CN216669069U

CN216669069U - Device for testing temperature sensor underwater

Info

Publication number: CN216669069U
Application number: CN202123307474.5U
Authority: CN
Inventors: 刘豪; 李猛志; 高银生; 段猛
Original assignee: Shenzhen Weite Precision Technology Co ltd
Current assignee: Shenzhen Weite Precision Technology Co ltd
Priority date: 2021-12-27
Filing date: 2021-12-27
Publication date: 2022-06-03
Anticipated expiration: 2031-12-27

Abstract

The utility model discloses a device for testing a temperature sensor underwater, and relates to the technical field of underwater testing. The device comprises a device main body, a water tank, an objective table and a cabinet, wherein the water tank is used for simulating a complex environment required by a test product; the water tank is inserted with the device main body, the water tank is placed on the objective table, and the cabinet is connected with the device main body through the connecting wire and used for transmitting test data and completing function detection of the tested temperature sensor. According to the utility model, through the structural design of the outer chamber assembly, the integrated waterproof bag is used, and the waterproof performance is good. The interior is vacuumized, so that a closed environment is ensured, and meanwhile, water leakage can be detected; through the structural design of inner room subassembly for the device, heat conductivility is good, can detect the temperature sensor of high accuracy, and adopts wear-resisting corrosion-resistant material, and the long service life of product, and through overall structure design, make device simple structure, it is compatible good, can compatible most products.

Description

Device for testing temperature sensor underwater

Technical Field

The utility model belongs to the technical field of underwater testing, and particularly relates to a device for testing a temperature sensor underwater.

Background

With the continuous development of the test field technology, the types of products tested by the jig industry are richer, and the requirements on the test in the industry are stricter. The richness of test products and the diversification of test environments do not improve the test difficulty of the jig industry; the test products are various in types, different in size, different in shape, different in hardness and the like, the test environment is more complex, and the test environment is high-temperature, low-temperature and constant-temperature, dust-free, impact and the like;

due to the improvement of science and technology, the sensing precision of the temperature sensor is higher and higher, and the shape of the temperature sensor is smaller and more precise, so that the design of a testing device is more difficult;

the temperature sensor testing device can be used for carrying out functional testing on the temperature sensors in engine vehicles, medical detection devices, industrial control devices and some consumer electronic products. The existing testing device can not completely seal a testing product, and the water leakage condition is easy to occur. Secondly because the precision of test product is higher, temperature sensor testing arrangement's heat conduction is difficult to reach the requirement, can't transmit the sensor with the temperature in the short time from the water, and secondly temperature sensor's test frequency is higher, and the temperature that is in testing arrangement induction of aquatic is difficult to keep steady. In addition, since the products are continuously updated, the device needs to be compatible with a plurality of products, thereby increasing the difficulty of design. Therefore, the waterproof device compatible with various temperature sensors is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a device for testing a temperature sensor underwater, which aims to solve the existing problems: the existing testing device can not completely seal a testing product, and the condition of water leakage is easy to occur; secondly because the precision of test product is higher, temperature sensor testing arrangement's heat conduction is difficult to reach the requirement, can't transmit the sensor with the temperature in the short time from the water.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the device for testing the temperature sensor underwater comprises a device main body, a water tank, an object stage and a cabinet, wherein the water tank is used for simulating a complex environment required by a test product; the water tank is inserted with the device main body, the water tank is placed on the objective table, and the cabinet is connected with the device main body through a connecting wire and used for transmitting test data and completing function detection of a tested temperature sensor;

the device main part includes metal protection cover subassembly, inner room subassembly and outer room subassembly, metal protection cover subassembly is fixed with outer room subassembly lock, the inner room subassembly is located the inside and outer room subassembly of outer room subassembly and is plug-in connection, the bottom of inner room subassembly still is provided with the anchor clamps that are used for fixed test product.

