Carbon fiber structure pull rod for superconductor

Abstract

The utility model discloses a carbon fiber structure pull rod for a superconductor, which comprises a carbon fiber pull rod, a bolt bar and a conical expansion sleeve, the conical expansion sleeve is positioned inside the bolt bar, the carbon fiber pull rod penetrates through the bolt bar and the conical expansion sleeve, and the conical expansion sleeve is positioned between the carbon fiber pull rod and the bolt bar. A first clamping groove, a second clamping groove and a third clamping groove which are not communicated are formed in one face of the conical expansion sleeve, a through groove is formed in the other face of the conical expansion sleeve, a stainless steel sleeve is integrally formed on the outer wall of the carbon fiber pull rod, and a bolt head is integrally formed at the end of the bolt rod. According to the carbon fiber structure pull rod for the superconductor, fixed connection between the carbon fiber pull rod and the screw is realized by utilizing the contraction and expansion effects of the slotted conical expansion sleeve, the expansion sleeve is provided with three grooves which are not communicated, and the other surface of the expansion sleeve is provided with a through groove, so that the carbon fiber structure pull rod is convenient and rapid to fix and is more stable.

Description

Technical Field

[0001] The utility model relates to the field of superconductor pull rods, in particular to a carbon fiber structure pull rod for superconductors. Background Art

[0002] The carbon fiber structural tie rod for superconductors is a low-temperature superconducting connection component. The top seat of the tie rod is a hollow structure. One end of the top seat of the tie rod is fixedly connected to the outer tube, and the other end of the top seat of the tie rod is connected by threads. With the continuous development of science and technology, people have higher and higher requirements on the manufacturing process of carbon fiber structural tie rods for superconductors.

[0003] The existing carbon fiber structural pull rods for superconductors have certain disadvantages when in use. First, the existing carbon fiber structural pull rods for superconductors cannot be connected and fixed conveniently and quickly, which is troublesome and not conducive to people's use. In addition, the service life of the existing carbon fiber structural pull rods for superconductors cannot meet the requirements well, which brings certain adverse effects to the actual use process. For this reason, we propose a carbon fiber structural pull rod for superconductors. Utility Model Content

[0004] Technical problem solved: In view of the deficiencies in the prior art, the utility model provides a carbon fiber structural pull rod for superconductors, which utilizes the contraction and expansion effect of a slotted conical expansion sleeve to achieve a fixed connection between the carbon fiber pull rod and the screws. Three blocked grooves are provided on the expansion sleeve, and a through groove is provided on the other side, which facilitates and quickly fixes, and is more stable, and can effectively solve the problems in the background technology.

[0005] Technical solution: To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a carbon fiber structural pull rod for superconductors, comprising a carbon fiber pull rod, a bolt rod and a conical expansion sleeve, wherein the conical expansion sleeve is located inside the bolt rod, the carbon fiber pull rod passes through the bolt rod and the conical expansion sleeve, and the conical expansion sleeve is located between the carbon fiber pull rod and the bolt rod, one side of the conical expansion sleeve is provided with a first blocking groove, a second blocking groove and a third blocking groove, and the other side of the conical expansion sleeve is provided with a through groove.

[0006] Preferably, a stainless steel sleeve is integrally formed on the outer wall of the carbon fiber pull rod, a bolt head is integrally formed on the end of the bolt rod, an inflatable sealing pad is positioned at the inner end of the conical expansion sleeve, an inflation port is connected to the inflatable sealing pad, and a sealing cover is connected to the inflation port.

[0007] Preferably, the first clamping groove, the second clamping groove, the third clamping groove and the through groove provided on the conical expansion sleeve have the function of contraction and expansion to quickly fix the carbon fiber pull rod and the bolt rod.

[0008] Preferably, the conical expansion sleeve is integrally formed with the first clamping groove, the second clamping groove, the third clamping groove and the through groove by grinding.

[0009] Preferably, the carbon fiber pull rod and the stainless steel sleeve are integrally formed by die-casting, and the bolt rod and the bolt head are integrally formed by casting.

