CN215078190U - Spray arm water pipe and washing equipment - Google Patents

Abstract

The utility model relates to a washing equipment technical field, concretely relates to spray arm water pipe and washing equipment. The spray arm water pipe comprises a water pipe joint, a water pipe body and a connecting sleeve, wherein the water pipe body is provided with a first state that one end extends into the water pipe joint and is connected with the water pipe joint and a second state that the water pipe body is positioned outside the water pipe joint; the connecting sleeve is sleeved outside the water pipe joint, is connected with the water pipe joint and is suitable for fixedly connecting the water pipe joint to an inner container of washing equipment; the inner wall of the connecting sleeve is provided with a first guide part, and the first guide part is suitable for guiding the connection of the water pipe body when one end of the water pipe body extends to the inside of the water pipe connector. The utility model provides a spray arm water pipe's first guide part sets up on the inner wall of water pipe body, need not additionally to increase spare part and realizes the direction function, has reduced the complete machine cost, and has improved the assembly efficiency of complete machine.

Description

Spray arm water pipe and washing equipment

Technical Field

The utility model relates to a washing equipment technical field, concretely relates to spray arm water pipe and washing equipment.

Background

The spray arm water pipe is a key part for connecting a spray arm and a waterway system in the dishwasher, wherein the spray arm water pipe is generally connected with an upper bowl basket of the dishwasher. The upper bowl basket of some dish washers with larger capacity needs to be moved frequently, and the middle spray arm water pipe fixed on the upper bowl basket is disconnected or connected with the waterway system frequently; due to the accumulation of manufacturing tolerance and fit clearance of structures such as the bowl basket and the like, the spray arm water pipe is difficult to accurately insert into the spray arm water pipe joint, and the reliability is poor.

There is a dish washer spray arm water pipe among the correlation technique, including spray arm water pipe, spray arm water pipe head, spray arm water pipe right-hand member joint is in spray arm water pipe head left end, still including the guide joint of connection at spray arm water pipe right-hand member, and spray arm water pipe right-hand member passes through the guide joint and accurately inserts in the spray arm water pipe head. And parts such as a guide joint and the like are added, so that the cost of the whole machine is improved, and the assembly efficiency of the whole machine is reduced.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming needs to increase the accurate male defect of spare parts such as direction joint in order to realize the spray arm water pipe among the prior art to provide one kind and need not to increase the accurate male spray arm water pipe and the washing equipment that just can realize the spray arm water pipe of spare part.

In order to solve the technical problem, the utility model provides a spray arm water pipe, include:

a water pipe joint;

the water pipe body is provided with a first state that one end of the water pipe body extends into the water pipe joint and is connected with the water pipe joint, and a second state that the water pipe body is positioned outside the water pipe joint;

the connecting sleeve is sleeved outside the water pipe joint, is connected with the water pipe joint and is suitable for fixedly connecting the water pipe joint to an inner container of washing equipment; the inner wall of the connecting sleeve is provided with a first guide part, and the first guide part is suitable for guiding the connection of the water pipe body when one end of the water pipe body extends to the inside of the water pipe connector.

Optionally, the connection sleeve comprises a sleeve body and a guide end arranged at one end of the sleeve body, the sleeve body is sleeved outside the water pipe connector, the guide end is suitable for being located outside the water pipe connector after the connection sleeve is connected with the water pipe connector, and the first guide portion is arranged on the inner wall of the guide end.

Optionally, the first guide portion includes a plurality of guide ribs extending along the axial direction of the connection sleeve, and a distance from the guide ribs protruding from the inner wall of the guide end gradually increases toward a direction close to the sleeve body.

Optionally, a second guiding portion is further arranged on the guiding end, and the second guiding portion is connected with the first guiding portion and located at one end, far away from the sleeve body, of the guiding end.

Optionally, the second guide portion is a chamfer provided on the guide end.