Further, the inner chamber assembly comprises a needle plate module and a pressure plate module;

the needle plate module comprises a small handle, a clamping hook, a flat cable cover plate, a fixed needle plate, a main flat cable, a needle block and a buffer cushion block, wherein the small handle is fixed at the top of the fixed needle plate, the main flat cable and the flat cable cover plate are also fixed at the top of the fixed needle plate, the flat cable cover plate is positioned at the upper end of the main flat cable, and one end of the main flat cable extends to the position of the bottom end of the inner chamber component and is used for being connected with a test product; a needle block is arranged at the lower end of the fixed needle plate and at the position corresponding to the main thread arrangement; the two sides of the fixed needle plate are both fixed with hooks, and the lower end of the fixed needle plate is also provided with a buffer cushion block for pull-plug shock absorption;

the pressing plate module comprises a flat cable pressing plate, an anti-static side plate and an anti-static inserting plate, the bottom of the fixing needle plate is also provided with the anti-static inserting plate, the anti-static inserting plate is used for bearing a main flat cable and serving as a plugging main body, and the bottom of the anti-static inserting plate is provided with two screw holes for connecting a test product; the anti-static plugboard is characterized in that anti-static side plates are fixed on two sides of the anti-static plugboard, the anti-static side plates are made of wear-resistant materials, and a flat cable pressing plate is further fixed on one side of the anti-static plugboard, which bears a main flat cable.

Further, the outer chamber assembly comprises a waterproof module and a needle plate switching module;

the waterproof module comprises a first fixed block, a second fixed block, a fixed block guide shaft, an O-shaped sealing ring, an aviation plug, a gas pipe joint, a first water-stop sheet, a second water-stop sheet and a waterproof bag; the waterproof bag is sleeved outside the cavity, a first fixing block and a second fixing block are symmetrically arranged at the upper end of the cavity, the first fixing block and the second fixing block are mutually positioned, locked and fixed through screws and a guide shaft of the fixing blocks, an aviation plug and a gas pipe connector are connected to the outer side of the cavity, the other ends of the aviation plug and the gas pipe connector are connected with the cabinet, and an O-shaped sealing ring is further arranged at the top end of the cavity;

the faller switching module includes that installation backing plate, trip base, keysets and HDMI connect, the top of cavity still is provided with the installation backing plate, one side of installation backing plate is fixed with the keysets, the one end that the HDMI connects is pegged graft with the keysets, the other end that the HDMI connects links to each other with the rack, the both sides of installation backing plate still symmetry are provided with the trip base, when interior room subassembly is pegged graft inside outer room subassembly the mutual lock of pothook in trip base and the interior room subassembly.

Furthermore, the outer sides of the first water-stop sheet and the second water-stop sheet are respectively fixed with a plunger, a through hole is formed in the position, corresponding to the plunger, of the metal protection cover assembly, and when the metal protection cover assembly is buckled with the outer chamber assembly, the metal protection cover assembly is clamped with the through hole through structural matching of the plunger and the through hole.

Further, a straight handle is fixed at the top end of the metal protection cover assembly.

The utility model has the following beneficial effects:

1. according to the utility model, through the structural design of the outer chamber assembly, the integrated waterproof bag is used, and the waterproof performance is good. The interior is evacuated to ensure a closed environment and to detect water leakage.

2. According to the utility model, through the structural design of the inner chamber assembly, the device has good heat conduction performance, can detect a high-precision temperature sensor, and is made of a wear-resistant and corrosion-resistant material, so that the service life of the product is long.

3. The utility model has simple structure and good compatibility through the integral structure design, and can be compatible with most products.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an exploded view of the structure of the device body of the present invention;

FIG. 3 is a schematic structural view of a first water-stop sheet, a second water-stop sheet and a waterproof bag according to the present invention;

FIG. 4 is an exploded view of the construction of the outer chamber assembly of the present invention;

FIG. 5 is an exploded view of a pin plate module arrangement in the chamber assembly of the present invention;

