CN212844330U

CN212844330U - Gas detection device of multifunctional oil tank valve

Info

Publication number: CN212844330U
Application number: CN202021722324.3U
Authority: CN
Inventors: 肖烈熙
Original assignee: Suzhou Zhenye Industrial Co ltd
Current assignee: Suzhou Zhenye Industrial Co ltd
Priority date: 2020-08-18
Filing date: 2020-08-18
Publication date: 2021-03-30
Anticipated expiration: 2030-08-18

Abstract

The utility model discloses a gaseous detection device of multi-functional oil tank valve, comprises a workbench, be equipped with bilateral symmetry's and perpendicular to workstation first support and second support on the workstation, first support upper end is rotated and is connected with first pivot, the upper end of second support is rotated and is connected with the second pivot, erect the test cavity between first pivot and the second pivot, the upper end of second support is equipped with the transmission case of being connected with the meshing of second pivot, the right side of transmission case is connected with servo motor, the inner wall of test cavity corresponds the link department of second pivot and is equipped with first installation interface, the inner wall of test cavity is close to first installation interface and is equipped with second installation interface, the upper end intermediate junction of test cavity has quick change frock subassembly. The utility model has the advantages that: the oil tank valve of different specifications and types is integrated on one test device, the test system is stable in tightness, simple in structure and easy to operate.

Description

Gas detection device of multifunctional oil tank valve

Technical Field

The utility model relates to a valve body detects technical field, specifically is a gaseous detection device of multi-functional oil tank valve.

Background

The detection equipment of the breathing performance (ventilation, pressure difference, leakage, closing height, reopening pressure and the like) of the fuel tank valve is essential for the development of fuel tank valve products. Because the oil tank valve product type is more, its self erection joint of product of different specifications is along with different and diversified such as producer, service function. And the oil tank system has very large span of flow and pressure characteristic requirements, for example, the gas flow characteristic requires the detection range of the sensor to be 0-500L/min, and the range requires that a plurality of range flow sensors must be arranged in a decomposition way. Due to the different specifications of the installation joints of different types of oil tank valves, the existing testing equipment is usually designed aiming at single valve type arrangement, a small cavity is adopted, and a gas pipeline is arranged outside the cavity. When different oil tank valves are replaced, the whole cavity is replaced immediately. This method requires a plurality of inspection stations. Meanwhile, when the external pipeline is in rotation test, the external pipeline, the equipment connecting wire harness and the like are inconvenient to arrange and replace, and the system is easy to be sealed and not tight, so that the test function is invalid.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gaseous detection device of multi-functional oil tank valve to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gaseous detection device of multi-functional oil tank valve, includes the workstation, be equipped with bilateral symmetry's and perpendicular to workstation first support and second support on the workstation, first support upper end is rotated and is connected with first pivot, the upper end of second support is rotated and is connected with the second pivot, erect the test cavity between first pivot and the second pivot, the upper end of second support is equipped with the transmission case of being connected with the meshing of second pivot, the right side of transmission case is connected with servo motor, the inner wall of test cavity corresponds the link department of second pivot and is equipped with first installation interface, the inner wall of test cavity is close to first installation interface and is equipped with second installation interface, the upper end intermediate junction of test cavity has quick change frock subassembly.

Further preferably, the quick-change tool assembly comprises a cover plate, a handle is arranged on the cover plate, a plurality of connecting rods are arranged below the cover plate, and fixing clamping plates are arranged at the lower ends of the connecting rods.

Preferably, the fixed clamping plate is provided with a round mounting hole, and a chuck is arranged below the cover plate.

Preferably, the first mounting interface is provided with air outlet connectors of a plurality of specifications, and the second mounting interface is provided with air outlet connectors of the same specification as the first mounting interface.

Preferably, the air outlet connectors on the second mounting interfaces are all processed by adopting blind ends.

Preferably, an air inlet communicated with the test cavity is arranged in the first rotating shaft, an air outlet communicated with the first mounting interface is arranged in the second rotating shaft, and the second rotating shaft is connected with an air outlet pipe.

Further preferably, the second support is designed with a transmission box integrated mechanism, and the transmission box is meshed with the servo motor.

Preferably, a transparent observation window is arranged on the front side of the test cavity, and the test cavity is connected with a pressure sensor and a flow meter.

