Anti-blocking pressure limiting valve of pressure cooker
By introducing a filter net and blocking and unblocking mechanism into the pressure cooker pressure limiting valve, the problems of blockage of exhaust devices and inconvenient valve repositioning are solved, efficient gas emissions and convenient valve spool operation are achieved to prevent the pressure cooker from exploded.
Patent Information
- Application Number
- CN202323614944.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2023-12-28
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2033-12-28
AI Technical Summary
The exhaust device of the existing pressure cooker pressure limiting valve is easily blocked, causing the pressure cooker to explode and the valve core to be reset inconvenient.
A pressure limiting valve including a filter mesh, connecting column, threaded ring, valve cover, slide, slide, pass plate and block block are designed. The gas impurities are filtered through the filter mesh, which drives the block block to clear the exhaust passage and pass through the Thread and slider mechanisms are conveniently installed and reset the spool.
It effectively avoids impurities blockage and valve core offset, increases the convenience of valve cover installation and removal and valve core reset, and prevents pressure cooker from exploded.
Smart Images
Figure CN222149677U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of pressure cookers, in particular to an anti-blocking pressure limiting valve for a pressure cooker. Background Art
[0002] A pressure cooker is also called a pressure cooker or a pressure cooker. It is a kind of kitchen cooker. The pressure cooker uses the physical phenomenon that the boiling point of liquid under high pressure will increase, so that water can reach a higher temperature without boiling, so as to speed up the efficiency of stewing food. The pressure limiting valve of the pressure cooker is an important component of the pressure cooker. However, if the exhaust device inside the pressure limiting valve of the pressure cooker is blocked, it will cause the pressure cooker to explode, thereby endangering people's health. Therefore, it is necessary to improve the existing device to meet actual needs. Utility Model Content
[0003] 1. Technical issues to be resolved
[0004] In view of the deficiencies in the prior art, the utility model provides an anti-blocking pressure-limiting valve for pressure cookers, which has the advantages of filtering impurities in the air when exhausting the internal gas of the pressure cooker through a filter screen, thereby avoiding the problem of blockage caused by impurities following the gas discharge process; when the valve cover is installed, the connecting rod drives the blocking block to clear the exhaust channel, thereby avoiding the problem of blockage inside the exhaust channel due to long-term use, which may cause the pressure cooker to explode; the utility model can also increase the convenience of resetting the valve core, avoid the deviation of the valve core when resetting, and solve the above-mentioned technical problems.
[0005] (II) Technical solution
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a blockage-proof pressure-limiting valve for a pressure cooker, comprising a pot body, a filter screen is installed at the bottom end of the pot body, and a connecting column is installed at the top end, a threaded ring is installed at the bottom end of the outer circumference of the connecting column, and an exhaust channel is opened inside, a valve cover is installed on the outer circumference of the threaded ring, a slideway is opened inside the valve cover, a slider is installed inside the slideway, a valve core is installed on the side of the slider, a through plate is installed at the bottom end of the valve cover, a connecting rod is installed at the bottom end of the through plate, a blocking block is installed at the bottom end of the connecting rod, and an exhaust hole is opened inside the valve cover.
[0007] Preferably, a filter screen is fixedly installed at the bottom end of the pot body.
[0008] Through the above technical solution, when exhausting the gas inside the pressure cooker through the filter, impurities in the air are filtered to avoid the problem of blockage caused by impurities during the exhaust of the gas.
[0009] Preferably, a threaded ring is fixedly mounted at the bottom end of the outer circumference of the connecting column, and a valve cover is threadedly mounted on the outer circumference of the threaded ring.
[0010] Through the above technical solution, the valve cover is easily installed on the outer peripheral surface of the connecting column by rotating the thread ring and the valve cover thread, thereby increasing the convenience of installing and disassembling the valve cover.
[0011] Preferably, a plurality of slideways are provided inside the valve cover, a slider is slidably installed inside the slideway, and a side edge of the slider is fixedly connected to the outer side of the valve core.
