CN115290128A - A rocket connector test equipment - Google Patents

Abstract

The invention provides a rocket connector test device, which comprises: the frame, at the fixed control box that is provided with in the front portion of frame for test equipment's connection control and detection. The circuit of the measurement and control box is connected with the control display and used for controlling and operating the equipment. And a connector mounting plate is mounted on the side surface of the frame, and an arrow-mounted interface is arranged on the connector mounting plate and used for mounting the tested connector. And the side surface of the frame, which is opposite to the connector mounting plate, is inwards provided with an air cylinder through an air cylinder mounting plate, so that the tested connector is assisted to fall off. The measurement and control box is connected with an external air source and is provided with a plurality of air supply interfaces for providing air with different pressures for the test process of the test equipment. The test equipment is simple in structure, high in equipment integration level, capable of testing multiple performances of the connector and capable of being rapidly moved and deployed. In addition, the connection relation of the test equipment is simple, rapid preparation can be realized, and the test efficiency is improved.

Description

A rocket connector test equipment

technical field

The invention relates to the technical field of connector testing, in particular to rocket connector testing equipment.

Background technique

During the rocket launch preparation process, the rocket needs to be filled and supplied with gas, and gas-liquid connectors are often used for pipeline connection in this process. Specifically, the gas-liquid connector can be used to connect the ground filling, gas supply or air conditioning pipeline and the rocket pipeline, and separate it from the rocket upper pipeline interface according to the rocket’s preset launch process. Reliability, even related to the reliability of rocket flight. Therefore, after the gas-liquid connector enters the launch site, it will generally undergo a functional test before being put into use.

The functional test needs to provide guarantee conditions such as installation structure, gas supply, power supply, and measurement. However, the existing supporting test equipment has scattered functions, complex connection relationships, inconvenient deployment, and is not conducive to rapid organization of testing, which seriously reduces the efficiency of testing and affects the progress of rocket launch preparations.

Therefore, those skilled in the art urgently need a testing device with high integration, comprehensive functions, simple connection, fast testing and convenient deployment.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies of the prior art and provide a rocket connector testing device to solve the problem of scattered functions, low integration, complex connection relations, inconvenient deployment and unfavorable for rapid organization of testing in the prior art. question.

The present invention provides a rocket connector testing device, which includes: a frame, a measurement and control box is fixedly arranged at the front of the frame, and is used for connection control and detection of the testing equipment; the measurement and control box circuit is connected to a control display , used to control and operate the equipment; a connector mounting plate is installed on the side of the frame, and the connector mounting plate has an arrow-up interface for installing the tested connector; the frame is relatively installed on the connector The side of the board is equipped with a cylinder inwardly through the cylinder mounting plate to assist the connector under test to fall off; the top of the frame is provided with a slide rail, and the slide rail is connected to the connector under test through a protective rope for When the tested connector falls off, it is far away from the connector mounting plate; a pipeline system with multiple air supply branches is arranged in the measurement and control box, and the pipeline system is connected to an external air source for the test Gases at different pressures are provided during the testing of the equipment.

Further, the pipeline system includes: a main air supply circuit, a first branch, a second branch, a third branch, a fourth branch and a fifth branch, wherein the first branch is used for Air supply for connecting the test connector test; the second branch and the third branch are used to supply air for the drop-off device of the test connector; the fourth branch and the fifth branch Both are used to supply air to the cylinder.

Further, the pipeline system also has a pressure relief valve, a hand valve and a pressure gauge, wherein the pressure relief valve and the hand valve are arranged on the outer surface of the measurement and control box for manually controlling the pressure of the pipeline The air supply of the system; the pressure gauge is arranged on the upper part of the measurement and control box for displaying the pressure of the pipeline system.

In the embodiment of the present invention, the measurement and control box further includes: a control module and a signal acquisition module, wherein the control module circuit is connected to the control display, the signal acquisition module and the pipeline system for controlling the operation of the equipment; The circuit of the signal acquisition module is connected to the control module, and is used for transmitting the collected test signal to the control module.

Further, the measurement and control box also has an aviation plug, an air supply pipe nozzle, a drawer, a power interface, and a switch button, wherein the aviation plug is arranged on the body of the measurement and control box, and is used for connecting and testing via cables. Equipment and the connector under test; the air supply pipe nozzle is connected to the air supply ports of different air supply branches of the pipeline system, and protrudes from the box of the measurement and control box for passing through the air supply pipe Connect the test device and the tested connector; the drawer is arranged on the box body of the measurement and control box for placing measurement and control equipment; the power interface is arranged on the box body of the measurement and control box for connecting external Power supply; the switch button is arranged on the box body of the measurement and control box, and is used to control the start and stop of the equipment testing process.

