CN210512116U - Machine and air conditioner in connecting tube subassembly, air conditioning - Google Patents
Machine and air conditioner in connecting tube subassembly, air conditioning Download PDFInfo
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- CN210512116U CN210512116U CN201921452346.XU CN201921452346U CN210512116U CN 210512116 U CN210512116 U CN 210512116U CN 201921452346 U CN201921452346 U CN 201921452346U CN 210512116 U CN210512116 U CN 210512116U
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- sealing ring
- bottom shell
- convex shoulder
- pipe
- outlet pipe
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Abstract
The utility model provides a connecting pipe component, an air conditioner indoor unit and an air conditioner, wherein the connecting pipe component comprises a sealing ring and a drain pipe; the inner periphery of the drain pipe is provided with a clamping convex shoulder, and the outer periphery of the drain pipe of the bottom shell is provided with a second limiting convex shoulder; the sealing ring is an elastic part, an annular clamping groove is formed in the periphery of the sealing ring, and the inner diameter of the sealing ring is narrowed to the bottom shell matching part; the sealing washer clamps in the drain pipe, and ring groove and block convex shoulder block, drain pan outlet pipe cartridge are in the sealing washer, drain pan cooperation portion and drain pan outlet pipe butt, and the sealed butt of second spacing convex shoulder and sealing washer from the axial of drain pan outlet pipe periphery. The air conditioner indoor unit comprises a connecting pipe assembly and a bottom shell, and the air conditioner comprises an air conditioner indoor unit. The utility model discloses the deformability based on the sealing washer equidirectional realizes plugging into fast of drain pipe, sealing washer and drain pan outlet pipe, guarantees leakproofness and installation steadiness simultaneously.
Description
Technical Field
The utility model relates to an air conditioner technical field, concretely relates to machine and air conditioner in connecting pipe subassembly, air conditioning.
Background
The bottom shell of the indoor air conditioner unit is provided with a bottom shell water outlet pipe, and when the indoor air conditioner unit is installed, the drain pipe and the bottom shell water outlet pipe need to be connected. The inner surface of the drain pipe and the outer surface of the water outlet pipe of the bottom shell are both provided with threads, the drain pipe and the water outlet pipe are screwed through thread matching, and finally the metal buckle outside the drain pipe is buckled on the bulge of the water outlet pipe of the bottom shell, so that the connection between the drain pipe and the bottom shell is completed.
The existing connection mode between the drain pipe and the water outlet pipe of the bottom shell has the problems that in order to ensure the water tightness between the drain pipe and the water outlet pipe of the bottom shell, the drain pipe and the water outlet pipe adopt the threaded fit and the interference fit at the same time, so the screwing difficulty is high; the metal buckle has high strength and large operation difficulty, so that the connection operation between the drain pipe and the water outlet pipe of the bottom shell is complicated, and the installation efficiency is lower.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a realize connecting tube subassembly of plugging into fast.
A first object of the utility model is to provide a reduce the installation degree of difficulty and improve the machine in air conditioning of installation effectiveness.
A third object of the present invention is to provide an air conditioner with reduced installation difficulty and improved installation efficiency.
The utility model discloses a connecting pipe subassembly that first purpose provided includes the drain pipe, and the connecting pipe subassembly still includes the sealing washer, and the sealing washer is the elastic component, and the periphery of sealing washer is equipped with the ring groove, and the axial tip of sealing washer has drain pan cooperation portion, and in the axial of sealing washer, the internal diameter of sealing washer narrows down in the drain pan cooperation portion, and drain pan cooperation portion is used for cooperating with the drain pipe of drain pan; the inner periphery of the drain pipe is provided with a clamping convex shoulder; the sealing washer clamps in the drain pipe, and ring groove and block convex shoulder block, drain pan cooperation portion are close to the extension middle part of drain pipe than ring groove. .
