CN213900277U - Multi-purpose multifunctional switch valve - Google Patents

Abstract

The utility model discloses a multi-purpose multifunctional switch valve, which comprises a valve body, a switch handle connected above the valve body, and a first joint and a second joint respectively connected at the two sides of the valve body; the first joint and the second joint are both provided with inserting ends, the outer surface of each inserting end is provided with a conical barb, the outer surface of the first joint is provided with a thread between each inserting end and the valve body, and the first joint is in threaded connection with a locking piece through the thread; the retaining member forms the grafting space with first joint between, and the retaining member inner wall is equipped with the portion that compresses tightly, and the distance that portion that compresses tightly to first joint is less than the distance of conical barb to first joint. The multipurpose multifunctional switch valve has the advantages of multiple purposes and firm connection.

Description

Multi-purpose multifunctional switch valve

Technical Field

The utility model relates to an irrigate technical field, concretely relates to multi-purpose multifunctional switch valve.

Background

The switch valve is a commonly used component in an irrigation system, and is connected with a pipeline through the switch valve to realize the regulation and the switching of the flow in the pipeline.

However, the existing switch valve can only be used for connecting one type of pipeline, and cannot be adapted to the connection of different pipelines, such as thin-wall plastic pipes, PE plastic hoses or PVC plastic hard pipes, so that the application range of the switch valve is limited.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a multi-functional switch valve of multipurpose has solved switch valve effectively at least and can only be used for connecting a pipeline usually, can't adapt to and be connected with different pipelines, just so makes switch valve's application range receive the problem of restriction, has a valve multi-purpose, firm in connection's advantage.

(II) technical scheme

In order to solve the technical problem, the utility model provides a following technical scheme: a multipurpose multifunctional switch valve comprises a valve body, a switch handle connected above the valve body, and a first joint and a second joint which are respectively connected to two sides of the valve body; the first joint and the second joint are both provided with inserting ends, conical barbs are arranged on the outer surfaces of the inserting ends, threads are arranged on the outer surfaces of the first joint and between the inserting ends and the valve body, and the first joint is screwed with a locking piece through the threads; the retaining member with form the grafting space between the first joint, the retaining member inner wall is equipped with the portion that compresses tightly, it arrives to compress tightly the portion the distance that first joint is less than conical barb arrives the distance that first joint.

According to the arrangement, the switch valve can be respectively connected with the PE plastic hose through the insertion ends of the first connector and the second connector, and the PE plastic hose is fixed through the conical barbs; the second joint can be connected with a PE plastic hose, and the first joint is connected with a thin-wall plastic pipe, so that the application range and the adaptability of the switch valve are improved, and the switch valve is multipurpose. When the first joint is connected with the thin-wall plastic pipe, one end of the thin-wall plastic pipe is inserted into the insertion space, the conical barb is clamped on the inner wall of the thin-wall plastic pipe, the pressing part of the locking part presses the outer wall of the thin-wall plastic pipe, the thin-wall plastic pipe is pre-fixed through the conical barb and the pressing part, and then the locking part is rotated with the thread in a screwing mode, so that the thin-wall plastic pipe is locked and fixed on the first joint.

In a further arrangement, the compression portion is disposed around the outer surface of the first joint.

So set up, improve the area of contact of portion and thin-walled plastic pipe that compresses tightly, increase the effect of pre-fixing.

Further setting, the surface of first joint just is in the grafting end with still be equipped with conical spacing barb between the screw thread, the retaining member movable in the valve body with between the conical spacing barb, just the portion of compressing tightly can contradict in conical spacing barb.

So set up, increase the pre-fixing effect to thin wall plastic pipe inner wall through conical spacing barb to after inserting the grafting space in the one end of thin wall plastic pipe, through twisting the retaining member, will compress tightly the portion and constantly toward twisting the direction that is close to conical spacing barb, make the retaining member constantly compress tightly the thin wall plastic pipe, and then make the firm in connection nature of thin wall plastic pipe and first joint obtain showing and promote.

Further setting, the retaining member orientation the one side of the spacing barb of taper shape is equipped with to peg graft and opens the mouth, it is equipped with toward to peg graft and opens the mouth the grafting guide face that compresses tightly the slope of portion direction.

