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CN-224201293-U - Sealing device for connecting air conditioner inner machine pipeline

CN224201293UCN 224201293 UCN224201293 UCN 224201293UCN-224201293-U

Abstract

The utility model provides a sealing device for connecting pipelines of an air conditioner, which relates to the technical field of pipeline connection and comprises a first connecting pipeline and a second connecting pipeline, wherein a sliding sleeve is sleeved in the middle of the first connecting pipeline, a first internal thread is arranged on the inner wall of the sliding sleeve, a mounting disc is fixedly arranged in the middle of the second connecting pipeline, a sealing limiting assembly is arranged on the sliding sleeve, and the sliding sleeve and the mounting disc are connected through the sealing limiting assembly.

Inventors

  • LIN YONG

Assignees

  • 重庆泳凌机电设备有限公司

Dates

Publication Date
20260505
Application Date
20250626

Claims (8)

  1. 1. The sealing device for connecting the air conditioner inner machine pipeline comprises a first connecting pipeline (1) and a second connecting pipeline (2) and is characterized in that a sliding sleeve (5) is sleeved in the middle of the first connecting pipeline (1), a first internal thread (7) is arranged on the inner wall of the sliding sleeve (5), a mounting disc (3) is fixedly mounted in the middle of the second connecting pipeline (2), a fixing sleeve (10) is fixedly mounted on the surface of the mounting disc (3), the fixing sleeve (10) is attached to the middle of the second connecting pipeline (2), a first external thread (12) is arranged on the peripheral surface of the fixing sleeve (10), the first internal thread (7) is meshed with the first external thread (12), a sealing limiting assembly (4) is arranged on the sliding sleeve (5), and the sliding sleeve (5) is connected with the mounting disc (3) through the sealing limiting assembly (4).
  2. 2. The sealing device for connecting the air conditioner indoor unit pipeline according to claim 1, wherein the hexagonal sleeve (6) is fixedly arranged on the surface of the rear end of the sliding sleeve (5).
  3. 3. The sealing device for connecting the pipelines of the air conditioner according to claim 1, wherein a baffle ring (13) for limiting the sliding sleeve (5) is fixedly arranged in the middle of the first connecting pipeline (1).
  4. 4. The sealing device for connecting air conditioner indoor unit pipelines according to claim 1, wherein a limiting ring (8) is arranged on one end surface of the first connecting pipeline (1), a limiting groove (11) is formed on one end surface of the second connecting pipeline (2), and the limiting ring (8) is arranged in the limiting groove (11).
  5. 5. The sealing device for connecting the air conditioner pipeline according to claim 1, wherein the front surface of the mounting plate (3) is fixedly provided with a sealing ring (9).
  6. 6. The sealing device for connecting the air conditioner indoor unit pipeline according to claim 1, wherein the sealing limit assembly (4) comprises a locating sleeve (401) and a locating groove (404), the locating sleeve (401) is fixedly arranged on the front surface of the mounting plate (3), and the locating groove (404) is formed in one end surface of the sliding sleeve (5).
  7. 7. The sealing device for connecting an air conditioner indoor unit pipeline according to claim 6, wherein the inner wall of the positioning groove (404) is provided with a second internal thread (405), and the inner surface of the positioning groove (404) is provided with a clamping groove (406).
  8. 8. The sealing device for connecting an air conditioner indoor unit pipeline according to claim 7, wherein the positioning sleeve (401) is arranged inside the positioning groove (404), a second external thread (402) is arranged on the peripheral surface of the positioning sleeve (401), the second external thread (402) is meshed with the second internal thread (405), a clamping sleeve (403) is fixedly arranged on one end surface of the positioning sleeve (401), and the clamping sleeve (403) is arranged inside the clamping groove (406).

