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CN-224208276-U - Mechanical paint pressure regulator

CN224208276UCN 224208276 UCN224208276 UCN 224208276UCN-224208276-U

Abstract

The utility model relates to the technical field of paint conveying and discloses a mechanical paint pressure regulator, which comprises a connecting pipe, wherein an adjusting screw pipe is connected to the top of the outer wall of the connecting pipe in a threaded manner, a limiting ring is fixedly connected to the inner wall of the adjusting screw pipe, a tension spring is fixedly connected to the top of the limiting ring, a blocking ball is fixedly connected to the top of the tension spring, the top of the adjusting screw pipe is communicated with a bottom cylinder, a top cover cylinder is arranged at the top of the bottom cylinder, and a plurality of fixing screws are arranged at the top of the top cover cylinder. According to the utility model, the regulating screw is used for enabling the extruding disc to slide in the shell through the regulating screw when the regulating screw enters the dividing ring of the bottom cylinder, the spring is extruded, the limiting disc is clamped with the limiting chuck, when the coating pressure exceeds the elastic potential energy of the spring, the limiting chuck rises, and the coating flows out of the right side of the chuck and enters the connecting port, so that the pressure regulation is realized.

Inventors

  • WU HENG
  • FENG QINGLONG
  • XU ZHIGANG
  • JIANG TIEJUN

Assignees

  • 北京兴信易成机电工程有限公司

Dates

Publication Date
20260508
Application Date
20250516

Claims (8)

  1. 1. A mechanical paint pressure regulator comprises an inlet pipe (1), and is characterized in that the top of the outer wall of the inlet pipe (1) is connected with an adjusting screw pipe (3) in a threaded manner, the inner wall of the adjusting screw pipe (3) is fixedly connected with a limiting ring (4), the top of the limiting ring (4) is fixedly connected with a tension spring (5), the top of the tension spring (5) is fixedly connected with a blocking ball (6), the top of the adjusting screw pipe (3) is communicated with a bottom cylinder (7), the top of the bottom cylinder (7) is provided with a top cover cylinder (9), the top of the top cover cylinder (9) is provided with a plurality of fixing screws (10), the outer wall of the fixing screws (10) penetrates through the top cover cylinder (9) and is in screwed connection with the bottom cylinder (7), the bottom of the top cover cylinder (9) is fixedly connected with a waterproof membrane (29), the middle part of the inner wall of the bottom cylinder (7) is fixedly connected with a partition ring (8), the top of the outer wall of the top cover cylinder (9) is fixedly connected with a shell (11), the top of the shell (11) is communicated with a bottom cylinder (7), the top of the shell (11) is connected with a plurality of fixing screws (12) in a rotating mode, the top of the shell (13) is connected with an extruding disc (13), the novel scraper comprises an extrusion spring (14), wherein a limiting disc (15) is fixedly connected to the bottom of the outer wall of the extrusion spring (14), a compression spring (16) is fixedly connected to the bottom of the inner wall of the limiting disc (15), a pressure limiting assembly is arranged at the bottom of the compression spring (16), and a scraping mechanism (2) is arranged on the inner wall of the connecting pipe (1).
  2. 2. The mechanical paint pressure regulator of claim 1, wherein the scraping mechanism (2) comprises a filter disc (201), the filter disc (201) is arranged at the bottom of the inner wall of the inlet pipe (1), a limit groove (202) is formed in the bottom of the inner wall of the inlet pipe (1), the filter disc (201) is clamped with the limit groove (202), a rotating ring (203) is rotatably connected to the middle part of the inner wall of the inlet pipe (1), a plurality of inclined plates (204) are fixedly connected to the inner wall of the rotating ring (203), and a threaded scraping plate (205) is fixedly connected to the top of the rotating ring (203).
  3. 3. The mechanical paint pressure regulator of claim 1, wherein the pressure limiting assembly comprises a sliding blocking disc (19), the sliding blocking disc (19) is fixedly connected to the bottom of the compression spring (16), a limiting chuck (17) is slidably connected to the outer wall of the sliding blocking disc (19), a limiting strip (18) is fixedly connected to the inner wall of the limiting chuck (17), the sliding blocking disc (19) is slidably connected with the limiting strip (18), and connecting ports (20) are respectively communicated with the left side and the right side of the outer wall of the bottom cylinder (7).
  4. 4. The mechanical paint pressure regulator of claim 3, wherein a plurality of sliding grooves (23) are formed in the outer wall of the sliding blocking disc (19), the sliding grooves (23) are in sliding connection with the limiting chuck (17), limiting triangular strips (22) are fixedly connected to the left side and the right side of the inner wall of the shell (11), limiting grooves (21) are formed in the left side and the right side of the outer wall of the shell (13), and the limiting grooves (21) are respectively in sliding connection with the corresponding limiting triangular strips (22).
  5. 5. A mechanical paint pressure regulator according to claim 1, wherein a plurality of connecting blocks (24) are fixedly connected to the inner wall of the bottom cylinder (7), and the plurality of connecting blocks (24) are respectively in threaded connection with corresponding fixing screws (10).
  6. 6. The mechanical paint pressure regulator according to claim 3, wherein the outer wall of the connecting port (20) on the right side is in threaded connection with a rotating interface (25), the left side of the outer wall of the rotating interface (25) is communicated with a connecting pipe (26), the top of the connecting pipe (26) is fixedly connected with a pressure gauge (27), and the top of the pressure gauge (27) is rotationally connected with an adjusting knob (28).
  7. 7. A mechanical paint pressure regulator according to claim 1, characterized in that the bottom cylinder (7) is sized to correspond to the top cap cylinder (9), the bottom cylinder (7) being rounded to the outer wall of the split ring (8).
  8. 8. A mechanical paint pressure regulator according to claim 3, wherein the outer wall of the dividing ring (8) is identical in size to the inner wall of the limit chuck (17), and the inner wall of the limit chuck (17) is smaller than the outer wall of the limit disk (15).

