Surface-mounted quartz crystal resonator air leakage detection device

Abstract

The utility model relates to the technical field of quartz crystal production, in particular to an air leakage detection device for a surface-mounted quartz crystal resonator, which comprises a device shell, a first electromagnetic valve, a second electromagnetic valve and an air compression device, the pressurizing tank cavity is provided with a compressed air inlet connector and a compressed air outlet connector in a communicating manner, and the compressed air inlet connector and the compressed air outlet connector are communicated with the air compression device; the sealing pressing plate is arranged above the pressurizing tank cavity; the method has the beneficial effects that a to-be-detected finished product is soaked in a special micromolecule solvent Meid and then put into a pressurizing tank to be pressurized and soaked, the micromolecule solvent Meid is pressed into a vacuum cavity from an air leakage point by using atmospheric pressure, the electrical characteristics of the quartz crystal finished product are changed, then the redundant micromolecule solvent on the surface is rinsed by using alcohol, and after blow-drying, the quartz crystal finished product is obtained. And entering a total detection test, and observing the small molecular solvent seeping from the surface of the screened air leakage product with poor electrical characteristics through a microscope to find the air leakage point of the air leakage product.

Description

Technical Field

[0001] The utility model relates to the technical field of quartz crystal production, in particular to a patch type quartz crystal resonator gas leakage detection device. Background Art

[0002] Quartz crystal resonators are widely used in the fields of electronics and communications to stabilize and adjust frequency. When an electric field is applied, the quartz crystal vibrates and produces a stable frequency. The performance of quartz crystal resonators is highly dependent on the stability of the frequency.

[0003] The leakage of gas may cause changes in the crystal structure, thus affecting the stability of the oscillation frequency. In order to ensure that the quartz crystal resonator is leak-free, various leak detection technologies are usually used, such as mass spectrometry, helium mass spectrometry, pressurized liquid testing, etc.

[0004] However, the above methods all have limitations. They are either unable to visually observe the leakage phenomenon, unable to directly locate the leakage source, or are not applicable to all environments. Utility Model Content

[0005] The purpose of the utility model is to provide a patch type quartz crystal resonator leakage detection device to solve the problems raised by the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A patch type quartz crystal resonator leakage detection device, comprising:

[0008] A device housing, wherein a first solenoid valve is disposed inside the device housing, and the first solenoid valve is electrically connected to an air compression device;

[0009] The pressurized tank cavity is connected with a compressed air inlet interface and a compressed air outlet interface, the compressed air inlet interface and the compressed air outlet interface are connected with an air compression device, and a matching sealed tank cover is provided on the pressurized tank cavity;

[0010] A sealing pressure plate is arranged above the pressurized tank cavity, and a sealing movable handle is screwed on the sealing pressure plate.

[0011] Preferably, a relay is disposed inside the device housing, the relay is electrically connected to a matching air switch, and the air switch is fixedly disposed inside the device housing;

[0012] A matching timer and counter are electrically connected to one side of the device housing corresponding to the relay.

[0013] Preferably, a red working indicator light and a button-type green indicator light are provided on the device housing, and both the red working indicator light and the button-type green indicator light are electrically connected to the relay.

[0014] Preferably, a time relay is provided inside the device housing on a side corresponding to the counter, and the time relay is electrically connected to the counter.

[0015] Preferably, a compressed air outlet pipe is connected to the air outlet of the air compression device, an air pipe is provided between the compressed air outlet pipe and the compressed air inlet interface, and a first solenoid valve is electrically connected to the position of the compressed air outlet pipe inside the device housing;

[0016] A compressed air inlet pipe is connected to the air inlet of the air compression device, an air pipe is arranged between the compressed air inlet pipe and the compressed air outlet interface, and a second solenoid valve is electrically connected to the position of the device housing corresponding to the compressed air inlet pipe.

[0017] Preferably, a matching Mede solution storage cup is provided inside the pressurized tank cavity, and a matching product storage cup is provided inside the Mede solution storage cup;

[0018] The outer surface of the pressurized tank cavity is connected to a pressure gauge, and the pressure gauge is located between the compressed air inlet interface and the compressed air outlet interface.