Description

Sealing device for connecting air conditioner inner machine pipeline Technical Field The utility model relates to the technical field of pipeline connection, in particular to a sealing device for connecting pipelines of an air conditioner. Background The invention relates to an air conditioner inner machine pipeline mainly used for connecting refrigerant pipes of an air conditioner inner machine and an outer machine, in particular to a heating ventilation air conditioner pipeline connecting device which is characterized by comprising a first heating ventilation pipeline, a second heating ventilation pipeline, a pipeline connecting device, an adjusting and fixing device and a guiding limiting device, wherein the first heating ventilation pipeline and the second heating ventilation pipeline are fixedly connected through the pipeline connecting device, the adjusting and fixing device and the guiding limiting device are arranged on the pipeline connecting device, the pipeline connecting device comprises a first pipeline connecting piece, a second pipeline connecting piece, a pipeline flange plate, an internal connecting thread, a negative pressure adsorption port, a vacuum cavity, a communicating pipe, an exhaust port, a vacuum exhaust pipe, a vacuum exhaust pump and a threaded hole. Disclosure of utility model The utility model mainly aims to provide a sealing device for connecting pipelines of an air conditioner, which can effectively solve the problems that in the prior art, connection work is carried out through single connecting pieces, looseness occurs between the single connecting pieces, the looseness occurs between the pipeline connection, and the tightness between the pipelines is affected. The sealing device for connecting the air conditioner inner pipes comprises a first connecting pipe and a second connecting pipe, wherein a sliding sleeve is sleeved in the middle of the first connecting pipe, a first internal thread is arranged on the inner wall of the sliding sleeve, a mounting disc is fixedly arranged in the middle of the second connecting pipe, a fixing sleeve is fixedly arranged on the surface of the mounting disc, the fixing sleeve is attached to the middle of the second connecting pipe, a first external thread is arranged on the peripheral surface of the fixing sleeve, the first internal thread is meshed with the first external thread, a sealing limiting assembly is arranged on the sliding sleeve, and the sliding sleeve is connected with the mounting disc through the sealing limiting assembly. Preferably, the surface of the rear end of the sliding sleeve is fixedly provided with a hexagonal sleeve. Preferably, a baffle ring for limiting the sliding sleeve is fixedly arranged in the middle of the first connecting pipeline. Preferably, a limiting ring is arranged on one end surface of the first connecting pipeline, a limiting groove is formed in one end surface of the second connecting pipeline, and the limiting ring is arranged inside the limiting groove. Preferably, the front surface of the mounting plate is fixedly provided with a sealing ring. Preferably, the sealing limiting assembly comprises a positioning sleeve and a positioning groove, wherein the positioning sleeve is fixedly arranged on the front surface of the mounting plate, and the positioning groove is formed in one end surface of the sliding sleeve. Preferably, the inner wall of the positioning groove is provided with a second internal thread, and the inner surface of the positioning groove is provided with a clamping groove. Preferably, the locating sleeve is arranged inside the locating groove, a second external thread is arranged on the peripheral surface of the locating sleeve and is in meshed connection with the second internal thread, a clamping sleeve is fixedly arranged on one end surface of the locating sleeve, and the clamping sleeve is arranged inside the clamping groove. Compared with the prior art, the utility model has the following beneficial effects: (1) The sliding sleeve is sleeved at the middle part of the fixed sleeve, the sliding sleeve is rotated by a worker, the first internal thread on the inner wall of the sliding sleeve is meshed with the first external thread, the fixed sleeve is arranged inside the sliding sleeve and connected with the pipeline, the second external thread is meshed with the second internal thread to be connected together when the fixed sleeve is arranged inside the sliding sleeve, the positioning sleeve can be arranged inside the positioning groove, the clamping sleeve can be arranged inside the clamping groove, the tightness between the first connecting pipeline and the second connecting pipeline is improved, the device can double-fix the first connecting pipeline and the second connecting pipeline, and the sealing performance between the first connecting pipeline and the second connecting pipeline is stronger due to multiple sealing. Drawings FIG. 1 is a schematic structural view o