According to the scheme, the sealing ring has elasticity, the sealing ring is clamped in the drainage pipe, and the sealing ring contracts and rebounds along the radial direction to complete clamping between the clamping convex shoulder and the annular clamping groove; then, the water outlet pipe of the bottom shell is inserted into the sealing ring, and after the water outlet pipe of the bottom shell gradually enters and reaches the axial position of the annular clamping groove, the annular clamping groove cannot contract along the radial direction, so that the sealing ring is prevented from loosening from the water outlet pipe under the action of thrust; the water outlet pipe of the bottom shell is continuously pushed into the sealing ring, the second limiting convex shoulder on the periphery of the water outlet pipe of the bottom shell reaches and crosses the matching part of the bottom shell, the sealing ring expands outwards along the radial direction and rebounds, finally, the inner peripheral surface of the matching part of the bottom shell tightly abuts against the outer peripheral surface of the water outlet pipe of the bottom shell to realize sealing, meanwhile, the second limiting convex shoulder is matched with the end face of the sealing ring in the axial direction, the stress direction of the sealing ring is in the axial direction, the deformation amount of the sealing ring in the axial. The utility model discloses based on the deformability of sealing washer equidirectional, realize plugging into fast of drain pipe, sealing washer and drain pan outlet pipe, guarantee leakproofness and installation steadiness simultaneously.
In a further scheme, the inner diameter of the sealing ring is gradually reduced from the axial middle part to the bottom shell matching part at the inner periphery of the sealing ring to form a first guide inclined plane.
Therefore, the arrangement of the first guide inclined plane enables the water outlet pipe of the bottom shell to gradually enter the sealing ring, the expansion and deformation of the matching part of the bottom shell on the sealing ring are smoother, and the installation is easier.
The further scheme is that a sealing matching edge is formed at the joint of the axial end face of the sealing ring and the first guide inclined plane.
It is from top to bottom visible, this sets up the operation degree of difficulty that makes the spacing convex shoulder of second of drain pan outlet pipe periphery cross sealed cooperation limit and reduces, and the spacing convex shoulder of second crosses behind sealed cooperation limit, the butt keeps certain outer deformation that expands at drain pan cooperation portion outside the drain pan outlet pipe, first direction inclined plane more laminates in the outer peripheral face of drain pan outlet pipe this moment, the orientation of axial end face more is close to the axial, when the axial terminal surface received the effort, radial atress component still less, the radial deformation that the sealing washer produced still less, the anticreep effect is better, it is more firm to install.
In a further aspect, the outer diameter of the seal ring is gradually reduced from the axial middle portion to the axial end portion at the outer periphery of the seal ring to form a second guide slope.
It is thus clear that this setting can reduce the degree of difficulty when clamping the sealing washer to the drain pipe.
The further proposal is that a third guiding inclined plane is arranged on the clamping convex shoulder, and the third guiding inclined plane is back to the extending middle part of the drain pipe.
It is thus clear that this setting can reduce the degree of difficulty when clamping the sealing washer to the drain pipe.
The further proposal is that a first limiting convex shoulder is arranged on the inner periphery of the drain pipe, and the first limiting convex shoulder is closer to the extending middle part of the drain pipe than the clamping convex shoulder; the first limiting shoulder limits the sealing ring from the axial direction of the sealing ring.
Therefore, the axial deformation of the sealing ring can be limited by the arrangement, and the sealing ring is prevented from loosening due to the axial acting force.
Further, a sealing flange is arranged on the inner circumferential surface of the sealing ring.
Therefore, the arrangement can increase a layer of waterproof seal, and improve the water tightness of the connecting pipe assembly.
The second purpose of the utility model is to provide an air-conditioning indoor unit, which comprises a connecting pipe component and a bottom shell, wherein the bottom shell is provided with a bottom shell water outlet pipe, and the connecting pipe component adopts the connecting pipe component; the sealing ring is sleeved outside the water outlet pipe of the bottom shell.
The further proposal is that a second limit convex shoulder is arranged on the periphery of the water outlet pipe of the bottom shell; the bottom shell matching part is in sealing butt joint with a bottom shell water outlet pipe, the second limiting convex shoulder is close to the extending middle part of the water outlet pipe compared with the sealing ring, and the second limiting convex shoulder is in limiting fit with the sealing ring from the axial direction of the sealing ring.