[0012] Through the above technical solution, when the valve core slides inside the device, it drives the slider to slide synchronously inside the slideway, and the sliding path of the valve core is limited by the slider, thereby increasing the convenience of resetting the valve core and avoiding the deviation of the valve core.
[0013] Preferably, a through plate is fixedly installed at the bottom end of the interior of the valve cover, a connecting rod is fixedly installed at the bottom end of the through plate, and a blocking block is fixedly installed at the bottom end of the connecting rod.
[0014] Through the above technical solution, when the valve cover is threadedly installed on the outer peripheral surface of the connecting column, the connecting rod drives the blocking block to clear the exhaust channel, thereby avoiding the problem of the pressure cooker exploding due to blockage inside the exhaust channel due to long-term use.
[0015] Compared with the prior art, the utility model provides an anti-blocking pressure cooker pressure limiting valve, which has the following beneficial effects:
[0016] 1. The utility model firstly filters the impurities in the air when exhausting the internal gas of the pressure cooker through the filter net to avoid the problem of blockage caused by impurities following the gas discharge. When the valve cover is threadedly installed on the outer peripheral surface of the connecting column, the connecting rod drives the blocking block to clear the exhaust channel to avoid the problem of blockage inside the exhaust channel due to long-term use, which may cause the explosion of the pressure cooker.
[0017] 2. The utility model is installed by rotating the threaded ring and the valve cover thread, which makes it easy to install the valve cover on the outer peripheral surface of the connecting column, thereby increasing the convenience of installing and disassembling the valve cover. When the valve core slides inside the device, it drives the slider to slide synchronously inside the slideway, and the sliding path of the valve core is limited by the slider, thereby increasing the convenience of resetting the valve core and avoiding the deviation of the valve core. BRIEF DESCRIPTION OF THE DRAWINGS
[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the pressure limiting valve of the utility model;
[0019] Figure 2 This is a front view schematic diagram of the structural pressure limiting valve of the utility model;
[0020] Figure 3 It is a cross-sectional schematic diagram of the structural pressure limiting valve of the utility model.
[0021] Among them: 1. pot body; 2. filter screen; 3. connecting column; 4. threaded ring; 5. exhaust channel; 6. valve cover; 7. slideway; 8. slider; 9. valve core; 10. through plate; 11. connecting rod; 12. blocking block; 13. exhaust hole. DETAILED DESCRIPTION
[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0023] See also Figure 1-3 A blockage-proof pressure-limiting valve for a pressure cooker comprises a pot body 1, a filter screen 2 is installed at the bottom end of the pot body 1, and a connecting column 3 is installed at the top end, a threaded ring 4 is installed at the bottom end of the outer circumference of the connecting column 3, and an exhaust passage 5 is opened inside, a valve cover 6 is installed on the outer circumference of the threaded ring 4, a slideway 7 is opened inside the valve cover 6, a slider 8 is installed inside the slideway 7, a valve core 9 is installed on the side of the slider 8, a through plate 10 is installed at the bottom end of the valve cover 6, a connecting rod 11 is installed at the bottom end of the through plate 10, a blocking block 12 is installed at the bottom end of the connecting rod 11, and an exhaust hole 13 is opened inside the valve cover 6.
[0024] Specifically, a filter screen 2 is fixedly mounted at the bottom of the pot body 1. The advantage is that, when the gas inside the pressure cooker is exhausted through the filter screen 2, impurities in the air are filtered, thereby avoiding the problem of blockage caused by impurities in the process of exhausting the gas.
[0025] Specifically, a threaded ring 4 is fixedly mounted at the bottom of the outer circumference of the connecting column 3, and a valve cover 6 is threadedly mounted on the outer circumference of the threaded ring 4. The advantage is that the valve cover 6 is conveniently mounted on the outer circumference of the connecting column 3 by threaded rotation of the threaded ring 4 and the valve cover 6, thereby increasing the convenience of mounting and dismounting the valve cover 6.