In an embodiment of the present invention, the telescoping end of the cylinder is connected to the tested connector through a traction rope for assisting in pulling the tested connector to fall off; the traction rope is provided with a tension sensor for detecting the The magnitude of the pulling force received when the test connector falls off.

In an embodiment of the present invention, a camera is further arranged on the top of the frame for taking a test connection image of the connector under test.

In an embodiment of the present invention, the top of the frame is fixedly provided with a plurality of suspension rings for hoisting the test equipment.

In an embodiment of the present invention, a plurality of casters are provided at the bottom of the frame for moving the test equipment; the casters also have height-adjustable adjustment seats for jacking up the frame and restricting its movement.

In an embodiment of the present invention, a bridge is also provided on the top of the frame for laying air supply pipes and cables.

According to the above embodiments, the rocket connector testing equipment provided by the present invention has the following benefits: Compared with the testing equipment in the prior art, the testing equipment can be quickly moved and deployed, and the equipment has a high degree of integration. individual performance test. In addition, the connection relationship of the test equipment is simple, and the connection process before test deployment is simple and efficient, which can realize rapid preparation and improve test efficiency.

It should be understood that the above general description and the following specific embodiments are only exemplary and explanatory, and should not limit the scope of the present invention.

Description of drawings

The accompanying drawings, which are a part of the specification of this invention, illustrate example embodiments of the invention and together with the description serve to explain the principles of the invention.

Fig. 1 is a front side view of a rocket connector testing device provided by the present invention.

Fig. 2 is a rear side view of a rocket connector testing device provided by the present invention.

Fig. 3 is a rear view of a rocket connector testing device provided by the present invention.

Fig. 4 is a connection diagram of a piping system of a rocket connector testing device provided by the present invention.

Fig. 5 is a schematic diagram of a control circuit connection of a rocket connector testing device provided by the present invention.

Explanation of reference signs:

1-frame, 2-measurement and control box, 3-control display, 4-connector mounting plate, 5-connector under test, 6-cylinder mounting plate, 7-cylinder, 8-slide rail, 9-camera, 10-hanging ring , 11-casters, 12-adjustment seat, 13-bridge, 14-protection rope, 15-traction rope;

21-Control module, 22-Signal acquisition module, 23-Pipeline system, 24-Air source interface, 25-Aerial plug, 26-Air supply pipe nozzle, 27-Drawer, 28-Power interface, 29-Switch button;

2301-Reducing valve, 2302-Hand valve, 2303-Pressure gauge, 2304-Solenoid valve, 2305-Throttle valve, 2306-Filter, 2307-Air supply main road, 2308-First branch, 2309-Second Branch, 2310-third branch, 2311-fourth branch, 2312-fifth branch, 2313-main air release, 2314-first air supply branch, 2315-first air release branch, 2316 -Second air supply branch, 2317-second air release branch, 2318-third air supply branch, 2319-third air release branch, 2320-fourth air supply branch, 2321-fourth air release branch, 2322-fifth air supply branch, 2323-fifth air discharge branch.

Detailed ways

Various exemplary embodiments of the present invention will now be described in detail. The detailed description should not be considered as a limitation of the present invention, but rather as a more detailed description of certain aspects, features and embodiments of the present invention.

It will be apparent to those skilled in the art that various modifications and changes can be made in the specific embodiments of the present invention described herein without departing from the scope or spirit of the present invention. Other embodiments will be apparent to the skilled person from the description of the present invention. The specification and examples in this application are exemplary only.

The present invention provides a rocket connector testing device, and Fig. 1 is a schematic diagram of the device. In a specific embodiment, the test equipment includes: a frame 1, and a measurement and control box 2 is fixedly arranged at the front of the frame 1, and is used for connection control and detection of the test equipment. The front part of the frame 1 refers to the side of the measurement and control box 2 shown in Figure 1 that is close to the frame 1, and is the side facing the operator when the test equipment is in use, that is, the side where the operator controls the equipment; and the front position The opposite side of the frame 1 is the rear of the frame 1; relative to the front and rear of the frame 1, the left and right sides of the frame 1 are the left and right sides of the frame 1, respectively. The measurement and control box 2 is equipped with test control components, gas supply control pipelines, and connection ports that provide circuits and gas circuits, providing power supply and gas supply connections for the test of the connector under test, and simultaneously collecting the data of the equipment and the connector under test. test signal.

In addition, the measurement and control box 2 is electrically connected to the control display 3 for controlling and operating the equipment. When testing, the device testing process can be controlled by manipulating the display 3, and the test data can be displayed on the manipulating display 3, which is convenient for testers to observe. As shown in Figure 2, the control display 3 is connected to the frame 1 through a movable bracket, which is convenient to move the control display 3 when using the test equipment, and can be stored inside the frame 1 when the test is completed to avoid damage to the control display 3.