FIG. 6 is an exploded view of the platen module configuration in the chamber assembly of the present invention;

fig. 7 is a schematic view of the clamping structure of the metal protective cover assembly and the outer chamber assembly according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a device main body; 2. a water tank; 3. an object stage; 4. a cabinet; 5. a metal boot assembly; 6. an inner chamber assembly; 7. an outer chamber assembly; 8. installing a base plate; 9. a hook base; 10. an adapter plate; 11. a first fixed block; 12. a second fixed block; 13. a fixed block guide shaft; 14. an O-shaped sealing ring; 15. an HDMI connector; 16. an aviation plug; 17. a gas pipe joint; 18. a first water-stop sheet; 19. a second water-stop sheet; 20. a waterproof bag; 21. a small handle; 22. a hook; 23. a flat cable cover plate; 24. fixing the needle plate; 25. a main flat cable; 26. a needle plate guide shaft; 27. a needle block; 28. buffering cushion blocks; 29. a flat cable pressing plate; 30. an anti-static side plate; 31. an anti-static plugboard; 32. a plunger; 33. straight handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention is an apparatus for testing a temperature sensor underwater, including an apparatus body 1, a water tank 2, an object stage 3 and a cabinet 4, the water tank 2 being used for simulating a complex environment required by a test product; the device main body 1 is inserted into the water tank 2, the water tank 2 is placed on the objective table 3, and the water tank 2 is provided with six mounting ports, so that the device can test six temperature sensors at one time;

the device main body 1 comprises a metal protection cover assembly 5, an inner chamber assembly 6 and an outer chamber assembly 7, the metal protection cover assembly 5 and the outer chamber assembly 7 are fastened and fixed, the inner chamber assembly 6 is positioned inside the outer chamber assembly 7 and is in plug-in connection with the outer chamber assembly 7, and a clamp for fixing a test product is further arranged at the bottom of the inner chamber assembly 6; the fixture is arranged in the inner chamber assembly 6 for testing, when temperature sensors of different models need to be replaced for testing, only different fixtures need to be replaced, and meanwhile, hole positions corresponding to the inner chamber assembly 6 are designed, so that new products can be tested.

Referring to fig. 5-6, in particular, the inner chamber assembly 6 includes a needle plate module and a platen module;

the needle plate module comprises a small handle 21, a hook 22, a flat cable cover plate 23, a fixed needle plate 24, a main flat cable 25, a needle block 27 and a buffer cushion block 28, wherein the small handle 21 is fixed at the top of the fixed needle plate 24, so that the plugging operation is convenient. The main flat cable 25 and the flat cable cover plate 23 are also fixed on the top of the fixing needle plate 24, and the flat cable cover plate 23 is positioned at the upper end of the main flat cable 25, and the main flat cable 25 is fixed through the flat cable cover plate 23; one end of the main flat cable 25 extends to the bottom end of the inner chamber assembly 6 for connecting with a test product, so that the functional test of the product can be performed. The lower end of the fixed needle plate 24 and the position corresponding to the main flat cable 25 are provided with a needle block 27, wherein, the needle block 27 is partially provided with a probe, one end is connected with the main flat cable 25, and the other end is switched to the outside, thereby being convenient for a user to read data. The lower end of the fixed needle plate 24 is also provided with a needle plate guide shaft 26, and the needle plate guide shaft 26 corresponds to the outer chamber component 7 to play a role in guiding, so that the inner chamber component 6 and the outer chamber component 7 can be conveniently plugged and pulled out; the hooks 22 are fixed on both sides of the fixed needle plate 24, and the lower end of the fixed needle plate 24 is further provided with a buffer cushion block 28 for inserting and pulling shock absorption, so that the service life of the inner chamber assembly 6 can be prolonged.

The pressing plate module comprises a flat cable pressing plate 29, an anti-static side plate 30 and an anti-static inserting plate 31, the bottom of the fixing needle plate 24 is also provided with the anti-static inserting plate 31, the anti-static inserting plate 31 is used for bearing the main flat cable 25 and is used as a main body for plugging, and the bottom of the anti-static inserting plate 31 is provided with two screw holes for connecting a test product; the anti-static side plates 30 are fixed on two sides of the anti-static plugboard 31 to play a role in guiding plugging, and the anti-static side plates 30 are made of wear-resistant materials to prolong the plugging service life; the inner chamber assembly 6 slides in the outer chamber assembly 7 through the anti-static side plate 30, the independent anti-static side plate 30 can ensure that the anti-static flashboard 31 with large volume does not need to be replaced after being worn, the service life of the anti-static flashboard is prolonged, meanwhile, the anti-static flashboard 31 is more convenient to install, a flat cable pressing plate 29 is further fixed on one side of the main flat cable 25, and the flat cable pressing plate 29 can press the main flat cable 25 to prevent the main flat cable 25 from tilting or loosening.