[0010] Preferably, the end of the conical expansion sleeve is fixed by clamping with an inflatable sealing cushion, and the inflatable sealing cushion is controlled by inflation through an inflation port and a sealing cover.

[0011] Beneficial effects: Compared with the prior art, the utility model provides a carbon fiber structural pull rod for superconductors, which has the following beneficial effects: the carbon fiber structural pull rod for superconductors, the first card slot, the second card slot, the third card slot and the through slot on the conical expansion sleeve have the shrinkage and expansion effect to quickly fix the carbon fiber pull rod and the bolt rod, and the shrinkage and expansion effect of the slotted conical expansion sleeve is used to achieve a fixed connection between the carbon fiber pull rod and the screw, wherein three non-through slots are provided on the expansion sleeve and a through slot is provided on the other side, which is convenient and quick to fix and more stable. The entire carbon fiber structural pull rod for superconductors has a simple structure, is easy to operate, and has a better effect than the traditional method. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a schematic diagram of the overall structure of a carbon fiber structural pull rod for a superconductor.

[0013] Figure 2 The utility model is a schematic diagram of the overall decomposed structure of a carbon fiber structural pull rod for a superconductor.

[0014] Figure 3 The utility model is a structural schematic diagram of one side of a conical expansion sleeve in a carbon fiber structural pull rod for a superconductor.

[0015] Figure 4 It is a schematic structural diagram of the other side of a conical expansion sleeve in a carbon fiber structural pull rod for a superconductor of the utility model.

[0016] Figure 5 The utility model is a structural schematic diagram of an inflatable sealing pad in a carbon fiber structural pull rod for a superconductor.

[0017] In the figure: 1. Carbon fiber pull rod; 2. Bolt rod; 3. Conical expansion sleeve; 4. Bolt head; 5. Stainless steel sleeve; 6. First slot; 7. Second slot; 8. Third slot; 9. Through slot; 10. Inflatable sealing pad; 11. Inflating port; 12. Sealing cover. DETAILED DESCRIPTION

[0018] The technical solution of the utility model will be clearly and completely described below in conjunction with the accompanying drawings and specific embodiments, but those skilled in the art will understand that the embodiments described below are part of the embodiments of the utility model, rather than all of the embodiments, and are only used to illustrate the utility model, and should not be considered as limiting the scope of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of the utility model. If the specific conditions are not specified in the embodiments, they are carried out according to conventional conditions or conditions recommended by the manufacturer. If the manufacturer is not specified for the reagents or instruments used, they are all conventional products that can be purchased commercially.

[0019] In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", and "third" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] like Figure 1-5 As shown, a carbon fiber structural pull rod for superconductors includes a carbon fiber pull rod 1, a bolt rod 2 and a conical expansion sleeve 3, wherein the conical expansion sleeve 3 is located inside the bolt rod 2, the carbon fiber pull rod 1 passes through the bolt rod 2 and the conical expansion sleeve 3, and the conical expansion sleeve 3 is located between the carbon fiber pull rod 1 and the bolt rod 2, one side of the conical expansion sleeve 3 is provided with a first blocking groove 6, a second blocking groove 7 and a third blocking groove 8, and the other side of the conical expansion sleeve 3 is provided with a through groove 9, and the contraction and expansion effect of the slotted conical expansion sleeve is utilized to realize the fixed connection between the carbon fiber pull rod and the screw, wherein the expansion sleeve is provided with three blocked grooves and the other side is provided with a through groove, which is convenient and quick to fix and more stable.

[0022] Furthermore, a stainless steel sleeve 5 is integrally formed on the outer wall of the carbon fiber pull rod 1, a bolt head 4 is integrally formed on the end of the bolt rod 2, an inflatable sealing pad 10 is positioned at the inner end of the conical expansion sleeve 3, an inflatable sealing pad 10 is connected to an inflatable port 11, and a sealing cover 12 is connected to the position of the inflatable port 11.

