A pot with a handle convenient to replace

CN224639596UActive Publication Date: 2026-08-18WUYI JUNAN IND & TRADE CO LTD
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Patent Information

Application Number
CN202521979660.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-15
Publication Date
2026-08-18
Estimated Expiration
2035-09-15

AI Technical Summary

Technical Problem

[0004]但是目前设备存在以下问题:锅具使用过程中存在颠勺震动、提举受力、温度波动等动态工况,而螺纹连接的稳定性完全依赖螺纹牙啮合摩擦力,无额外防松结构时,极易出现松动甚至脱落,直接威胁安全,因此,我们提出了一种把手便于更换的锅具

Benefits of technology

本实用新型通过防松机构的设置,在连接钮安装时,通过与卡爪的斜面接触,使得卡爪沿着固定套的内壁移动同时压缩弹簧座,当连接钮转动到设置的距离时,此时卡槽与卡爪重叠,使得弹簧座复位带动卡爪插入卡槽中,此时连接钮的位置被限制,即无法反转,在锅具颠勺震动、提举受力、频繁移动等动态工况下,摩擦力易被克服导致间隙增大、逐渐松脱,通过机械锁止补充螺纹的摩擦防松,形成双重保障,从根本上提升稳定性,在需要解除安装时,通过向外拉动拉杆使得卡爪脱离卡槽中,此时反向旋转连接钮即可使得防松机构失去效果,卡爪设置为耐高温材质,其热膨胀量远小于塑料握把,高温时,塑料握把内螺纹因膨胀可能与金属螺纹柱,通过卡爪使得无需依赖螺纹的紧密啮合,使得仅当螺纹出现滑丝、锈蚀等故障时,才需用工具拆卸螺纹,避免螺纹因频繁拆装导致的滑丝失效。

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Abstract

The utility model belongs to the field of utensil accessories, concretely relates to a utensil with handle convenient to replace, including the kettle body, the handle, the connecting button, the installation gasket and the screw, the rear side of kettle body is provided with the welding seat, the connecting button is connected with the handle through the installation gasket and the screw, the inner wall of welding seat is provided with the connecting button, the surface of welding seat is provided with the anti -loose mechanism, the anti -loose mechanism includes the slot, when the connecting button is installed, the position of connecting button is limited by the insertion of the pawl into the slot, namely cannot reverse, under the dynamic working condition such as utensil spoon vibration, lifting stress, frequent movement, the clearance increases gradually, gradually loosens by the friction of the thread of the mechanical lock -up supplementary, forms the double protection, fundamentally improves stability, when needing to remove the installation, the pawl is separated from the slot by pulling the pull rod outward, at this moment, the anti -loose mechanism loses the effect by reversing the connecting button.
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Description

Technical Field

[0001] This utility model belongs to the technical field of cookware accessories, specifically relating to a cookware with an easy-to-replace handle. Background Technology

[0002] Cookware with easily replaceable handles is an innovative kitchen utensil design. Through its special structural design, it allows users to easily and quickly disassemble and install the handles to meet different cooking needs and usage scenarios.

[0003] Chinese patent CN210842633U discloses a non-stick pan with an easy-to-change handle. The pan includes a body with sliding cavities on both sides of the pan plate. A first sliding plate and a second sliding plate are slidably connected inside the two cavities. A first screw is fixedly installed on one side of the first sliding plate, and a second screw is fixedly installed on one side of the second sliding plate. A vertical plate is fixedly installed inside the pan plate, with two mounting plates fixedly installed at both ends of the vertical plate. Each of the four mounting plates has threaded holes, and each of the four threaded holes is threaded with a pin. The top of the pin is threadedly connected to the first screw and the second screw, respectively. This non-stick pan allows for easy handle replacement. Pressing the first and second sliding plates moves the first and second screws forward. Through the cooperation of the first and second screws and the pins, the pins move in and out of the pin holes, thus fixing the pan plate. Installation is more convenient and efficient.

[0004] However, the current equipment has the following problems: during the use of the cookware, there are dynamic working conditions such as shaking when the wok is turned, lifting force, and temperature fluctuation. The stability of the threaded connection depends entirely on the friction of the thread meshing. Without an additional anti-loosening structure, it is very easy to loosen or even fall off, which directly threatens safety. Therefore, we have proposed a cookware with a handle that is easy to replace. Utility Model Content

[0005] The purpose of this utility model is to provide a cookware with an easy-to-replace handle, which can solve the problem of dynamic working conditions such as shaking when stirring, lifting force, and temperature fluctuations in cookware during use in related technologies. The stability of threaded connections depends entirely on the frictional force of thread meshing. Without an additional anti-loosening structure, it is very easy for them to loosen or even fall off, directly threatening safety.

