Plastic hose

Abstract

The utility model discloses a plastic hose, which relates to the field of hoses and comprises a hose part, a reinforcing rope is adhered and connected to the outside of the hose part, a mounting component is arranged in a coupling nut, a first limiting ring is fixedly connected to the inside of the coupling nut, and the first limiting ring is extruded to the outside of the hose part. The threaded lantern ring is connected into the connecting nut in a threaded and sleeved mode, the locking assembly is arranged between the threaded lantern ring and the connecting nut, the second limiting circular ring is fixedly connected to one side of the threaded lantern ring, and the second limiting circular ring is extruded into the hose part. The hose fitting, the reinforcing rope, the connecting nut and the mounting assembly are used in a matched mode, the connecting nut can be mounted at the end of the hose fitting under the action of the mounting assembly, and the tensile resistance of the hose fitting can be improved under the action of the reinforcing rope, so that when the hose fitting is connected with a mounting part through the connecting nut, the hose fitting is prevented from being damaged. The installation and use stability of the hose can be improved.

Description

Technical Field

[0001] The utility model relates to the field of hoses, in particular to a plastic hose. Background Art

[0002] Plastic hose is a kind of piping material widely used in industries such as industry, agriculture, construction and daily life. They are usually made of thermoplastic plastics such as PVC, PE, PP, etc., and have good flexibility, chemical resistance and wear resistance. Plastic hose can be used to transport high-temperature and high-pressure liquids or gases, as well as for connecting suction and discharge pumps and vibrating machines.

[0003] When installing and using a plastic hose, one end of the plastic hose is usually directly connected to the outside of the pipe mouth, and then the plastic hose is compressed and fixed using fasteners and fastening bolts, so that the plastic hose is tightly wrapped around the outside of the pipe mouth. However, this installation method may cause the plastic hose to slide and separate from the connecting pipe mouth when the plastic hose is subjected to pulling force, thereby reducing its installation stability. Utility Model Content

[0004] The purpose of the present utility model is to provide a plastic hose to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the present utility model provides the following technical solutions: a plastic hose, comprising a hose component;

[0006] The outside of the hose is glued and connected with a reinforcement rope, the end of the hose is sleeved with a connecting nut, and the inside of the connecting nut is provided with a mounting assembly for locking the hose, and the mounting assembly includes:

[0007] a first limiting ring, wherein the first limiting ring is fixedly connected to the interior of the connecting nut and is squeezed onto the exterior of the hose;

[0008] A threaded collar and a locking assembly, wherein the threaded collar is threadedly sleeved on the interior of the connecting nut, and the locking assembly is arranged between the threaded collar and the connecting nut;

[0009] The second limiting ring is fixedly connected to one side of the threaded collar and is squeezed into the interior of the hose.

[0010] Preferably, the inner wall of the first limiting ring has a first inclined surface, and the outer wall of the second limiting ring has a second inclined surface, and the first inclined surface and the second inclined surface are respectively pressed against the outer wall and the inner wall of the hose.

[0011] Preferably, a positioning pin is fixedly connected to one side of the first inclined surface, and the outer wall of the positioning pin is slidably inserted and sleeved with the hose.

[0012] Preferably, the locking assembly comprises:

[0013] A connecting block, the connecting block being slidably disposed on the threaded collar;

[0014] A positioning rod, one end of which is fixedly connected to the connecting block, an outer wall of the positioning rod and a threaded collar are slidably inserted and sleeved, and a positioning groove matching the positioning rod is provided inside the connecting nut.

[0015] Preferably, a mounting groove is provided on a side of the threaded collar facing away from the second limiting circular ring, the connecting block is slidably arranged inside the mounting groove, and a rectangular groove is provided on one side of the connecting block.

[0016] Preferably, the locking assembly further comprises:

[0017] A fixing rod, the fixing rod being fixedly connected to the interior of the mounting slot;

[0018] A fixing collar, wherein a mounting hole is provided on the side of the connecting block, the fixing collar is fixedly sleeved inside the mounting hole, and the outer wall of the fixing rod is slidably sleeved with the fixing collar;

[0019] A limit spring is slidably sleeved on the outside of the fixing rod, and the limit spring is located on a side of the fixing collar away from the positioning rod.

