Positive and negative pressure type RTP interface leak detection device

Abstract

The utility model provides a positive and negative pressure type RTP interface leak detection device, and belongs to the technical field of interface leak detection. The positive and negative pressure type RTP interface leak detection device comprises an RTP interface body and a leak detection device body, the interior of the RTP interface body is in threaded connection with one end of the leak detection device body, sensing assemblies are arranged on the two sides of the interior of the RTP interface body respectively, each sensing assembly comprises a conical barrel, a sliding rod and a holder, and the conical barrels are connected with the sliding rods. A holding frame is installed on one side of the interior of the RTP interface body, a sliding hole is formed in one side of the holding frame, a sliding rod is slidably connected into the sliding hole, one end of the sliding rod is slidably connected with the interior of the conical barrel, the leak detection device body comprises an outer shell, an inner shell, an air hole and a clamping block, one end of the outer shell is connected with one side of the inner shell, and the other end of the outer shell is connected with the other side of the inner shell. Air holes are formed in the two sides of the outer wall of the inner shell respectively, and clamping blocks are installed on the sides of the outer wall of the inner shell.

Description

Technical Field

[0001] The utility model relates to the technical field of interface leakage detection, in particular to a positive and negative pressure RTP interface leakage detection device. Background Art

[0002] With the continuous advancement of medical technology, the research of cutting-edge technology increasingly requires a high-cleanliness aseptic experimental environment. Isolator technology creates a continuous and efficient highly sterile space. Items need to be transferred through the rapid transfer window (RTP) to ensure a high-cleanliness aseptic environment. Among them, the RTP interface needs to be leak-checked during assembly and use.

[0003] At present, the existing leak detection device has a relatively simple structure and can only perform one-way air outlet or air intake detection. This method is prone to inaccurate detection.

[0004] Therefore, we made improvements on this and proposed a positive and negative pressure RTP interface leak detection device. Utility Model Content

[0005] In order to solve the problem that the existing leak detection device is not accurate enough, the utility model provides a positive and negative pressure RTP interface leak detection device.

[0006] The utility model is achieved in this way:

[0007] A positive and negative pressure RTP interface leak detection device comprises an RTP interface body and a leak detection device body, wherein the interior of the RTP interface body is threadedly connected to one end of the leak detection device body, and sensing components are respectively arranged on both sides of the interior of the RTP interface body, wherein the sensing components comprise a conical tube, a sliding rod and a retaining frame, and a retaining frame is installed on one side of the interior of the RTP interface body, and a sliding hole is opened on one side of the retaining frame, and the interior of the sliding hole is slidably connected to the sliding rod, and one end of the sliding rod is slidably connected to the interior of the conical tube.

[0008] Furthermore, the main body of the leak detection device includes an outer shell, an inner shell, an air hole and a block, one end of the outer shell is connected to one side of the inner shell, and air holes are respectively arranged on both sides of the outer wall of the inner shell.

[0009] The beneficial effect of adopting the above further solution is that, through the provision of the air holes, one side of the inner shell can contact the airflow inside the RTP interface body.

[0010] Furthermore, a card block is installed on the side of the outer wall of the inner shell, and a card slot that engages with the card block is provided on one side of the RTP interface body.

[0011] The beneficial effect of adopting the above further solution is that, through the coordinated use of the bayonet and the clamping block, the main body of the leak detection device is conveniently connected to the inside of the RTP interface body, thereby playing a certain role in preventing it from falling off.

[0012] Furthermore, a pressure sensor and a tension sensor are installed on both sides of the inner shell, and one end of the two sliding rods is connected to the detection ends of the pressure sensor and the tension sensor, respectively.

[0013] The beneficial effect of adopting the above further solution is that, by installing and using the pressure sensor and the tension sensor, the sliding of the slide bar can be detected respectively, thereby detecting the pressure of the current airflow passing through the inside of the air hole.

[0014] Furthermore, one end of the conical tube is connected to one end of the air hole.

[0015] Furthermore, a power block is installed inside the housing, an output end of the power block is electrically connected to a wire, and the power block is electrically connected to the pressure sensor and the tension sensor respectively through the wire.

