Glass reinforced plastic pipe structure convenient to connect and fix

Abstract

The utility model provides a glass reinforced plastic pipe structure convenient to connect and fix, which relates to the technical field of glass reinforced plastic pipes and comprises a first glass reinforced plastic pipe, a second glass reinforced plastic pipe is arranged below the first glass reinforced plastic pipe, a connecting mechanism is arranged on the outer side of an inner connecting pipe, and positioning mechanisms are arranged on the outer sides of the upper part and the lower part of a connecting plate; the connecting mechanism is arranged on the outer side of the inner connecting pipe, the glass reinforced plastic pipe can be stably connected through mutual cooperation of a connecting base, an outer thread, a connecting sleeve, a positioning plate, a limiting plate and an inner thread of the connecting mechanism, connection is more convenient and efficient, and meanwhile the sealing gasket and the sealing groove are used, so that the sealing effect is better. According to the glass reinforced plastic pipe, the sealing performance is better after the first glass reinforced plastic pipe and the second glass reinforced plastic pipe are connected, so that the first glass reinforced plastic pipe and the second glass reinforced plastic pipe do not leak in use, and the practicability of the glass reinforced plastic pipe in use is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of glass fiber reinforced plastic pipes, in particular to a glass fiber reinforced plastic pipe structure which is convenient for connection and fixing. Background Art

[0002] With the development of economy and the continuous improvement of science and technology, FRP products are increasingly used in daily life. FRP pipes are also called glass fiber wound sand-filled pipes. They are mainly made of glass fiber and its products as reinforcing materials, unsaturated polyester resins and epoxy resins with high molecular weight as basic materials, and inorganic non-metallic granular materials such as quartz sand and calcium carbonate as fillers as main raw materials.

[0003] However, when the existing FRP pipes are in use, they often need to be connected and processed because of their limited length. When connecting the FRP pipes, flanges are used to connect the two FRP pipes in most cases. After long-term use, the connection of the FRP pipes is prone to leakage and loosening. The connection of the FRP pipes is not firm enough, which reduces the practicality of the FRP pipes when in use. Therefore, the utility model proposes a FRP pipe structure that is easy to connect and fix to solve the above problems. Utility Model Content

[0004] In view of the above problems, the utility model proposes a glass fiber reinforced plastic pipe structure which is easy to connect and fix, which solves the problem that the connection of the glass fiber reinforced plastic pipe using flanges in the prior art is prone to leakage after long-term use, and is easy to loosen, and the connection of the glass fiber reinforced plastic pipe is not firm enough.

[0005] To achieve the purpose of the utility model, the utility model is implemented through the following technical solutions: a glass fiber reinforced plastic pipe structure that is easy to connect and fix, comprising a first glass fiber reinforced plastic pipe, a second glass fiber reinforced plastic pipe is arranged below the first glass fiber reinforced plastic pipe, a connecting plate is arranged between the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe, inner connecting pipes are installed above and below the connecting plate, the inner connecting pipes are respectively arranged at one end inside the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe, a connecting mechanism is arranged on the outside of the inner connecting pipe, and a positioning mechanism is arranged on the outside above and below the connecting plate;

[0006] The connecting mechanism includes a connecting seat, an external thread, a connecting sleeve, a positioning plate, a limiting plate and an internal thread. The connecting seat is installed on the outside of the connecting tube at the top of the connecting plate. The outer wall of the connecting seat is provided with an external thread. The limiting plate is installed on the outer wall of the first glass fiber reinforced plastic pipe. The connecting seat and the outer sleeve of the limiting plate are provided with a connecting sleeve. A positioning plate is installed at one end of the connecting sleeve. The inside of the connecting sleeve is provided with an internal thread.

[0007] A further improvement is that a gap is provided between the inner connecting pipe and the connecting seat, and the gap is equivalent to the wall thickness of the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe.

[0008] A further improvement is that a sealing gasket is provided at one end of the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe, a sealing groove is provided inside the sealing gasket, and the sealing groove is installed at both ends of the connecting plate.

[0009] A further improvement is that the cross section of the sealing gasket is larger than the cross section of the sealing groove, and a snap-fit ​​structure is formed between the sealing gasket and the sealing groove.

[0010] A further improvement is that the positioning mechanism includes a positioning seat, a screw and a threaded groove, the positioning seat is installed at the top and bottom ends of the connecting plate, the threaded groove is opened inside the positioning plate, a screw is arranged inside the threaded groove, one end of the screw extends to the inside of the positioning seat, and a thread matching the screw is arranged inside the positioning seat.

[0011] A further improvement is that: a plurality of the positioning seats are provided at both ends of the connecting plate, and the plurality of the positioning seats are distributed at equal intervals at both ends of the connecting plate.

