Cement pipe convenient to splice

Abstract

The cement pipe convenient to splice comprises a main pipe body, connecting mechanisms are arranged on the two sides of the outer portion of the main pipe body, a connecting base is fixedly connected to one side of the main pipe body, a limiting mechanism is arranged in the connecting base, and a material layer is arranged in the main pipe body. The two sides of the main pipe body are provided with the inserting ring and the connecting base respectively, when the inserting cylinder on one side of the connecting base is inserted into the similar main pipe body, the inserting ring on the similar main pipe body can be inserted into the annular groove in the connecting base, and at the moment, by rotating the rotating rod, the rotating rod can drive the bolt to be screwed into the screw groove in the inserting ring through the movable disc; and rapid splicing of the same kind of cement pipes is completed, operation is easy and convenient, and the dismounting convenience and splicing stability of the same kind of cement pipes are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cement pipes, in particular to a cement pipe which is easy to splice. Background Art

[0002] Cement pipe is a pipe made primarily from cement through a mixing, molding, and curing process. It is widely used in drainage, sewage, and drainage canal projects. Its high strength, corrosion resistance, and long service life make it a popular choice for urban stormwater drainage systems, sewage treatment plants, and various municipal facilities. Cement pipes are typically manufactured in reinforced concrete and prestressed concrete types, with varying specifications and models designed to meet specific application requirements.

[0003] A cement pipe disclosed in Chinese patent publication number CN208221790U has a steel socket provided at one end of the cement pipe body and a step provided at the other end. During installation, the steel socket is sleeved on the step, and the connection between the steel socket and the step is sealed by an annular groove provided on the step and a sealing ring provided in the annular groove. However, the overall functionality of the cement pipe is low, and it is not convenient to connect the cement pipes quickly and stably, which affects the stability and sealing of the combined use of multiple groups of cement pipes. Utility Model Content

[0004] The purpose of the utility model is to provide a cement pipe that is easy to splice, so as to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solution: a cement pipe that is easy to splice, comprising a main body, connecting mechanisms are provided on both sides of the outside of the main body, a connecting seat is fixedly connected to one side of the main body, a limiting mechanism is provided inside the connecting seat, and a material layer is provided inside the main body.

[0006] Preferably, the connecting mechanism includes an insert ring fixedly connected to one side of the main body, an insert sleeve engaged with the main body is provided in the middle position of one side of the connecting seat, and an annular groove engaged with the insert ring is provided inside one side of the connecting seat.

[0007] Preferably, the limiting mechanism includes screw grooves evenly spaced inside the insert ring, a rotating rod slidably connected to the inside of one side of the connecting seat, the bottom end of the rotating rod is fixedly connected to a square block, and a movable disk is provided on the outside of the square block.

[0008] Preferably, a square groove for inserting into the square block is provided inside one side of the movable disk, and a bolt threadedly connected to the screw groove is fixedly connected to the side of the movable disk away from the square groove.

[0009] Preferably, the material layer includes a protective layer arranged inside the main body, a strength layer is arranged outside the protective layer, and a mixed layer is arranged outside the strength layer.

[0010] Preferably, the protective layer is made of acid-resistant and alkali-resistant cement, the strength layer is made of high-strength steel bars, and the mixed layer material is added with a polypropylene mixture cement and coated with an antifreeze and anti-cracking agent on the outside.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. This cement pipe, which is easy to splice, has an insert ring and a connecting seat on both sides of the main body. When the insert tube on one side of the connecting seat is inserted into the interior of the same main body, the insert ring on the same main body can be inserted into the annular groove on the connecting seat. At this time, by rotating the rotating rod, the rotating rod can drive the bolt to rotate into the screw groove on the insert ring through the movable plate, completing the rapid splicing of similar cement pipes. The operation is simple and convenient, improving the convenience of disassembly and assembly of similar cement pipes and the stability of splicing;

[0013] 2. This type of cement pipe that is easy to splice has a protective layer, a strength layer, and a mixed layer inside the main body. The protective layer can improve the corrosion resistance of the cement pipe and increase the overall service life of the pipe. The strength layer is provided outside the protective layer to enhance the pressure resistance and crack resistance of the pipe. The mixed layer is provided outside the strength layer to increase the overall wear resistance of the cement pipe. At the same time, the antifreeze and anti-cracking agent is coated on the outside of the strength layer to make the outer layer of the cement pipe more solid and durable. Through the reasonable combination of multiple layers of materials, the various performances of the cement pipe are comprehensively improved and the overall service life of the cement pipe is extended. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the connection structure of the same type of main pipe in this utility;

[0016] Figure 3 For this utility model Figure 2 A in the middle is an enlarged structural diagram;

[0017] Figure 4 It is a schematic diagram of the overall structure of the movable disk of the utility model.

[0018] In the figure: 1. Main body; 2. Connecting mechanism; 201. Insert ring; 202. Screw groove; 3. Connecting seat; 301. Insert cylinder; 302. Annular groove; 4. Limiting mechanism; 401. Rotating rod; 402. Square block; 5. Movable disk; 501. Square groove; 502. Bolt; 6. Material layer; 601. Protective layer; 602. Strength layer; 603. Mixed layer. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-4 , this utility model provides two technical solutions:

[0021] Embodiment 1, a cement pipe that is easy to splice, includes a main body 1, connecting mechanisms 2 are provided on both sides of the outside of the main body 1, a connecting seat 3 is fixedly connected to one side of the main body 1, a limiting mechanism 4 is provided inside the connecting seat 3, and a material layer 6 is provided inside the main body 1.