A connector mounting plate 4 is installed on the side of the frame 1, and the connector mounting plate 4 is located on one side of the frame rear, that is, the connector mounting plate 4 is fixedly installed on the left frame or the right frame of the frame 1 rear, and is connected with A certain space is reserved between the measurement and control boxes 2 . The connector mounting plate 4 has an arrow-up interface for installing the tested connector 5 . The interface on the arrow is used to imitate the connector interface on the rocket to test the connection status and connection stability of the connector 5 under test.

On the side of the frame 1 opposite to the connector mounting plate 4, a cylinder 7 is installed inwardly through the cylinder mounting plate 6, and the extension direction of the cylinder 7 is toward the connector mounting plate 4 to assist the connector under test 5 to fall off. As for the connectors 5 under test, some of the connectors 5 under test have a self-disengagement structure, that is, they have their own disengagement devices, so they do not need external assistance for disengagement. But another part of the test connector 5 has no self-falling structure, so it needs the assistance of external equipment to fall off from the connector mounting plate 4, so the air cylinder 7 is provided to assist the test connector 5 to fall off.

In this embodiment, as shown in FIG. 3 , a slide rail 8 is provided on the top of the frame 1 , and the slide rail 8 is connected to the connector under test 5 through a protective rope 14 for keeping away from the connector mounting plate 4 when the connector under test 5 falls off. When the test connector 5 falls off, the protective rope 14 can ensure that the test connector 5 does not fall to the lower part of the frame 1, and moves backward with the slide rail 8 to prevent the test connector 5 from being bumped. In this embodiment, the slide rail 8 is preferably an unpowered slide rail, which slides backward by the inertia of the test connector 5 falling, and has a simpler structure, reliable operation, and is less likely to fail.

The measurement and control box (2) is provided with a pipeline system (23) with multiple gas supply branches, and the pipeline system (23) is connected to an external gas source to provide gases of different pressures for the test process of the test equipment . Specifically, the multiple air supply branches of the pipeline system 23 can respectively provide the test air supply of the connector under test 5 , the air supply of the disconnected connector under test and the air supply of the cylinder 7 . In addition, the gas supply pressure of multiple gas supply interfaces can be adjusted separately through the measurement and control box to meet different test requirements and improve the versatility of the test equipment.

In a specific embodiment of the present invention, the pipeline system 23 includes: a main gas supply path 2307 , a first branch path 2308 , a second branch path 2309 , a third branch path 2310 , a fourth branch path 2311 , and a fifth branch path 2312 . Wherein, the air supply main road is respectively connected with the first branch road 2308 , the second branch road 2309 , the third branch road 2310 , the fourth branch road 2311 , the fifth branch road 2312 and the air discharge main road 2313 . The first branch is used to provide test gas for the connector 5 under test. Both the second branch circuit 2309 and the third branch circuit 2310 are used to provide the release gas for the release device of the connector 5 under test. Both the fourth branch 2311 and the fifth branch 2312 provide air supply to the cylinder 7, and the fourth branch 2311 and the fifth branch 2312 are respectively used in different air supply environments, improving the versatility of the device.

In a specific embodiment of the present invention, the measurement and control box 2 has an air supply pipe nozzle 26, which is connected to the air supply ports of different air supply branches of the pipeline system 23, and extends from the casing of the measurement and control box 2. Out, used to connect the test device and the test connector 5 through the air supply tube.

In a specific embodiment of the present invention, the pipeline system 23 has a pressure reducing valve 2301 , a hand valve 2302 and a pressure gauge 2303 . Wherein, the decompression valve 2301 and the hand valve 2302 are arranged on the outer surface of the measurement and control box 2 for manually controlling the air supply of the pipeline system 23 .

The pressure gauge 2303 is arranged on the upper part of the measurement and control box 2 for displaying the pressure of the pipeline system 23 .

In addition, the pipeline system also has a solenoid valve 2304 , a throttle valve 2305 and a filter 2306 . The solenoid valve 2304, the throttle valve 2305 and the filter 2306 are all arranged inside the measurement and control box. Among them, the solenoid valve 2304 is used to control the opening and closing of the pipeline. The throttle valve 2305 is used to control the air pressure of the pipeline. The filter 2306 is used to filter the gas in the pipeline to prevent impurities from entering the test device and the connector under test through the gas supply pipeline, which will affect the accuracy of the test.

