Plastic-coated composite steel pipe quick connector
By designing the quick connection head of the plastic-coated composite steel pipe, using parts such as slots, slide rods, sealing mechanisms, and the rapid connection and sealing of the plastic-coated composite steel pipe are achieved, solving the problems of inconvenience in connection and water leakage in the existing technology, and improving the problem of improved connection and improved Connection efficiency and sealing effect.
Patent Information
- Application Number
- CN202421168966.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-02-14
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
The existing plastic-coated composite steel pipe connectors require the rotation of bolts with the help of external tools, which leads to inconvenient connection and cannot be completed quickly, and lacks a sealing mechanism, which may lead to water leakage.
A quick connection head of plastic-coated composite steel pipe is designed, using parts such as slots, slide rods, handles, springs, support rings and sealing mechanisms. Through the movement of the slide rod and the elasticity of the spring, the rapid connection of plastic-coated composite steel pipes is achieved. And through the cooperation of the semicircular sealing sleeve and screw, ensure the connection is sealed to prevent water leakage.
It realizes rapid connection and sealing of plastic-coated composite steel pipes, solves the problems of inconvenience in connection and water leakage, and improves the connection efficiency and sealing effect.
Smart Images
Figure CN222479749U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the field of plastic-coated composite steel pipe connectors, and in particular relates to a plastic-coated composite steel pipe quick connector. Background Art
[0002] As an important pipeline product, plastic-coated composite steel pipe has a wide range of applications in various fields. The following is a detailed introduction to the uses of plastic-coated composite steel pipe. Urban water supply system: Plastic-coated composite steel pipe is widely used in urban water supply systems. It has the advantages of corrosion resistance and resistance, and can resist the erosion of chemicals and corrosive substances in water to keep the water clean and safe. At the same time, the plastic-coated composite pipe also has high pressure resistance and can withstand the high-pressure water flow in the urban water supply system to ensure stable and smooth water flow. In short, plastic-coated composite steel pipe plays an important role in urban water supply, petrochemical, construction, electricity, metallurgy and mining. It has the characteristics of corrosion resistance, pressure resistance, wear resistance and high temperature resistance, which can protect the integrity and safety of the pipeline and ensure the normal operation of various systems. The plastic-coated composite steel pipe connector is a kind of pipeline fitting used to connect plastic-coated composite steel pipes. Its main function is to connect two plastic-coated composite steel pipes together. In the prior art, when the device is connected to the plastic-coated composite steel pipe, it is necessary to use an external tool to rotate the bolts on the device, which makes it inconvenient for the device to quickly connect the plastic-coated composite steel pipe. In addition, the device has no sealing mechanism, and the connection between the device and the plastic-coated composite steel pipe is inconvenient to be sealed, resulting in water leakage at the connection between the device and the plastic-coated composite steel pipe. Therefore, it is necessary to improve the prior art. Summary of the invention
[0003] The purpose of the utility model is to provide a plastic-coated composite steel pipe quick connector, which solves the problem that when the device is connected to the plastic-coated composite steel pipe, it is necessary to use external tools to rotate the bolts on the device, which makes it inconvenient to quickly connect the device to the plastic-coated composite steel pipe. In addition, the device has no sealing mechanism, and the connection between the device and the plastic-coated composite steel pipe is difficult to seal, which may lead to water leakage at the connection between the device and the plastic-coated composite steel pipe.
[0004] In order to achieve the above-mentioned purpose, the utility model provides a plastic-coated composite steel pipe quick connector, including a connecting shell, the interior of the connecting shell is slidably connected to the plastic-coated composite steel pipe, the interior of the plastic-coated composite steel pipe is provided with a slot, the interior of the slot is slidably connected to a slide rod, a spring is provided on the outside of the slide rod, a support ring is fixedly connected to the outside of the slide rod, a sliding groove is provided on the interior of the connecting shell, the interior of the connecting shell is slidably connected to the slide rod, and a sealing mechanism is provided on the interior of the connecting shell.