[0019] Preferably, a sealing plate fixing slot is fixedly provided on the top of the pressurized tank cavity, the sealing plate fixing slot is hinged to one end of the sealing pressure plate, and an active buckle is provided at one end of the pressurized tank cavity away from the sealing plate fixing slot, and the active buckle is sleeved on the outside of the sealing pressure plate.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The utility model soaks the finished product to be tested in a special small molecule solvent, and then puts it into a pressurized tank for pressurized soaking, and uses atmospheric pressure to pressurize the small molecule solvent into a vacuum cavity from the leakage point, thereby changing the electrical characteristics of the quartz crystal finished product, and even stopping the vibration, and then uses alcohol to rinse the excess small molecule solvent on the surface, and after being blown dry by a blow dryer, enters the general inspection test, and the leakage point of the screened out leaking products with poor electrical characteristics is found by observing the small molecule solvent seeping from the surface through a microscope. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0023] In the figure: air switch 1, relay 2, counter 3, time relay 4, first solenoid valve 5, compressed air outlet pipe 6, second solenoid valve 7, compressed air inlet pipe 8, red working indicator light 9, button-type green indicator light 10, sealed tank cover 11, movable buckle 12, sealed pressure plate 13, sealed movable handle 14, sealing plate fixing slot 15, pressure gauge 16, compressed air inlet interface 17, compressed air outlet interface 18, pressurized tank cavity 19, Meide solution storage cup 20, product storage cup 21, device housing 22, timer 23. DETAILED DESCRIPTION

[0024] In order to more clearly illustrate the overall concept of the present invention, a detailed description is given below in combination with the accompanying drawings by way of examples.

[0025] It should be noted that many specific details are set forth in the following description to facilitate a full understanding of the present invention. However, the present invention can also be implemented in other ways different from those described herein. Therefore, the protection scope of the present invention is not limited to the specific embodiments disclosed below.

[0026] In addition, in the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0027] In the present utility model, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral one; it can be directly connected, or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. However, if it is indicated as a direct connection, it means that the two connected bodies are not connected through an intermediate structure, but are connected to form a whole only through a connecting structure. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0028] In the present utility model, unless otherwise clearly specified and limited, the first feature "above" or "below" the second feature may be that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in an appropriate manner in any one or more embodiments or examples.

[0029] Embodiment 1:

[0030] See also Figure 1 The utility model provides a technical solution: a patch type quartz crystal resonator leakage detection device, comprising:

[0031] A device housing 22, wherein a first solenoid valve 5 is disposed inside the device housing 22, and the first solenoid valve 5 is electrically connected to an air compression device;

[0032] The pressurized tank cavity 19 is connected with a compressed air inlet interface 17 and a compressed air outlet interface 18, the compressed air inlet interface 17 and the compressed air outlet interface 18 are connected with the air compression device, and a matching sealed tank cover 11 is provided on the pressurized tank cavity 19;

[0033] A sealing pressure plate 13 is arranged above the pressurized tank cavity 19, and a sealing movable handle 14 is screwed to the sealing pressure plate 13;

[0034] The air compression device is controlled by the first solenoid valve 5 to discharge the compressed air into the interior of the pressurized tank cavity 19, and the pressurized tank cavity 19 is completely fastened through the cooperation of the sealing movable handle 14 and the sealing pressure plate 13 to prevent air leakage and danger.