[0016] The beneficial effect of adopting the above further solution is that, through the installation and use of the power block, sufficient power can be supplied to the pressure sensor and the tension sensor.

[0017] Furthermore, a touch screen is embedded and installed on one side of the outer wall of the RTP interface body, and the power block, pressure sensor, and tension sensor are respectively connected to the touch screen by telecommunications and are controlled by the touch screen.

[0018] The beneficial effect of adopting the above further solution is that, through the installation and use of the touch screen, the control of the device is made more convenient.

[0019] Furthermore, a signal light is installed on one side of the RTP interface body, and the signal light is electrically connected to the touch screen.

[0020] The beneficial effect of adopting the above further solution is that, by installing and using the signal light, the operating status of the device can be displayed in real time.

[0021] Furthermore, a sealing component is provided on the outer wall of the main body of the leak detection device. The sealing component includes a rubber gasket and a frosted layer. The frosted layer is provided on one side of the outer wall of the rubber gasket.

[0022] The beneficial effect of adopting the above further solution is that, through the coordinated use of the rubber gasket and the frosted layer, the sealing assembly can play a good sealing role.

[0023] The beneficial effect of the utility model is that through the coordinated use of the sensing component, the pressure sensor and the tension sensor, the device can realize two-way detection of air outlet and air inlet, thereby improving the accuracy of the device in detecting air leakage on the RTP interface, wherein, by sliding the slide rod in the slide hole on the retaining frame, it can monitor the air pressure change inside the conical cylinder in real time, once the conical cylinder receives the air pressure of the air hole, it will push the slide rod to apply pressure to the pressure sensor, thereby facilitating air leakage detection on the air intake condition of the RTP interface, and then the air pressure inside the conical cylinder is extracted through the air hole, so that the slide rod slides toward the inside of the conical cylinder, thereby pulling the tension sensor to act, thereby facilitating air leakage detection on the air outlet condition of the RTP interface. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0025] Figure 1 A front perspective view of a positive and negative pressure RTP interface leak detection device provided by the utility model;

[0026] Figure 2 A rear perspective view of a positive and negative pressure RTP interface leak detection device provided by the utility model;

[0027] Figure 3 A cross-sectional view of a positive and negative pressure RTP interface leak detection device provided by the utility model;

[0028] Figure 4 This is an enlarged schematic diagram of the sensing component of a positive and negative pressure RTP interface leak detection device provided by the utility model;

[0029] Figure 5 A schematic diagram of a sealing component of a positive and negative pressure RTP interface leak detection device provided by the utility model.

[0030] In the figure: 100, RTP interface body; 200, leak detection device body; 2001, outer shell; 2002, inner shell; 2003, air hole; 2004, card block; 300, touch screen; 400, signal light; 500, bayonet; 600, sealing component; 6001, rubber gasket; 6002, frosted layer; 700, sensing component; 7001, conical cylinder; 7002, sliding rod; 7003, retaining frame; 800, pressure sensor; 900, tension sensor; 1000, power block. DETAILED DESCRIPTION

[0031] In order to make the purpose, technical solution and advantages of the implementation of the utility model clearer, the technical solution in the implementation of the utility model will be clearly and completely described below in conjunction with the drawings in the implementation of the utility model. Obviously, the described implementation is a part of the implementation of the utility model, not all of the implementations. Based on the implementation of the utility model, all other implementations obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the claimed invention, but merely represents selected embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present invention.