Referring to fig. 3-4, in particular, the outer chamber assembly 7 includes a waterproof module and a needle plate switching module;

the waterproof module comprises a first fixing block 11, a second fixing block 12, a fixing block guide shaft 13, an O-shaped sealing ring 14, an aviation plug 16, a gas pipe connector 17, a first water-stop sheet 18, a second water-stop sheet 19 and a waterproof bag 20; the first water-stop sheet 18 and the second water-stop sheet 19 are fixed through screws, the first water-stop sheet 18 and the second water-stop sheet 19 form a cavity for mounting the inner chamber assembly 6, the waterproof bag 20 is sleeved outside the cavity, the upper end of the cavity is further symmetrically provided with a first fixing block 11 and a second fixing block 12, the first fixing block 11 and the second fixing block 12 are mutually positioned, locked and fixed through screws and a fixing block guide shaft 13, and meanwhile the waterproof bag 20 is clamped tightly to achieve a primary waterproof purpose; the outside of the cavity of having installed is connected with aviation plug 16 and gas pipe joint 17, the other end of aviation plug 16 and gas pipe joint 17 all links to each other with rack 4, take out the air of inside cavity through gas pipe joint 17, form confined environment, the top of cavity still is provided with an O type sealing washer 14, can guarantee the gas tightness of inside cavity, pin each other through two water-stop sheet screws, O type sealing washer 14 is equipped with at the top, waterproof bag 20 of outside parcel, can reach dual waterproof purpose. Meanwhile, the side is provided with an air pipe joint 17, and external air suction is carried out to provide a vacuum environment for the inside.

Wherein, the faller switching module includes installation backing plate 8, trip base 9, adapter plate 10 and HDMI connect 15, the top of cavity still is provided with installation backing plate 8, one side of installation backing plate 8 is fixed with adapter plate 10, the one end that HDMI connects 15 is pegged graft the other end that HDMI connects 15 with adapter plate 10 and is linked to each other with rack 4, wherein, adapter plate 10 is through the main winding displacement 25 in the probe connection inner room subassembly 6 of needle piece 27, main winding displacement 25 is connected with the test product, can connect 15 transmission test data to the PC end through HDMI. Hook bases 9 are symmetrically arranged on two sides of the mounting base plate 8, and when the inner chamber component 6 is inserted into the outer chamber component 7, the hook bases 9 are buckled with hooks 22 in the inner chamber component 6.

As shown in fig. 7, plungers 32 are fixed on the outer sides of the first water-stop plate 18 and the second water-stop plate 19, through holes are formed in positions of the metal protective cover assembly 5 corresponding to the plungers 32, when the metal protective cover assembly 5 is fastened with the outer chamber assembly 7, the metal protective cover assembly 5 is fastened through structural matching of the plungers 32 and the through holes, the metal protective cover assembly 5 is pressed down by using proper thrust, and can be installed on the outer chamber assembly 7, and the metal protective cover assembly 5 can protect the inner chamber assembly 6 under test; wherein, the top of the metal protection cover component 5 is fixed with a straight handle 33, and the device body 1 is convenient to be pulled out and inserted and moved through the straight handle 33.

Therefore, in conclusion, the utility model can achieve the purpose of testing the functions of the temperature sensors underwater, and can be compatible with various types of temperature sensors.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a test temperature sensor's device under water, includes device main part (1), water tank (2), objective table (3) and rack (4), its characterized in that: the water tank (2) is used for simulating a complex environment required by a test product; the device main body (1) is inserted into the water tank (2), the water tank (2) is placed on the objective table (3), and the cabinet (4) is connected with the device main body (1) through a connecting line and used for transmitting test data and completing function detection of a tested temperature sensor;

the device main part (1) comprises a metal protection cover component (5), an inner chamber component (6) and an outer chamber component (7), the metal protection cover component (5) is fixed with the outer chamber component (7) in a buckling mode, the inner chamber component (6) is located inside the outer chamber component (7) and is in plug-in connection with the outer chamber component (7), and a clamp used for fixing a test product is further arranged at the bottom of the inner chamber component (6).