[0035] Embodiment 2:

[0036] like Figure 1 As shown, the structure of the patch type quartz crystal resonator gas leakage detection device disclosed in the second embodiment of the present utility model is basically the same as that in the first embodiment, except that:

[0037] A relay 2 is disposed inside the device housing 22, and the relay 2 is electrically connected to a matching air switch 1, and the air switch 1 is fixedly disposed inside the device housing 22;

[0038] The device housing 22 is electrically connected to a side of the relay 2 with a matching timer 23 and a counter 3;

[0039] The device housing 22 is provided with a red working indicator light 9 and a button-type green indicator light 10, and both the red working indicator light 9 and the button-type green indicator light 10 are electrically connected to the relay 2;

[0040] A time relay 4 is provided on one side of the device housing 22 corresponding to the counter 3, and the time relay 4 is electrically connected to the counter 3;

[0041] The air outlet of the air compression device is connected to a compressed air outlet pipe 6, an air pipe is provided between the compressed air outlet pipe 6 and the compressed air inlet interface 17, and a first solenoid valve 5 is electrically connected to the position of the compressed air outlet pipe 6 inside the device housing 22;

[0042] The air inlet of the air compression device is connected to a compressed air inlet pipe 8, an air pipe is provided between the compressed air inlet pipe 8 and the compressed air outlet interface 18, and the device housing 22 is electrically connected to a second solenoid valve 7 at a position corresponding to the compressed air inlet pipe 8;

[0043] The pressurized tank cavity 19 is provided with a matching virtue solution storage cup 20, and the virtue solution storage cup 20 is provided with a matching product storage cup 21;

[0044] The outer surface of the pressurized tank cavity 19 is connected to a pressure gauge 16, and the pressure gauge 16 is located between the compressed air inlet interface 17 and the compressed air outlet interface 18;

[0045] A sealing plate fixing slot 15 is fixedly provided on the top of the pressurized tank cavity 19, and the sealing plate fixing slot 15 is hinged to one end of the sealing pressure plate 13, and an active buckle 12 is provided at one end of the pressurized tank cavity 19 away from the sealing plate fixing slot 15, and the active buckle 12 is sleeved on the outside of the sealing pressure plate 13;

[0046] Press the button-type green indicator light 10, the relay 2 closes and powers on, the timer 23 starts to count down, and at the same time the first solenoid valve 5 starts the air compression device, and the compressed air enters the pressurized tank cavity 19 through the compressed air outlet pipe 6 and the cooperation of the trachea and the compressed air inlet interface 17. After the countdown is over, the counter 3 counts plus 1 to facilitate the counting of the number of pressurizations, and the first solenoid valve 5 begins to close the air inlet. While stopping the air intake, the time relay 4 starts to close and starts the countdown, and the gas inside the pressurized tank cavity 19 is discharged through the compressed air outlet interface 18 and the trachea and compressed air inlet pipe 8, and at the same time the second solenoid valve 7 is opened for exhaust.

[0047] The specific scheme is as follows: put the product to be tested into the product storage cup 21, and then put it into the virtue solution storage cup 20 filled with virtue solution, so that the product is completely immersed in the virtue solution, and then put the virtue solution storage cup 20 into the pressurized tank cavity 19, and cover the sealed tank cover 11, and then buckle the movable buckle 12 onto the sealing pressure plate 13, and then rotate the sealing movable handle 14 to make the sealing pressure plate 13 press down the sealed tank cover 11, so that the sealed tank cover 11 is completely fastened, and then press the button-type green indicator light 10;

[0048] Relay 2 is closed and energized, and timer 23 starts a 60-minute countdown. At the same time, the first solenoid valve 5 starts the air compression device. The compressed air enters the pressurized tank cavity 19 through the compressed air outlet pipe 6, the air pipe, and the compressed air inlet interface 17. Observe whether the pressure of the pressure gauge No. 17 reaches 0.5MPA;

[0049] After the countdown is over, the counter 3 counts up by 1 to facilitate the counting of the number of pressurizations, and the first solenoid valve 5 begins to close the air inlet. While stopping the air intake, the time relay 4 begins to close and starts a 15S countdown. The gas inside the pressurized tank cavity 19 is discharged through the compressed air outlet interface 18 and the trachea and compressed air inlet pipe 8. At the same time, the second solenoid valve 7 is opened for exhaust. When the pressure gauge 16 displays 0, rotate the sealing movable handle 14 to disengage the sealing pressure plate 13 and the sealed tank cover 11, lift the sealed tank cover 11, take out the virtue solution storage cup 20, pour the product in the product storage cup 21 into the colander for alcohol rinsing, and after rinsing, blow dry the alcohol on the surface, put the product into the general inspection machine for testing. The leaking product will not work, thereby screening out defective products and preventing them from flowing out.

