Connecting device for cement pipe and spheroidal graphite pipe

Abstract

The utility model relates to the related technical field of connecting devices, in particular to a connecting device for a cement pipe and a spheroidal graphite pipe. Through the arrangement of the fixing blocks, rubber pad grooves, rubber pads, bolts and nuts, when a cement pipe and a spheroidal graphite pipe need to be connected in the using process, firstly, the upper half pipe and the lower half pipe are placed on the outer side of the cement pipe and the outer side of the spheroidal graphite pipe correspondingly, and then the rubber pads are placed in the rubber pad grooves formed in the inner sides of the fixing blocks; and then a bolt is used for connecting the fixing block on one side of the upper half pipe with the fixing block on one side of the lower half pipe in a penetrating manner, and finally a nut is in threaded connection with the bolt, so that the upper half pipe and the lower half pipe are mounted together to connect the cement pipe and the spheroidal graphite pipe.

Description

Technical Field

[0001] The utility model relates to the technical field related to connecting devices, in particular to a connecting device for a cement pipe and a ductile iron pipe. Background Art

[0002] Connection is an industrial term, which refers to the process of connecting two separate profiles or parts into a complex part or component by fasteners such as screws, bolts and rivets. When connecting cement pipes and ductile iron pipes, direct connection cannot be performed. Therefore, a connection device for cement pipes and ductile iron pipes is particularly needed.

[0003] Because the cement pipe and the ductile iron pipe cannot be directly connected, if they need to be used at the same time, if they cannot be connected, it will have a certain impact on the project and make subsequent projects unable to proceed. Therefore, a connection device between the cement pipe and the ductile iron pipe is needed to solve this problem. Utility Model Content

[0004] The purpose of the utility model is to provide a connecting device for a cement pipe and a ductile iron pipe, so as to solve the problem proposed in the above background technology that the cement pipe and the ductile iron pipe cannot be directly connected. If they need to be used at the same time, if they cannot be connected, it will have a certain impact on the project and make subsequent projects unable to proceed. Therefore, a connecting device for a cement pipe and a ductile iron pipe is needed to solve this problem.

[0005] To achieve the above object, the utility model provides the following technical solution: a connecting device for a cement pipe and a ductile iron pipe, comprising an upper half pipe, characterized in that: a fixing mechanism is arranged on the outer surface of the upper half pipe, a sealing mechanism is arranged on the inner surface of the upper half pipe, a lower half pipe is connected to one side surface of the upper half pipe, and a drain port is arranged on one side surface of the upper half pipe;

[0006] The fixing mechanism includes a fixing block, a rubber pad groove, a rubber pad, a bolt and a nut. The outer surface of the charging barrel is fixedly connected with the fixing block, the outer surface of the fixing block is provided with a rubber pad groove, the outer surface of the fixing block is installed with a rubber pad, the outer surface of the fixing block is threadedly connected with a bolt, and the outer surface of the bolt is installed with a nut.

[0007] Preferably, the sealing mechanism includes a block groove, a block, a cushion, a buckle groove and a buckle, the inner surface of the upper half tube is provided with a block groove, the outer surface of the block groove is installed with a block, one side surface of the block is fixedly connected with a cushion, the outer surface of the cushion is provided with a buckle groove, and the outer surface of the cushion is penetrated and connected with a buckle.

[0008] Preferably, the fixing block is fixedly connected to the upper half pipe, and the fixing block is threadedly connected to the bolt.

[0009] Preferably, the fixing blocks are distributed at equal intervals on one side surface of the upper half pipe, and the nuts are threadedly connected with the bolts.

[0010] Preferably, a rubber pad is installed on the outer surface of the fixing block, and the bolt passes through the rubber pad.

[0011] Preferably, the outer wall size of the card block matches the inner wall size of the card block slot, and a soft cushion is fixedly connected to one side surface of the card block.

[0012] Preferably, the buckles are distributed at equal intervals on one side surface of the cushion, and the buckles penetrate and connect the cushion.