[0033] Embodiment 1:

[0034] See also Figure 1-Figure 5 The utility model provides a technical solution: a positive and negative pressure RTP interface leak detection device, including an RTP interface body 100 and a leak detection device body 200, the interior of the RTP interface body 100 is threadedly connected to one end of the leak detection device body 200, and the two sides of the interior of the RTP interface body 100 are respectively provided with sensing components 700, the sensing components 700 include a conical cylinder 7001, a slide rod 7002 and a retaining frame 7003, the retaining frame 7003 is installed on one side of the interior of the RTP interface body 100, and a sliding hole is opened on one side of the retaining frame 7003, the interior of the sliding hole is slidably connected to the slide rod 7002, and one end of the slide rod 7002 is connected to the RTP interface body 100. The internal sliding connection of the conical cylinder 7001 allows the slide bar 7002 to slide in the sliding hole on the retaining frame 7003, so that it can monitor the air pressure changes inside the conical cylinder 7001 in real time. Once the conical cylinder 7001 receives the air pressure from the air hole 2003, it will push the slide bar 7002 to apply pressure to the pressure sensor 800, thereby facilitating the leakage detection of the air intake condition of the RTP interface, and then the air pressure inside the conical cylinder 7001 is extracted through the air hole 2003, so that the slide bar 7002 slides into the interior of the conical cylinder 7001, thereby pulling the tension sensor 900 to operate, which is convenient for the leakage detection of the air outlet condition of the RTP interface.

[0035] Embodiment 2:

[0036] See also Figure 1-Figure 5As an embodiment of the present utility model, further, the main body 200 of the leak detection device includes an outer shell 2001, an inner shell 2002, an air hole 2003 and a block 2004. One end of the outer shell 2001 is connected to one side of the inner shell 2002. The air holes 2003 are respectively arranged on both sides of the outer wall of the inner shell 2002. Through the arrangement of the air holes 2003, one side of the inner shell 2002 can contact the airflow inside the RTP interface body 100. The block 2004 is installed on the side of the outer wall of the inner shell 2002. One side of the RTP interface body 100 is provided with a bayonet 500 that is mutually engaged with the block 2004. Through the bayonet 500 and the block 2 The use of 004 ​​makes it easy for the leak detection device body 200 to be connected to the inside of the RTP interface body 100, thereby playing a certain role in preventing it from falling off. The pressure sensor 800 and the tension sensor 900 are respectively installed on both sides of the inner shell 2002. One end of the two slide bars 7002 is respectively connected to the detection end of the pressure sensor 800 and the tension sensor 900. Through the installation and use of the pressure sensor 800 and the tension sensor 900, they can respectively detect the sliding of the slide bar 7002, thereby detecting the pressure of the current air flow passing through the air hole 2003. One end of the conical cylinder 7001 is connected to one end of the air hole 2003.

[0037] Embodiment 3:

[0038] See also Figure 1-Figure 5 As an embodiment of the present invention, further, a power block 1000 is installed inside the housing 2001, and the output end of the power block 1000 is electrically connected to a wire. The power block 1000 is electrically connected to the pressure sensor 800 and the tension sensor 900 through the wires. The power block 1000 is installed and used to supply sufficient power to the pressure sensor 800 and the tension sensor 900. A touch screen 300 is embedded and installed on one side of the outer wall of the RTP interface body 100. The power block 1000, the pressure sensor 800, and the tension sensor 900 are respectively connected to the touch screen 300 by telecommunications and are controlled by the touch screen 300. The installation and use of the touch screen 300 makes the control of the device more convenient. A signal light 400 is installed on one side of the RTP interface body 100. The signal light 400 is electrically connected to the touch screen 300. The installation and use of the signal light 400 facilitates the real-time display of the operating status of the device. The outer wall of the leak detection device body 200 is sleeved with a sealing component 600. The sealing component 600 includes a rubber gasket 6001 and a frosted layer 6002. The frosted layer 6002 is arranged on one side of the outer wall of the rubber gasket 6001. The rubber gasket 6001 and the frosted layer 6002 are used in combination, so that the sealing component 600 can play a good sealing role.

