CN212082754U - Positive and negative pressure automatic sealing detection device for air conditioner compressor - Google Patents
Positive and negative pressure automatic sealing detection device for air conditioner compressor Download PDFInfo
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- CN212082754U CN212082754U CN202021000984.0U CN202021000984U CN212082754U CN 212082754 U CN212082754 U CN 212082754U CN 202021000984 U CN202021000984 U CN 202021000984U CN 212082754 U CN212082754 U CN 212082754U
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Abstract
The utility model discloses a positive and negative pressure automatic sealing detection device of an air conditioner compressor, which comprises a base; the top of the base is provided with a mounting plate and a detection box; a circulating air pressure pushing mechanism is arranged on the mounting plate; the detection box comprises a lower box body and a sealing door; an electronic lock is arranged between the sealing door and the lower box body; the detection box is provided with a sealing seat and a third air outlet pipe corresponding to the circulating air pressure pushing mechanism; an electromagnetic valve is arranged on the third air outlet pipe; and the detection box is provided with a pressure gauge and a first pressure difference sensor. The utility model discloses leakproofness detection effect is good, detects the accuracy.
Description
Technical Field
The utility model relates to an air condition compressor cylinder detects technical field, specifically is an air condition compressor positive negative pressure self-sealing nature detection device.
Background
The compressor is regarded as the heart of the refrigeration system, and plays a role of compressing and driving refrigerant in an air-conditioning refrigerant loop, the refrigerant flows from a high-pressure area to a low-pressure area and is sprayed into an evaporator through a capillary tube, the liquid refrigerant is changed into gaseous refrigerant due to pressure drop, a large amount of heat in the air is absorbed, and the air-conditioning compressor continuously works, so that the heat at one end of the low-pressure area is continuously absorbed into the refrigerant and then is sent to the high-pressure area to be radiated into the air, and the function of adjusting the air temperature is achieved. The air cylinder sealing performance is an important parameter for representing the technical condition of the compressor, the positive and negative pressure automatic sealing performance detection device of the air conditioner compressor on the market has very low efficiency and low accuracy when the air tightness is checked, and the leakage rate and the leakage amount cannot be accurately tracked.
Therefore, in view of the above current situation, research on a positive and negative pressure automatic sealing performance detection device for an air conditioner compressor is urgently needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an air condition compressor positive negative pressure self-sealing nature detection device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a positive and negative pressure automatic sealing detection device for an air conditioner compressor comprises a base; the top of the base is provided with a mounting plate and a detection box; a circulating air pressure pushing mechanism is arranged on the mounting plate; the detection box comprises a lower box body and a sealing door; an electronic lock is arranged between the sealing door and the lower box body; the detection box is provided with a sealing seat and a third air outlet pipe corresponding to the circulating air pressure pushing mechanism; an electromagnetic valve is arranged on the third air outlet pipe; and the detection box is provided with a pressure gauge and a first pressure difference sensor.
As a further aspect of the present invention: the circulating air pressure pushing mechanism comprises a driving mechanism and a piston mechanism; the driving mechanism comprises a servo motor; the servo motor is connected with the main gear through a coupler; the main gear is meshed with the side gear; a ball nut is arranged at the center of the side gear; a lead screw is arranged on the ball nut; the piston mechanism comprises a sealing pipe and a piston cylinder; the sealing tube is arranged on the mounting plate.
As a further aspect of the present invention: one end of the screw rod extends into the sealing pipe and is connected with the sealing gasket through the rolling bearing; the sealing pipe is communicated with the piston cylinder; the sealing gasket is connected with the piston through a push rod; the piston is arranged in the piston cylinder; and one side of the piston cylinder, which is far away from the sealing pipe, is provided with a first air outlet pipe.
As a further aspect of the present invention: the sealing seat comprises a fixed seat; the fixed seat is fixedly arranged on the detection box; an outer pipe is arranged on one side of the fixed seat; an inner pipe is arranged on the other side of the fixed seat; a second air outlet is formed in the inner pipe; the outer pipe is provided with a first air inlet corresponding to the first air outlet pipe.
As a further aspect of the present invention: one side of the mounting plate is provided with an air pressure tank; the pressure tank is provided with a pressure sensor and a second differential pressure sensor; the air pressure tank is communicated with the first air outlet through a second air outlet pipe; the first air outlet is arranged on the outer pipe; a communicating pipe is arranged in the outer pipe corresponding to the first air outlet; one end of the communicating pipe is communicated with the first air outlet; the other end of the communicating pipe is communicated with a second air inlet; the second air inlet is arranged on the inner pipe.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, the circulating air pressure pushing mechanism is communicated with a detection box, an electromagnetic valve of a third air outlet pipe is opened, a first air outlet pipe is communicated with a first air inlet, then the circulating air pressure pushing mechanism works, and the tightness of the detection box is detected through a pressure gauge and a first pressure difference sensor; then communicating the second air outlet with the air cylinder, and enabling the circulating air pressure pushing mechanism to work, and detecting the change of the air pressure in the detection box through a pressure gauge and a first pressure difference sensor so as to determine the sealing property of the air cylinder; the air pressure tank is communicated with the sealing seat through a second air outlet pipe, the circulating air pressure pushing mechanism works, and the change of the air pressure in the detection box is detected through the pressure gauge and the first pressure difference sensor; the change of the inside of the air pressure tank is detected through the pressure sensor and the second differential pressure sensor, and the accuracy of detection of the sealing performance of the air cylinder is improved. To sum up, the utility model discloses the leakproofness detection effect is good, detects the accuracy.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the detection box of the present invention.
