Polyurethane hose convenient to disassemble and assemble

Abstract

The utility model discloses a polyurethane hose convenient to disassemble and assemble, and relates to the technical field of polyurethane hose installation, the polyurethane hose comprises a hose main body, a butt joint assembly and a fixed connecting piece, the butt joint assembly and the fixed connecting piece are used for realizing disassembly and assembly operation of the polyurethane hose and equipment to be connected; the butt-joint assembly comprises a butt-joint cylinder, an annular moving groove, an annular extrusion block, a locking butt-joint sleeve, a side inverted-T-shaped groove, a side inverted-T-shaped locking block and a spring, the fixed connecting piece comprises a connecting cylinder, a butt-joint groove and a locking ring groove, and the portion, protruding out of the locking butt-joint sleeve, of the side inverted-T-shaped locking block is clamped into the locking ring groove so that the butt-joint cylinder and the connecting cylinder can be connected and fixed. By arranging the butt joint assembly and the fixed connecting piece, the hose and equipment to be connected can be conveniently disassembled and assembled, the whole operation can be completed by one hand, rotation and twisting are not needed, operation is simple and convenient, and the hose connector can be well suitable for being used in narrow and small spaces.

Description

TECHNICAL FIELD

[0001] The utility model relates to polyurethane hose installation technical field, specifically a polyurethane hose convenient to dismount. BACKGROUND

[0002] Polyurethane hose is a kind of pipeline material made of polyurethane material, with excellent wear resistance and corrosion resistance, it can withstand high pressure and high temperature, suitable for various industrial and civil fields.

[0003] The connection of the existing polyurethane hose is mostly fixed by thread connection, clamp way, although simple operation, but it is not easy to disassemble in some narrow space, in order to further improve the installation convenience of polyurethane hose in narrow space, provide a kind of polyurethane hose convenient to dismount. UTILITY MODEL CONTENT

[0004] The utility model is related to: in order to solve the problems in the above background, provide a kind of polyurethane hose convenient to dismount.

[0005] To achieve the above object, the utility model provides the following technical scheme: a kind of polyurethane hose convenient to dismount, including hose main body, butt joint component, fixed connecting piece, the butt joint component is fixed in one end of hose main body, the fixed connecting piece is fixed on the equipment to be connected, the butt joint component and fixed connecting piece are used to realize the dismounting operation of polyurethane hose and the equipment to be connected;

[0006] The butt joint component includes butt joint cylinder, annular moving groove, annular extrusion block, locking butt joint cover, side inverted T-shaped slot, side inverted T-shaped lock block, spring;

[0007] The butt joint cylinder is fixed in one end of hose main body, the annular moving groove is formed on the outside of butt joint cylinder, and the annular extrusion block is fixed in the inside of annular moving groove;

[0008] The locking butt joint cover is slidably connected to the outside of butt joint cylinder and annular moving groove, and the annular extrusion block is located in the inside area of locking butt joint cover, the spring is distributed between the front end of annular extrusion block and the inside end face of locking butt joint cover and is connected to the outside of annular moving groove, and the spring is used to provide a thrust force for the whole of butt joint cylinder and annular extrusion block;

[0009] The side inverted T-shaped slot is provided with a plurality of side inverted T-shaped slots, and the plurality of side inverted T-shaped slots are evenly distributed and opened in the inside of locking butt joint cover and penetrate to the outside of locking butt joint cover, and the side inverted T-shaped lock block is slidably connected to the inside of side inverted T-shaped slot and protrudes to the inside and outside of locking butt joint cover;

[0010] The annular extrusion block moves close to the bottom end of side inverted T-shaped lock block to provide a thrust force for side inverted T-shaped lock block towards the outside of locking butt joint cover;

[0011] The fixed connecting piece comprises a connecting cylinder, a butt joint groove and a locking ring groove;

[0012] The butt joint groove is formed at one end of the connecting cylinder, the locking ring groove is integrally formed at the inner side of the butt joint groove, and when the butt joint cylinder is inserted into the inner side of the connecting cylinder, the front end of the locking butt joint sleeve is simultaneously inserted into the butt joint groove, and the part protruding from the outer part of the locking butt joint sleeve is clamped into the locking ring groove through the side inverted T-shaped lock block, so that the connection and fixation of the butt joint cylinder and the connecting cylinder are realized.