Optionally, a third guide portion is arranged on the water pipe body, and the third guide portion is located at one end of the water pipe body, which is connected with the water pipe connector.

Optionally, the third guide portion is a chamfer provided on the outside of the water pipe body.

Optionally, a fourth guide portion is arranged on the water pipe connector, and the fourth guide portion is arranged at one end, connected with the water pipe body, of the water pipe connector.

Optionally, the fourth guide portion is a chamfer provided on an inner wall of the water pipe joint.

Optionally, the water pipe joint comprises:

a connector body;

the connecting end is arranged on the joint body;

the limiting flange is arranged on the joint body in a protruding mode and is positioned at one end, close to the joint body, of the connecting end;

the inner container of the washing equipment is provided with a connecting hole, and the connecting end extends into the inner container through the connecting hole and is connected with the sleeve body; the joint body is limited outside the inner container through the limiting flange.

Optionally, one side of the limiting flange, which faces the connecting end, is provided with a fool-proof boss, and the inner container is provided with a first fool-proof hole matched with the fool-proof boss.

Optionally, the sleeve comprises a connecting end and a limiting flange, wherein the connecting end is sleeved with the limiting flange, the limiting flange is arranged between the sleeve body and the limiting flange, and a second fool-proof hole matched with the fool-proof boss is formed in the first sealing structure.

Optionally, at least one annular protrusion is further disposed on the first sealing structure, and the annular protrusion is disposed on a side of the first sealing structure facing the sleeve body and/or a side facing the limiting flange.

Optionally, the annular protrusion has at least two, at least two of the annular protrusions being coaxial with the connection end and located on the same side of the first seal structure.

Optionally, the water pipe further comprises a second sealing structure, the second sealing structure is sleeved outside one end of the water pipe body, and the water pipe body is in interference fit with the inner wall of the water pipe connector through the second sealing structure.

Optionally, one end of the water pipe body is provided with two limiting convex rings, and the second sealing structure is clamped between the two limiting convex rings.

The utility model also provides a washing equipment, including foretell spray arm water pipe.

Optionally, the washing apparatus is a dishwasher.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a spray arm water pipe, which comprises a water pipe joint, a water pipe body and a connecting sleeve, wherein the water pipe body is provided with a first state that one end extends into the water pipe joint and is connected with the water pipe joint, and a second state that is positioned outside the water pipe joint; the connecting sleeve is sleeved outside the water pipe joint, is connected with the water pipe joint and is suitable for fixedly connecting the water pipe joint to an inner container of washing equipment; the inner wall of the connecting sleeve is provided with a first guide part, and the first guide part is suitable for guiding the connection of the water pipe body when one end of the water pipe body extends to the inside of the water pipe connector.

Through first guide part the one end of water pipe body extends the inside in-process direction of water pipe head water pipe body with water pipe head's connection realizes the accurate of water pipe body in to water pipe head and inserts, guarantees that water pipe body extends inside the water pipe head easily or shifts out from inside the water pipe head easily. And the first guide part is arranged on the inner wall of the water pipe body, so that the guide function is realized without additionally adding parts, the cost of the whole machine is reduced, and the assembly efficiency of the whole machine is improved.

2. The utility model provides a spray arm water pipe, adapter sleeve includes the sleeve pipe body and sets up the leading end of sleeve pipe body one end, the leading end is suitable for adapter sleeve with the outside that is located water pipe head behind the water pipe head connection leads to the water pipe body earlier before the water pipe body gets into the water pipe head to make things convenient for inside the water pipe body accuracy inserts water pipe head.

3. The utility model provides a spray arm water pipe, still be equipped with the second guide part on the guide for with the water pipe body to the guide of second guide part, realize inside the water pipe body more accurately inserts water pipe head.

4. The utility model provides a spray arm water pipe still includes the third guide part, sets up on the water pipe body, with the cooperation of first guide part and second guide part, reinforcing direction effect.

