Portable pressure accumulator inflation pressure detection device
By designing a portable accumulator inflation pressure detection device, the modular structure and stable connection are used to solve the problems of large size and numerous functions of the existing devices, and a portable, safe and reliable inflation pressure detection operation is achieved, and the working efficiency is improved.
Patent Information
- Application Number
- CN202420398723.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Priority Date
- 2023-09-09
- Filing Date
- 2024-03-01
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-03-01
AI Technical Summary
The existing accumulator inflation pressure detection device has large volume and many functions, which is inconvenient to use, which makes it difficult for staff to move and use during the inflation pressure detection process, which is very labor-intensive and has low efficiency.
A portable pressure accumulator inflation pressure detection device is designed, adopting a modular structure, including a circular handle, pneumatic valve core, valve body assembly, ventilation pipe, pressure gauge and other parts, through limit pins, tied steel wire and sealing gasket Achieve stable and reliable connections and operations.
It realizes handheld and portable inflation pressure detection operation, simplifies the mechanical structure, reduces the failure rate, improves the safety of use and operation convenience, reduces labor intensity and improves operating efficiency.
Smart Images
Figure CN222185261U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of accumulator charging and pressure testing, in particular to a portable accumulator charging and pressure testing device. Background Art
[0002] At present, a certain type of accumulator charging and pressure testing device is an integrated structure with many functions and a large size. It is inconvenient for workers to move and use it when performing charging and pressure testing on the accumulator for maintenance. In summary, how to facilitate workers to quickly charge and pressure test the accumulator, reduce labor intensity, and improve work efficiency requires the design of a handheld portable charging and pressure testing device that is stable and reliable. Utility Model Content
[0003] In order to solve the above technical problems, the utility model proposes a portable accumulator charging pressure testing device.
[0004] The technical problem to be solved by the utility model is achieved by the following technical solutions:
[0005] A portable accumulator charging and pressure testing device comprises a valve body assembly with a ventilation pipe, a pneumatic valve core is arranged inside the valve body assembly, a circular handle is connected to the protruding top of the pneumatic valve core, a working port plug is arranged at the bottom of the valve body assembly, one end of the ventilation pipe is connected to a three-way joint, and the three-way joint is connected to the charging port plug and a pressure gauge.
[0006] As a further improvement of the utility model, the circular handle is connected to the pneumatic valve core via a limit pin.
[0007] As a further improvement of the utility model, the working port plugging cover is connected to the ventilation duct through a first mooring wire.
[0008] As a further improvement of the utility model, the inflation port plugging cover is connected to the three-way joint through a second mooring wire.
[0009] As a further improvement of the utility model, a pressure gauge sealing gasket is provided at the connection between the pressure gauge and the three-way joint.
[0010] As a further improvement of the present invention, the valve body assembly includes a valve body, the pneumatic valve core is installed inside the valve body, the top of the valve body is threadedly connected to an upper end cover, the inner top of the valve body is sequentially provided with an upper retaining ring, a sealing ring, and a lower retaining ring that cooperate with the pneumatic valve core, and the bottom of the valve body is provided with a working joint that can rotate 360° circumferentially, and the working joint cooperates with the working port plug cover.
[0011] As a further improvement of the utility model, the working joint is rotatably mounted on the bottom of the valve body through a positioning steel ball and a set screw.
[0012] As a further improvement of the present invention, a working joint sealing gasket is adhered to the inside of the working joint.
[0013] The beneficial effects of the utility model are:
[0014] The utility model is easy to manufacture, has a simple and ingenious mechanical structure, has an almost zero failure rate, is safe and reliable to use, is energy-saving and environmentally friendly, and is easy to operate. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments:
[0016] Figure 1 This is a schematic diagram of the main structure of the utility model;
[0017] Figure 2 It is a structural schematic diagram of the valve body assembly in the utility model.
[0018] In the figure:
[0019] 1. Round handle; 2. Limit pin; 3. Pneumatic valve core; 4. Valve body assembly;
[0020] 401, upper end cover; 402, upper retaining ring; 403, sealing ring; 404, lower retaining ring; 405, valve body; 406, positioning steel ball; 407, set screw; 408, working joint sealing gasket; 409, working joint;
[0021] 5. Working port plugging cover; 6. First mooring wire; 7. Ventilation pipe; 8. Three-way joint; 9. Inflating port plugging cover; 10. Second mooring wire; 11. Pressure gauge sealing pad; 12. Pressure gauge. DETAILED DESCRIPTION
[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with the accompanying drawings and embodiments.
[0023] like Figure 1 As shown, a portable accumulator charging and pressure testing device adopts a modular design and is mainly composed of a round handle 1, a limit pin 2, a pneumatic valve core 3, a valve body assembly 4, a working port plugging cover 5, a first mooring wire 6, a ventilation pipe 7, a three-way joint 8, a charging port plugging cover 9, a second mooring wire 10, a pressure gauge sealing pad 11, a pressure gauge 12 and the like.