[0013] As a further scheme of the utility model, the upper end and the lower end of the side inverted T-shaped lock block close to one end of the annular extrusion block are in inclined surface structures, and one end of the annular extrusion block close to the side inverted T-shaped lock block is in an inclined surface.

[0014] One end of the side inverted T-shaped lock block away from the annular extrusion block is provided with a triangular pressing groove, and one end surface of the inner wall of the annular moving groove facing the triangular pressing groove is provided with a horn pressing groove, the horn pressing groove and the triangular pressing groove are extruded towards each other, and the side inverted T-shaped lock block is realized through the horn pressing groove and the triangular pressing groove.

[0015] As a further scheme of the utility model, one end of the outer side of the butt joint cylinder away from the soft tube body is provided with a first annular groove, and the first annular groove is internally provided with a first sealing ring.

[0016] One end of the inner side of the connecting cylinder located in the butt joint groove is provided with a first sealing groove, and when the butt joint cylinder is inserted into the inner side of the connecting cylinder, the first sealing ring is clamped into the inner side of the first sealing groove, so that the sealing of the butt joint cylinder and the connecting cylinder is realized.

[0017] The horizontal length of the first sealing groove is greater than the diameter of the first sealing ring.

[0018] As a further scheme of the utility model, one end of the outer side of the locking butt joint sleeve located in the side inverted T-shaped groove is provided with a second annular groove, and the second annular groove is internally provided with a second sealing ring.

[0019] The inner side of the butt joint groove is formed with a second sealing groove matched with the second sealing ring, and the second sealing ring is clamped in the second sealing groove, so that the sealing of the locking butt joint sleeve and the connecting cylinder is realized.

[0020] As a further scheme of the utility model, one end of the outer side of the locking butt joint sleeve located in the side inverted T-shaped groove is provided with a second annular groove, and the second annular groove is internally provided with a second sealing ring.

[0021] The inner side of the butt joint groove is formed with a second sealing groove matched with the second sealing ring, and the second sealing ring is clamped in the second sealing groove, so that the sealing of the locking butt joint sleeve and the connecting cylinder is realized.

[0022] Compared with the prior art, the utility model has the beneficial effects that:

[0023] The hose and the device to be connected can be conveniently disassembled by setting the butt joint assembly and the fixed connecting piece, the whole operation can be completed by one hand, without rotating and twisting, and the operation is simple and convenient, and the device can be well adapted to narrow space use. BRIEF DESCRIPTION OF DRAWINGS

[0024] Fig. 1 It is a structural schematic view of the utility model;

[0025] Fig. 2 It is a structural sectional view of the utility model;

[0026] Fig. 3 It is a sectional split view of the butt joint assembly of the utility model;

[0027] Fig. 4 It is a sectional split view of the locking butt joint sleeve of the utility model.

[0028] In the drawing: 1, hose main body; 2, butt joint assembly; 201, butt joint barrel; 202, annular moving groove; 203, first annular groove; 204, first sealing ring; 205, horn pressing groove; 206, third sealing groove; 207, annular extrusion block; 208, locking butt joint sleeve; 209, side inverted T-shaped groove; 210, second annular groove; 211, third annular groove; 212, side inverted T-shaped lock block; 213, triangular pressing groove; 214, spring; 215, second sealing ring; 216, third sealing ring; 3, fixed connecting piece; 301, connecting barrel; 302, butt joint groove; 303, first sealing groove; 304, locking ring groove; 305, second sealing groove. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0030] Please refer to Figs. 1-4 In the embodiments of the utility model, a polyurethane hose convenient to disassemble includes a hose main body 1, a butt joint assembly 2 and a fixed connecting piece 3. The butt joint assembly 2 is fixed to one end of the hose main body 1, and the fixed connecting piece 3 is fixed to a device to be connected. The butt joint assembly 2 and the fixed connecting piece 3 are used to realize the disassembly operation of the polyurethane hose and the device to be connected.