[0020] The technical effects and advantages of this utility model are:

[0021] The utility model utilizes the coordinated use of a hose component, a reinforcing rope, a connecting nut and a mounting assembly. The connecting nut can be installed on the end of the hose component under the action of the mounting assembly, and the tensile strength of the hose component can be improved under the action of the reinforcing rope. Therefore, when the hose component is connected to the mounting component through the connecting nut, the stability of the hose component in installation and use can be improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0023] Figure 2 This is a schematic diagram of the internal structure of the front part of the utility model.

[0024] Figure 3 For this utility model Figure 2 Enlarged structural diagram at point A in the middle.

[0025] In the figure: 1. Hose fitting; 2. Reinforcement rope; 3. Connecting nut; 4. Mounting assembly; 41. First limiting ring; 42. Threaded collar; 43. Second limiting ring; 44. Locking assembly; 441. Connecting block; 442. Positioning rod; 443. Mounting groove; 444. Rectangular groove; 445. Fixing rod; 446. Fixing collar; 447. Limiting spring; 45. Positioning pin. DETAILED DESCRIPTION

[0026] 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.

[0027] The utility model provides Figures 1-3 The plastic hose shown includes a hose part 1, the outside of the hose part 1 is glued and connected with a reinforcement rope 2, and the reinforcement rope 2 is glued to the outside of the hose part 1 by using silicone, thereby ensuring the stability of the reinforcement rope 2 connected to the outside of the hose part 1, thereby allowing the reinforcement rope 2 to improve the tensile strength of the hose part 1. The end of the hose part 1 is provided with a connecting nut 3, and the interior of the connecting nut 3 is provided with a mounting assembly 4 for locking the hose part 1, so that the connecting nut 3 is installed at the end of the hose part 1, and the hose part 1 can be threadedly installed at the connecting component through the connecting nut 3. The mounting assembly 4 includes a first limiting ring 41, a threaded collar 42, and a second limiting ring Ring 43 and locking assembly 44, the first limiting ring 41 is fixedly connected to the inside of the connecting nut 3, the first limiting ring 41 is squeezed on the outside of the hose 1, the threaded collar 42 is threadedly sleeved on the inside of the connecting nut 3, and the locking assembly 44 is arranged between the threaded collar 42 and the connecting nut 3. Under the action of the locking assembly 44, the stability of the threaded collar 42 installed in the inside of the connecting nut 3 can be ensured. The second limiting ring 43 is fixedly connected to one side of the threaded collar 42, and the second limiting ring 43 is squeezed on the inside of the hose 1, that is, the first limiting ring 41 and the second limiting ring 43 use an extrusion method to lock the end of the hose 1.

[0028] Furthermore, the inner wall of the first limiting ring 41 has a first inclined surface, and the outer wall of the second limiting ring 43 has a second inclined surface. The first inclined surface and the second inclined surface are respectively squeezed on the outer wall and the inner wall of the hose 1. Figure 3As shown, under the squeeze and locking of the first limiting ring 41 and the second limiting ring 43, the end of the hose component 1 is in an open state, and a positioning pin 45 is fixedly connected to one side of the first inclined surface. The outer wall of the positioning pin 45 is slidably inserted and sleeved with the hose component 1, and under the action of the positioning pin 45, the stability of the clamping between the end of the hose component 1 and the first limiting ring 41 can be improved, thereby improving the stability of the connection between the hose component 1 and the connecting nut 3.

[0029] The locking assembly 44 includes a connecting block 441 and a positioning rod 442. The number of the connecting block 441 and the positioning rod 442 is preferably two. The connecting block 441 is slidably arranged on the threaded collar 42. One end of the positioning rod 442 is fixedly connected to the connecting block 441. The outer wall of the positioning rod 442 is slidably inserted and sleeved with the threaded collar 42. A positioning groove matching the positioning rod 442 is provided inside the connecting nut 3. There are multiple positioning grooves inside the connecting nut 3, and the multiple positioning grooves are provided in a ring array. The number of positioning grooves provided on the inner wall of the connecting nut 3 is equal to the number of the positioning rods 44 on the outer wall of the threaded collar 42. 2 multiples of the number, so that the positioning rod 442 can be inserted into the positioning groove, the threaded ring 42 is provided with a mounting groove 443 on the side away from the second limiting ring 43, the connecting block 441 is slidably arranged inside the mounting groove 443, and a rectangular groove 444 is provided on one side of the connecting block 441. When it is necessary to rotate the threaded ring 42, a tool is inserted into the rectangular groove 444 of the connecting block 441, and then the two connecting blocks 441 are squeezed for relative movement, so that the connecting block 441 drives the positioning rod 442 to separate from the connecting nut 3, and the threaded ring 42 can be driven to rotate inside the connecting nut 3 through the two connecting blocks 441.