So set up, open the mouth through pegging graft and improve the grafting efficiency of thin-walled plastic pipe and retaining member, improve the grafting alignment rate of thin-walled plastic pipe and grafting space through the grafting guide face.

Further setting, the retaining member is circular retaining member, the surface periphery of retaining member is provided with a plurality of first anti-skidding convex parts along the axial.

So set up, first anti-skidding convex part can improve the locking rotation operation of retaining member, prevents that the finger from skidding, has laborsaving effect.

And a second anti-slip convex part is arranged on the outer surface of one end of the locking part close to the inserting end along the radial direction.

So set up, when the one end of thin wall plastic pipe was located the grafting space, the inner wall of retaining member, especially the outer wall that compresses tightly portion and thin wall plastic pipe had certain frictional force for when carrying out locking operation toward grafting end direction through the retaining member, there is certain resistance, therefore through second anti-skidding convex part, can prevent the condition that the finger skidded among the locking operation process, thereby improves the simple operation nature of retaining member.

Further setting, the second connects outer activity to cup joint the rubber packing, the rubber packing activity cup joint in on the conical barb.

So set up, connect the overcoat at the second and connect the rubber ring after, can realize being connected with PVC plastics hard tube to further improve switch valve's application range and adaptability.

Further setting, the rubber ring bottom be equipped with the recess of conical barb cooperation joint.

So set up, through draw-in groove and conical barb cooperation joint, improved the firm in connection nature that rubber ring and second connect, and then effectively improve the second and connect the firm in connection nature with the PVC plastics hard tube.

(III) advantageous effects

Compared with the prior art, the utility model provides a multi-functional switch valve of multipurpose possesses following beneficial effect:

the multi-purpose multifunctional switch valve can be respectively connected with the PE plastic hose through the insertion ends of the first joint and the second joint at the two sides of the valve body, and the PE plastic hose is fixed through the conical barb; the second joint is also connected with a PE plastic hose, and the first joint is connected with a thin-wall plastic pipe, so that the application range and the adaptability of the switch valve are improved, and the switch valve is multipurpose. When the first joint is connected with the thin-wall plastic pipe, one end of the thin-wall plastic pipe is inserted into the insertion space, the conical barb is clamped on the inner wall of the thin-wall plastic pipe, the pressing part of the locking part presses the outer wall of the thin-wall plastic pipe, the thin-wall plastic pipe is pre-fixed through the conical barb and the pressing part, and then the locking part is rotated with the thread in a screwing mode, so that the thin-wall plastic pipe is locked and fixed on the first joint.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic front view of the cross-sectional structure of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2;

FIG. 4 is a schematic view of a first joint connected to a PE plastic hose, partially in section;

FIG. 5 is a schematic view of a first joint in partial cross-section when connected to a thin-walled plastic pipe;

FIG. 6 is a schematic view of the overall structure of the PVC pipe of the present invention when it is connected to a PVC plastic pipe;

FIG. 7 is a schematic view of a second joint connected to a PVC rigid pipe with a partial cross-section;

fig. 8 is a schematic view of the overall structure of the rubber gasket.

In the drawings: 1. a valve body; 2. a switch handle; 3. a first joint; 31. a locking member; 311. a pressing part; 312. a first anti-slip projection; 313. a second anti-slip projection; 314. inserting and opening; 3141. inserting and guiding surfaces; 32. a plug space; 301. a thread; 302. a conical limiting barb; 4. a second joint; 5. a plug end; 6. a conical barb; 7. a rubber ring; 71. a groove; 8. a thin-walled plastic tube; 9. a PE plastic hose; 10. PVC plastic hard tube.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1 to 8, wherein fig. 1 is a schematic diagram of the overall structure of the present invention, fig. 2 is a schematic diagram of the front cross-sectional structure of the present invention, fig. 3 is an enlarged schematic diagram of a position a in fig. 2, fig. 4 is a schematic diagram of a partial cross-sectional structure when the first joint is connected to the PE plastic hose, fig. 5 is a schematic diagram of a partial cross-sectional structure when the first joint is connected to the thin-wall plastic pipe, fig. 6 is a schematic diagram of the overall structure when the present invention is connected to the PVC plastic hard pipe, fig. 7 is a schematic diagram of a partial cross-sectional structure when the second joint is connected to the PVC plastic hard pipe, and fig. 8 is a schematic diagram of the overall structure of the rubber.