[0031] The butt joint assembly 2 includes a butt joint barrel 201, an annular moving groove 202, an annular extrusion block 207, a locking butt joint sleeve 208, a side inverted T-shaped groove 209, a side inverted T-shaped lock block 212 and a spring 214.

[0032] The butt joint cylinder 201 is fixed to one end of the hose body 1, and the annular moving groove 202 is formed on the outside of the butt joint cylinder 201, and the annular extrusion block 207 is fixed to the inside of the annular moving groove 202;

[0033] The locking butt joint sleeve 208 is slidingly sleeved on the outside of the butt joint cylinder 201 and the annular moving groove 202, and the annular extrusion block 207 is located in the inside area of the locking butt joint sleeve 208, and the spring 214 is distributed between the front end of the annular extrusion block 207 and the inside end face of the locking butt joint sleeve 208 and is sleeved on the outside of the annular moving groove 202, and the spring 214 is used to provide a pushing force for the butt joint cylinder 201 and the annular extrusion block 207 as a whole;

[0034] The plurality of side inverted T-shaped grooves 209 are arranged, and the plurality of side inverted T-shaped grooves 209 are evenly distributed and arranged in the inside of the locking butt joint sleeve 208 and penetrate to the outside of the locking butt joint sleeve 208, and the side inverted T-shaped lock block 212 is slidingly connected to the inside of the side inverted T-shaped groove 209 and protrudes to the inside and outside of the locking butt joint sleeve 208;

[0035] The annular extrusion block 207 is moved close to the bottom end of the side inverted T-shaped lock block 212 to provide a pushing force for the side inverted T-shaped lock block 212 towards the outside of the locking butt joint sleeve 208;

[0036] The fixed connecting piece 3 includes a connecting cylinder 301, a butt joint groove 302, and a locking ring groove 304;

[0037] The butt joint groove 302 is formed at one end of the connecting cylinder 301, and the locking ring groove 304 is integrally formed on the inside of the butt joint groove 302, and when the butt joint cylinder 201 is inserted into the inside of the connecting cylinder 301, the front end of the locking butt joint sleeve 208 is simultaneously inserted into the butt joint groove 302, and the part of the side inverted T-shaped lock block 212 protruding outside the locking butt joint sleeve 208 is clamped into the locking ring groove 304 to realize the connection and fixation of the butt joint cylinder 201 and the connecting cylinder 301;

[0038] The upper and lower ends of the side inverted T-shaped lock block 212 close to the one end of the annular extrusion block 207 are in a beveled structure, and the one end of the annular extrusion block 207 close to the side inverted T-shaped lock block 212 is in a beveled structure;

[0039] The one end of the side inverted T-shaped lock block 212 away from the annular extrusion block 207 is provided with a triangular pressing groove 213, and the inside wall end face of the annular moving groove 202 is provided with a horn pressing groove 205 towards the one end face of the triangular pressing groove 213, and the horn pressing groove 205 and the triangular pressing groove 213 are pressed towards each other to realize the contraction operation of the side inverted T-shaped lock block 212.

[0040] In this embodiment: it needs to be supplemented that: the connecting cylinder 301 is welded and fixed to the equipment to be connected, and the butt joint groove 302 faces outward, and when the hose body 1 is connected with the equipment to be connected, the operation method is as follows:

[0041] The hand-held docking cylinder 201 is pulled back to lock the docking sleeve 208, the docking sleeve 208 extrudes the spring 214 to make it shrink, at the same time, the side-inverted T-shaped lock block 212 is away from the annular extrusion block 207 and close to the horn pressing groove 205, the horn pressing groove 205 extrudes the triangular pressing groove 213 on the side-inverted T-shaped lock block 212, so that the plurality of side-inverted T-shaped lock blocks 212 shrink into the inside of the docking sleeve 208;