Fig. 3 is a schematic view of a sectional structure of the detection box of the present invention.
In the figure: the device comprises a mounting plate 1, a pneumatic tank 2, a piston cylinder 3, a first air outlet pipe 4, a piston 5, a sealing gasket 6, a sealing pipe 7, a lead screw 8, a side gear 9, a main gear 10, a servo motor 11, a base 12, a detection box 13, a pressure gauge 14, a sealing door 15, a sealing seat 16, a second air outlet pipe 17, a first air inlet 18, a first air outlet 19, a third air outlet 20, a second air inlet 21 and a second air outlet 22.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.
Example 1
Referring to fig. 1 to 3, in an embodiment of the present invention, an air conditioner compressor positive and negative pressure automatic sealing performance detecting device includes a base 12; the top of the base 12 is provided with a mounting plate 1 and a detection box 13; a circulating air pressure pushing mechanism is arranged on the mounting plate 1; the detection box 13 comprises a lower box body and a sealing door 15; an electronic lock is arranged between the sealing door 15 and the lower box body; the detection box 13 is provided with a sealing seat 16 and a third air outlet pipe 20 corresponding to the circulating air pressure pushing mechanism; an electromagnetic valve is arranged on the third air outlet pipe 20; the detection box 13 is provided with a pressure gauge 14 and a first differential pressure sensor.
Further, the circulating air pressure pushing mechanism comprises a driving mechanism and a piston mechanism; the driving mechanism comprises a servo motor 11; the servo motor 11 is connected with the main gear 10 through a coupler; the main gear 10 is meshed with the side gear 9; a ball nut is arranged at the center of the side gear 9; a lead screw 8 is arranged on the ball nut; the piston mechanism comprises a sealing pipe 7 and a piston cylinder 3; the sealing tube 7 is arranged on the mounting plate 1.
Furthermore, one end of the screw 8 extends into the sealing tube 7 and is connected with the sealing gasket 6 through a rolling bearing; the sealing tube 7 is communicated with the piston cylinder 3; the sealing gasket 6 is connected with the piston 5 through a push rod; the piston 5 is arranged inside the piston cylinder 3; and a first air outlet pipe 4 is arranged on one side of the piston cylinder 3, which is far away from the sealing pipe 7.
Further, the sealing seat 16 includes a fixed seat; the fixed seat is fixedly arranged on the detection box 13; an outer pipe is arranged on one side of the fixed seat; an inner pipe is arranged on the other side of the fixed seat; a second air outlet 22 is arranged on the inner pipe; a first air inlet 18 is arranged on the outer pipe corresponding to the first air outlet pipe 4; firstly, the circulating air pressure pushing mechanism is communicated with the detection box 13, an electromagnetic valve of a third air outlet pipe 20 is opened, a first air outlet pipe 4 is communicated with a first air inlet 18, then the circulating air pressure pushing mechanism works, and the tightness of the detection box 13 is detected through a pressure gauge 14 and a first pressure difference sensor; then, the second air outlet 22 is communicated with the air cylinder, the circulating air pressure pushing mechanism works, and the change of the air pressure in the detection box 13 is detected through the pressure gauge 14 and the first pressure difference sensor, so that the tightness of the air cylinder is determined.
Example 2
Referring to fig. 1 or 3, an air pressure tank 2 is installed at one side of the installation plate 1; the air pressure tank 2 is provided with a pressure sensor and a second differential pressure sensor; the air pressure tank 2 is communicated with a first air outlet 19 through a second air outlet pipe 17; the first air outlet 19 is arranged on the outer pipe; a communicating pipe is arranged in the outer pipe corresponding to the first air outlet 19; one end of the communicating pipe is communicated with a first air outlet 19; the other end of the communicating pipe is communicated with a second air inlet 21; the second air inlet 21 is arranged on the inner pipe; the air pressure tank 2 is communicated with the sealing seat 16 through a second air outlet pipe 17, the circulating air pressure pushing mechanism works, and the change of the air pressure in the detection box 13 is detected through the pressure gauge 14 and the first pressure difference sensor; the change of the inside of the air pressure tank 2 is detected through the pressure sensor and the second differential pressure sensor, and the accuracy of detection of the sealing performance of the air cylinder is improved.