[0006] The specific technical solution adopted by this utility model is as follows: A cookware with an easily replaceable handle includes a pot body, a handle, a connecting button, a mounting washer, and screws. A welding seat is provided on the rear side of the pot body. The connecting button is connected to the handle via the mounting washer and screws. The connecting button is threaded onto the inner wall of the welding seat. An anti-loosening mechanism is provided on the surface of the welding seat, including a slot formed on the outer wall of the connecting button. A fixing sleeve is fixedly installed on the circumferential surface of the welding seat. A pull rod is slidably installed on the inner wall of the fixing sleeve. A pawl is fixedly installed on the surface of the pull rod near the connecting button. A spring seat is provided between the pawl and the fixing sleeve. By contacting the inclined surface of the pawl, the pawl moves along the inner wall of the fixing sleeve while compressing the spring seat. When the connecting button rotates to a set distance, the slot and the pawl overlap, causing the spring seat to reset and the pawl to insert into the slot.

[0007] The number of slots is set to two, and they are arranged in a circular array along the center of the connecting button. The outer wall of the welding seat is provided with a threaded groove.

[0008] The number of pull rods, claws, and spring seats is set to two, and the fixed sleeve is arranged in a circular array. The contact surface of the claws is set as an inclined surface.

[0009] The welding seat has an auxiliary mechanism on its circumferential surface. The auxiliary mechanism includes a protective sleeve, which is threaded onto the circumferential surface of the welding seat. By rotating the protective sleeve along the threaded groove of the welding seat, the protective sleeve covers the anti-loosening mechanism.

[0010] A splash guard is fixedly installed on the circumferential surface of the protective sleeve, and a limiting piece is fixedly installed on the circumferential surface of the welding seat. The splash guard protects the grip area.

[0011] Limiting buttons are fixedly installed on the circumferential surface of the welding base. The movement distance of the protective sleeve is limited by the limiting plate and the limiting buttons. The number of limiting buttons is set to two, and they are arranged in a circular array along the center of the welding base.

[0012] The technical effects achieved by this utility model are as follows: This invention utilizes an anti-loosening mechanism. During the installation of the connecting button, the pawl contacts the inclined surface of the locking claw, causing the claw to move along the inner wall of the fixed sleeve while compressing the spring seat. When the connecting button rotates to a set distance, the locking groove overlaps with the locking claw, causing the spring seat to reset and the locking claw to insert into the locking groove. At this point, the position of the connecting button is restricted, preventing it from reversing. Under dynamic conditions such as pot shaking, lifting, and frequent movement, friction can be easily overcome, leading to increased gaps and gradual loosening. The mechanical locking mechanism supplements the friction of the threads to prevent loosening, forming a double guarantee and fundamentally improving stability. When it is necessary to remove the installation, pulling the lever outward causes the locking claw to disengage from the locking groove. Reversing the rotation of the connecting button will then render the anti-loosening mechanism ineffective. The locking claw is made of a high-temperature resistant material, and its thermal expansion is much smaller than that of the plastic handle. At high temperatures, the internal threads of the plastic handle may expand and engage with the metal threaded post. The locking claw eliminates the need for a tight meshing of the threads, so that the threads only need to be disassembled with tools when they are stripped or corroded, avoiding thread failure caused by frequent disassembly and assembly.

[0013] This utility model features an anti-loosening mechanism. A welding seat is welded to the surface of the pot body. The connecting button is installed on the front side of the handle using a mounting washer and screws. The connecting button is then threaded onto the inner wall of the welding seat. This method allows the handle to be connected to the pot body and enables quick disassembly and replacement.

[0014] This utility model, through the setting of an auxiliary mechanism, allows the protective sleeve to rotate along the threaded groove of the welding seat when the anti-loosening mechanism is active, thereby covering the anti-loosening mechanism and preventing accidental contact. At the same time, when using the pot, the splash guard protects the hand grip, blocking splashes from the pot and preventing burns to the arm. The movement distance of the protective sleeve is limited by the limiting plate and the limiting button. Attached Figure Description

[0015] Figure 1 This is a schematic diagram of the entire utility model; Figure 2 This is a schematic diagram of the structure of the handle and the pot body of this utility model; Figure 3 This is a utility model Figure 2 Enlarged schematic diagram of part A of the structure; Figure 4 This is a schematic diagram of the anti-loosening mechanism and the position structure of the protective sleeve of this utility model; Figure 5 This is a schematic diagram of the anti-loosening mechanism structure of this utility model; Figure 6 A schematic diagram of the structure at the position of the splash guard and the limiting piece of this utility model.