Advantageous effects

The utility model discloses a gaseous detection device of multi-functional oil tank valve through set up a plurality of installation interfaces that give vent to anger and connect in the test chamber, realizes with different specifications, the oil tank valve of kind integrated to a test equipment on, and when rotating the test, need not to change the connection of the outer pipeline of test chamber and pencil, has kept test system seal area's stability, has reduced operating procedure, has improved detection efficiency, the device simple structure, and easy to operate has reduced equipment cost simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of a multifunctional oil tank valve gas detection device disclosed in an embodiment of the present invention;

fig. 2 is a schematic structural view of a testing chamber disclosed in an embodiment of the present invention;

fig. 3 is a schematic structural view of a quick-change tool assembly disclosed in an embodiment of the present invention;

fig. 4 is a schematic structural view of another quick-change tool assembly disclosed in the embodiment of the present invention.

Reference numerals

1-a workbench, 2-a first bracket, 3-a second bracket, 4-a test cavity, 5-a first rotating shaft, 6-a second rotating shaft, 7-a transmission case, 8-a servo motor, 9-a quick-change tool assembly, 91-a handle, 92-a cover plate, 93-a connecting rod, 94-a fixed clamping plate, 95-a clamping head, 10-an observation window, 11-a first mounting interface, 12-a second mounting interface, 13-an air inlet, 14-an air outlet and 15-an oil tank valve.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Examples

As shown in fig. 1 to 4, a multifunctional tank valve gas detection device comprises a workbench 1, a first bracket 2 and a second bracket 3 which are bilaterally symmetrical and vertical to the workbench 1 are arranged on the workbench 1, the upper end of the first bracket 2 is rotationally connected with a first rotating shaft 5, the upper end of the second bracket 3 is rotationally connected with a second rotating shaft 6, a testing cavity 4 is erected between the first rotating shaft 5 and the second rotating shaft 6, a transmission case 7 which is engaged and connected with the second rotating shaft is arranged at the upper end of the second bracket 3, the right side of the transmission case 7 is connected with a servo motor 8, the inner wall of the test cavity 4 is provided with a first mounting interface 11 corresponding to the connecting end of the second rotating shaft 6, the inner wall of the test cavity 4 is provided with a second mounting interface 12 near the first mounting interface 11, and the middle of the upper end of the test cavity 4 is connected with a quick-change tool assembly 9.

In the present embodiment, two quick-change tool assemblies 9 are provided for the clamping and fixing of two different tank valves 15. Different tank valves 15 can be clamped through the fixed clamping plates 94 and the clamping heads 95 of different specifications, and performance testing of all gas media of tank breather valves (the check valve ICV, the refueling limiting valve FLVV, the rollover valve ROV and the combination valve CFLVV) of the tank ORVR system is achieved.

Preferably, the quick-change tool assembly 9 comprises a cover plate 92, a handle 91 is arranged on the cover plate 92, a plurality of connecting rods 93 are arranged below the cover plate 92, a fixing clamp plate 94 is arranged at the lower end of each connecting rod 93 and used for fixing the oil tank valve 15, a sealing ring is arranged at the joint of the cover plate 92 and the test cavity 4, and the air tightness of the test cavity 4 is guaranteed.

Preferably, a circular mounting hole is formed in the fixed clamp plate 94, a chuck 95 is arranged below the cover plate 92, and the mounting hole in the fixed clamp plate 94 is used for fixing and clamping the oil tank valve 15, and then the valve body is locked by the chuck 95 to strengthen fixation and prevent the oil tank valve 15 from moving.

Preferably, the first mounting interface 11 is provided with a plurality of air outlet connectors of different specifications, and the second mounting interface 12 is provided with an air outlet connector of the same specification as that of the first mounting interface 11. The air outlet connector is used for being connected with the mounting connector on the oil tank valve 15, the air outlet connectors of multiple specifications can realize connection of the mounting connectors of the oil tank valves 15 of different specifications, different valve bodies are integrated on one detection device, cost for purchasing the device, device placement space and mounting and changing of peripheral supporting devices of the device are saved, operation procedures are reduced, and detection efficiency is improved. In the present embodiment, three sizes of outlet connectors are provided, and connection detection of the tank valves 15 of the three sizes can be realized.

Preferably, the air outlet connectors on the second mounting interface 12 are all processed by using blind ends, and when the oil tank valve 15 is detected, the air outlet connectors on the unused first mounting interface 11 are connected with the same air outlet connectors on the second mounting interface 12 by using pipelines for plugging the unused air outlet connectors.

