Crucible tongs with anti-toppling function

Abstract

The utility model belongs to the technical field of experimental tools, and particularly discloses a crucible clamp with an anti-toppling function, which comprises a clamp rod, a clamp handle is arranged at one end of the clamp rod, a clamping part for clamping a crucible is arranged at one end, far away from the clamp handle, of the clamp rod, an anti-toppling component is arranged on the clamping part, and the anti-toppling component can prevent the crucible from sliding upwards and falling off from the clamping part. The anti-inclination assembly comprises a pressing plate arranged above the clamping part, the pressing plate is connected with the clamping part through a stand column, and the pressing plate can limit upward sliding of the crucible. When the crucible tongs with the anti-toppling function are used for clamping a crucible, the crucible can be effectively prevented from sliding and falling from the crucible tongs on the clamping part, even if an operator is unskilled and cannot effectively control the clamping force, the crucible tongs can be easily used, the operation difficulty of the crucible tongs is reduced, and meanwhile the crucible is protected; in addition, the crucible tongs can continuously adjust the height of the pressing plate through the adjusting assembly, so that the crucible tongs can be used by crucibles with different specifications and sizes, and the applicability of the crucible tongs is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to experimental tool technical field especially a crucible tongs with prevent dumping function. BACKGROUND

[0002] Crucible tongs are commonly used tools in laboratories, which are used to take and place crucibles or evaporation dishes after high-temperature burning, usually made of stainless steel. Figure 1 According to the prior art, the traditional crucible tongs comprise a tongs rod (1), one end of the tongs rod (1) is provided with a tongs handle (2), and the other end of the tongs rod (1) away from the tongs handle (2) is provided with a clamping part (101) for clamping the crucible, and the clamping part (101) is arc-shaped. When taking and placing the crucible, the clamping part (101) at the front end of the crucible tongs is mainly used to clamp the crucible, and then the crucible is taken out of the high-temperature equipment. Since the crucible is usually made of ceramic material and has a smooth surface, and the crucible has a pot shape with a large upper part and a small lower part. When the crucible tongs are used to clamp the crucible, it is difficult to control the clamping force, and if attention is not paid, the force will be too large, causing the crucible to slide upward on the clamping part of the crucible tongs, and finally causing the crucible to slide off from above the clamping part.

[0003] In order to further understand the prior art, through retrieval, the prior art Chinese patent CN208409634U discloses a novel crucible tongs, which comprises a left tongs handle, a right tongs handle, a left handle, a right handle and a pin shaft. The utility model discloses a novel crucible tongs, the left tongs handle and the right tongs handle are connected through the pin shaft, the left tongs handle and the right tongs handle are provided with clamping parts at the front ends, the left tongs handle is provided with a right handle at the rear end, the right tongs handle is provided with a left handle at the rear end, the left handle is provided with a left tooth buckle, the right handle is provided with a right tooth buckle at the position corresponding to the left tooth buckle, the left tooth buckle and the right tooth buckle are provided with sawteeth that can engage, and the left tooth buckle and the right tooth buckle are engaged with each other when the crucible tongs are clamped.

[0004] Through analysis, the prior art crucible tongs have the same defects as the traditional crucible tongs, that is, when the crucible tongs are used to clamp the crucible, it is difficult to control the clamping force, and if attention is not paid, the force will be too large, causing the crucible to slide upward on the clamping part of the crucible tongs, and finally causing the crucible to slide off from above the clamping part. UTILITY MODEL CONTENTS

[0005] In view of the technical problem that the traditional crucible tongs are prone to cause the crucible to slide off from above the clamping part due to the difficulty in controlling the clamping force during clamping, the utility model provides a crucible tongs with a prevent dumping function.

[0006] The technical solution adopted in this utility model is: a crucible tong with anti-tipping function, including a tong bar, one end of which is provided with a tong handle, and the end of the tong bar away from the tong handle is provided with a clamping part for clamping the crucible. The clamping part is arc-shaped, and an anti-tipping component is provided on the clamping part. The anti-tipping component can prevent the crucible from sliding upward and falling off the clamping part; the anti-tipping component includes a pressure plate provided above the clamping part. The pressure plate is connected to the clamping part through a column, and the pressure plate can restrict the upward sliding of the crucible.

[0007] Furthermore, the adjacent ends of the two pressure plates are flat, while the distant ends of the two pressure plates are arc-shaped to match the clamping part.

[0008] Furthermore, each of the pressure plates is equipped with three uprights.