[0005] The principle of the utility model is that when the device is used, the handle is pulled to move in a direction away from the connecting shell, the movement of the handle drives the sliding rod to move, the movement of the sliding rod drives the movement of the supporting ring, the movement of the supporting ring drives the movement of the guide block, the movement of the supporting ring compresses the spring, and after the sliding rod moves to the specified position, the plastic-coated composite steel pipe and the card slot are moved to the specified position in the connecting shell, and then the handle is released, the elastic force of the spring pushes the supporting ring to move, the movement of the supporting ring drives the sliding rod and other components to move, the sliding rod moves into the card slot, and then the plastic-coated composite steel pipe is limited, so that the device can quickly connect the plastic-coated composite steel pipe;
[0006] When the connection between the device and the plastic-coated composite steel pipe needs to be sealed, the push block is pushed toward the connecting shell. The movement of the push block drives the push rod to move. The movement of the push rod drives the semicircular sealing sleeve to move. The lubricating oil in the sponge lubricates the push rod. The semicircular sealing sleeve moves and contacts the plastic-coated composite steel pipe. Then the rotating block is moved to drive the screw to move. The screw moves and inserts from the push block to contact the connecting shell. Then the rotating block is rotated to drive the screw to rotate and generate threaded motion with the connecting shell, thereby causing relative displacement of the screw. After the screw rotates to the specified position, the connection between the device and the plastic-coated composite steel pipe is sealed to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe.
[0007] The beneficial effect of the utility model is that: this scheme designs components such as slots, slide bars, handles, springs, support rings and slide slots, pulls the slide bar to a specified position, and then moves the plastic-coated composite steel pipe and the slot to a specified position in the connecting shell, and then releases the slide bar, and the slide bar moves into the slot, so that the plastic-coated composite steel pipe is limited, so that the device can quickly connect the plastic-coated composite steel pipe, and by designing components such as semicircular sealing sleeves, push rods, push blocks, sponges, screws and rotating blocks, pushes the push rods and semicircular sealing sleeves and other components to specified positions, and then installs the screws to the specified positions in the connecting shell, so that the semicircular sealing sleeves and other components are limited, so that the connection between the device and the plastic-coated composite steel pipe is sealed to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe.
[0008] Furthermore, a handle is fixedly connected to one end of the slide bar away from the card slot, and the handle is in contact with the connecting shell. The handle is designed to be used to drive the slide bar to move.
[0009] Furthermore, one end of the spring is fixedly connected to a support ring, and the other end of the spring is fixedly connected to a connecting shell. By designing the spring, the support ring has an elastic effect.
[0010] Furthermore, a guide block is slidably connected inside the sliding groove, and a support ring is fixedly connected to the outer side of the guide block. The support ring can be guided by designing the guide block.
[0011] Furthermore, the sealing mechanism includes a semicircular sealing sleeve, the interior of the connecting shell is slidably connected with the semicircular sealing sleeve, the interior of the semicircular sealing sleeve contacts the plastic-coated composite steel pipe, the outer side of the semicircular sealing sleeve is fixedly connected with a push rod, the end of the push rod away from the semicircular sealing sleeve is fixedly connected with a push block, the interior of the push block is movably connected with a screw rod, and the interior of the connecting shell is threadedly connected with a screw rod. By pushing the push rod and the semicircular sealing sleeve and other components to the specified position, and then installing the screw rod to the specified position in the connecting shell, the semicircular sealing sleeve and other components are limited, and the connection between the device and the plastic-coated composite steel pipe is sealed, so as to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe.
[0012] Furthermore, a sponge is provided inside the connecting shell, and a push rod is slidably connected inside the sponge. The sponge can be used to store lubricating oil by design.
[0013] Furthermore, a rotating block is fixedly connected to the screw rod, and a push block is in contact with the rotating block. The push block can be used to drive the push rod and other components to move by designing the push block. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a three-dimensional diagram of the overall structure of the plastic-coated composite steel pipe quick connector according to an embodiment of the present invention;
[0015] Figure 2 The quick connector of the plastic-coated composite steel pipe of the embodiment of the present invention is Figure 1 A sectional stereogram of the overall structure;
[0016] Figure 3 The quick connector of the plastic-coated composite steel pipe of the embodiment of the present invention is Figure 1 A front cross-sectional view of
[0017] Figure 4 The quick connector of the plastic-coated composite steel pipe of the embodiment of the present invention is Figure 2 A magnified image of point A;
[0018] Figure 5 The quick connector of the plastic-coated composite steel pipe of the embodiment of the present invention is Figure 3 Enlarged view of point B. DETAILED DESCRIPTION
[0019] The following is further described in detail through specific implementation methods:
[0020] The figure marks in the drawings of the specification include: connecting shell 1, plastic-coated composite steel pipe 2, slot 3, slide rod 4, handle 5, spring 6, support ring 7, sliding groove 8, guide block 9, sealing mechanism 10, semicircular sealing sleeve 101, push rod 102, push block 103, sponge 104, screw 105, rotating block 106.