5. The utility model provides a spray arm water pipe still includes the fourth guide part, sets up on water pipe head, realizes inside water pipe body more accurate insert water pipe head to can cooperate with the third guide part, reinforcing direction effect.

6. The utility model provides a spray arm water pipe is equipped with on the spacing flange and prevents slow-witted boss, be equipped with on the inner bag with prevent slow-witted boss complex first prevent slow-witted hole, prevent slow-witted boss and first prevent slow-witted hole cooperation, prevent that water pipe head from being installed by the mistake.

7. The utility model provides a spray arm water pipe still includes first seal structure, prevents the overflow between water pipe head and the inner bag.

8. The utility model provides a spray arm water pipe still includes second seal structure, with water pipe head's inner wall interference fit, realizes the sealed effect between water pipe body and the water pipe head.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a sectional view of a spray arm water pipe of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is an exploded view of the installation of the spray arm water pipe of the present invention;

FIG. 4 is a schematic view of the water pipe joint of the present invention;

FIG. 5 is a schematic view of a water pipe joint according to the present invention;

fig. 6 is a schematic view of a first sealing structure of the present invention.

Description of reference numerals:

1-water pipe joint; 11-a joint body; 12-a connection end; 13-a stop flange; 14-fool-proof boss; 15-a fourth guide; 2-a water pipe body; 21-a third guide; 22-a limit convex ring; 3-connecting the sleeve; 31-a sleeve body; 32-a guide end; 33-a first guide; 34-a second guide; 4-a first sealing structure; 41-a second fool-proof hole; 42-an annular projection; 5-a second sealing structure.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 to 6, the spray arm water pipe provided by the present embodiment is suitable for a washing device having a spray arm, such as a dishwasher. The spray arm water pipe comprises a water pipe connector 1, a water pipe body 2 and a connecting sleeve 3, wherein the water pipe body 2 has a first state that one end extends into the water pipe connector 1 and is connected with the water pipe connector 1 and a second state that the end is positioned outside the water pipe connector 1; the connecting sleeve 3 is sleeved outside the water pipe connector 1, is connected with the water pipe connector 1 and is suitable for fixedly connecting the water pipe connector 1 to an inner container of washing equipment; be equipped with first guide part 33 on the inner wall of adapter sleeve 3, first guide part 33 is suitable for the one end of water pipe body 2 extends to the inside in-process direction of water pipe head 1 the connection of water pipe body 2. The connecting sleeve 3 is suitable for fixedly connecting the water pipe joint 1 to the inner container of washing equipment such as a dish-washing machine.

Through first guide part 33 the one end of water pipe body 2 extends the inside in-process direction of water pipe head 1 water pipe body 2 with water pipe head 1's connection realizes the accurate of water pipe body 2 to inserting in the water pipe head 1, guarantees that water pipe body 2 extends inside water pipe head 1 easily or shifts out from inside water pipe head 1 easily. And the first guide part 33 is arranged on the inner wall of the water pipe body 2, so that the guide function is realized without additionally adding parts, the cost of the whole machine is reduced, and the assembly efficiency of the whole machine is improved.

One end of the water pipe body 2 is suitable for being connected with the spray arm, and the other end of the water pipe body is suitable for being connected or disconnected with the water pipe connector 1 under the driving of the moving spray arm. The water pipe joint 1 is suitable for being connected with a water channel system of washing equipment such as a dishwasher, the water pipe body 2 can be switched between a first state and a second state, and the first guide part 33 guides the movement of the water pipe body 2 in the process of switching from the second state to the first state. Preferably, the connection sleeve 3 is screwed or snapped onto the water connection 1. Set up first guide part 33 on adapter sleeve 3, both can realize the direction to water pipe body 2 under the prerequisite that does not increase extra spare part, need not to increase guide structure again on water pipe head 1, change water pipe head 1's structure, still damage water pipe head 1 at the direction in-process easily.