[0024] The round handle 1 is reliably connected to the pneumatic valve core 3 through the limit pin 2, and the pneumatic valve core 3 is connected to the valve body assembly 4 through threads. When working, the round handle 1 is rotated to drive the pneumatic valve core 3 to move up and down relative to the valve body assembly 4, and the working port plugging cover 5 is tied to the ventilation pipe 7 through the first tying wire 6, so that it is not easy to lose;
[0025] The valve body assembly 4 is fixedly connected to the ventilation pipe 7 by welding, which is stable and reliable; the three-way joint 8 is also fixedly connected to the ventilation pipe 7 by welding;
[0026] The pressure gauge sealing gasket 11 is installed between the pressure gauge 12 and the three-way joint 8 to play a sealing role;
[0027] The inflation port plugging cover 9 is moored on the three-way connector 8 via the second mooring wire 10 .
[0028] like Figure 2 As shown, the valve body assembly is composed of an upper end cover 401, an upper retaining ring 402, a sealing ring 403, a lower retaining ring 404, a valve body 405, a positioning steel ball 406, a set screw 407, a working joint sealing gasket 408, and a working joint 409.
[0029] The upper retaining ring 402, the sealing ring 403 and the lower retaining ring 404 are assembled between the pneumatic valve core 3 and the valve body 405, and are screwed and pressed onto the valve body 405 by the upper end cover 401 through threads. The working joint 409 is clamped on the lower end of the valve body 405 through the positioning steel ball 406, so that it can rotate 360° circumferentially. In this embodiment, there are about 20 positioning steel balls 406, and the locking screws 407 are packaged on the valve body 405 with glue to prevent the positioning steel balls 406 from falling off. The working joint sealing gasket 408 is adhered to the inside of the working joint 409 with 88# glue.
[0030] The use process of this utility model:
[0031] First, unscrew the working port plug cover 5 and the charging port plug cover 9; then, rotate the round handle 1 to push the pneumatic valve core 3 to Figure 1 Position shown;
[0032] Next, connect the working connector 409 to the accumulator interface and tighten it, connect the three-way connector 8 to the air source and tighten it,
[0033] Then, rotate the round handle 1 to make the pneumatic valve core 3 push open the accumulator interface, turn on the air source switch to inflate, check the pressure gauge 12 during the inflation process, reach the required pressure, rotate the round handle 1, withdraw the pneumatic valve core 3, and turn off the air source switch.
[0034] Finally, remove the working joint 409 and the three-way joint 8 respectively.
[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A portable accumulator charging and pressure testing device, characterized in that: The invention comprises a valve body assembly (4) with a ventilation pipe (7), wherein a pneumatic valve core (3) is arranged inside the valve body assembly (4), a round handle (1) is connected to the protruding top of the pneumatic valve core (3), a working port plugging cover (5) is arranged at the bottom of the valve body assembly (4), one end of the ventilation pipe (7) is connected to a three-way joint (8), and the three-way joint (8) is connected to an inflation port plugging cover (9) and a pressure gauge (12).
2. A portable accumulator charging and pressure testing device according to claim 1, characterized in that: The circular handle (1) is connected to the pneumatic valve core (3) via a limit pin (2).
3. A portable accumulator charging and pressure testing device according to claim 1, characterized in that: The working port plugging cover (5) is connected to the ventilation pipe (7) via a first mooring wire (6).
4. A portable accumulator charging and pressure testing device according to claim 1, characterized in that: The inflation port plugging cover (9) is connected to the three-way connector (8) via a second mooring wire (10).
5. A portable accumulator charging and pressure testing device according to claim 1, characterized in that: A pressure gauge sealing gasket (11) is provided at the connection between the pressure gauge (12) and the three-way joint (8).
6. A portable accumulator charging and pressure testing device according to claim 1, characterized in that: The valve body assembly (4) includes a valve body (405), the pneumatic valve core (3) is installed inside the valve body (405), the top of the valve body (405) is threadedly connected to an upper end cover (401), the inner top of the valve body (405) is sequentially provided with an upper retaining ring (402), a sealing ring (403), and a lower retaining ring (404) that cooperate with the pneumatic valve core (3), and the bottom of the valve body (405) is provided with a working joint (409) that can rotate 360° in a circumferential direction, and the working joint (409) cooperates with the working port plug cover (5).
7. A portable accumulator charging and pressure testing device according to claim 6, characterized in that: The working joint (409) is rotatably mounted on the bottom of the valve body (405) via a positioning steel ball (406) and a set screw (407).
8. A portable accumulator charging and pressure testing device according to claim 6, characterized in that: A working joint sealing gasket (408) is adhered to the interior of the working joint (409).