The further proposal is that a third limiting convex shoulder is arranged on the periphery of the water outlet pipe of the bottom shell; in the axial direction of the sealing ring, the sealing ring is abutted between the second limiting convex shoulder and the third limiting convex shoulder.
Therefore, the relative position between the sealing ring and the water outlet pipe of the bottom shell can be further fixed by the arrangement, and the sealing performance of the connecting part is further improved.
The utility model discloses the air conditioner that the third objective provided includes the machine in the air conditioning, and the machine adopts foretell machine in the air conditioning.
Drawings
Figure 1 is a cross-sectional view of a first embodiment of a connector assembly of the present invention.
Fig. 2 is an enlarged view of a point a in fig. 1.
Fig. 3 is a cross-sectional view of a first embodiment of a connector assembly of the present invention showing an unused state of the gasket.
Fig. 4 is a cross-sectional view of a drain pipe according to a first embodiment of the connector assembly of the present invention.
Fig. 5 is a sectional view of the water outlet pipe of the bottom shell in the first embodiment of the connecting pipe assembly of the present invention.
Figure 6 is a cross-sectional view of a first embodiment of a connector assembly of the present invention in a first installed condition.
Figure 7 is a cross-sectional view of a first embodiment of a connector assembly of the present invention in a second installed condition.
Figure 8 is a cross-sectional view of a third installation of the first embodiment of the connector assembly of the present invention.
Figure 9 is a cross-sectional view of a fourth installation of the first embodiment of the connector assembly of the present invention.
Fig. 10 is a view showing the fitting relationship between the drain pipe and the sealing ring in the second embodiment of the connecting pipe assembly of the present invention.
Fig. 11 is a diagram illustrating a third embodiment of a connector assembly according to the present invention.
Detailed Description
First embodiment of a connecting tube Assembly
Referring to fig. 1 and 2, fig. 1 is a sectional view of a first embodiment of a junction block assembly of the present invention, and fig. 2 is an enlarged view of a portion a of fig. 1. The utility model discloses an air conditioner includes machine in the air conditioning, and machine in the air conditioning includes drain pan 1, drain pipe 2 and sealing washer 3, has on the drain pan 1 and communicates to the inside drain pan outlet pipe 11 of drain pan 1, and drain pipe 2 has bellows 21 and suit at the outer insulation support pipe 22 of bellows 21, and bellows 21 suit is outside drain pan outlet pipe 11, and the sealing washer 3 seals the butt between the outer peripheral face of the inner peripheral surface of bellows 21 and drain pan outlet pipe 11. The corrugated pipe 21 is made of LLDPE (linear low density polyethylene), the heat-insulating sleeve 22 is made of PE (polyethylene), the sealing ring 3 is made of soft silica gel or rubber material, and the bottom shell 1 is made of hard plastic.
Referring to fig. 3, fig. 3 is a cross-sectional view of the first embodiment of the connecting tube assembly of the present invention showing the sealing ring in an unused state. The sealing ring 3 is provided with an outer peripheral surface 301 facing the outer periphery and an inner peripheral surface 302 facing the middle insertion hole 300, the axial middle part of the outer peripheral surface 301 is recessed to form an annular clamping groove 31, the axial middle part of the inner peripheral surface 302 is raised to form an annular sealing flange 33, and the sealing flange 33 and the annular clamping groove 31 are located on the same axial position.
In the x-axis direction, the gasket 3 gradually narrows from the axial middle portion to the axial end portion, and forms a bottom shell fitting portion 32 where the inner diameter is smallest. The inner diameter of the inner circumferential surface 302 gradually decreases from the axial middle portion to the bottom housing fitting portion 32 to form a first guide slope 321, the outer diameter of the outer circumferential surface 301 gradually decreases from the axial middle portion to the axial end surface 322 in the x-axis direction to form a second guide slope 324, the axial end surface 322 is connected between the first guide slope 321 and the second guide slope 324, and in the radial view shown in fig. 3, the axial end surface 322 is perpendicular to the first guide slope 321, and the first guide slope 321 and the second guide slope 324 are parallel to each other, so that the axial end surface 322 is inclined to the axial direction of the seal ring 3. The bottom case fitting part 32 includes a sealing fitting edge 323 connected between the axial end surface 322 and the first guide slope 321, and the sealing fitting edge 323 has a minimum inner diameter at the inner circumferential surface 302.
