and labor. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0020] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0021] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0022] Figure 3 It is a structural schematic diagram of the fixing component in the utility model.

[0023] In the figure: 1. gold pipe joint body; 2. connector 1; 3. connecting pipe; 4. connector 2; 5. sealing ring 1; 6. sealing ring 2; 7. sealing ring 3; 8. groove; 9. fixing assembly; 91. fixing plug-in sleeve; 92. limiting plug-in block 1; 93. limiting ring; 94. limiting plug-in block 2; 95. elastic limiting column. DETAILED DESCRIPTION

[0024] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 The structure of the utility model is shown in FIG. Figure 1 ; Figure 2 The structure of the utility model is shown in FIG. Figure 2 ; Figure 3 The iron-based shape memory alloy pipe joint comprises: a gold pipe joint body 1, wherein the gold pipe joint body 1 is made of an iron-based shape memory alloy material;

[0025] Two connectors 2, the two connectors 2 are respectively installed on the two ends of the gold pipe joint body 1, the two connectors 2 are adapted to the gold pipe joint body 1, and grooves 8 are provided on the inner walls of the ends of the two connectors 2 that are away from each other;

[0026] Two pipe connection components, the two pipe connection components are respectively sealed and connected to ends of two connectors 2 that are away from each other;

[0027] The two pipe connection components consist of a connecting pipe 3, a connecting head 2 4, a sealing ring 1 5, a sealing ring 2 6 and a sealing ring 3 7. The connecting head 2 4 is installed on the connecting pipe 3, and the connecting head 2 4 is adapted to the connecting pipe 3. The sealing ring 1 5 is installed on the end of the connecting head 2 4 away from the connecting pipe 3. The sealing ring 1 5 is adapted to the inner wall of the connecting head 1 2. The sealing ring 2 6 is sleeved on the connecting head 2 4, and the sealing ring 2 6 is adapted to the connecting head 1 2. The sealing ring 3 7 is sleeved on the connecting head 2 4, and the sealing ring 3 7 is adapted to the groove 8.

[0028] The connector 1 2 and the connector 2 4 are connected and fixed by four fixing components 9 .

[0029] The connector 2 4 is provided with four limiting slots 1 , and the inner wall of the limiting slot 1 is provided with four limiting slots 2 .

[0030] The connector 1 2 is provided with four jacks, which correspond to the four limit slots one by one, and the four jacks are communicated with the four limit slots one by one.

[0031] The fixing assembly 9 includes a fixing insert 91, four limiting insert blocks 1 92, a limiting ring 93, a limiting insert block 2 94 and an elastic limiting column 95. The fixing insert 91 passes through the insertion hole and extends into the limiting slot 1. The fixing insert 91 is slidably connected with the insertion hole and the limiting slot 1. Four through openings are opened on the fixing insert 91.

[0032] The four limit blocks 1 92 are respectively installed on the four through ports through four torsion springs, and the four limit blocks 1 92 are respectively adapted to the four through ports. The limit ring 93 is installed on the top of the fixed insert 91, and the limit block 2 94 is slidably installed on the limit ring 93. The elastic limit column 95 is arranged in the fixed insert 91.

[0033] The working principle of the iron-based shape memory alloy pipe joint provided by the utility model is as follows:

[0034] The first step: when in use, insert the connector 2 4 into the connector 1 2 through the connecting tube 3, and then improve the connection sealing between the connecting tube 3, the connector 2 4 and the connector 1 2 through the cooperation of the sealing ring 1 5, the sealing ring 2 6 and the sealing ring 3 7, and then insert the fixed insert 91 into the limiting slot 1 through the insertion hole, and the limiting ring 93 will contact the outer wall of the connector 1 2, and then insert the elastic limiting column 95 into the fixed insert 91, and use the elastic limiting column 95 to adjust the four limiting blocks 19 2 is squeezed, so that the limiting plug 1 92 is exposed from the through opening and inserted into the corresponding limiting slot 2 to be fixed, and finally the limiting plug 2 94 is slidably inserted into the limiting ring 93, so that the limiting plug 2 94 can squeeze the elastic limiting column 95, and under the elastic effect of the elastic limiting column 95, the limiting plug 2 94 can be pressed, and then the limiting plug 2 94 can be squeezed and limited (the length of the elastic limiting column 95 is slightly larger than the total length of the limiting plug 1 92 and the inner wall of the limiting ring 93);

[0035] The second step: pull out the limiting plug block 2 94, and extract the elastic limiting column 95. Under the action of the torsion spring, the limiting plug block 1 92 can pass through the opening and enter the fixed insert tube 91. Then, extract the fixed insert tube 91, and then extract the connecting pipe 3 and the connecting head 2 4 to complete the pipeline separation.

[0036] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0037] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0038] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. An iron-based shape memory alloy pipe joint, characterized in that: include: A gold pipe joint body, wherein the gold pipe joint body is made of an iron-based shape memory alloy material; Two connectors 1, the two connectors 1 are respectively installed on the two ends of the gold pipe joint body, the two connectors 1 are both adapted to the gold pipe joint body, and grooves are provided on the inner walls of the ends of the two connectors 1 that are away from each other; Two pipe connection components, the two pipe connection components are respectively sealed and connected to ends of the two connectors that are away from each other; The two pipe connection components consist of a connecting pipe, a connecting head 2, a sealing ring 1, a sealing ring 2 and a sealing ring 3. The connecting head 2 is installed on the connecting pipe, and the connecting head 2 is adapted to the connecting pipe. The sealing ring 1 is installed on the end of the connecting head 2 away from the connecting pipe. The sealing ring 1 is adapted to the inner wall of the connecting head 1. The sealing ring 2 is sleeved on the connecting head 2, and the sealing ring 2 is adapted to the connecting head 1. The sealing ring 3 is sleeved on the connecting head 2, and the sealing ring 3 is adapted to the groove.

2. The iron-based shape memory alloy pipe joint according to claim 1, characterized in that: The connector one and the connector two are connected and fixed by four fixing components. The connector two is provided with four limit slots one, and the inner wall of the limit slot one is provided with four limit slots two. The connector one is provided with four jacks, and the four jacks correspond to the four limit slots one by one, and the four jacks are communicated with the four limit slots one respectively.

3. The iron-based shape memory alloy pipe joint according to claim 2, characterized in that: The fixing assembly includes a fixing insert, four limiting insert blocks 1, a limiting ring, a limiting insert block 2 and an elastic limiting column. The fixing insert passes through the insertion hole and extends into the limiting slot 1. The fixing insert is slidably connected with the insertion hole and the limiting slot 1. Four through openings are opened on the fixing insert.

4. The iron-based shape memory alloy pipe joint according to claim 3, characterized in that: The four limit plugs are installed on the four through ports through four torsion springs, respectively. The four limit plugs are adapted to the four through ports respectively. The limit ring is installed on the top of the fixed insert. The limit block is slidably installed on the limit ring. The elastic limit column is arranged in the fixed insert.

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