In a specific embodiment of the present invention, the external air source is connected to the pipeline system 23 through the air source interface 24 on the measurement and control box 2 , and enters the main air supply path 2307 of the pipeline system 23 . As shown in FIG. 4 , a filter 2306 is provided on the main gas supply path 2307 for filtering impurities in the gas in the pipeline. A hand valve 2302 is provided on the air supply main circuit 2307 after the filter 2306 to control the opening and closing of the air supply main circuit 2307 and generally control the air supply of the pipeline system 23 . A pressure gauge 2303 is provided behind the hand valve 2302 for measuring the pressure on the air supply main circuit 2307 behind the hand valve 2302 .

Along the gas flow direction, after the pressure gauge 2303 on the main gas supply road 2307, the first branch 2308, the second branch 2309, the third branch 2310, and the fourth branch 2311 are sequentially connected in parallel on the main gas supply road 2307 , the fifth branch 2312 and the main air release 2313 . The above-mentioned branches are all arranged in parallel.

About the first branch 2308: the first branch 2308 is provided with a pressure reducing valve 2301, and the adjustment pressure reducing valve 2301 is used to adjust the pressure in the first branch 2308, so that the air pressure of the first branch 2308 reaches the test use Require. Along the air supply direction of the first branch 2308 , a pressure gauge 2303 is provided behind the pressure reducing valve 2301 for measuring the air supply pressure of the first branch 2308 . Along the gas supply direction, a hand valve 2302 is provided behind the pressure gauge 2303 for controlling the opening and closing of the first branch circuit 2308 , thereby realizing the control of the gas supply of the first branch circuit 2308 .

Along the air supply direction, after the hand valve 2302, the first branch 2308 divides the flow. Therein, at least one first air supply branch 2314 and one first air discharge branch 2315 are arranged side by side. The first air supply branch 2314 is connected to the air supply pipe joint 26 on the body of the measurement and control box 2, and is used to connect the test connector 5 through the air supply pipe to provide test gas for the test connector 5. The first deflation branch 2315 is used to discharge the gas in the pipeline after the test is finished. The first deflation branch 2315 is provided with a hand valve 2302 for controlling the opening and closing of the pipeline, thereby controlling the release of gas in the pipeline. When deflation, close the hand valve 2302 on the first branch 2308, and open the hand valve 2302 on the first deflation branch 2315.

Regarding the second branch 2309: the second branch 2309 is provided with a pressure reducing valve 2301, and the adjustment pressure reducing valve 2301 is used to adjust the pressure in the second branch 2309, so that the air pressure of the second branch 2309 reaches the test use Require. Along the gas supply direction of the second branch 2309 , a pressure gauge 2303 is provided behind the pressure reducing valve 2301 for measuring the gas supply pressure of the second branch 2309 . Along the direction of air supply, a hand valve 2302 is provided behind the pressure gauge 2303 for controlling the opening and closing of the second branch 2309 , thereby controlling the air supply of the second branch 2309 .

Along the air supply direction, after the hand valve 2302, the second branch 2309 divides the flow. Therein, a second air supply branch 2316 and a second air discharge branch 2317 are arranged side by side. The second air supply branch 2316 is connected to the air supply pipe joint 26 on the box body of the measurement and control box 2, and is used to connect the shedding device of the tested connector 5 through the air supply pipe to provide the shedding device with gas for shedding. The second deflation branch 2317 is used to discharge the gas in the pipeline after the test is finished. The second deflation branch 2317 is provided with a hand valve 2302 for controlling the opening and closing of the pipeline, thereby controlling the release of gas in the pipeline. When deflation, close the hand valve 2302 on the second branch 2309, and open the hand valve 2302 on the second deflation branch 2317.

Regarding the third branch 2310: a pressure reducing valve 2301 is provided on the main air supply circuit 2307 between the second branch 2309 and the third branch 2310, and the pressure reducing valve 2301 is used to adjust the pressure reducing valve 2301 The pressure on the air supply main road 2307. A pressure gauge 2303 is provided on the third branch 2310 for measuring the air supply pressure of the third branch 2310 . Along the direction of air supply, a hand valve 2302 is provided behind the pressure gauge 2303 for controlling the opening and closing of the third branch 2310 , thereby realizing the control of the air supply of the third branch 2310 .

Along the air supply direction, after the hand valve 2302, the third branch 2310 divides the flow. Wherein a third air supply branch 2318 and a third air discharge branch 2319 are arranged side by side. The third air supply branch 2318 is connected to the air supply pipe nozzle 26 on the box body of the measurement and control box 2, and is used to connect the shedding device of the tested connector 5 through the air supply pipe to provide the shedding device with gas for shedding. In addition, the third air supply branch 2318 is provided with a solenoid valve 2304 for controlling the opening and closing of the third air supply branch 2318 and further controlling the air supply. The third deflation branch 2319 is used to discharge the gas in the pipeline after the test is finished. The third deflation branch 2319 is provided with a hand valve 2302 for controlling the opening and closing of the pipeline, thereby controlling the release of gas in the pipeline. When deflation, close the hand valve 2302 on the third branch 2310, and open the hand valve 2302 on the third deflation branch 2319.