The utility model provides a multi-purpose multifunctional switch valve, which comprises a valve body 1, a switch handle 2 arranged above the valve body 1, and a first joint 3 and a second joint 4 which are respectively and integrally formed at two sides of the valve body 1; one ends of the first joint 3 and the second joint 4, which are far away from the valve body 1, are both insertion ends 5, conical barbs 6 are integrally formed on the outer surface of the insertion ends 5, threads 301 are integrally formed on the outer surface of the first joint 3 and between the insertion ends 5 and the valve body 1, and the first joint 3 is in threaded connection with a circular locking piece 31 through the threads 301; an inserting space 32 is formed between the locking member 31 and the first joint 3, a pressing part 311 is integrally formed on the inner wall of the locking member 31, and the distance from the pressing part 311 to the first joint 3 is less than the distance from the conical barb 6 to the first joint 3. Therefore, when in use, the switch valve can be respectively connected with a PE plastic hose 9 through the insertion ends 5 of the first connector 3 and the second connector 4 on the two sides of the valve body 1, and the inner wall of the PE plastic hose 9 is clamped through the conical barb 6, so that the PE plastic hose 9 is fixed; the second joint 4 can be connected with a PE plastic hose 9, and the first joint 3 is connected with a thin-wall plastic pipe 8, so that the application range and the adaptability of the switch valve are improved, and the switch valve is multipurpose. When the first joint 3 is connected with the thin-wall plastic pipe 8, one end of the thin-wall plastic pipe 8 is inserted into the insertion space 32, the conical barb 6 is clamped on the inner wall of the thin-wall plastic pipe 8, the pressing part 311 of the locking part 31 is pressed on the outer wall of the thin-wall plastic pipe 8, the thin-wall plastic pipe 8 is pre-fixed through the conical barb 6 and the pressing part 311, and then the locking part 31 is screwed with the thread 301 to rotate, so that the thin-wall plastic pipe 8 is locked and fixed on the first joint 3; and the compressing part 311 surrounds the outer surface circumference of the first joint 3, so that the contact area between the compressing part 311 and the thin-wall plastic pipe 8 is further increased, the pre-fixing effect is increased, and the connection firmness between the thin-wall plastic pipe 8 and the first joint 3 is improved.

The outer surface periphery of retaining member 31 has a plurality of first anti-skidding convex parts 312 along axial integrated into one piece, can improve the locking rotation operation of retaining member 31 through first anti-skidding convex part 312, prevents that the finger from skidding, has laborsaving effect. When one end of the thin-wall plastic pipe 8 is located in the inserting space 32, a certain friction force exists between the inner wall of the locking member 31, particularly the pressing portion 311, and the outer wall of the thin-wall plastic pipe 8, so that when the locking member 31 is used for locking towards the inserting end 5, a certain resistance exists, and therefore the second anti-slip convex portion 313 is integrally formed on the outer surface of one end of the locking member 31 close to the inserting end 5 along the radial direction, the situation that fingers slip in the locking operation process can be prevented through the second anti-slip convex portion 313, and the operation convenience of the locking member 31 is improved.

The outer surface of the first joint 3 is further integrally formed with a conical limiting barb 302 between the inserting end 5 and the thread 301, the locking member 31 can be moved between the valve body 1 and the conical limiting barb 302, and the pressing portion 311 can abut against the conical limiting barb 302. So, increase the pre-fixing effect to 8 inner walls of thin-walled plastic pipe through conical spacing barb 302, and insert grafting space 32 back in the one end of thin-walled plastic pipe 8, through rotating retaining member 31, will compress tightly portion 311 and constantly toward the orientation that is close to conical spacing barb 302 and twist, make the distance between portion 311 and the conical spacing barb 302 constantly reduce, and then make retaining member 31 constantly compress tightly thin-walled plastic pipe 8 through the spacing barb of toper and portion 311, and then make thin-walled plastic pipe 8 obtain showing with the first fastness of being connected who connects 3 and promote.

One side integrated into one piece that retaining member 31 is towards conical spacing barb 302 has grafting opening 314, improves the grafting efficiency of thin-walled plastic pipe 8 with retaining member 31 through grafting opening 314, and grafting opening 314 has the grafting guide face 3141 toward the slope of portion 311 direction that compresses tightly, and grafting guide face 3141 has the effect of leading the one end of thin-walled plastic pipe 8 toward grafting space 32 in to improve the grafting alignment rate of thin-walled plastic pipe 8 and grafting space 32.