[0021] like Figure 1 — Figure 5 As shown, this embodiment provides a plastic-coated composite steel pipe quick connector, including a connecting shell 1, a plastic-coated composite steel pipe 2 is slidably connected to the inside of the connecting shell 1, a slot 3 is opened inside the plastic-coated composite steel pipe 2, a slide rod 4 is slidably connected to the inside of the slot 3, and a handle 5 is fixedly connected to the end of the slide rod 4 away from the slot 3. The handle 5 is in contact with the connecting shell 1. By designing the handle 5, it can be used to drive the slide rod 4 to move. A spring 6 is arranged on the outside of the slide rod 4, one end of the spring 6 is fixedly connected to a support ring 7, and the other end of the spring 6 is fixedly connected to the connecting shell 1. By designing the spring 6, the support ring 7 has an elastic effect.
[0022] like Figure 1 — Figure 5 As shown, the outer side of the slide rod 4 is fixedly connected with a support ring 7, the interior of the connecting shell 1 is provided with a sliding groove 8, the interior of the sliding groove 8 is slidably connected with a guide block 9, the outer side of the guide block 9 is fixedly connected with a support ring 7, and the support ring 7 can be guided by designing the guide block 9, the interior of the connecting shell 1 is slidably connected with the slide rod 4, and the interior of the connecting shell 1 is provided with a sealing mechanism 10, by pulling the slide rod 4 to move to the specified position, and then moving the plastic-coated composite steel pipe 2 and the slot 3 to the specified position in the connecting shell 1, and then releasing the slide rod 4, the slide rod 4 moves into the slot 3, so that the plastic-coated composite steel pipe 2 is limited, so that the device can quickly connect the plastic-coated composite steel pipe 2.
[0023] like Figure 1 — Figure 5 As shown, the sealing mechanism 10 includes a semicircular sealing sleeve 101, the semicircular sealing sleeve 101 is slidably connected to the interior of the connecting shell 1, the interior of the semicircular sealing sleeve 101 contacts the plastic-coated composite steel pipe 2, the outer side of the semicircular sealing sleeve 101 is fixedly connected to a push rod 102, and the end of the push rod 102 away from the semicircular sealing sleeve 101 is fixedly connected to a push block 103, a sponge 104 is arranged inside the connecting shell 1, the interior of the sponge 104 is slidably connected to the push rod 102, and the sponge 104 can be used to store lubricating oil by design, and the interior of the push block 103 is movably connected to a screw 105, and the screw A rotating block 106 is fixedly connected to the rod 105, and a push block 103 is in contact with the rotating block 106. The push block 103 is designed to drive the push rod 102 and other components to move. The interior of the connecting shell 1 is connected with a screw 105 through a thread. By pushing the push rod 102 and the semicircular sealing sleeve 101 and other components to the specified position, and then installing the screw 105 to the specified position in the connecting shell 1, the semicircular sealing sleeve 101 and other components are limited, and the connection between the device and the plastic-coated composite steel pipe 2 is sealed to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe 2.