[0042] Then the docking cylinder 201 and the docking sleeve 208 are inserted into the docking groove 302 on the connecting cylinder 301, when the docking sleeve 208 is completely inserted into the inside of the docking groove 302, one finger extrudes the docking sleeve 208, the other two fingers pull the docking cylinder 201 back, the docking cylinder 201 moves back to separate the horn pressing groove 205 from the side-inverted T-shaped lock block 212, at the same time, the annular extrusion block 207 is close to the side-inverted T-shaped lock block 212 and extrudes the side-inverted T-shaped lock block 212, so that the plurality of side-inverted T-shaped lock blocks 212 protrude to the outside of the docking sleeve 208, the side-inverted T-shaped lock block 212 is clamped into the inside of the locking ring groove 304, at this time, the docking cylinder 201 and the connecting cylinder 301 are locked and fixed;

[0043] When it is needed to disassemble the hose body 1, the docking cylinder 201 is only pushed to the connecting cylinder 301, and then the docking cylinder 201 and the docking sleeve 208 are pulled out, the whole operation is simple and convenient, and can be well adapted to the use in small space (it is needed to be supplemented that the spring 214 is always in a compressed state, and in the daily use state, the spring 214 is used to ensure that the positions of the docking cylinder 201 and the docking sleeve 208 are relatively stable).

[0044] Please refer to Figs. 1-4 The first annular groove 203 is formed on the outside of the end of the docking cylinder 201 away from the hose body 1, and the first sealing ring 204 is installed in the inside of the first annular groove 203;

[0045] The first sealing groove 303 is formed on the inside of the end of the connecting cylinder 301 near the docking groove 302, and the first sealing ring 204 is clamped into the inside of the first sealing groove 303 when the docking cylinder 201 is inserted into the inside of the connecting cylinder 301, which is used to realize the sealing of the docking cylinder 201 and the connecting cylinder 301;

[0046] The horizontal length of the first sealing groove 303 is greater than the diameter of the first sealing ring 204;

[0047] The second annular groove 210 is formed on the outside of the end of the docking sleeve 208 near the side-inverted T-shaped groove 209, and the second sealing ring 215 is installed in the inside of the second annular groove 210;

[0048] The inner side of the docking groove 302 is shaped with a second sealing groove 305 matched with the second sealing ring 215, and the second sealing ring 215 is clamped in the second sealing groove 305 for realizing the sealing between the locking docking sleeve 208 and the connecting cylinder 301;

[0049] The front end surface of the locking docking sleeve 208 is provided with a third annular groove 211, and the inner side of the third annular groove 211 is installed with a third sealing ring 216;

[0050] The annular moving groove 202 is shaped with a third sealing groove 206 at the end surface away from the horn pressing groove 205, and the third sealing ring 216 is clamped in the third sealing groove 206 for realizing the sealing between the locking docking sleeve 208 and the docking cylinder 201.

[0051] In the embodiment, the above structure can realize the good sealing effect between the docking assembly 2 and the fixed connecting part 3, and the horizontal length of the first sealing groove 303 is greater than the diameter of the first sealing ring 204, which is used for providing the space for the movement of the first sealing ring 204 in the connecting cylinder 301, so as to facilitate the installation and dismounting operation.