[0050] Those skilled in the art should understand that the discussion of any of the above embodiments is merely illustrative and is not intended to imply that the scope of the present invention (including the claims) is limited to these examples. Under the concept of the present invention, the technical features in the above embodiments or different embodiments may be combined, the steps may be implemented in any order, and there are many other variations of the different aspects of the present invention as described above, which are not provided in detail for the sake of simplicity.

[0051] The utility model is intended to cover all such substitutions, modifications and variations that fall within the broad scope of the appended claims. Therefore, any omissions, modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the utility model should be included in the scope of protection of the utility model.

Claims

1. A surface-mount quartz crystal resonator leakage detection device, characterized in that: include: A device housing (22), wherein a first solenoid valve (5) is disposed inside the device housing (22), and the first solenoid valve (5) is electrically connected to an air compression device; The pressurized tank cavity (19) is connected with a compressed air inlet interface (17) and a compressed air outlet interface (18), wherein the compressed air inlet interface (17) and the compressed air outlet interface (18) are connected with an air compression device, and a matching sealed tank cover (11) is provided on the pressurized tank cavity (19); A sealing pressure plate (13) is arranged above the pressurized tank cavity (19), and a sealing movable handle (14) is screwed to the sealing pressure plate (13).

2. The surface-mount quartz crystal resonator leakage detection device according to claim 1, characterized in that: A relay (2) is arranged inside the device housing (22), the relay (2) is electrically connected to a matching air switch (1), and the air switch (1) is fixedly arranged inside the device housing (22); A matching timer (23) and a counter (3) are electrically connected to one side of the device housing (22) corresponding to the relay (2).

3. The surface-mount quartz crystal resonator leakage detection device according to claim 2, characterized in that: A red working indicator light (9) and a button-type green indicator light (10) are provided on the device housing (22); the red working indicator light (9) and the button-type green indicator light (10) are both electrically connected to the relay (2).

4. The surface-mount quartz crystal resonator leakage detection device according to claim 3, characterized in that: A time relay (4) is provided inside the device housing (22) on one side corresponding to the counter (3), and the time relay (4) is electrically connected to the counter (3).

5. The surface-mount quartz crystal resonator leakage detection device according to claim 4, characterized in that: The air outlet of the air compression device is connected to a compressed air outlet pipe (6), an air pipe is provided between the compressed air outlet pipe (6) and the compressed air inlet interface (17), and a first solenoid valve (5) is electrically connected to a position inside the device housing (22) corresponding to the compressed air outlet pipe (6); A compressed air inlet pipe (8) is connected to the air inlet of the air compression device, an air pipe is arranged between the compressed air inlet pipe (8) and the compressed air outlet interface (18), and a second solenoid valve (7) is electrically connected to the device housing (22) at a position corresponding to the compressed air inlet pipe (8).

6. The surface-mount quartz crystal resonator leakage detection device according to claim 5, characterized in that: A matching virtue solution storage cup (20) is arranged inside the pressurized tank cavity (19), and a matching product storage cup (21) is arranged inside the virtue solution storage cup (20); The outer surface of the pressurized tank cavity (19) is connected to a pressure gauge (16), and the pressure gauge (16) is located between the compressed air inlet interface (17) and the compressed air outlet interface (18).

7. The surface-mount quartz crystal resonator leakage detection device according to claim 6, characterized in that: A sealing plate fixing slot (15) is fixedly provided on the top of the pressurized tank cavity (19), the sealing plate fixing slot (15) is hinged to one end of the sealing pressure plate (13), and an active buckle (12) is provided at one end of the pressurized tank cavity (19) away from the sealing plate fixing slot (15), and the active buckle (12) is sleeved on the outside of the sealing pressure plate (13).

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