[0012] The beneficial effects of the utility model are as follows: by arranging a connecting mechanism on the outer side of the inner connecting pipe, the glass fiber reinforced plastic pipe can be stably connected by utilizing the mutual cooperation between the connecting seat, external thread, connecting sleeve, positioning plate, limit plate and internal thread of the connecting mechanism, and the connection is more convenient and efficient. At the same time, the use of the sealing gasket and the sealing groove makes the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe have better sealing after being connected, so that the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe will not have leakage problems when in use, thereby greatly improving the practicality of the glass fiber reinforced plastic pipe when in use; by arranging a positioning mechanism at both ends of the connecting plate, the mutual cooperation between the positioning seat, screw and thread groove of the positioning mechanism can be used to fix the two positioning plates and the connecting plate, so that the first glass fiber reinforced plastic pipe and the second glass fiber reinforced plastic pipe are more stable when connected and used, thereby greatly improving the stability of the glass fiber reinforced plastic pipe when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0014] Figure 2 This is an overall diagram of the positioning mechanism of the utility model;

[0015] Figure 3 This is a schematic diagram of the overall structure of the connecting mechanism of the utility model;

[0016] Figure 4 It is a front view cross-sectional structural schematic diagram of the connection mechanism of the utility model.

[0017] Among them: 1. First FRP pipe; 2. Second FRP pipe; 3. Connecting plate; 4. Inner connecting pipe; 5. Sealing gasket; 6. Sealing groove; 7. Connecting seat; 8. External thread; 9. Connecting sleeve; 10. Positioning plate; 11. Limiting plate; 12. Internal thread; 13. Positioning seat; 14. Screw; 15. Thread groove. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0019] according to Figure 1 , 2 As shown in Figures 3 and 4, the present embodiment proposes a FRP pipe structure that is easy to connect and fix, including a first FRP pipe 1, a second FRP pipe 2 is arranged below the first FRP pipe 1, a connecting plate 3 is arranged between the first FRP pipe 1 and the second FRP pipe 2, an inner connecting pipe 4 is installed above and below the connecting plate 3, the inner connecting pipe 4 is respectively arranged at one end inside the first FRP pipe 1 and the second FRP pipe 2, a connecting mechanism is arranged on the outer side of the inner connecting pipe 4, and a positioning mechanism is arranged on the outer side above and below the connecting plate 3.

[0020] The connecting mechanism includes a connecting seat 7, an external thread 8, a connecting sleeve 9, a positioning plate 10, a limiting plate 11 and an internal thread 12. The connecting seat 7 is installed on the outside of the connecting tube 4 at the top of the connecting plate 3. The outer wall of the connecting seat 7 is provided with an external thread 8. The limiting plate 11 is installed on the outer wall of the first glass fiber reinforced plastic pipe 1. The connecting seat 7 and the outer side of the limiting plate 11 are provided with a connecting sleeve 9. A positioning plate 10 is installed at one end of the connecting sleeve 9. An internal thread 12 is provided inside the connecting sleeve 9. A gap is provided between the internal connecting tube 4 and the connecting seat 7. The gap is connected to the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 1. The wall thickness of the steel pipe 2 is comparable. When in use, one end of the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 2 are respectively placed on the outside of the connecting pipe 4 and the inside of the connecting seat 7 at both ends of the connecting plate 3, and then the connecting sleeve 9 is rotated. Due to the threaded connection between the external thread 8 and the internal thread 12, the connecting sleeve 9 is used to drive the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 2 to move toward the inside of the connecting seat 7 with the cooperation of the limiting plate 11 to complete the connection of the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 2. The glass fiber reinforced plastic pipes can be stably connected, and the connection is more convenient and efficient, thereby greatly improving the practicality of the glass fiber reinforced plastic pipe when in use.

[0021] A sealing gasket 5 is provided at one end of the first FRP tube 1 and the second FRP tube 2, and a sealing groove 6 is provided inside the sealing gasket 5. The sealing groove 6 is installed at both ends of the connecting plate 3. The cross section of the sealing gasket 5 is larger than the cross section of the sealing groove 6. A snap-fit ​​structure is formed between the sealing gasket 5 and the sealing groove 6. When in use, the sealing groove 6 enters the interior of the sealing gasket 5, and the sealing gasket 5 and the sealing groove 6 are snap-fitted with each other, so that the first FRP tube 1 and the second FRP tube 2 have better sealing after being connected, so that the first FRP tube 1 and the second FRP tube 2 will not have leakage problems when in use.