[0024] The specific implementation process of the utility model is as follows: when the device is used, the handle 5 is pulled to move in the direction away from the connecting shell 1, the movement of the handle 5 drives the slide bar 4 to move, the movement of the slide bar 4 drives the support ring 7 to move, the movement of the support ring 7 drives the guide block 9 to move, the movement of the support ring 7 compresses the spring 6, and after the slide bar 4 moves to the specified position, the plastic-coated composite steel pipe 2 and the card slot 3 are moved to the specified position in the connecting shell 1, and then the handle 5 is released, the elastic force of the spring 6 pushes the support ring 7 to move, the movement of the support ring 7 drives the slide bar 4 and other components to move, and the slide bar 4 moves into the card slot 3, so that the plastic-coated composite steel pipe 2 is limited, so that the device can quickly connect the plastic-coated composite steel pipe 2;
[0025] When the connection between the device and the plastic-coated composite steel pipe 2 needs to be sealed, push block 103 is pushed to move in the direction of connecting shell 1, and the movement of push block 103 drives push rod 102 to move, and the movement of push rod 102 drives semicircular sealing sleeve 101 to move, and the lubricating oil in sponge 104 lubricates push rod 102, and semicircular sealing sleeve 101 moves to contact the plastic-coated composite steel pipe 2, and then the rotating block 106 is moved to drive screw 105 to move, and screw 105 moves from the push block 103 to contact the connecting shell 1, and then the rotating block 106 is rotated to drive screw 105 to rotate and perform threaded motion with the connecting shell 1, thereby causing screw 105 to produce relative displacement, and after screw 105 rotates to the specified position, the connection between the device and the plastic-coated composite steel pipe 2 is sealed to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe 2.
[0026] This scheme designs components such as the slot 3, the slide bar 4, the handle 5, the spring 6, the support ring 7 and the slide slot 8, pulls the slide bar 4 to move to the specified position, and then moves the plastic-coated composite steel pipe 2 and the slot 3 to the specified position in the connecting shell 1, and then releases the slide bar 4, and the slide bar 4 moves into the slot 3, so that the plastic-coated composite steel pipe 2 is limited, so that the device can quickly connect the plastic-coated composite steel pipe 2, and by designing components such as the semicircular sealing sleeve 101, the push rod 102, the push block 103, the sponge 104, the screw 105 and the rotating block 106, push the push rod 102 and the semicircular sealing sleeve 101 and other components to the specified position, and then install the screw 105 to the specified position in the connecting shell 1, so that the semicircular sealing sleeve 101 and other components are limited, so that the connection between the device and the plastic-coated composite steel pipe 2 is sealed to prevent water leakage at the connection between the device and the plastic-coated composite steel pipe 2.
[0027] It should be noted in advance that, in the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like 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 direct connection, or an indirect connection through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0028] The above is only an embodiment of the present invention, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.
Claims
1. A plastic-coated composite steel pipe quick connector, comprising a connecting shell, characterized in that: The interior of the connecting shell is slidably connected with a plastic-coated composite steel pipe, a slot is provided inside the plastic-coated composite steel pipe, a sliding rod is slidably connected inside the slot, a spring is provided on the outside of the sliding rod, a support ring is fixedly connected to the outside of the sliding rod, a sliding slot is provided inside the connecting shell, the interior of the connecting shell is slidably connected with the sliding rod, and a sealing mechanism is provided inside the connecting shell.
2. The plastic-coated composite steel pipe quick connector according to claim 1, characterized in that: One end of the slide bar away from the slot is fixedly connected with a handle, and the handle is in contact with the connecting shell.
3. The plastic-coated composite steel pipe quick connector according to claim 1, characterized in that: One end of the spring is fixedly connected with a support ring, and the other end of the spring is fixedly connected with a connecting shell.
4. The plastic-coated composite steel pipe quick connector according to claim 1, characterized in that: The interior of the sliding groove is slidably connected with a guide block, and the outer side of the guide block is fixedly connected with a support ring.
5. The plastic-coated composite steel pipe quick connector according to claim 1, characterized in that: The sealing mechanism includes a semicircular sealing sleeve, which is slidably connected to the inside of the connecting shell, and the inside of the semicircular sealing sleeve contacts the plastic-coated composite steel pipe. The outside of the semicircular sealing sleeve is fixedly connected to a push rod, and the end of the push rod away from the semicircular sealing sleeve is fixedly connected to a push block, the inside of the push block is movably connected to a screw, and the inside of the connecting shell is connected to the screw through a thread.
6. The plastic-coated composite steel pipe quick connector according to claim 1, characterized in that: A sponge is arranged inside the connecting shell, and a push rod is slidably connected inside the sponge.
7. The plastic-coated composite steel pipe quick connector according to claim 5, characterized in that: A rotating block is fixedly connected to the screw rod, and a pushing block is in contact with the rotating block.