[0022] The connecting mechanism 2 includes an insert ring 201 fixedly connected to one side of the main body 1, an insert sleeve 301 that is plugged into the main body 1 is provided in the middle position of one side of the connecting seat 3, and an annular groove 302 that is plugged into the insert ring 201 is provided inside one side of the connecting seat 3. A sealing gasket is provided at the connection between the insert sleeve 301 and the main body 1 to increase the sealing performance of the insertion between the main body 1 and the insert sleeve 301, and the insert ring 201 on one side of the main body 1 can be inserted into the annular groove 302 on the connecting seat 3 on the side of the same main body 1.

[0023] The limiting mechanism 4 includes screw grooves 202 evenly spaced inside the insert ring 201, a rotating rod 401 slidably connected to the inside of one side of the connecting seat 3, a square block 402 fixedly connected to the bottom end of the rotating rod 401, and a movable disk 5 is provided on the outside of the square block 402. The square block 402 on the rotating rod 401 is inserted into the square groove 501 on the movable disk 5, and the rotation of the rotating rod 401 can drive the bolt 502 to rotate through the movable disk 5. When the rotating rod 401 and the square block 402 are pulled out from the inside of the connecting seat 3, the loosening of the connection between the bolt 502 and the screw groove 202 due to accidental touching of the rotating rod 401 can be avoided.

[0024] A square groove 501 is provided inside one side of the movable disk 5 for inserting into the square block 402. A bolt 502 is fixedly connected to the screw groove 202 on the side of the movable disk 5 away from the square groove 501. The plug ring 201 on one side of the main body 1 is inserted into the annular groove 302 on the connecting seat 3, and the bolt 502 in the connecting seat 3 is turned into the screw groove 202 on the plug ring 201, so that the rapid splicing of similar main bodies 1 can be completed.

[0025] The main difference between the second embodiment and the first embodiment is that:

[0026] A cement pipe that is easy to splice, wherein the material layer 6 includes a protective layer 601 arranged inside the main body 1, a strength layer 602 arranged outside the protective layer 601, and a mixed layer 603 arranged outside the strength layer 602.

[0027] The protective layer 601 is made of acid-resistant and alkali-resistant cement, which is mainly used to prevent corrosion inside the pipe. It is especially suitable for environments with a lot of chemical substances and strong corrosiveness, such as industrial drainage or sewage treatment.

[0028] The strength layer 602 uses high-strength steel bars to effectively enhance the pipe's compressive and crack resistance.

[0029] The material of the mixed layer 603 is added with a polypropylene mixture and the cement is coated with an antifreeze and anti-cracking agent on the outside, which effectively enhances the wear resistance and antifreeze properties of the cement pipe. At the same time, the contents not described in detail in this specification belong to the existing technology known to those skilled in the art.

[0030] When the embodiment of the present application is in use: the insert 301 on the connecting seat 3 on one side of the main body 1 is inserted into the interior of the same side of the main body 1. At this time, the insert ring 201 on the same main body 1 can be inserted into the annular groove 302 on the connecting seat 3. At this time, the rotating rod 401 is inserted into the interior of the connecting seat 3, and the square block 402 at the bottom end of the rotating rod 401 is inserted into the square groove 501 on the movable disk 5 in the connecting seat 3. At this time, the rotation of the rotating rod 401 can drive the bolt 502 to rotate through the movable disk 5, and the bolt 502 is rotated into the screw groove 202 on the insert ring 201, and the assembly and splicing work between the same main bodies 1 can be completed.

[0031] The above shows and describes the basic principles, main features, and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely preferred examples of the present invention and are not intended to limit the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention. The scope of protection claimed in the present invention is defined by the appended claims and their equivalents.

Claims

1. A cement pipe that is easy to splice, comprising a main body (1), characterized in that: Connecting mechanisms (2) are provided on both sides of the exterior of the main body (1), a connecting seat (3) is fixedly connected to one side of the main body (1), a limiting mechanism (4) is provided inside the connecting seat (3), and a material layer (6) is provided inside the main body (1).

2. The cement pipe that is easy to splice according to claim 1, characterized in that: The connecting mechanism (2) comprises an insert ring (201) fixedly connected to one side of the main body (1); an insert cylinder (301) engaged with the main body (1) is provided in the middle of one side of the connecting seat (3); and an annular groove (302) engaged with the insert ring (201) is provided inside one side of the connecting seat (3).

3. The cement pipe that is easy to splice according to claim 1, characterized in that: The limiting mechanism (4) comprises screw grooves (202) uniformly arranged at equal distances inside the insert ring (201), a rotating rod (401) slidably connected to the inside of one side of the connecting seat (3), a square block (402) fixedly connected to the bottom end of the rotating rod (401), and a movable disk (5) arranged outside the square block (402).

4. The cement pipe that is easy to splice according to claim 3, characterized in that: A square groove (501) is provided inside one side of the movable disk (5) for inserting into the square block (402), and a bolt (502) threadedly connected to the screw groove (202) is fixedly connected to the side of the movable disk (5) away from the square groove (501).

5. The cement pipe that is easy to splice according to claim 1, characterized in that: The material layer (6) includes a protective layer (601) disposed inside the main body (1), a strength layer (602) disposed outside the protective layer (601), and a mixed layer (603) disposed outside the strength layer (602).

6. The cement pipe that is easy to splice according to claim 5, characterized in that: The protective layer (601) is made of acid-resistant and alkali-resistant cement, the strength layer (602) is made of high-strength steel bars, and the mixed layer (603) is made of a polypropylene mixture cement with an external coating of antifreeze and anti-cracking agents.

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