2. The device of claim 1, wherein: the inner chamber assembly (6) comprises a needle plate module and a pressing plate module;

the pin plate module comprises a small handle (21), a clamping hook (22), a flat cable cover plate (23), a fixed pin plate (24), a main flat cable (25), a pin block (27) and a buffer cushion block (28), wherein the small handle (21) is fixed at the top of the fixed pin plate (24), the main flat cable (25) and the flat cable cover plate (23) are also fixed at the top of the fixed pin plate (24), the flat cable cover plate (23) is positioned at the upper end of the main flat cable (25), and one end of the main flat cable (25) extends to the position of the bottom end of the inner chamber assembly (6) and is used for being connected with a test product; a needle block (27) is arranged at the lower end of the fixed needle plate (24) and at the position corresponding to the main flat cable (25); the two sides of the fixed needle plate (24) are both fixed with hooks (22), and the lower end of the fixed needle plate (24) is also provided with a buffer cushion block (28) for plugging and unplugging shock absorption;

the clamp plate module comprises a flat cable clamp plate (29), an anti-static side plate (30) and an anti-static plugboard (31), wherein the bottom of the fixing needle plate (24) is also provided with the anti-static plugboard (31), the anti-static plugboard (31) is used for bearing a main flat cable (25) and is used as a plugging main body, and the bottom of the anti-static plugboard (31) is provided with two screw holes for connecting a test product; the anti-static electricity plug board is characterized in that anti-static side plates (30) are fixed on two sides of the anti-static electricity plug board (31), the anti-static side plates (30) are made of wear-resistant materials, and a flat cable pressing plate (29) is further fixed on one side of the anti-static electricity plug board (31) bearing a main flat cable (25).

3. An apparatus for underwater testing of temperature sensors as claimed in claim 2, wherein: the outer chamber assembly (7) comprises a waterproof module and a needle plate switching module;

the waterproof module comprises a first fixing block (11), a second fixing block (12), a guide shaft (13) of the fixing block, an O-shaped sealing ring (14), an aviation plug (16), an air pipe joint (17), a first water-stop sheet (18), a second water-stop sheet (19) and a waterproof bag (20); the waterproof bag is characterized in that the first water-stop plate (18) and the second water-stop plate (19) are fixed through screws, the first water-stop plate (18) and the second water-stop plate (19) form a cavity and are used for installing the inner chamber assembly (6), the waterproof bag (20) is sleeved on the outer side of the cavity, a first fixed block (11) and a second fixed block (12) are symmetrically arranged at the upper end of the cavity, the first fixed block (11) and the second fixed block (12) are mutually positioned, locked and fixed through screws and a fixed block guide shaft (13), the outer side of the cavity is connected with an aviation plug (16) and an air pipe connector (17), the other ends of the aviation plug (16) and the air pipe connector (17) are connected with the cabinet (4), and the top end of the cavity is further provided with an O-shaped sealing ring (14);

the faller switching module includes that installation backing plate (8), trip base (9), keysets (10) and HDMI connect (15), the top of cavity still is provided with installation backing plate (8), one side of installation backing plate (8) is fixed with keysets (10), the one end that HDMI connects (15) is pegged graft with keysets (10), the other end that HDMI connects (15) links to each other with rack (4), the both sides of installation backing plate (8) still symmetry are provided with trip base (9), when interior room subassembly (6) are pegged graft in outer room subassembly (7) inside pothook base (9) and the mutual lock of pothook (22) in interior room subassembly (6).

4. An apparatus for testing a temperature sensor underwater according to claim 3, wherein: the outer sides of the first water-stop sheet (18) and the second water-stop sheet (19) are respectively provided with a plunger (32), the through hole is formed in the position corresponding to the plunger (32) of the metal protection cover assembly (5), and when the metal protection cover assembly (5) is buckled with the outer room assembly (7), the plunger (32) is matched with the through hole in structure to be clamped.

5. The device of claim 1, wherein: and a straight handle (33) is fixed at the top end of the metal protection cover component (5).