Description

Mechanical paint pressure regulator Technical Field The utility model relates to the technical field of paint conveying, in particular to a mechanical paint pressure regulator. Background The mechanical paint pressure regulator is key equipment for ensuring stable supply and accurate spraying of paint, the traditional mechanical paint pressure regulator is usually composed of a plurality of parts, the main working principle is that the paint pressure is balanced by adjusting the internal spring pressure so as to control the pressure and flow of the paint, however, the traditional mechanical paint pressure regulator has some defects, such as limited adjusting precision, difficulty in meeting the requirements of a high-precision spraying process, slower pressure regulating speed, influence on working efficiency, to-be-improved sealing performance, easiness in occurrence of paint leakage, and the whole structure is not compact enough, is not convenient and fast to install and maintain, and cannot be well adapted to complex and changeable working environments and diversified paint characteristics. Through retrieval, chinese patent publication No. CN118162303A discloses a high-precision paint pressure regulator, which comprises a shell, wherein an air chamber and a paint room are arranged in the shell, a paint inlet channel, a paint outlet channel and an air channel are arranged on the shell, the air channel is communicated with the air chamber, and the paint inlet channel and the paint outlet channel are respectively communicated with the paint room; the pressure regulating assembly is arranged at the paint inlet, and is used for regulating the air inflow of the air channel, so that the pressure in the air channel is changed, the diaphragm assembly is driven to deform, the pressure regulating assembly is matched with the paint inlet in a blocking manner, the problem that the precision of the pressure regulator is affected due to fluctuation of spring force is solved, the pressure sensor is arranged to feed back and change the control air pressure to compensate, the purpose of dynamic calibration is achieved, but in the process of actual use, due to the fact that the internal structure is complex and precise, special maintenance personnel are required to carry out in the process of maintenance and servicing, and the replacement of other parts is inconvenient. Disclosure of utility model In order to make up for the defects, the utility model provides a mechanical paint pressure regulator, which aims to solve the problems that in the prior art, the internal structure is complex and precise, and special maintenance personnel are required to carry out the maintenance and the repair process. In order to achieve the purpose, the mechanical paint pressure regulator comprises an inlet pipe, wherein an adjusting screw is connected to the top of the outer wall of the inlet pipe in a threaded manner, a limiting ring is fixedly connected to the inner wall of the adjusting screw, a tension spring is fixedly connected to the top of the limiting ring, a blocking ball is fixedly connected to the top of the tension spring, a bottom cylinder is communicated with the top of the adjusting screw, a top cover cylinder is arranged on the top of the bottom cylinder, a plurality of fixing screws are arranged on the top of the top cover cylinder, the outer wall of each fixing screw penetrates through the top cover cylinder and is in threaded connection with the bottom cylinder, a waterproof membrane is fixedly connected to the bottom of the top cover cylinder, a dividing ring is fixedly connected to the middle part of the inner wall of the bottom cylinder, a shell is fixedly connected to the top of the outer wall of the top cover cylinder, an extruding disc is fixedly connected to the top of the shell, an extruding spring is fixedly connected to the bottom of the outer wall of the extruding spring, a limiting disc is fixedly connected to the bottom of the outer wall of the extruding spring, the bottom of the extruding disc is fixedly connected to the inner wall of the bottom cover cylinder, a compression spring is fixedly connected to the bottom of the inner wall of the scraping disc, and a compression mechanism is arranged on the bottom of the inner wall of the scraping assembly. According to the technical scheme, the coating passes through the connecting pipe, then enters the dividing ring in the bottom cylinder through the adjusting screw, then rotates the adjusting screw, so that the extruding disc slides in the shell, and then the extruding disc extrudes the extruding spring, so that the limiting disc and the limiting chuck are firmly clamped, until the pressure of the coating in the dividing ring is greater than the elastic potential energy of the extruding spring, the limiting chuck is jacked to move to the top, at the moment, the coating flows out from the right side of the limiting chuck, enters the connecting port on the right