[0030] Furthermore, the locking assembly 44 also includes a fixing rod 445, a fixing ring 446 and a limiting spring 447. The fixing rod 445 is fixedly connected to the inside of the mounting groove 443. A mounting hole is opened on the side of the connecting block 441. The fixing ring 446 is fixedly sleeved inside the mounting hole. The outer wall of the fixing rod 445 is slidably sleeved with the fixing ring 446, and the limiting spring 447 is slidably sleeved on the outside of the fixing rod 445. The limiting spring 447 is located on the side of the fixing ring 446 away from the positioning rod 442. The limiting spring 447 can give the connecting block 441 an elastic extrusion force through the fixing ring 446, thereby ensuring the stability of the connecting block 441 driving the positioning rod 442 to be clamped in the inside of the connecting nut 3, and when the connecting block 441 is moved so that one side of the connecting block 441 is in contact with the inner wall of the mounting groove 443, the limiting spring 447 can be received in the inside of the mounting hole to prevent the connecting block 441 from causing pressure damage to the limiting spring 447.

[0031] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent replacements for some of the technical features therein. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A plastic hose comprising a hose component (1); It is characterized in that The outside of the hose piece (1) is glued and connected with a reinforcement rope (2), the end of the hose piece (1) is sleeved with a connecting nut (3), and the interior of the connecting nut (3) is provided with a mounting assembly (4) for locking the hose piece (1), and the mounting assembly (4) includes: A first limiting ring (41), the first limiting ring (41) is fixedly connected to the inside of the connecting nut (3), and the first limiting ring (41) is squeezed on the outside of the hose (1); A threaded collar (42) and a locking assembly (44), wherein the threaded collar (42) is threadably sleeved on the interior of the connecting nut (3), and the locking assembly (44) is disposed between the threaded collar (42) and the connecting nut (3); A second limiting ring (43) is fixedly connected to one side of the threaded collar (42), and the second limiting ring (43) is squeezed into the interior of the hose (1).

2. A plastic hose according to claim 1, characterized in that: The inner wall of the first limiting circular ring (41) has a first inclined surface, and the outer wall of the second limiting circular ring (43) has a second inclined surface. The first inclined surface and the second inclined surface are respectively pressed against the outer wall and the inner wall of the hose (1).

3. A plastic hose according to claim 2, characterized in that: A positioning needle (45) is fixedly connected to one side of the first inclined surface, and the outer wall of the positioning needle (45) is slidably inserted and sleeved with the hose (1).

4. A plastic hose according to claim 1, characterized in that: The locking assembly (44) comprises: A connecting block (441), wherein the connecting block (441) is slidably disposed on the threaded collar (42); A positioning rod (442), one end of which is fixedly connected to the connecting block (441), an outer wall of the positioning rod (442) is slidably inserted and sleeved with the threaded collar (42), and a positioning groove matching the positioning rod (442) is provided inside the connecting nut (3).

5. A plastic hose according to claim 4, characterized in that: A mounting groove (443) is provided on the side of the threaded collar (42) facing away from the second limiting ring (43); the connecting block (441) is slidably arranged inside the mounting groove (443); and a rectangular groove (444) is provided on one side of the connecting block (441).

6. A plastic hose according to claim 5, characterized in that: The locking assembly (44) further comprises: A fixing rod (445), wherein the fixing rod (445) is fixedly connected to the interior of the mounting groove (443); A fixing collar (446), a mounting hole is provided on the side of the connecting block (441), the fixing collar (446) is fixedly sleeved inside the mounting hole, and the outer wall of the fixing rod (445) is slidably sleeved with the fixing collar (446); A limit spring (447) is slidably sleeved on the outside of the fixing rod (445), and the limit spring (447) is located on a side of the fixing ring (446) away from the positioning rod (442).

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