A rubber ring 7 is movably sleeved outside the second joint 4, the rubber ring 7 is movably sleeved on the conical barb 6, and the rubber ring 7 is fixed under the action of the conical barb 6; after the rubber ring 7 is sleeved outside the second connector 4, the connection with the PVC plastic hard pipe 10 can be realized, and the tightness of connection with the PVC plastic hard pipe 10 is improved through the rubber ring 7, so that the application range and the adaptability of the switch valve are further improved. Simultaneously there is the recess 71 with conical barb 6 cooperation joint at rubber ring 7 bottom integrated into one piece, cup joints rubber ring 7 back on conical barb 6, recess 71 and conical barb 6 cooperation joint to improved rubber ring 7 and the second and connected the fastness of 4, and then effectively improved the second and connect 4 and PVC plastics hard tube 10's fastness of being connected, and rubber ring 7 is also very convenient with the dismantlement of second joint 4.

When the valve is used, according to the actual use condition, the switch valve can be respectively connected with a PE plastic hose 9 through the insertion ends 5 of the first connector 3 and the second connector 4 on the two sides of the valve body 1, and the inner wall of the PE plastic hose 9 is clamped through the conical barb 6, so that the PE plastic hose 9 is fixed; the PE plastic hose 9 can be connected to the second connector 4, the thin-wall plastic pipe 8 is connected to the first connector 3, and the thin-wall plastic pipe 8 is fixed to the first connector 3 through the locking piece 31; or the rubber ring 7 is sleeved outside the second joint 4, so that the connection with the PVC plastic hard pipe 10 can be realized.

The utility model provides a pair of multi-functional switch valve of multipurpose has a valve multi-purpose, firm in connection, practices thrift the advantage of cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. A multipurpose multifunctional switch valve is characterized by comprising a valve body (1), a switch handle (2) connected above the valve body (1), and a first joint (3) and a second joint (4) which are respectively connected to two sides of the valve body (1); the first connector (3) and the second connector (4) are both provided with inserting ends (5), conical barbs (6) are arranged on the outer surfaces of the inserting ends (5), threads (301) are arranged on the outer surfaces of the first connector (3) and between the inserting ends (5) and the valve body (1), and locking pieces (31) are screwed on the first connector (3) through the threads (301); retaining member (31) with form grafting space (32) between first joint (3), retaining member (31) inner wall is equipped with compresses tightly portion (311), it arrives to compress tightly portion (311) the distance of first joint (3) is less than conical barb (6) arrive the distance of first joint (3).

2. A multi-purpose multi-functional on-off valve according to claim 1, characterized in that the pressing portion (311) is provided around the outer surface circumference of the first joint (3).

3. A multi-purpose multi-functional switch valve according to claim 2, characterized in that, the outer surface of the first joint (3) and between the inserting end (5) and the thread (301) is further provided with a conical limiting barb (302), the locking member (31) can be moved between the valve body (1) and the conical limiting barb (302), and the pressing portion (311) can be collided with the conical limiting barb (302).

4. A multi-purpose and multi-functional switch valve as claimed in claim 3, characterized in that, the side of the locking member (31) facing the conical position-limiting barb (302) is provided with an insertion opening (314), and the insertion opening (314) is provided with an insertion guide surface (3141) inclined toward the pressing portion (311).

5. A multi-purpose multi-functional on-off valve according to claim 1, characterized in that the locking member (31) is a circular locking member (31), and the outer surface of the locking member (31) is provided with a plurality of first anti-slip protrusions (312) along the axial direction.

6. A multi-purpose multi-functional on-off valve according to claim 5, characterized in that the locking member (31) is provided with a second anti-slip protrusion (313) on the outer surface of the end near the insertion end (5) in the radial direction.

7. A multi-purpose multi-functional switch valve according to claim 1, characterized in that the rubber ring (7) is movably sleeved outside the second joint (4), and the rubber ring (7) is movably sleeved on the conical barb (6).

8. A multi-purpose multi-functional switch valve according to claim 7, characterized in that, the bottom of rubber ring (7) is provided with a groove (71) that is engaged with the conical barb (6).

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