[0039] Specifically, the working principle of the positive and negative pressure RTP interface leak detection device is as follows: when in use, first, check whether the structure of the device is intact. After ensuring that the structure is intact, it is put into assembly and use. The bayonet 500 and the block 2004 are used in conjunction with each other to facilitate the main body 200 of the leak detection device to be docked with the interior of the RTP interface body 100, thereby playing a certain role in preventing it from falling off. Among them, the slide bar 7002 slides in the slide hole on the retaining frame 7003, so that it can monitor the air pressure changes inside the conical cylinder 7001 in real time. Once the conical cylinder 7001 receives the air pressure of the air hole 2003, it will push the slide bar 7002 to slide in the slide hole on the retaining frame 7003. Rod 7002 applies pressure to pressure sensor 800, so as to facilitate air leakage detection of the air intake condition of the RTP interface, and then the air pressure inside the conical cylinder 7001 is extracted through the air hole 2003, so that the sliding rod 7002 slides toward the inside of the conical cylinder 7001, thereby pulling the tension sensor 900 to operate, so as to facilitate air leakage detection of the air outlet condition of the RTP interface, and through the installation and use of the power block 1000, it supplies sufficient power to the pressure sensor 800 and the tension sensor 900, and through the installation and use of the touch screen 300, the control of the device is made more convenient.

[0040] It should be noted that the specific model specifications of the pressure sensor 800 and the tension sensor 900 need to be selected and determined according to the actual specifications of the device, and the specific selection calculation method adopts the existing technology in this field, so it will not be described in detail.

[0041] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A positive and negative pressure RTP interface leak detection device, comprising an RTP interface body (100) and a leak detection device body (200), characterized in that: The interior of the RTP interface body (100) is threadedly connected to one end of the leakage detection device body (200); sensing components (700) are respectively arranged on both sides of the interior of the RTP interface body (100); the sensing component (700) comprises a conical tube (7001), a sliding rod (7002) and a retaining frame (7003); the retaining frame (7003) is installed on one side of the interior of the RTP interface body (100); a sliding hole is opened on one side of the retaining frame (7003); the interior of the sliding hole is slidably connected to the sliding rod (7002); one end of the sliding rod (7002) is slidably connected to the interior of the conical tube (7001).

2. The positive and negative pressure RTP interface leak detection device according to claim 1, characterized in that: The leakage detection device body (200) comprises an outer shell (2001), an inner shell (2002), an air hole (2003) and a block (2004); one end of the outer shell (2001) is connected to one side of the inner shell (2002); and the air holes (2003) are respectively arranged on both sides of the outer wall of the inner shell (2002).

3. The positive and negative pressure RTP interface leak detection device according to claim 2, characterized in that: A clamping block (2004) is installed on the outer wall side of the inner shell (2002), and a clamping port (500) that engages with the clamping block (2004) is provided on one side of the RTP interface body (100).

4. The positive and negative pressure RTP interface leak detection device according to claim 3, characterized in that: A pressure sensor (800) and a tension sensor (900) are respectively installed on both sides of the inner shell (2002), and one end of the two sliding rods (7002) is respectively connected to the detection end of the pressure sensor (800) and the tension sensor (900).

5. The positive and negative pressure RTP interface leak detection device according to claim 4, characterized in that: One end of the conical tube (7001) is connected to one end of the air hole (2003).

6. The positive and negative pressure RTP interface leak detection device according to claim 5, characterized in that: A power block (1000) is installed inside the housing (2001), an output end of the power block (1000) is electrically connected to a wire, and the power block (1000) is electrically connected to the pressure sensor (800) and the tension sensor (900) respectively through the wire.

7. The positive and negative pressure RTP interface leak detection device according to claim 6, characterized in that: A touch screen (300) is embedded and installed on one side of the outer wall of the RTP interface body (100); the power block (1000), the pressure sensor (800), and the tension sensor (900) are respectively connected to the touch screen (300) by telecommunications and are controlled by the touch screen (300).

8. The positive and negative pressure RTP interface leak detection device according to claim 7, characterized in that: A signal light (400) is installed on one side of the RTP interface body (100), and the signal light (400) is electrically connected to the touch screen (300).

9. The positive and negative pressure RTP interface leak detection device according to claim 1, characterized in that: The outer wall of the leakage detection device body (200) is sleeved with a sealing assembly (600), the sealing assembly (600) comprises a rubber gasket (6001) and a frosted layer (6002), and the frosted layer (6002) is arranged on one side of the outer wall of the rubber gasket (6001).

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