As shown in fig. 3, the connection sleeve 3 includes a sleeve body 31 and a guiding end 32 disposed at one end of the sleeve body 31, the sleeve body 31 is sleeved on the outside of the water pipe joint 1, the guiding end 32 is suitable for being located on the outside of the water pipe joint 1 after the connection sleeve 3 is connected with the water pipe joint 1, and the first guiding portion 33 is disposed on an inner wall of the guiding end 32. The guiding end 32 guides the water pipe body 2 before the water pipe body 2 enters the water pipe joint 1, so that the water pipe body 2 can be conveniently and accurately inserted into the water pipe joint 1, and the water pipe joint 1 is prevented from being damaged in the guiding process.

In this embodiment, the first guiding portion 33 includes a plurality of guiding ribs extending along the axial direction of the connection sleeve 3, and the distance of the guiding ribs protruding from the inner wall of the guiding end 32 gradually increases toward the direction approaching the sleeve body 31. Preferably, a plurality of direction muscle are along adapter sleeve 3's circumference evenly distributed, realize the even direction to water pipe body 2. And the weight of the connecting sleeve 3 cannot be increased too much by arranging the guide ribs.

In an alternative embodiment, the first guide portion 33 may be a guide flange protruding from an inner wall of the guide end 32, and a distance from the guide flange protruding from the inner wall of the guide end 32 gradually increases toward the sleeve body 31. The uniform guiding of the water pipe body 2 is realized.

In this embodiment, the guiding end 32 is further provided with a second guiding portion 34, and the second guiding portion 34 is connected to the first guiding portion 33 and is located at an end of the guiding end 32 far away from the sleeve body 31. The second guide portion 34 is used for guiding the water pipe body 2 to the second guide portion 34, so that the water pipe body 2 can be inserted into the water pipe joint 1 more accurately.

In this embodiment, the second guide portion 34 is a chamfer provided on the guide end 32. The second guide portion 34 can be obtained without adding additional parts and without adding complicated processing steps, and the processing cost is reduced.

As an alternative embodiment, the first guide portion 33 may extend from an end of the guide end 32 away from the sleeve body 31 in a direction toward the sleeve body 31.

In this embodiment, a third guiding portion 21 is disposed on the water pipe body 2, and the third guiding portion 21 is located at one end of the water pipe body 2 connected to the water pipe joint 1. The third guide portion 21 cooperates with the first guide portion 33 and the second guide portion 34 to enhance the guiding effect.

In this embodiment, the third guide portion 21 is a chamfer provided on the outside of the water pipe body 2. The third guide portion 21 can be obtained without adding additional parts and without adding complicated processing steps, and the processing cost is reduced.

In this embodiment, a fourth guiding portion 15 is arranged on the water pipe connector 1, and the fourth guiding portion 15 is arranged at one end of the water pipe connector 1 connected with the water pipe body 2. The fourth guide part 15 realizes that the water pipe body 2 is inserted into the water pipe connector 1 more accurately, and can be matched with the third guide part 21 to enhance the guide effect.

In this embodiment, the fourth guide portion 15 is a chamfer provided on the inner wall of the water pipe connector 1. The fourth guide portion 15 can be obtained without adding additional parts and without adding complicated processing steps, and the processing cost is reduced.

As shown in fig. 4 and 5, the water pipe joint 1 includes a joint body 11, a connection end 12 and a limit flange 13; the connecting end 12 is arranged on the joint body 11; a limiting flange 13 is arranged on the joint body 11 in a protruding manner and is positioned at one end of the connecting end 12 close to the joint body 11; a connecting hole is arranged on the inner container of the washing equipment, and the connecting end 12 extends into the inner container through the connecting hole and is connected with the sleeve pipe body 31; the joint body 11 is limited outside the inner container through the limiting flange 13, and the water pipe joint 1 is fixedly connected to the inner container through the connecting end 12 connected with the sleeve pipe body 31. The joint body 11 is connected with a water channel system of washing equipment such as a dish washer, and the connecting end 12 is connected with the water pipe body 2.