Preferably, an air inlet 13 communicated with the testing cavity 4 is arranged in the first rotating shaft 5, an air outlet communicated with the first mounting interface 11 is arranged in the second rotating shaft 6 and is connected with an air outlet pipe 14, and the air inlet 13 and the air outlet pipe 12 are used for introducing and discharging detection gas in the testing cavity 4 without connecting other pipelines and pipelines, so that the mounting space is reduced, and meanwhile, the rotation test of the oil tank valve 15 is not influenced.

Preferably, the second support 3 is designed as a single piece with a transmission case 7, and the transmission case 7 is engaged with a servo motor 8. The servo motor 8 drives the second rotating shaft 6 to rotate through gear transmission of the transmission case 7, so that rotation of the testing cavity 4 is achieved, rotation of the oil tank valve 15 fixed in the cavity of the testing cavity is driven, and rotation testing of the oil tank valve 15 is achieved.

Preferably, a transparent observation window 10 is arranged on the front side of the test cavity 4 and used for observing the internal condition of the test cavity 4, the test cavity 4 is connected with a pressure sensor and a flow meter, so that the flow rate of the introduced gas and the internal gas pressure in the test cavity 4 can be conveniently detected, the accurate control of data is realized, and the capacity of the test cavity 4 in the embodiment is preferably 40L.

In the multifunctional oil tank valve gas detection device of the embodiment, the oil tank valve 15 is clamped and fixed by the quick change tool assembly 9, then the mounting connector on the oil tank valve 15 is correspondingly connected with the gas outlet connector on the second mounting interface 12, and the rest gas outlet connectors are connected with the corresponding gas outlet connector on the first mounting interface 11 by using pipelines; compress tightly handle 91 and be fixed in test cavity 4 with quick change frock subassembly 9 on, let in gas in to test cavity 4 through inlet port 13, detect oil tank valve 15, when needs rotation test, through servo motor 8 drive transmission case 7, and then drive second pivot 6 and rotate, realize test cavity 4's rotation, finally realize oil tank valve 15's rotation test.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the content of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a gaseous detection device of multi-functional tank valve, includes workstation (1), its characterized in that: the workbench (1) is provided with a first bracket (2) and a second bracket (3) which are bilaterally symmetrical and vertical to the workbench (1), the upper end of the first bracket (2) is rotationally connected with a first rotating shaft (5), the upper end of the second bracket (3) is rotationally connected with a second rotating shaft (6), a testing cavity (4) is arranged between the first rotating shaft (5) and the second rotating shaft (6), the upper end of the second bracket (3) is provided with a transmission case (7) which is engaged and connected with the second rotating shaft, the right side of the transmission case (7) is connected with a servo motor (8), the inner wall of the test cavity (4) is provided with a first mounting interface (11) corresponding to the connecting end of the second rotating shaft (6), a second mounting interface (12) is arranged on the inner wall of the testing cavity (4) close to the first mounting interface (11), the middle of the upper end of the testing cavity (4) is connected with a quick-change tool assembly (9).

2. The multifunctional fuel tank valve gas detection device as recited in claim 1, wherein: the quick-change tool assembly (9) comprises a cover plate (92), a handle (91) is arranged on the cover plate (92), a plurality of connecting rods (93) are arranged below the cover plate (92), and fixing clamping plates (94) are arranged at the lower ends of the connecting rods (93).

3. The gas detection device for the multifunctional fuel tank valve as recited in claim 2, wherein: the fixed clamping plate (94) is provided with a circular mounting hole, and a clamping head (95) is arranged below the cover plate (92).

4. The multifunctional fuel tank valve gas detection device as recited in claim 1, wherein: the first installation interface (11) is provided with air outlet connectors of a plurality of specifications, and the second installation interface (12) is provided with air outlet connectors of the same specification as the first installation interface (11).

5. The multifunctional fuel tank valve gas detection device according to claim 4, wherein: and the air outlet joints on the second mounting interfaces (12) are all processed by adopting blind ends.

6. The multifunctional fuel tank valve gas detection device as recited in claim 1, wherein: an air inlet hole (13) communicated with the test cavity (4) is formed in the first rotating shaft (5), an air outlet hole communicated with the first mounting interface (11) is formed in the second rotating shaft (6), and the air outlet hole is connected with an air outlet pipe (14).

7. The multifunctional fuel tank valve gas detection device as recited in claim 1, wherein: the second support (3) and the transmission case (7) are designed into a whole, and the transmission case (7) is meshed with the servo motor (8).

8. The multifunctional fuel tank valve gas detection device as recited in claim 1, wherein: the front side of the test cavity (4) is provided with a transparent observation window (10), and the test cavity (4) is connected with a pressure sensor and a flow meter.