[0013] Compared with the prior art, the beneficial effect of the utility model is that the upper half pipe, through the arrangement of the fixing block, the rubber pad groove, the rubber pad, the bolt and the nut, when in use, when it is necessary to connect the cement pipe and the ductile iron pipe, firstly, the upper half pipe and the lower half pipe are placed on the outside of the cement pipe and the ductile iron pipe respectively, then the rubber pad is put into the rubber pad groove opened on the inner side of the fixing block, and then the fixing block on one side of the upper half pipe and the fixing block on one side of the lower half pipe are connected by bolts, and finally the nut is threadedly connected with the bolt, so that the upper half pipe and the lower half pipe are installed together to connect the cement pipe and the ductile iron pipe. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 This is a schematic diagram of the fixing mechanism structure of the utility model;

[0016] Figure 3 This is a schematic diagram of the sealing mechanism structure of the utility model;

[0017] Figure 4 It is a schematic diagram of the enlarged structure of point A in the utility model 3.

[0018] In the figure: 1, upper half pipe; 2, fixing device; 201, fixing block; 202, rubber pad groove; 203, rubber pad; 204, bolt; 205, nut; 3, sealing device; 301, block groove; 302, block; 303, cushion; 304, buckle groove; 305, buckle; 4, lower half pipe. DETAILED DESCRIPTION

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

[0020] See also Figure 1-4 The utility model provides a technical solution: a connecting device for a cement pipe and a ductile iron pipe, comprising an upper half pipe 1, characterized in that: a fixing mechanism 2 is arranged on the outer surface of the upper half pipe 1, a sealing mechanism 3 is arranged on the inner surface of the charging barrel 1, a lower half pipe 4 is connected to one side surface of the upper half pipe 1, and a drain port 5 is opened on one side surface of the upper half pipe 1;

[0021] The fixing mechanism 2 includes a fixing block 201, a rubber pad groove 202, a rubber pad 203, a bolt 204 and a nut 205. The outer surface of the fixing block 201 is provided with a rubber pad groove 202, the outer surface of the fixing block 201 is provided with a rubber pad 203, the outer surface of the fixing block 201 is threadedly connected with a bolt 204, and the outer surface of the bolt 204 is provided with a nut 205. When in use, when it is necessary to connect the cement pipe and the ductile iron pipe, first place the upper half pipe 1 and the lower half pipe 4 on the outside of the cement pipe and the ductile iron pipe respectively, then put the rubber pad 203 into the rubber pad groove 202 opened on the inner side of the fixing block 201, then pass the bolt 204 through the fixing block 201 on one side of the upper half pipe 1 and the fixing block 201 on one side of the lower half pipe 4, finally, thread the nut 205 and the bolt 204, thus installing the upper half pipe and the lower half pipe together to connect the cement pipe and the ductile iron pipe.

[0022] Furthermore, the sealing mechanism 3 includes a block groove 301, a block 302, a cushion 303, a buckle groove 304 and a buckle 305. The inner surface of the upper half pipe 1 is provided with a block groove 301, the outer surface of the block groove 310 is provided with a block 302, one side surface of the block 302 is fixedly connected with a cushion 303, the outer surface of the cushion 303 is provided with a buckle groove 304, the outer surface of the cushion 303 is penetrated and connected with a buckle 305, the block groove 301, the block The arrangement of 302, cushion 303, buckle groove 304 and buckle 305, because of the difference between cement pipe and ductile iron pipe, increases the sealing and facilitates the use of the connecting device. When in use, when the cement pipe and the ductile iron pipe need to be sealed, first, the block 302 on the outer surface of the cushion 303 is aligned with the groove 210 on the inner surface of the upper half pipe 1, so that the cushion 303 will not move due to external force, and finally, the buckle 305 is connected to the buckle groove 304, so that the cushion 303 is further fixed on the upper half pipe.

[0023] Furthermore, the fixing block 201 is fixedly connected to the upper half pipe 1 , and the fixing block 201 and the bolt 204 are threadedly connected. The setting of the fixing block 201 allows for more convenient connection.

[0024] Furthermore, the fixing blocks 201 are evenly spaced on a side surface of the upper half pipe 1 , and the nuts 205 are threadedly connected to the bolts 204 , and the nuts 205 are used to fix the bolts 204 .

[0025] Furthermore, a rubber pad 203 is installed on the outer surface of the fixing block 201 , and a bolt 204 penetrates and connects the rubber pad 203 . The provision of the rubber pad 203 can prevent the bolt 204 from loosening.