Referring to fig. 4, fig. 4 is a cross-sectional view of a drain pipe according to a first embodiment of the connector assembly of the present invention. On the drain pipe 2, the heat preservation sleeve 22 is sleeved outside the corrugated pipe 21, the middle part of the corrugated pipe 21 is provided with a drain passage 200, and the drain passage 200 is provided with an insertion opening 201 at the extending end part of the corrugated pipe 21. The inner circumferential surface of the corrugated tube 21 is convexly formed into an annular clamping shoulder 211 and convexly formed into an annular first limiting shoulder 212, the first limiting shoulder 212 is closer to the extending middle part 202 of the drain tube 21 than the clamping shoulder 211, the cross-sectional profile of the clamping shoulder 211 is rectangular in a radial projection view (shown in fig. 4), the cross-sectional profile of the first limiting shoulder 212 is arc-shaped, and an annular concave position 213 is formed between the first limiting shoulder 212 and the clamping shoulder 211.
Referring to fig. 5, fig. 5 is a sectional view of a bottom shell outlet pipe in the first embodiment of the connecting pipe assembly of the present invention. The outer peripheral surface of the bottom shell water outlet pipe 11 protrudes to form a second limiting convex shoulder 111 and a third limiting convex shoulder 112, the second limiting convex shoulder 111 is closer to the extending tail end of the bottom shell water outlet pipe 11 than the third limiting convex shoulder 112, and a clamping concave position 113 is formed between the second limiting convex shoulder 111 and the third limiting convex shoulder 112 in the axial direction of the bottom shell water outlet pipe 11.
Referring to fig. 6, fig. 6 is a cross-sectional view of a first installed condition of the first embodiment of the connector assembly of the present invention. When the connecting pipe assembly is connected and installed, the sealing ring 3 is clamped into the drain pipe 2. When the sealing ring 3 is inserted into the drainage channel 200 from the insertion opening 201, the end of the bottom shell fitting portion 32 first enters the insertion opening 201, the sealing ring 3 is further pushed into the drainage channel 200 along the x-axis direction, the second guiding inclined surface 324 abuts against the engagement shoulder 211, and the sealing ring 3 radially deforms and contracts under the action of the extrusion force.
Referring to fig. 7, fig. 7 is a cross-sectional view of a first embodiment of a connector assembly of the present invention in a second installed condition. Until the engagement shoulder 211 enters the annular groove 31 on the outer periphery of the seal ring 3, the seal ring 3 rebounds and expands outward, and the seal ring 3 is tightly abutted against the inner peripheral surface of the drain pipe 2.
And then the drain pipe 2 and the drain pipe 11 of the bottom shell are connected, and the drain pipe 11 of the bottom shell is fixed on the indoor unit of the air conditioner, so that the drain pipe 2 with the sealing ring 3 is sleeved outside the drain pipe 11 of the bottom shell by taking the drain pipe 11 of the bottom shell as a fixed end. The extending end part of the bottom shell water outlet pipe 11 firstly enters the sealing ring 3, because the outer diameter of the second limiting convex shoulder 111 is larger than the inner diameter of the sealing ring 3, after the second limiting convex shoulder 111 enters the sealing ring 3, the second limiting convex shoulder 111 extrudes the sealing ring 3, the sealing ring 3 generates radial external expansion deformation, and because the sealing ring 3 is filled with the bottom shell water outlet pipe 11, the sealing ring 3 loses radial deformation space at the annular clamping groove 31, the clamping convex shoulder 211 is firmly clamped in the annular clamping groove 31; in addition, the sealing flange 33 is provided near the ring-shaped groove 31, which has the effect of reducing the radial deformability of the sealing ring 3, thereby further preventing the snap-in shoulder 211 from coming out of the ring-shaped groove 31.