In this embodiment, one side of the limiting flange 13 facing the connecting end 12 is provided with a fool-proof boss 14, and the inner container is provided with a first fool-proof hole matched with the fool-proof boss 14. Fool-proof boss 14 is matched with the first fool-proof hole to prevent water pipe connector 1 from being installed by mistake.

Preferably, the fool-proof bosses 14 have at least two, and the at least two fool-proof bosses 14 are uniformly distributed along the circumferential direction of the limiting flange 13, and the fool-proof bosses 14 correspond to the first fool-proof holes one to one. Preferably, the first fool-proof hole is arranged close to the connecting hole and communicated with the connecting hole.

In this implementation, as shown in fig. 6, the spray arm water pipe further includes a first sealing structure 4, which is sleeved outside the connecting end 12 and located between the sleeve body 31 and the limiting flange 13, and the first sealing structure 4 is provided with a second fool-proof hole 41 matched with the fool-proof boss 14. The first sealing structure 4 prevents water overflowing between the water pipe joint 1 and the inner container. The second fool-proof hole 41 cooperates with the fool-proof boss 14 to prevent the first sealing structure 4 from being erroneously mounted. The first seal structure 4 includes a mounting hole therein through which the attachment end 12 is adapted to pass. Preferably, a second fool-proof hole 41 is provided adjacent to and in communication with the mounting hole.

In this embodiment, the annular protrusions 42 have at least two, and at least two of the annular protrusions 42 are coaxial with the connection end 12 and located on the same side of the first seal structure 4. The two annular bulges 42 are coaxial and staggered with each other, so that a better sealing effect is achieved. Preferably, the first sealing structure 4 has elasticity.

In this embodiment, as shown in fig. 1 and 3, the spray arm water pipe further includes a second sealing structure 5, which is sleeved outside one end of the water pipe body 2, and the water pipe body 2 is in interference fit with the inner wall of the water pipe connector 1 through the second sealing structure 5. The second sealing structure 5 is in interference fit with the inner wall of the water pipe connector 1, so that the sealing effect between the water pipe body 2 and the water pipe connector 1 is realized. The second seal structure 5 has elasticity. Preferably, the second sealing structure 5 comprises a sealing structure body and at least one sealing convex ring protruding towards the periphery of the sealing structure body, and the sealing convex ring is in interference fit with the inner wall of the water pipe joint 1. Preferably, the width of the sealing convex ring is gradually reduced towards the direction away from the sealing structure body, so that the friction force between the sealing convex ring and the inner wall of the water pipe connector 1 is reduced while the interference fit between the sealing convex ring and the inner wall of the water pipe connector 1 is ensured.

In this embodiment, one end of the water pipe body 2 is provided with two limiting convex rings 22, and the second sealing structure 5 is clamped between the two limiting convex rings 22. The second sealing structure 5 is prevented from moving or being forced to curl.

In this embodiment, a washing device is also provided, which includes the spray arm water pipe as described above.

Preferably, the washing apparatus is a dishwasher.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (18)

1. A spray arm water tube, comprising:

a water pipe joint (1);

the water pipe body (2) is provided with a first state that one end extends into the water pipe connector (1) and is connected with the water pipe connector (1) and a second state that the one end is positioned outside the water pipe connector (1);

the connecting sleeve (3) is sleeved outside the water pipe connector (1), is connected with the water pipe connector (1), and is suitable for fixedly connecting the water pipe connector (1) to an inner container of washing equipment; be equipped with first guide part (33) on the inner wall of adapter sleeve (3), first guide part (33) are suitable for the one end of water pipe body (2) extends to the inside in-process direction of water pipe head (1) the connection of water pipe body (2).