[0026] Furthermore, the outer wall size of the clamping block 302 is consistent with the inner wall size of the clamping block slot 301, and the soft pad 303 is fixedly connected to the surface of one side of the clamping block 302. The setting of the soft pad 302 can better allow the connecting device to fit the upper half pipe.

[0027] Furthermore, the buckles 305 are evenly spaced and distributed on one side surface of the cushion 303 . The buckles 305 penetrate and connect the cushion 303 . The arrangement of the buckles 305 can better prevent the cushion 303 from loosening.

[0028] Working principle: When in use, when it is necessary to connect the cement pipe and the ductile iron pipe, first place the upper half pipe 1 and the lower half pipe 4 on the outside of the cement pipe and the ductile iron pipe respectively, then put the rubber pad 203 into the rubber pad groove 202 opened on the inner side of the fixing block 201, and then use the bolt 204 to penetrate the fixing block 201 on one side of the upper half pipe 1 and the fixing block 201 on one side of the lower half pipe 4, and finally thread the nut 205 and the bolt 204, so that the upper half pipe and the lower half pipe are installed together to connect the cement pipe and the ductile iron pipe. Because of the difference between the cement pipe and the ductile iron pipe, the increased sealing will better facilitate the use of the connecting device. When in use, when it is necessary to seal the cement pipe and the ductile iron pipe, first put the block 302 on the outer surface of the cushion 303 into the groove 210 on the inner surface of the upper half pipe 1, so that the cushion 303 will not move due to external force, and finally penetrate the buckle 305 to connect the buckle groove 304, so that the cushion 303 is further fixed on the upper half pipe.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A connecting device for a cement pipe and a ductile iron pipe, comprising an upper half pipe (1), characterized in that: The outer surface of the upper half pipe (1) is provided with a fixing mechanism (2), the inner surface of the upper half pipe (1) is provided with a sealing mechanism (3), one side surface of the upper half pipe (1) is connected to the lower half pipe (4), and one side surface of the upper half pipe (1) is provided with a drain port (5); The fixing mechanism (2) comprises a fixing block (201), a rubber pad groove (202), a rubber pad (203), a bolt (204) and a nut (205); the outer surface of the upper half pipe (1) is fixedly connected with the fixing block (201); the outer surface of the fixing block (201) is provided with a rubber pad groove (202); the outer surface of the fixing block (201) is installed with a rubber pad (203); the outer surface of the fixing block (201) is threadedly connected with a bolt (204); and the outer surface of the bolt (204) is installed with a nut (205).

2. The connecting device of a cement pipe and a ductile iron pipe according to claim 1, characterized in that: The sealing mechanism (3) comprises a clamping block groove (301), a clamping block (302), a soft pad (303), a buckle groove (304) and a buckle (305); the inner surface of the upper half tube (1) is provided with a clamping block groove (301); the outer surface of the clamping block groove (301) is provided with a clamping block (302); one side surface of the clamping block (302) is fixedly connected with a soft pad (303); the outer surface of the soft pad (303) is provided with a buckle groove (304); and the outer surface of the soft pad (303) is penetrated and connected with a buckle (305).

3. The connecting device of a cement pipe and a ductile iron pipe according to claim 1, characterized in that: The fixing block (201) is fixedly connected to the upper half pipe (1), and the fixing block (201) and the bolt (204) are threadedly connected.

4. The connecting device of a cement pipe and a ductile iron pipe according to claim 1, characterized in that: The fixing blocks (201) are distributed at equal intervals on a side surface of the upper half pipe (1), and the nuts (205) are threadedly connected to the bolts (204).

5. The connecting device of cement pipe and ductile iron pipe according to claim 1, characterized in that: A rubber pad (203) is installed on the outer surface of the fixing block (201), and the bolt (204) penetrates and connects the rubber pad (203).

6. The connecting device of a cement pipe and a ductile iron pipe according to claim 2, characterized in that: The outer wall size of the clamping block (302) matches the inner wall size of the clamping block slot (301), and one side surface of the clamping block (302) is fixedly connected to the soft pad (303).

7. The connecting device of cement pipe and ductile iron pipe according to claim 2, characterized in that: The buckles (305) are distributed at equal intervals on a surface of one side of the soft pad (303), and the buckles (305) penetrate and connect the soft pad (303).

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