[0009] Furthermore, the columns are made of stainless steel.

[0010] Furthermore, the column is connected to the clamping part by welding.

[0011] Furthermore, it also includes an adjustment component that can continuously adjust the height of the pressure plate.

[0012] Furthermore, the adjustment assembly includes an adjustment nut, the column is a threaded column, the pressure plate is movably connected to the column, the adjustment nut is threadedly connected to the column, and two adjustment nuts are provided on each column, with the pressure plate clamped between the two adjustment nuts.

[0013] Furthermore, the adjusting nut is made of stainless steel.

[0014] The beneficial effects of this utility model are:

[0015] 1. The crucible tongs of this utility model with anti-tipping function can effectively prevent the crucible from slipping off the clamping part when picking up the crucible. Even if the operator is not skilled and cannot effectively control the clamping force, he can use it easily, which reduces the difficulty of operating the crucible tongs and also protects the crucible.

[0016] 2. The crucible tongs of this utility model can continuously adjust the height of the pressure plate through the adjustment component, thereby meeting the needs of crucibles of different specifications and sizes, and improving the applicability, versatility and flexibility of the crucible tongs. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the structure of a traditional crucible tong.

[0018] Figure 2 This is a schematic diagram of the crucible tongs of this utility model.

[0019] Figure 3 This is a schematic diagram of the structure of the crucible clamp for picking up crucibles according to this utility model.

[0020] Figure 4 is Figure 2 A local enlarged view of the part of the figure.

[0021] The figure is marked as:

[0022] 1, clamp rod; 101, clamping part;

[0023] 2, clamp handle;

[0024] 3, anti-tilting assembly; 301, pressing plate; 302, stand;

[0025] 4, adjusting nut; 5, crucible. DETAILED DESCRIPTION

[0026] In the description of the present application, it should be explained that the orientation or position relationship indicated by the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal" and the like is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the present application.

[0027] In the description of the present application, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0028] The following will be combined with the drawings Figures 2 to 4 Further illustrate the present application.

[0029] Example one

[0030] In view of the technical problems in the background art, the present application provides a crucible clamp with anti-toppling function.

[0031] In the specific technical solution, referring to Figure 2 and Figure 3 , the crucible clamp comprises a clamp rod 1, one end of the clamp rod 1 is provided with a clamp handle 2, and the other end of the clamp rod 1 away from the clamp handle 2 is provided with a clamping part 101 for clamping a crucible 5, and the clamping part 101 is arc-shaped.

[0032] The structure is same as the prior art crucible tongs, but the prior art crucible tongs have the technical problem that when the crucible tongs are used to clamp the crucible, it is difficult to control the clamping force, and if the operator is not careful, the force will be too large, the crucible will slide upward on the clamping part of the crucible tongs, and finally the crucible will slide off from above the clamping part.

[0033] With reference to Figure 2 and Figure 3 , the anti-tilting assembly 3 is arranged on the clamping part 101, and can prevent the crucible 5 from sliding upward and falling off from the clamping part 101.

[0034] Specifically, with reference to Figure 4 , the anti-tilting assembly 3 comprises a pressing plate 301 arranged above the clamping part 101, and the pressing plate 301 is connected to the clamping part 101 through a stand column 302, and the pressing plate 301 can limit the upward sliding of the crucible 5.

[0035] Working principle: when the crucible tongs are used to take and place the crucible burned in the high-temperature equipment, the tongs handle 2 is used to open the tongs rod 1, the clamping part 101 is arranged outside the crucible 5, the tongs handle 2 is used to drive the two clamping parts 101 to gradually close, and finally the crucible 5 is clamped between the two clamping parts 101. Since the crucible 5 has a pot shape and a smooth surface, and is large at the top and small at the bottom, when the operator drives the tongs handle 2, the crucible 5 will move upward on the clamping part 101 in the process of continuously applying force to the crucible 5 by the clamping part 101. At this time, the pressing plate 301 on the anti-tilting assembly 3 will limit the upward movement of the crucible 5, so as to prevent the crucible 5 from sliding off from the clamping part 101, and the crucible 5 is tightly clamped on the crucible tongs.

[0036] Through the above structure and working principle, it can be known that the crucible tongs with the anti-tilting function can effectively prevent the crucible from sliding off from the clamping part of the crucible tongs when the crucible is clamped, even if the operator is not skilled and cannot effectively control the clamping force, the crucible tongs can also be easily used, the operation difficulty of the crucible tongs is reduced, and the crucible is also protected.