[0016] The attached diagram lists the components represented by each number as follows: 1. Pot body; 2. Welding base; 3. Handle; 4. Connecting button; 5. Mounting gasket; 6. Screw; 7. Anti-loosening mechanism; 70. Slot; 71. Fixing sleeve; 72. Pull rod; 73. Claw; 74. Spring seat; 8. Auxiliary mechanism; 80. Protective sleeve; 81. Splash shield; 82. Limiting piece; 83. Limiting button. Detailed Implementation

[0017] To make the objectives and advantages of this utility model clearer, the following detailed description is provided in conjunction with embodiments. It should be understood that the following text is merely used to describe one or more specific embodiments of this utility model and does not strictly limit the scope of protection specifically claimed by this utility model.

[0018] like Figure 1-6 As shown, a cookware with an easily replaceable handle includes a pot body 1, a handle 3, a connecting button 4, a mounting washer 5, and a screw 6. A welding seat 2 is provided on the rear side of the pot body 1. The connecting button 4 is connected to the handle 3 through the mounting washer 5 and the screw 6. The inner wall of the welding seat 2 has a mounting thread groove, and the connecting button 4 is threaded into the mounting thread groove. The surface of the welding seat 2 is provided with an anti-loosening mechanism 7, which includes a slot 70. The slot 70 is opened on the outer wall of the connecting button 4. A fixing sleeve 71 is fixedly installed on the circumferential surface of the welding seat 2. A pull rod 72 is slidably installed on the inner wall of the fixing sleeve 71. A claw 73 is fixedly installed on the surface of the pull rod 72 near the connecting button 4. A spring seat 74 is provided between the claw 73 and the fixing sleeve 71. The mechanical locking supplements the friction of the threads to prevent loosening, forming a double guarantee and fundamentally improving stability.

[0019] The number of slots 70 is set to two, and they are arranged in a circular array along the center of the connecting button 4. The outer wall of the welding seat 2 is provided with a threaded groove.

[0020] The number of pull rod 72, pawl 73 and spring seat 74 is set to two, and the center of the fixed sleeve 71 is arranged in a circular array. The contact surface of pawl 73 is set as an inclined surface, so that the spring seat 74 resets and drives pawl 73 to insert into the slot 70.

[0021] According to the above structure, a welding seat 2 is welded to the surface of the pot body 1. The connecting button 4 is installed on the front side of the handle 3 through the mounting washer 5 and screw 6. At this time, the connecting button 4 is threaded onto the inner wall of the welding seat 2. In this way, the handle 3 is connected to the pot body 1 and can be quickly disassembled and replaced. When the connecting button 4 is installed, it contacts the inclined surface of the pawl 73, causing the pawl 73 to move along the inner wall of the fixing sleeve 71 and compress the spring seat 74. When the connecting button 4 rotates to the set distance, the slot 70 overlaps with the pawl 73, causing the spring seat 74 to reset and drive the pawl 73 to insert into the slot 70. At this time, the position of the connecting button 4 is restricted, that is, it cannot be reversed. When the pot is shaken by stirring or lifted, the handle 3 is connected to the pot body 1. Under dynamic working conditions such as force and frequent movement, friction can be easily overcome, leading to increased gaps and gradual loosening. Mechanical locking supplements the friction of the threads to prevent loosening, forming a double guarantee and fundamentally improving stability. When it is necessary to remove the installation, pull the lever 72 outward to disengage the pawl 73 from the slot 70. At this time, rotating the connecting button 4 in the opposite direction will make the anti-loosening mechanism 7 ineffective. The pawl 73 is made of high-temperature resistant material, and its thermal expansion is much smaller than that of the plastic handle. At high temperatures, the internal threads of the plastic handle may expand and engage with the metal thread post. The pawl 73 eliminates the need for tight engagement of the threads, so that the threads only need to be disassembled with tools when they are stripped or corroded, avoiding stripping failure caused by frequent disassembly and assembly.

[0022] like Figure 1-6 As shown, the circumferential surface of the welding base 2 is provided with an auxiliary mechanism 8. The auxiliary mechanism 8 includes a protective sleeve 80. The protective sleeve 80 is threaded onto the circumferential surface of the welding base 2, so that the protective sleeve 80 covers the anti-loosening mechanism 7, thereby preventing accidental contact.

[0023] A splash guard 81 is fixedly installed on the circumferential surface of the protective sleeve 80, so that the splashes in the pot body 1 are blocked by the splash guard 81 to avoid burns to the arms. A limit piece 82 is fixedly installed on the circumferential surface of the welding seat 2.