[0023] Furthermore, the first clamping groove 6 , the second clamping groove 7 , the third clamping groove 8 and the through groove 9 provided on the conical expansion sleeve 3 have the function of contraction and expansion to quickly fix the carbon fiber tie rod 1 and the bolt rod 2 .

[0024] Furthermore, the conical expansion sleeve 3 and the first clamping groove 6 , the second clamping groove 7 , the third clamping groove 8 and the through groove 9 are integrally formed by grinding.

[0025] Furthermore, the carbon fiber pull rod 1 and the stainless steel sleeve 5 are integrally formed by die-casting, and the bolt rod 2 and the bolt head 4 are integrally formed by casting.

[0026] Furthermore, the end of the conical expansion sleeve 3 is fixed by clamping with the inflatable sealing cushion 10 , and the inflatable sealing cushion 10 is inflated and controlled by the inflatable port 11 and the sealing cover 12 .

[0027] Working principle: The utility model includes a carbon fiber pull rod 1, a bolt rod 2, a conical expansion sleeve 3, a bolt head 4, a stainless steel sleeve 5, a first slot 6, a second slot 7, a third slot 8, a through slot 9, an inflation seal 10, an inflation port 11, and a sealing cover 12. When in use, the first slot 6, the second slot 7, the third slot 8 and the through slot 9 on the conical expansion sleeve 3 have the effect of shrinking and expanding to quickly fix the carbon fiber pull rod 1 and the bolt rod 2. The contraction and expansion effect of the slotted conical expansion sleeve is used to achieve a fixed connection between the carbon fiber pull rod and the screw. Three blocked slots are provided on the expansion sleeve, and a through slot is provided on the other side, which is convenient and quick to fix and more stable.

[0028] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0029] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A carbon fiber structural tie rod for a superconductor, comprising a carbon fiber tie rod (1), a bolt rod (2) and a conical expansion sleeve (3), characterized in that: The conical expansion sleeve (3) is located inside the bolt rod (2), the carbon fiber pull rod (1) passes through the bolt rod (2) and the conical expansion sleeve (3), and the conical expansion sleeve (3) is located between the carbon fiber pull rod (1) and the bolt rod (2), one side of the conical expansion sleeve (3) is provided with a first blocking groove (6), a second blocking groove (7) and a third blocking groove (8), and the other side of the conical expansion sleeve (3) is provided with a through groove (9).

2. The carbon fiber structural tie rod for superconductors according to claim 1, characterized in that: The outer wall of the carbon fiber pull rod (1) is integrally formed with a stainless steel sleeve (5), the end of the bolt rod (2) is integrally formed with a bolt head (4), the inner end of the conical expansion sleeve (3) is positioned with an inflatable sealing pad (10), the inflatable sealing pad (10) is connected to an inflation port (11), and the inflation port (11) is connected to a sealing cover (12).

3. The carbon fiber structural tie rod for superconductors according to claim 1, characterized in that: The first clamping groove (6), the second clamping groove (7), the third clamping groove (8) and the through groove (9) provided on the conical expansion sleeve (3) have the function of contraction and expansion to quickly fix the carbon fiber pull rod (1) and the bolt rod (2).

4. The carbon fiber structural tie rod for superconductors according to claim 1, characterized in that: The conical expansion sleeve (3) is integrally formed with the first clamping groove (6), the second clamping groove (7), the third clamping groove (8) and the through groove (9) through grinding.

5. The carbon fiber structural tie rod for superconductors according to claim 2, characterized in that: The carbon fiber pull rod (1) and the stainless steel sleeve (5) are integrally formed by die-casting, and the bolt rod (2) and the bolt head (4) are integrally formed by casting.

6. The carbon fiber structural tie rod for superconductors according to claim 2, characterized in that: The end of the conical expansion sleeve (3) is fixed by clamping with an inflatable sealing cushion (10), and the inflatable sealing cushion (10) is inflated and controlled through an inflating port (11) and a sealing cover (12).

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