Regarding the fourth branch 2311: a pressure reducing valve 2301 is provided on the air supply main circuit 2307 between the third branch 2310 and the fourth branch 2311, and the pressure reducing valve 2301 is used to adjust the pressure reducing valve 2301 The pressure on the air supply main road 2307. A pressure gauge 2303 is provided on the fourth branch 2311 for measuring the air supply pressure of the fourth branch 2311 . Along the air supply direction, a throttle valve 2305 is provided behind the pressure gauge 2303 for adjusting the throttle opening of the fourth branch 2311 , thereby controlling the air supply volume of the fourth branch 2311 .

Along the air supply direction, after the throttle valve 2305, the fourth branch 2311 divides the flow. A fourth air supply branch 2320 and a fourth air discharge branch 2321 are arranged side by side. The fourth air supply branch 2320 is connected to the air supply pipe joint 26 on the body of the measurement and control box 2, and is used to connect the air cylinder 7 through the air supply pipe to provide the air cylinder 7 with telescopic air. In addition, the fourth air supply branch 2320 is provided with a solenoid valve 2304 for controlling the opening and closing of the fourth air supply branch 2320 and further controlling the air supply. The fourth gas release branch 2321 is used to release the gas in the pipeline after the test is finished. The fourth deflation branch 2321 is provided with a hand valve 2302 for controlling the opening and closing of the pipeline, thereby controlling the release of gas in the pipeline. When deflation, close the throttle valve 2305 on the fourth branch 2311, and open the hand valve 2302 on the fourth deflation branch 2321.

Regarding the fifth branch 2312 : along the air supply direction, the fifth branch 2312 is arranged after the fourth branch 2311 on the main air supply road 2307 . A throttling valve 2305 is provided on the fifth branch 2312 for adjusting the throttling opening of the fifth branch 2312 so as to control the air supply volume of the fifth branch 2312 .

Along the air supply direction, after the throttle valve 2305, the fifth branch 2312 divides the flow. Therein, a fifth air supply branch 2322 and a fifth air discharge branch 2323 are arranged side by side. The fifth air supply branch 2322 is connected to the air supply pipe joint 26 on the body of the measurement and control box 2, and is used to connect the air cylinder 7 through the air supply pipe to provide the air cylinder 7 with telescopic air. In addition, the fifth air supply branch 2322 is provided with a solenoid valve 2304 for controlling the opening and closing of the fifth air supply branch 2322 to further control the air supply. The fifth gas release branch 2323 is used to release the gas in the pipeline after the test is finished. The fifth deflation branch 2323 is provided with a hand valve 2302 for controlling the opening and closing of the pipeline, thereby controlling the release of gas in the pipeline. When deflation, close the throttle valve 2305 on the fifth branch 2312, and open the hand valve 2302 on the fifth deflation branch 2323.

In the embodiment of the present invention, the pipeline system 23 also includes a main air discharge path 2313. Regarding the main air discharge path 2313: along the air supply direction, the main air discharge path 2313 is arranged after the fifth branch 2312 on the main air supply path 2307 Or it is arranged between the fourth branch 2311 and the fifth branch 2312 on the air supply main path 2307 . A hand valve 2302 is provided on the main air release path 2313 for controlling the main air release path 2313 to release air. Open the hand valve 2302 on the air release main road 2313 to release the gas in the pipeline downstream of the pressure reducing valve 2301 on the air supply main road 2307 between the third branch road 2310 and the fourth branch road 2311 .

In a specific embodiment of the present invention, preferably, the hand valve 2302 may be a manual stop valve or a manual ball valve.

When the equipment is tested, connect the air supply pipe outside the measurement and control box, and then supply air from an external air source. At this time, the gas enters the gas supply main circuit 2307 through the gas source interface 24, adjusts the hand valve 2302 on the gas supply main circuit 2307, and then adjusts the gas supply pressure on the gas supply main circuit 2307. Gauge 2303 displays the pressure in real time, which is convenient for adjustment operation. After the air supplied from the external air source enters the main air supply path 2307, it first passes through the filter 2306, and then passes through the hand valve 2302 and the pressure gauge 2303 in sequence.

According to the pressure value displayed by the pressure gauge 2303 on the first branch 2308, adjust the pressure reducing valve 2301 of the first branch 2308, so that the air pressure entering the first branch 2308 from the main air supply circuit 2307 meets the test requirements. By opening the hand valve 2302 on the first branch 2308, the gas can be delivered to the connector under test that needs gas supply through the first gas supply branch 2314.