[0026] Specifically, multiple groups of slideways 7 are provided inside the valve cover 6, and sliders 8 are slidably installed inside the slideways 7, and the sides of the sliders 8 are fixedly connected to the outer side of the valve core 9. The advantage is that when the valve core 9 slides inside the device, the sliders 8 are driven to slide synchronously inside the slideways 7, and the sliding path of the valve core 9 is limited by the sliders 8, thereby increasing the convenience of resetting the valve core 9 and preventing the valve core 9 from deviating.
[0027] Specifically, a through plate 10 is fixedly installed at the bottom end of the valve cover 6, a connecting rod 11 is fixedly installed at the bottom end of the through plate 10, and a blocking block 12 is fixedly installed at the bottom end of the connecting rod 11. The advantage is that when the valve cover 6 is threadedly installed on the outer peripheral surface of the connecting column 3, the connecting rod drives the blocking block 12 to clear the exhaust channel 5, thereby avoiding the problem of blockage in the exhaust channel 5 due to long-term use, which causes the explosion of the pressure cooker.
[0028] When in use, first, when exhausting the internal gas of the pressure cooker through the filter net 2, impurities in the air are filtered to avoid the problem of impurities being blocked during the discharge of gas; when the valve cover 6 is threadedly installed on the outer peripheral surface of the connecting column 3, the connecting rod drives the blocking block 12 to clear the exhaust channel 5 to avoid the problem of the exhaust channel 5 being blocked due to long-term use and causing the pressure cooker to explode; the threaded ring 4 and the valve cover 6 are threadedly rotated to install the valve cover 6 on the outer peripheral surface of the connecting column 3, thereby increasing the convenience of installing and disassembling the valve cover 6; when the valve core 9 slides inside the device, the slider 8 is driven to slide synchronously inside the slide 7; the sliding path of the valve core 9 is limited by the slider 8, thereby increasing the convenience of resetting the valve core 9 and avoiding the valve core 9 from deviating.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A pressure-limiting valve for a pressure cooker to prevent blocking, comprising a cooker body (1), characterized in that: A filter screen (2) is installed at the bottom end of the pot body (1), and a connecting column (3) is installed at the top end; a threaded ring (4) is installed at the bottom end of the outer circumference of the connecting column (3), and an exhaust passage (5) is opened inside; a valve cover (6) is installed at the outer circumference of the threaded ring (4); a slideway (7) is opened inside the valve cover (6); a slider (8) is installed inside the slideway (7); a valve core (9) is installed on the side of the slider (8); a through plate (10) is installed at the bottom end of the valve cover (6); a connecting rod (11) is installed at the bottom end of the through plate (10); a blocking block (12) is installed at the bottom end of the connecting rod (11); and an exhaust hole (13) is opened inside the valve cover (6).
2. The anti-blocking pressure limiting valve for pressure cookers according to claim 1, characterized in that: A filter screen (2) is fixedly mounted on the bottom end of the pot body (1).
3. The anti-blocking pressure limiting valve for pressure cookers according to claim 1, characterized in that: A threaded ring (4) is fixedly mounted at the bottom end of the outer circumference of the connecting column (3), and a valve cover (6) is threadedly mounted on the outer circumference of the threaded ring (4).
4. The anti-blocking pressure limiting valve for pressure cookers according to claim 1, characterized in that: The valve cover (6) has a plurality of slideways (7) formed inside, and a slider (8) is slidably mounted inside the slideway (7), and the side of the slider (8) is fixedly connected to the outside of the valve core (9).
5. The anti-blocking pressure limiting valve for pressure cookers according to claim 1, characterized in that: A through plate (10) is fixedly mounted on the bottom end of the valve cover (6), a connecting rod (11) is fixedly mounted on the bottom end of the through plate (10), and a blocking block (12) is fixedly mounted on the bottom end of the connecting rod (11).