2. The spray arm water pipe according to claim 1, wherein the connection sleeve (3) comprises a sleeve body (31) and a guide end (32) arranged at one end of the sleeve body (31), the sleeve body (31) is sleeved outside the water pipe joint (1), the guide end (32) is suitable for being positioned outside the water pipe joint (1) after the connection sleeve (3) is connected with the water pipe joint (1), and the first guide part (33) is arranged on the inner wall of the guide end (32).

3. The lance arm water pipe according to claim 2, wherein the first guide portion (33) includes a plurality of guide ribs extending in an axial direction of the connection sleeve (3), and a distance of the guide ribs protruding from an inner wall of the guide end (32) is gradually increased toward the sleeve body (31).

4. The spray arm water pipe according to claim 2, wherein a second guide part (34) is further arranged on the guide end (32), and the second guide part (34) is connected with the first guide part (33) and is positioned at one end of the guide end (32) far away from the sleeve body (31).

5. The lance arm water tube according to claim 4, wherein the second guide portion (34) is a chamfer provided on the guide end (32).

6. The spray arm water pipe according to any one of claims 1 to 5, wherein a third guide part (21) is arranged on the water pipe body (2), and the third guide part (21) is positioned at one end of the water pipe body (2) connected with the water pipe joint (1).

7. The spray arm hose according to claim 6, characterized in that the third guide portion (21) is a chamfer provided on the outside of the hose body (2).

8. The spray arm water pipe according to any one of claims 1 to 5, characterized in that a fourth guide part (15) is arranged on the water pipe joint (1), and the fourth guide part (15) is arranged at one end of the water pipe joint (1) connected with the water pipe body (2).

9. The lance arm water pipe according to claim 8, wherein the fourth guide portion (15) is a chamfer provided on an inner wall of the water pipe head (1).

10. Spray arm water pipe according to any of claims 2-5, characterized in that the water pipe connection (1) comprises:

a joint body (11);

a connection end (12) provided on the joint body (11);

the limiting flange (13) is arranged on the joint body (11) in a protruding mode and is positioned at one end, close to the joint body (11), of the connecting end (12);

a connecting hole is formed in the inner container of the washing equipment, and the connecting end (12) extends into the inner container through the connecting hole and is connected with the sleeve body (31); the joint body (11) is limited outside the inner container through the limiting flange (13).

11. The spray arm water pipe according to claim 10, wherein a fool-proof boss (14) is arranged on one side of the limiting flange (13) facing the connecting end (12), and a first fool-proof hole matched with the fool-proof boss (14) is formed in the inner container.

12. The spray arm water pipe according to claim 11, further comprising a first sealing structure (4) sleeved outside the connecting end (12) and located between the sleeve body (31) and the limiting flange (13), wherein a second fool-proof hole (41) matched with the fool-proof boss (14) is formed in the first sealing structure (4).

13. Spray arm water pipe according to claim 12, characterized in that the first sealing structure (4) is further provided with at least one annular projection (42), the annular projection (42) being provided on the side of the first sealing structure (4) facing the sleeve body (31) and/or on the side facing the stop flange (13).

14. The lance arm water pipe according to claim 13, wherein the annular protrusion (42) has at least two, at least two of the annular protrusions (42) being coaxial with the connection end (12) and located on the same side of the first seal structure (4).

15. The spray arm water pipe according to any one of claims 1-5, 7, 9 and 11-14, further comprising a second sealing structure (5) sleeved outside one end of the water pipe body (2), wherein the water pipe body (2) is in interference fit with the inner wall of the water pipe connector (1) through the second sealing structure (5).

16. The spray arm water pipe according to claim 15, wherein one end of the water pipe body (2) is provided with two limiting convex rings (22), and the second sealing structure (5) is clamped between the two limiting convex rings (22).

17. A washing apparatus comprising a spray arm water pipe according to any one of claims 1 to 16.

18. A washing device according to claim 17, characterized in that the washing device is a dishwasher.

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