When the connector 5 under test is equipped with a detachment device, the connector 5 under test can be self-detached, and the second branch 2309 and the third branch 2310 are used to supply air for detachment. According to the pressure value displayed by the pressure gauge 2303 provided on the second branch 2309, adjust the pressure reducing valve 2301 of the second branch 2309, so that the air pressure entering the second branch 2309 from the main air supply circuit 2307 meets the test requirements. Open the hand valve 2302 on the second branch 2309, and the gas can be delivered to the shedding device of the connector under test through the second air supply branch 2316, that is, the separation cylinder of the connector under test, to test the detachment of the connector under test performance. Correspondingly, through the test of air supply pressure and air supply volume, the size of the peeling force required for the tested connector to fall off is obtained.

According to the pressure value displayed by the pressure gauge 2303 set on the third branch 2310, adjust the pressure reducing valve 2301 set on the main air supply line 2307 between the second branch 2309 and the third branch 2310, so that the main air supply line 2307 The air pressure entering the third branch 2310 meets the test requirements. Open the hand valve 2302 on the third branch 2310 and the solenoid valve 2304 on the third gas supply branch 2318, and the gas can be delivered to the disconnecting device of the connector under test through the third gas supply branch 2318, that is, the connection under test. The disconnection solenoid valve of the connector is used to test the disconnection performance of the tested connector. Correspondingly, through the test of air supply pressure and air supply volume, the size of the peeling force required for the tested connector to fall off is obtained.

When the connector 5 under test does not have a detachment device, that is, the connector 5 under test cannot be detached automatically, the fourth branch 2311 or the fifth branch 2312 is used to supply air for detachment. According to the pressure value displayed by the pressure gauge 2303 set on the fourth branch 2311, adjust the pressure reducing valve 2301 set on the main air supply line 2307 between the third branch 2310 and the fourth branch 2311, so that the main air supply line 2307 The air pressure entering the fourth branch 2311 meets the test requirements. Adjust the throttle opening of the throttle valve 2305 on the fourth branch 2311, then open the electromagnetic valve 2304 on the fourth air supply branch 2320, and deliver the gas to the cylinder 7 through the fourth air supply branch 2320, which is the air cylinder 7 Pull the test connector off to provide power. The opening of the fourth branch 2311 is usually used when the test connector 5 does not have a fall-off device, and is used to help the test connector 5 fall off, and then test the fall-off performance of the test connector 5 .

According to the pressure value displayed by the pressure gauge 2303 set on the fourth branch 2311, adjust the pressure reducing valve 2301 set on the main air supply line 2307 between the third branch 2310 and the fourth branch 2311, so that the main air supply line 2307 The air pressure entering the fourth branch 2311 meets the test requirements. Adjust the throttling opening of the throttle valve 2305 on the fifth branch 2312, then open the solenoid valve 2304 on the fifth air supply branch 2322, and deliver the gas to the cylinder 7 through the fifth air supply branch 2322, which is the cylinder 7. 7 Pull the test connector off to provide power. The opening of the fourth branch 2311 is usually used when the test connector 5 does not have a fall-off device, and is used to help the test connector 5 fall off, and then test the fall-off performance of the test connector 5 .

In addition, the fourth branch 2311 and the fifth branch 2312 are respectively applied to different usage scenarios. In one embodiment of the present invention, the fourth branch 2311 supplying air to the cylinder 7 is applied to the test scene of the air conditioner connector. The fifth branch 2312 supplying air to the cylinder 7 is applied to low-temperature connector testing scenarios. Different use scenarios increase the application range and versatility of the test equipment and improve test efficiency.

After the test is completed, close the hand valve 2302 on the air supply main circuit 2307. Close the hand valve 2302 on the first branch 2308, then open the hand valve 2302 on the first deflation branch 2315, release the gas on the first branch 2308, and restore the normal pressure of the gas supply pipeline.

When the connector 5 under test is equipped with a detachment device, the connector 5 under test can be self-detached, and the second branch 2309 and the third branch 2310 are used to supply air for detachment.

Regarding the second branch 2309, close the hand valve 2302 on the second branch 2309, then open the hand valve 2302 on the second deflation branch 2317 to release the gas on the second branch 2309, and the gas supply line returns to normal air pressure.

Regarding the third branch 2310, close the hand valve 2302 on the third branch 2310, and then open the hand valve 2302 on the third deflation branch 2319 to release the gas on the third branch 2310, and the gas supply line returns to normal air pressure.

When the connector 5 under test does not have a detachment device, that is, the connector 5 under test cannot be detached automatically, the fourth branch 2311 or the fifth branch 2312 is used to supply air for detachment.