Referring to fig. 8, fig. 8 is a cross-sectional view of a third installation of the first embodiment of the connector assembly of the present invention. The drain pipe 2 continues to move along the negative direction of the x axis, and the drain pipe 11 of the bottom shell continues to penetrate into the sealing ring 3. The second stop shoulder 111 passes the first guide ramp 321 in the process. Since the inner diameter of gasket 3 is gradually reduced from first guiding slope 321 to sealing engagement edge 323, and the inner diameter of sealing engagement edge 323 is much smaller than the outer diameter of bottom case water outlet pipe 11, when second stopper protrusion 111 passes through first guiding slope 321, the extending end of gasket 3 is largely deformed in the radial direction as a whole.
Referring to fig. 9, fig. 9 is a sectional view showing a fourth installation state of the first embodiment of the joint pipe assembly of the present invention. The drain pipe 2 continues to move along the negative direction of the x axis until the second limiting convex shoulder 111 passes over the sealing matching edge 323, the sealing ring 3 rebounds, the first guiding inclined surface 321 is tightly attached to the outer peripheral surface of the water outlet pipe 11 of the bottom shell, at the moment, the sealing ring 3 is located in the clamping concave position 113, and the sealing ring 3 is abutted between the second limiting convex shoulder 111 and the third limiting convex shoulder 112 in the axial direction of the sealing ring 3. The sealing ring 3 is integrally located between the inner circumferential surface of the bellows 32 and the outer circumferential surface of the bottom shell water outlet pipe 11 in an extruded state, at this time, the bottom shell matching portion 32 is closer to the extending middle portion 202 of the water outlet pipe 2 than the annular clamping groove 31, and the second limiting convex shoulder 111 is closer to the extending middle portion 202 of the water outlet pipe 2 than the sealing ring 3.
Because the inner diameter of the sealing matching edge 323 is smaller than the outer diameter of the bottom shell water outlet pipe 11, at this time, the bottom shell matching part 32 is still in an outward-expanding deformation state, under the action of radial contraction elastic force, the inner circumferential surface 302 of the sealing ring 3 is tightly attached to the outer circumferential surface of the bottom shell water outlet pipe 11, and the sealing matching edge 323 is tightly abutted to the outer circumferential surface of the bottom shell water outlet pipe 11, so that the first layer of sealing is realized, and in addition, the sealing flange 33 is also tightly abutted to the outer circumferential surface of the bottom shell water outlet pipe 11 to realize the second layer of sealing.
In the positive direction of the x-axis, i.e. in the direction of pulling out the drain pipe 2, the second stop shoulder 111 abuts against the axial end surface 322 of the sealing ring 3, and the direction of the interaction force between the two is in the axial direction of the sealing ring 3. Therefore, even if the force between the second stopper shoulder 111 and the axial end face 322 increases, the seal ring 3 cannot be deformed to expand outward in the radial direction, and therefore, the retaining is achieved.
The utility model provides a connecting pipe subassembly is generally connected into with the connecting pipe that locking pine takes off of quick cartridge of deformation ability realization of utilizing the sealing washer, reduces the installation degree of difficulty, improves the installation effectiveness.
Second embodiment of a connecting tube assembly
Referring to fig. 10, fig. 10 is a diagram illustrating the fitting relationship between the drain pipe and the sealing ring according to the second embodiment of the connecting pipe assembly of the present invention. In this embodiment, the engagement shoulder 412 in the bellows 41 is provided with a third guiding inclined surface 414, and the third guiding inclined surface 414 faces the insertion opening and faces away from the extending middle portion 402 of the bellows 41.
When the sealing ring 3 is pushed into the corrugated tube 41, the third guiding inclined surface 414 and the second guiding inclined surface 324 cooperate to accelerate the deformation of the sealing ring 3, thereby improving the installation fluency of the sealing ring 3.