[0022] The positioning mechanism includes a positioning seat 13, a screw 14 and a thread groove 15. The positioning seat 13 is installed at the top and bottom ends of the connecting plate 3. The thread groove 15 is opened in the interior of the positioning plate 10. The interior of the thread groove 15 is penetrated by a screw 14. One end of the screw 14 extends to the interior of the positioning seat 13. The interior of the positioning seat 13 is provided with a thread adapted to the screw 14. The positioning seat 13 is provided with a plurality of them at both ends of the connecting plate 3. The plurality of positioning seats 13 are evenly spaced at both ends of the connecting plate 3. When in use, the screw 14 is taken out, the screw 14 is rotated into the interior of the thread groove 15, and then the screw 14 is turned into the interior of the positioning seat 13, so that the screw 14 and the thread inside the positioning seat 13 are meshed with each other, the positioning plate 10 and the connecting plate 3 are fixed, and the connection and use of the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 2 are completed, so that the first glass fiber reinforced plastic pipe 1 and the second glass fiber reinforced plastic pipe 2 are more stable when connected and used, thereby greatly improving the stability of the glass fiber reinforced plastic pipe when in use.

[0023] Working principle: The staff first places one end of the first FRP tube 1 and the second FRP tube 2 on the outside of the connecting tube 4 and the inside of the connecting seat 7 at both ends of the connecting plate 3, and then rotates the connecting sleeve 9. Due to the threaded connection between the external thread 8 and the internal thread 12, the connecting sleeve 9 is used to drive the first FRP tube 1 and the second FRP tube 2 to move to the inside of the connecting seat 7 with the cooperation of the limit plate 11. At this time, the sealing groove 6 enters the interior of the sealing gasket 5, so that the connecting plate 3 is sealed and connected with the first FRP tube 1 and the second FRP tube 2 respectively. Then the screw 14 is taken out, the screw 14 is rotated into the interior of the thread groove 15, and then the screw 14 is turned into the interior of the positioning seat 13, so that the screw 14 and the threads inside the positioning seat 13 are meshed with each other, and the positioning plate 10 and the connecting plate 3 are fixed to complete the connection and use of the first FRP tube 1 and the second FRP tube 2.

[0024] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A glass fiber reinforced plastic pipe structure that is easy to connect and fix, comprising a first glass fiber reinforced plastic pipe (1), characterized in that: A second glass fiber reinforced plastic pipe (2) is arranged below the first glass fiber reinforced plastic pipe (1), a connecting plate (3) is arranged between the first glass fiber reinforced plastic pipe (1) and the second glass fiber reinforced plastic pipe (2), inner connecting pipes (4) are installed above and below the connecting plate (3), the inner connecting pipes (4) are arranged at one end inside the first glass fiber reinforced plastic pipe (1) and the second glass fiber reinforced plastic pipe (2), a connecting mechanism is arranged on the outside of the inner connecting pipe (4), and a positioning mechanism is arranged on the outside above and below the connecting plate (3); The connection mechanism comprises a connection seat (7), an external thread (8), a connection sleeve (9), a positioning plate (10), a limiting plate (11) and an internal thread (12); the connection seat (7) is mounted on the outside of the connection tube (4) at the top end of the connection plate (3); the outer wall of the connection seat (7) is provided with an external thread (8); the limiting plate (11) is mounted on the outer wall of the first glass fiber reinforced plastic tube (1); the outer sleeves of the connection seat (7) and the limiting plate (11) are provided with a connection sleeve (9); one end of the connection sleeve (9) is provided with a positioning plate (10); the interior of the connection sleeve (9) is provided with an internal thread (12).

2. The glass fiber reinforced plastic pipe structure that is easy to connect and fix according to claim 1 is characterized in that: A gap is provided between the inner connecting pipe (4) and the connecting seat (7), and the gap is equivalent to the wall thickness of the first glass fiber reinforced plastic pipe (1) and the second glass fiber reinforced plastic pipe (2).

3. The glass fiber reinforced plastic pipe structure that is easy to connect and fix according to claim 1 is characterized in that: A sealing gasket (5) is provided at one end of the first glass fiber reinforced plastic pipe (1) and the second glass fiber reinforced plastic pipe (2), a sealing groove (6) is provided inside the sealing gasket (5), and the sealing groove (6) is installed at both ends of the connecting plate (3).

4. The glass fiber reinforced plastic pipe structure that is easy to connect and fix according to claim 3 is characterized in that: The cross section of the sealing gasket (5) is larger than the cross section of the sealing groove (6), and a snap-fit ​​structure is formed between the sealing gasket (5) and the sealing groove (6).

5. The glass fiber reinforced plastic pipe structure that is easy to connect and fix according to claim 1 is characterized in that: The positioning mechanism comprises a positioning seat (13), a screw rod (14) and a threaded groove (15); the positioning seat (13) is mounted on the top and bottom ends of the connecting plate (3); the threaded groove (15) is arranged inside the positioning plate (10); a screw rod (14) is arranged inside the threaded groove (15); one end of the screw rod (14) extends into the interior of the positioning seat (13); and a thread matching the screw rod (14) is arranged inside the positioning seat (13).

6. The glass fiber reinforced plastic pipe structure that is easy to connect and fix according to claim 5, characterized in that: A plurality of the positioning seats (13) are provided at both ends of the connecting plate (3), and the plurality of the positioning seats (13) are distributed at equal intervals at both ends of the connecting plate (3).

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