Regarding the fourth branch 2311 , close the solenoid valve 2304 on the fourth air supply branch 2320 to reset the cylinder 7 . Then close the throttle valve 2305 on the fourth branch 2311, then open the hand valve 2302 on the fourth deflation branch 2321 to release the gas on the fourth branch 2311, and the gas supply pipeline returns to normal air pressure.

Regarding the fifth branch 2312, close the solenoid valve 2304 on the fifth air supply branch 2322 to reset the cylinder 7. Then close the throttle valve 2305 on the fifth branch 2312, then open the hand valve 2302 on the fifth deflation branch 2323 to release the gas on the fifth branch 2312, and the gas supply pipeline returns to normal air pressure.

Finally, open the hand valve 2302 on the air release main road 2313 to release the air supply main road downstream of the pressure reducing valve 2301 set on the air supply main road 2307 between the third branch 2310 and the fourth branch 2311 Air pressure on the 2307.

In a specific embodiment of the present invention, the measurement and control box 2 includes: a control module 21 and a signal acquisition module 22 . Wherein, as shown in FIG. 5 , the control module 21 is electrically connected to the control display 3 , the signal acquisition module 22 and the pipeline system 23 for controlling the operation of the equipment. Control instructions can be issued by manipulating the display 3 , and the control instructions are transmitted to devices that need to execute the instructions through the control module 21 .

The signal acquisition module 22 is electrically connected to the control module 21 and is used for transmitting the collected test signal to the control module 21 . The information that the signal collection module 22 needs to collect includes the signal of the connector's pull-off force, the signal of the pressure of the connector, the signal of the connector approaching the connector mounting plate 4, and the pull signal of the pull sensor when the cylinder 7 assists the connector under test to fall off.

In a specific embodiment of the present invention, the measurement and control box 2 also has an aviation plug 25 , a drawer 27 , a power interface 28 and a switch button 29 . Wherein, as shown in FIG. 1 , the aerial plug 25 is arranged on the box body of the measurement and control box 2 , and is used to connect the test equipment and the connector 5 under test through a cable. Generally, there are multiple aviation plugs to provide multiple interfaces for power supply and test signal collection. It is more convenient and quicker to connect the external test device with the measurement and control box through the aviation plug 25.

The drawer 27 is arranged on the box body of the measurement and control box 2 for placing measurement and control equipment. Specific measurement and control equipment includes mouse and keyboard, etc., which are convenient for testers to control operations.

The power interface 28 is arranged on the box body of the measurement and control box 2, and is used for connecting an external power supply.

The switch button 29 is arranged on the box body of the measurement and control box 2, and is used to control the start and stop of the equipment testing process.

In addition, further, an isolation plate is provided on the frame 1 corresponding to the position of the pressure gauge 2303, the aviation plug 25, and the air supply pipe nozzle 26. The isolation plate is made of PVC transparent material, which can play a protective role while realizing observation and prevent misuse. contact or other hazards.

In a specific embodiment of the present invention, the cylinder 7 is connected to the connector under test 5 through a traction rope 15 for assisting in pulling the connector under test 5 off. When the connector under test 5 does not have a fall-off device and needs to fall off, the cylinder 7 pulls the connector under test 5 through the traction rope 15 to fall off from the connector mounting plate 4 . In addition, a tension sensor is arranged on the traction rope 15, which is used to detect the magnitude of the tension when the test connector (5) falls off. The tension sensor circuit is connected to the measurement and control box 2. When the cylinder 7 pulls the tested connector 5 to fall off, the tension sensor detects the pulling force and transmits the detection data to the measurement and control box 2, that is, the tension sensor transmits the detected tension data to the signal acquisition module .

In a specific embodiment of the present invention, a camera 9 is provided on the top of the frame 1 for taking pictures of the test connection of the connector 5 under test. The camera 9 is connected to the display circuit, and can capture the connection state of the tested connector 5 in real time during the test, and transmit the captured picture to the control display in real time, which is convenient for the test personnel to observe.

In a specific embodiment of the present invention, a plurality of suspension rings 10 are fixedly arranged on the top of the frame 1 for hoisting the test equipment. Preferably, the lifting rings 10 are located at the four corners of the top of the frame 1 for stably lifting the test equipment.

In a specific embodiment of the present invention, a plurality of casters 11 are provided at the bottom of the frame 1 for moving the testing equipment. In addition, the caster 11 also has an adjustment seat 12 capable of adjusting the height, which is used to lift the frame 1 and limit its movement. The adjustment seat 12 can adjust the height to jack up the frame 1, and the casters 11 are suspended in the air to fix the position of the equipment and prevent the equipment from moving easily during the test.