[0052] The above is only the preferred specific embodiment of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A polyurethane hose convenient to disassemble, comprising a hose body (1), a butt joint assembly (2), a fixed connecting piece (3), the butt joint assembly (2) is fixed to one end of the hose body (1), the fixed connecting piece (3) is fixed to the device to be connected, characterized in that, The docking assembly (2) and the fixed connecting piece (3) are used to realize the disassembly and assembly operation of the polyurethane hose and the equipment to be connected; The docking assembly (2) comprises a docking cylinder (201), an annular moving groove (202), an annular extrusion block (207), a locking docking sleeve (208), a side inverted T-shaped groove (209), a side inverted T-shaped locking block (212) and a spring (214); The docking cylinder (201) is fixed to one end of the hose body (1), the annular moving groove (202) is formed on the outside of the docking cylinder (201), and the annular extrusion block (207) is fixed to the inside of the annular moving groove (202); The locking docking sleeve (208) is slidably sleeved on the outside of the docking cylinder (201) and the annular moving groove (202), and the annular extrusion block (207) is located in the inside area of the locking docking sleeve (208); the spring (214) is distributed between the front end of the annular extrusion block (207) and the inside end face of the locking docking sleeve (208) and is sleeved on the outside of the annular moving groove (202), and the spring (214) is used to provide a pushing force for the docking cylinder (201) and the annular extrusion block (207) as a whole; The side inverted T-shaped grooves (209) are provided in plurality, the plurality of side inverted T-shaped grooves (209) are evenly distributed in annular shape and are formed in the inside of the locking docking sleeve (208) and penetrate to the outside of the locking docking sleeve (208), and the side inverted T-shaped locking block (212) is slidably connected to the inside of the side inverted T-shaped groove (209) and protrudes to the inside and outside of the locking docking sleeve (208); The annular extrusion block (207) is moved close to the bottom end of the side inverted T-shaped locking block (212) to provide a pushing force for the side inverted T-shaped locking block (212) towards the outside of the locking docking sleeve (208); The fixed connecting piece (3) comprises a connecting cylinder (301), a docking groove (302) and a locking ring groove (304); The docking groove (302) is formed at one end of the connecting cylinder (301), and the locking ring groove (304) is integrally formed in the inside of the docking groove (302); when the docking cylinder (201) is inserted into the inside of the connecting cylinder (301), the front end of the locking docking sleeve (208) is simultaneously inserted into the docking groove (302), and the part of the side inverted T-shaped locking block (212) protruding outside the locking docking sleeve (208) is clamped into the locking ring groove (304) to realize the connection and fixation of the docking cylinder (201) and the connecting cylinder (301).

2. The polyurethane hose of easy disassembly according to claim 1, characterized in that, The upper and lower ends of the side inverted T-shaped locking block (212) close to the end of the annular extrusion block (207) are in inclined surface structure, and the end of the annular extrusion block (207) close to the side inverted T-shaped locking block (212) is in inclined surface structure; The end of the side inverted T-shaped locking block (212) away from the annular extrusion block (207) is provided with a triangular pressing groove (213), and the end face of the inner wall of the annular moving groove (202) towards the triangular pressing groove (213) is provided with a horn pressing groove (205); the horn pressing groove (205) and the triangular pressing groove (213) are extruded towards each other to realize the contraction operation of the side inverted T-shaped locking block (212).

3. The polyurethane hose of claim 1, wherein, The first annular groove (203) is arranged on the outer side of the one end of the hose body (1) away from the butt joint cylinder (201), and the first sealing ring (204) is arranged in the first annular groove (203). The first sealing groove (303) is arranged on the inner side of the connecting cylinder (301) at one end of the butt joint groove (302), and the first sealing ring (204) is clamped into the first sealing groove (303) when the butt joint cylinder (201) is inserted into the inner side of the connecting cylinder (301), so as to realize the sealing of the butt joint cylinder (201) and the connecting cylinder (301). The horizontal length of the first sealing groove (303) is greater than the diameter of the first sealing ring (204).

4. The polyurethane hose of claim 1, wherein, The second annular groove (210) is arranged on the outer side of the locking butt joint sleeve (208) at one end of the side inverted T-shaped groove (209), and the second sealing ring (215) is arranged in the second annular groove (210). The second sealing groove (305) matched with the second sealing ring (215) is formed on the inner side of the butt joint groove (302), and the second sealing ring (215) is clamped in the second sealing groove (305), so as to realize the sealing of the locking butt joint sleeve (208) and the connecting cylinder (301).

5. The polyurethane hose of easy disassembly according to claim 2, characterized in that, The third annular groove (211) is arranged on the front end face of the locking butt joint sleeve (208), and the third sealing ring (216) is arranged in the third annular groove (211). The third sealing groove (206) is formed on the end face of the annular moving groove (202) away from the horn pressing groove (205), and the third sealing ring (216) is clamped into the third sealing groove (206), so as to realize the sealing of the locking butt joint sleeve (208) and the butt joint cylinder (201).

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