[0024] Limiting buttons 83 are fixedly installed on the circumferential surface of the welding base 2. The number of limiting buttons 83 is set to two and arranged in a circumferential array along the center of the welding base 2. The movement distance of the protective sleeve 80 is limited by the limiting piece 82 and the limiting button 83. According to the above structure, when the anti-loosening mechanism 7 is active, the protective sleeve 80 is rotated along the threaded groove of the welding seat 2, so that the protective sleeve 80 covers the anti-loosening mechanism 7, thereby preventing accidental contact. At the same time, when using the pot body 1, the splash guard 81 protects the hand grip and wrist. During cooking, high-temperature oil droplets or soup are easily splashed onto the handle surface due to the stirring and boiling of ingredients. Traditional handles are prone to absorbing oil stains, and dirt can accumulate in the crevices. Cleaning requires repeated wiping or even disassembly, which is time-consuming and laborious. The splash guard 81, through the material The protective shield forms a protective barrier, solving the problem of dirt at the source and preventing burns to the arms. When cooking with pots and pans, the high temperature of the pot body (200-300℃) will be conducted to the handle through the metal pot handle. In particular, the surface temperature of traditional plastic handles can reach 60-70℃ after long-term use, which can easily cause a hot feeling when holding and even burns. If it is a metal handle, the high temperature conduction is faster and the risk is higher. The splash guard blocks the transmission of high temperature through silicone heat insulation material, which can significantly slow down the heat conduction. The movement distance of the protective cover 80 is limited by the limiting piece 82 and the limiting button 83.

[0025] The above description is merely a preferred embodiment of this utility model. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of this utility model, and these improvements and modifications should also be considered within the scope of protection of this utility model. Structures, devices, and operating methods not specifically described or explained in this utility model, unless otherwise specified or limited, shall be implemented using conventional methods in the field.

Claims

1. A cookware with an easily replaceable handle, comprising a pot body (1), a handle (3), a connecting button (4), a mounting washer (5), and a screw (6), characterized in that: The pot body (1) is provided with a welding seat (2) on the rear side. The connecting button (4) is connected to the handle (3) through a mounting washer (5) and a screw (6). The inner wall of the welding seat (2) is threaded with the connecting button (4). The surface of the welding seat (2) is provided with an anti-loosening mechanism (7). The anti-loosening mechanism (7) includes a slot (70), which is opened on the outer wall of the connecting button (4). A fixing sleeve (71) is fixedly installed on the circumferential surface of the welding seat (2). A pull rod (72) is slidably installed on the inner wall of the fixing sleeve (71). A claw (73) is fixedly installed on the surface of the pull rod (72) near the connecting button (4). A spring seat (74) is provided between the claw (73) and the fixing sleeve (71).

2. A cookware with an easily replaceable handle according to claim 1, characterized in that: The claw (73) is made of a high-temperature resistant material, and the inner wall of the welding seat (2) is provided with an installation thread groove.

3. A cookware with an easily replaceable handle according to claim 1, characterized in that: The number of slots (70) is set to two, and they are arranged in a circular array along the center of the connecting button (4). The outer wall of the welding seat (2) is provided with a threaded groove.

4. A cookware with an easily replaceable handle according to claim 1, characterized in that: The number of the pull rod (72), the claw (73) and the spring seat (74) is set to two, and the fixed sleeve (71) is arranged in a circular array. The contact surface of the claw (73) is set as an inclined surface.

5. A cookware with an easily replaceable handle according to claim 1, characterized in that: The welding seat (2) is provided with an auxiliary mechanism (8) on its circumferential surface. The auxiliary mechanism (8) includes a protective sleeve (80) which is threaded onto the circumferential surface of the welding seat (2).

6. A cookware with an easily replaceable handle according to claim 5, characterized in that: A splash guard (81) is fixedly installed on the circumferential surface of the protective sleeve (80), and a limiting piece (82) is fixedly installed on the circumferential surface of the welding seat (2).

7. A cookware with an easily replaceable handle according to claim 1, characterized in that: Limiting buttons (83) are fixedly installed on the circumferential surface of the welding seat (2). The number of limiting buttons (83) is set to two, and they are arranged in a circular array along the center of the welding seat (2).

8. A cookware with an easily replaceable handle according to claim 6, characterized in that: The splash guard (81) is configured to cover the user's grip and wrist area, and the splash guard (81) is made of silicone.

Citation Information

Patent Citations

  • Non-stick pan with handle convenient to replace

    CN210842633U