Third embodiment of connecting pipe Assembly
Referring to fig. 11, fig. 11 is a diagram illustrating a third embodiment of a connector assembly according to the present invention. A fourth guiding inclined surface 514 is arranged on the second limiting convex shoulder 511 at the periphery of the bottom shell water outlet pipe 51, and the fourth guiding inclined surface 514 faces outwards along the axial direction of the bottom shell water outlet pipe 51 and is inserted into the extending middle part 202 of the drain pipe after the drain pipe is inserted. The fourth guiding inclined surface 514 makes the sealing ring 3 form radial deformation more easily, so that the bottom shell water outlet pipe 51 can be inserted more easily.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (11)
1. Connecting pipe subassembly, including the drain pipe, its characterized in that:
the connecting pipe assembly further comprises a sealing ring, the sealing ring is an elastic piece, an annular clamping groove is formed in the periphery of the sealing ring, a bottom shell matching part is arranged at the axial end part of the sealing ring, the inner diameter of the sealing ring is narrowed to be smaller than that of the bottom shell matching part in the axial direction of the sealing ring, and the bottom shell matching part is used for being matched with a bottom shell water outlet pipe;
the inner periphery of the drain pipe is provided with a clamping convex shoulder;
the sealing ring is clamped in the drain pipe, the annular clamping groove is clamped with the clamping convex shoulder, and the bottom shell matching part is close to the extending middle part of the drain pipe compared with the annular clamping groove.
2. The connecting tube assembly of claim 1, wherein:
the inner diameter of the seal ring is gradually reduced from the axial middle part to the bottom shell matching part to form a first guide inclined plane on the inner periphery of the seal ring.
3. The connector tube assembly of claim 2, wherein:
and a sealing matching edge is formed at the joint of the axial end surface of the sealing ring and the first guide inclined plane.
4. The connector tube assembly of any one of claims 1 to 3, wherein:
the outer diameter of the seal ring is gradually reduced from the axial middle part to the axial end part at the periphery of the seal ring to form a second guide inclined plane.
5. The connector tube assembly of any one of claims 1 to 3, wherein:
and a third guide inclined plane is arranged on the clamping convex shoulder and faces away from the extending middle part of the drain pipe.
6. The connector tube assembly of any one of claims 1 to 3, wherein:
a first limiting convex shoulder is arranged on the inner periphery of the drain pipe, and the first limiting convex shoulder is closer to the extending middle part of the drain pipe than the clamping convex shoulder;
the first limiting convex shoulder limits the sealing ring from the axial direction of the sealing ring.
7. The connector tube assembly of any one of claims 1 to 3, wherein:
and a sealing flange is arranged on the inner circumferential surface of the sealing ring.
8. Machine in air conditioning, including connecting tube subassembly and drain pan, the drain pan has the drain pan outlet pipe, its characterized in that:
the connecting pipe assembly adopts the connecting pipe assembly of any one of the claims 1 to 7;
the sealing ring is sleeved outside the water outlet pipe of the bottom shell.
9. An indoor unit of an air conditioner according to claim 8, wherein:
a second limiting convex shoulder is arranged on the periphery of the water outlet pipe of the bottom shell;
the bottom shell matching part is in sealing butt joint with the bottom shell water outlet pipe, the second limiting convex shoulder is close to the extending middle part of the water outlet pipe compared with the sealing ring, and the second limiting convex shoulder is in limiting fit with the sealing ring from the axial direction of the sealing ring.
10. An indoor unit of an air conditioner according to claim 9, wherein:
a third limiting convex shoulder is arranged on the periphery of the water outlet pipe of the bottom shell;
in the axial direction of the sealing ring, the sealing ring is abutted between the second limiting convex shoulder and the third limiting convex shoulder.
11. The air conditioner, the air conditioner includes machine in the air conditioning, its characterized in that: the indoor unit of an air conditioner is the indoor unit of an air conditioner according to any one of claims 8 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452346.XU CN210512116U (en) | 2019-08-30 | 2019-08-30 | Machine and air conditioner in connecting tube subassembly, air conditioning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921452346.XU CN210512116U (en) | 2019-08-30 | 2019-08-30 | Machine and air conditioner in connecting tube subassembly, air conditioning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210512116U true CN210512116U (en) | 2020-05-12 |
Family
ID=70544424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921452346.XU Active CN210512116U (en) | 2019-08-30 | 2019-08-30 | Machine and air conditioner in connecting tube subassembly, air conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210512116U (en) |
-
2019
- 2019-08-30 CN CN201921452346.XU patent/CN210512116U/en active Active
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