In a specific embodiment of the present invention, a bridge 13 is provided on the top of the frame 1, and the bridge 13 is used for laying air supply pipes and cables, so as to prevent equipment failure caused by cables and air supply pipes being staggered during the test process.

The above are only illustrative specific implementations of the present invention. Under the premise of not departing from the concept and principle of the present invention, any equivalent changes and modifications made by those skilled in the art shall fall within the protection scope of the present invention. .

Claims (10)

1. A rocket connector testing equipment, is characterized in that, this testing equipment comprises: framework (1), is fixedly provided with measurement and control box (2) at the front portion of described framework (1), is used for the connection control of testing equipment and testing; The circuit of the measurement and control box (2) is connected to the control display (3) for controlling and operating the equipment; A connector mounting plate (4) is installed on the side of the frame (1), and the connector mounting plate (4) has an arrow-up interface for installing the tested connector (5); A cylinder (7) is installed inwardly through the cylinder mounting plate (6) on the side of the frame (1) opposite to the connector mounting plate (4), for assisting the test connector (5) to fall off; The top of the frame (1) is provided with a slide rail (8), and the slide rail (8) is connected to the tested connector (5) through a protective rope (14), for the tested connector (5) Keep away from the connector mounting plate (4) when falling off; A pipeline system (23) with multiple gas supply branches is arranged inside the measurement and control box (2), and the pipeline system (23) is connected to an external gas source for providing different pressures for the testing process of the testing equipment gas. 2. The rocket connector testing equipment according to claim 1, characterized in that, the pipeline system (23) comprises: a gas supply main circuit (2307), a first branch circuit (2308), a second branch circuit ( 2309), the third branch (2310), the fourth branch (2311) and the fifth branch (2312), wherein, The first branch (2308) is used to provide test gas for the connector under test (5); Both the second branch (2309) and the third branch (2310) are used to supply air to the shedding device of the connector under test (5); Both the fourth branch (2311) and the fifth branch (2312) are used to supply air to the cylinder (7). 3. The rocket connector testing device according to claim 2, characterized in that, the pipeline system (23) also has a pressure relief valve (2301), a hand valve (2302) and a pressure gauge (2303), wherein, The pressure reducing valve (2301) and the hand valve (2302) are arranged on the outer surface of the measurement and control box (2), and are used to manually control the air supply of the pipeline system (23); The pressure gauge (2303) is arranged on the upper part of the control box (2) for displaying the pressure of the piping system (23). 4. The rocket connector testing device according to claim 1, wherein the measurement and control box (2) further comprises: a control module (21), a signal acquisition module (22), wherein, The control module (21) is electrically connected to the control display (3), the signal acquisition module (22) and the pipeline system (23), for controlling the operation of the equipment; The signal collection module (22) is circuit-connected to the control module (21), and is used for transmitting the collected test signal to the control module (21). 5. The rocket connector testing equipment according to claim 4, characterized in that, the measurement and control box (2) also has an aviation plug (25), a gas supply pipe nozzle (26), a drawer (27), a power interface (28) and switch button (29), wherein, The aviation plug (25) is arranged on the box body of the measurement and control box (2), and is used to connect the test equipment and the tested connector (5) through a cable; The air supply pipe joint (26) is connected to the air supply ports of different air supply branches of the pipeline system (23), and protrudes from the box of the measurement and control box (2), for passing through the air supply pipe connecting the test device and said connector under test (5); The drawer (27) is arranged on the box body of the measurement and control box (2) for placing measurement and control equipment; The power interface (28) is arranged on the box body of the measurement and control box (2), and is used for connecting an external power supply; The switch button (29) is arranged on the box body of the measurement and control box (2), and is used to control the start and stop of the equipment testing process. 6. The rocket connector testing device according to claim 1, characterized in that, the telescoping end of the cylinder (7) is connected to the tested connector (5) by a traction rope (15) for assisting in pulling the The test connector (5) falls off; A tension sensor is arranged on the traction rope (15), which is used to detect the magnitude of the tension when the tested connector (5) falls off. 7. The rocket connector testing equipment according to claim 1, characterized in that a camera (9) is also arranged on the top of the frame (1) for taking a test connection image of the tested connector (5) . 8. The rocket connector testing equipment according to claim 1, characterized in that a plurality of lifting rings (10) are fixedly arranged on the top of the frame (1) for hoisting the testing equipment. 9. The rocket connector testing device according to claim 1, characterized in that, the bottom of the frame (1) is provided with a plurality of casters (11) for moving the testing device; The casters (11) also have height-adjustable adjustment seats (12) for jacking up the frame (1) and limiting its movement. 10. The rocket connector testing equipment according to claim 1, characterized in that a bridge (13) is provided on the top of the frame (1) for laying air supply pipes and cables.

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