[0037] In order to match the pressing plate with the arc-shaped part, with reference to Figure 4 , one end of each of the two pressing plates 301 is arranged in a flat structure, and the other end of each of the two pressing plates 301 is arranged in an arc-shaped structure matched with the clamping part 101.

[0038] In order to further improve the stability of the connection of the pressing plate, with reference to Figure 4 , three stand columns 302 are arranged on each pressing plate 301, and the stand columns 302 are perpendicular to the tongs rod 1. The stand columns 302 are made of stainless steel, and other rigid materials can also be used. The stand columns 302 are connected to the clamping part 101 by welding.

[0039] Embodiment two

[0040] In order to improve the versatility of the crucible tongs, so that it can match more different sizes of crucible, the application makes the following further improvements:

[0041] With reference to Figure 4 On the basis of embodiment one, the embodiment also has an adjusting assembly, which can continuously adjust the height of the pressing plate 301.

[0042] The further design of the adjusting assembly is as follows: with reference to Figure 4 The adjusting assembly of the embodiment includes adjusting nuts 4, the stand columns 302 are threaded columns, the pressing plate 301 is movably connected with the stand columns 302, the adjusting nuts 4 are threadedly connected with the stand columns 302, two adjusting nuts 4 are arranged on each stand column 302, the pressing plate 301 is clamped between the two adjusting nuts 4, and the adjusting nuts 4 are made of stainless steel.

[0043] Working principle: the adjusting nuts 4 below the pressing plate 301 are used to support the pressing plate 301, when it is needed to lower the height of the pressing plate, the height of the pressing plate 301 can be adjusted by screwing the adjusting nuts 4 below the pressing plate 301, and then the adjusting nuts 4 above the pressing plate 301 are screwed to fix the pressing plate 301; when it is needed to raise the height of the pressing plate, the adjusting nuts 4 above the pressing plate 301 are screwed first, and then the adjusting nuts 4 below the pressing plate 301 are screwed to fix the pressing plate; so as to continuously adjust the height of the pressing plate 301.

[0044] From the above structure and working principle, it can be known that the crucible tongs of the utility model can continuously adjust the height of the pressing plate through the adjusting assembly, thereby meeting the use of crucibles of different specifications and sizes, and improving the applicability, versatility and flexibility of the crucible tongs.

[0045] The above specific embodiments have further illustrated the purpose, technical scheme and beneficial effects of the utility model, and it should be understood that the above description is only the specific embodiments of the utility model, and is not used to limit the protection scope of the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A crucible tongs with anti-toppling function, comprising a tongs rod (1), one end of the tongs rod (1) is provided with a tongs handle (2), and the end of the tongs rod (1) away from the tongs handle (2) is provided with a clamping part (101) for clamping a crucible (5), the clamping part (101) is arc-shaped, characterized in that, The clamping part (101) is provided with an anti-tilting assembly (3), which can prevent the crucible (5) from sliding upward and falling off the clamping part (101); The anti-tilting assembly (3) comprises a pressing plate (301) arranged above the clamping part (101), and the pressing plate (301) is connected with the clamping part (101) through a stand column (302), and the pressing plate (301) can limit the upward sliding of the crucible (5).

2. The crucible tongs with the anti-toppling function according to claim 1, characterized in that, One end of each of the two pressing plates (301) is in a flat structure, and the other end of each of the two pressing plates (301) is in an arc structure matched with the clamping part (101).

3. The crucible tongs with the anti-toppling function according to claim 1, characterized in that, Each of the pressing plates (301) is provided with three stand columns (302).

4. The crucible tongs with a function of preventing tilting according to claim 1, wherein The stand columns (302) are made of stainless steel.

5. The crucible tongs with the anti-toppling function according to claim 4, characterized in that, The stand columns (302) are connected with the clamping part (101) by welding.

6. The anti-topple crucible tong of claim 1, wherein, Further comprising an adjusting assembly, which can continuously adjust the height of the pressing plate (301).

7. The crucible tongs with the anti-toppling function according to claim 6, characterized in that, The adjusting assembly comprises an adjusting nut (4), the stand column (302) is a threaded column, the pressing plate (301) is movably connected with the stand column (302), the adjusting nut (4) is threadedly connected with the stand column (302), each of the stand columns (302) is provided with two adjusting nuts (4), and the pressing plate (301) is clamped between the two adjusting nuts (4).

8. The anti-topple crucible tong of claim 7, wherein, The adjusting nut (4) is made of stainless steel.

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