The utility model discloses a theory of operation is: firstly, the circulating air pressure pushing mechanism is communicated with the detection box 13, an electromagnetic valve of a third air outlet pipe 20 is opened, a first air outlet pipe 4 is communicated with a first air inlet 18, then the circulating air pressure pushing mechanism works, and the tightness of the detection box 13 is detected through a pressure gauge 14 and a first pressure difference sensor; then, communicating the second air outlet 22 with the air cylinder, and enabling the circulating air pressure pushing mechanism to work, and detecting the change of the air pressure in the detection box 13 through the pressure gauge 14 and the first pressure difference sensor so as to determine the tightness of the air cylinder; the air pressure tank 2 is communicated with the sealing seat 16 through a second air outlet pipe 17, the circulating air pressure pushing mechanism works, and the change of the air pressure in the detection box 13 is detected through the pressure gauge 14 and the first pressure difference sensor; the change of the inside of the air pressure tank 2 is detected through the pressure sensor and the second differential pressure sensor, and the accuracy of detection of the sealing performance of the air cylinder is improved. To sum up, the utility model discloses the leakproofness detection effect is good, detects the accuracy.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A positive and negative pressure automatic sealing detection device of an air conditioner compressor comprises a base (12); the device is characterized in that the top of the base (12) is provided with a mounting plate (1) and a detection box (13); a circulating air pressure pushing mechanism is arranged on the mounting plate (1); the detection box (13) comprises a lower box body and a sealing door (15); an electronic lock is arranged between the sealing door (15) and the lower box body; the detection box (13) is provided with a sealing seat (16) and a third air outlet pipe (20) corresponding to the circulating air pressure pushing mechanism; an electromagnetic valve is arranged on the third air outlet pipe (20); and the detection box (13) is provided with a pressure gauge (14) and a first differential pressure sensor.
2. The positive-negative pressure automatic sealing detection device of the air conditioner compressor as claimed in claim 1, wherein the circulating air pressure pushing mechanism comprises a driving mechanism and a piston mechanism; the driving mechanism comprises a servo motor (11); the servo motor (11) is connected with the main gear (10) through a coupler; the main gear (10) is meshed with the side gear (9); a ball nut is arranged at the center of the side gear (9); a lead screw (8) is arranged on the ball nut; the piston mechanism comprises a sealing pipe (7) and a piston cylinder (3); the sealing tube (7) is arranged on the mounting plate (1).
3. The positive-negative pressure automatic sealing detection device of the air-conditioning compressor according to claim 2, characterized in that one end of the lead screw (8) extends into the sealing tube (7) and is connected with the sealing gasket (6) through a rolling bearing; the sealing pipe (7) is communicated with the piston cylinder (3); the sealing gasket (6) is connected with the piston (5) through a push rod; the piston (5) is arranged inside the piston cylinder (3); and a first air outlet pipe (4) is arranged on one side of the piston cylinder (3) far away from the sealing pipe (7).
4. The positive-negative pressure automatic sealing detection device of the air conditioner compressor as claimed in claim 1, wherein the sealing seat (16) comprises a fixed seat; the fixed seat is fixedly arranged on the detection box (13); an outer pipe is arranged on one side of the fixed seat; an inner pipe is arranged on the other side of the fixed seat; a second air outlet (22) is arranged on the inner pipe; the outer pipe is provided with a first air inlet (18) corresponding to the first air outlet pipe (4).
5. The positive-negative pressure automatic sealing detection device of the air conditioner compressor as claimed in claim 1, wherein one side of the mounting plate (1) is provided with an air pressure tank (2); the pressure tank (2) is provided with a pressure sensor and a second differential pressure sensor; the air pressure tank (2) is communicated with a first air outlet (19) through a second air outlet pipe (17); the first air outlet (19) is arranged on the outer pipe; a communicating pipe is arranged in the outer pipe corresponding to the first air outlet (19); one end of the communicating pipe is communicated with a first air outlet (19); the other end of the communicating pipe is communicated with a second air inlet (21); the second air inlet (21) is arranged on the inner pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021000984.0U CN212082754U (en) | 2020-06-04 | 2020-06-04 | Positive and negative pressure automatic sealing detection device for air conditioner compressor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021000984.0U CN212082754U (en) | 2020-06-04 | 2020-06-04 | Positive and negative pressure automatic sealing detection device for air conditioner compressor |
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| CN212082754U true CN212082754U (en) | 2020-12-04 |
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| CN202021000984.0U Active CN212082754U (en) | 2020-06-04 | 2020-06-04 | Positive and negative pressure automatic sealing detection device for air conditioner compressor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514203A (en) * | 2021-04-01 | 2021-10-19 | 江苏理工学院 | Air tightness detection device and detection method for automobile air conditioner compressor disassembled part |
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2020
- 2020-06-04 CN CN202021000984.0U patent/CN212082754U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514203A (en) * | 2021-04-01 | 2021-10-19 | 江苏理工学院 | Air tightness detection device and detection method for automobile air conditioner compressor disassembled part |
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