Stable anti-falling device for crucible heating

Abstract

The utility model relates to the technical field of crucible fixing, and discloses a stable anti-falling device for crucible heating. According to the crucible clamping device, a structure capable of clamping crucibles of different sizes is arranged in the device, the structure is composed of the side edge movable blocks, the fixing rods, the bottom blocks and the like, after a user places the crucibles into the device, the side edge movable blocks can be expanded outwards by the crucibles of the large size, the elastic columns can generate inward contraction force, the crucibles are clamped, and the crucible clamping effect is improved. Meanwhile, after a crucible with a smaller size is put into the device, the crucible is clamped in the device due to a small upper opening position of the side moving block, and a fixing rod is arranged on the rear surface of a bottom block at the bottom of the side moving block, so that a user can move all the side moving blocks to the outside when encountering a crucible with a larger size; and a larger space is provided for the interior to clamp the crucible, so that the use convenience and adaptability of the whole device are improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of crucible fixing, and particularly relates to a stable anti-falling device for crucible heating. BACKGROUND

[0002] A crucible is a cup-shaped vessel used in laboratories to heat solids to high temperatures.

[0003] A quartz crucible bottom bracket fixing device is disclosed in an application with the publication number CN207472035U. The product comprises a bottom bracket (1) having three recessed slots (2) with an included angle of 120 degrees at the bottom, the recessed slots being inserted into a right-angle fixed plate, the bottom bracket being connected and fixed with the horizontal plate (3) of the right-angle fixed plate through a screw, the support sleeve (4) being inserted into the recessed slot, the support sleeve being connected and fixed with the vertical plate (5) of the right-angle fixed plate through a horizontal screw, the support rod (6) being inserted into the support sleeve, the support rod being fixedly connected with the bottom plate (7) and being fixed through a screw, the outer side of the bottom plate being provided with a fixing hole (8), the lifting rod (9) being inserted into the fixing hole, the bottom of the lifting rod being connected with a suction cup (10), the lifting rod being provided with a group of vertically arranged positioning through holes (11), and the positioning through holes being inserted into the positioning rod (12). The utility model is used for fixing the bottom bracket frame of the quartz crucible.

[0004] However, in the implementation process of the application, it is found that the application cannot fix crucibles of different sizes, and cannot meet the requirements of different experiments, lacking certain adaptability and convenience. INVENTION CONTENTS

[0005] The application aims to solve the above problems and provide a stable anti-falling device for crucible heating.

[0006] The technical scheme adopted by the application is as follows: a stable anti-falling device for crucible heating, comprising a fixed block, an upper block being welded to the upper surface of the fixed block, a recess being formed in the upper surface of the upper block, a bottom block being movably arranged in the recess, a side edge movable block being welded to the upper surface of the bottom block, a fixed rod being arranged on the rear surface of the bottom block, and an elastic column being mounted on the lower surface of the side edge movable block.

[0007] By adopting the technical scheme, a structure for clamping crucibles of different sizes is arranged inside the device, which is composed of side dynamic blocks, fixed rods and bottom blocks, etc., after the user puts the crucible into the device, the side dynamic blocks will expand outward for the larger size crucible, the elastic columns will generate inward contraction force to clamp the crucible, at the same time, the side dynamic blocks will clamp the crucible inside the device due to the small upper opening of the smaller size crucible, and the fixed rods are arranged at the bottom of the side dynamic blocks, when a larger size crucible is encountered, the user can move all the side dynamic blocks outward to provide more space inside for clamping the crucible, thereby improving the convenience and adaptability of the overall device.

[0008] Preferably, the outer side surface of the fixed block is fixedly connected with a support rod, the lower surface of the support rod is provided with a convex ring, and the outer surface of the lower end of the support rod is provided with a telescopic block, and the inner circumferential surface of the telescopic block is fixedly provided with a blocking block.

[0009] By adopting the technical scheme, the telescopic function is arranged in the support rod structure of the device, in order to meet different heating effects, the user can move the support rod up and down to move the convex ring at the bottom of the support rod between the blocking blocks, so as to realize the up and down movement of the crucible fixing structure, thereby meeting different heating needs and improving the practicability of the overall device.

[0010] Preferably, the lower surface of the telescopic block is fixedly connected with a bottom disc, the outer circumferential surface of the bottom disc is provided with an outer protection ring, and the inner circumferential surface of the bottom disc is provided with an inner protection ring.

[0011] By adopting the technical scheme, the protection rings are arranged on the inner and outer circumferential surfaces of the bottom disc, which is to provide protection for the part of the device close to the fireworks, prevent the device from being damaged in the case of long time work, and improve the safety effect of the device.

[0012] Preferably, the lower surface of the bottom disc is fixedly connected with a support leg, and the distal end of the support leg is welded with a support disc.

[0013] By adopting the technical scheme, a triangular stabilizing structure is arranged at the bottom of the device, which can provide the best stabilizing effect for the overall device, and the bottom of the support leg is provided with a support disc, which can prevent the device from tilting, thereby improving the safety of the device.

[0014] Preferably, the inner circumferential surface of the upper block is provided with a heat insulation layer.

[0015] By adopting the technical scheme, the heat insulation layer is arranged at the inner surface of the upper block of the device, a protection is provided for the device, the device is prevented from being damaged by the flame, and more accurate heating is provided for the crucible, the heating effect of the crucible is prevented from being affected by the upper block of the device under the heating action of the flame, and the safety of the device in use is improved.

[0016] Preferably, the inner surface bottom end of the upper block is provided with a bottom curved block.

[0017] By adopting the technical scheme, the bottom curved block is arranged at the inner surface bottom end of the upper block, and a supporting effect is provided during the installation of the crucible, and the crucible is prevented from falling.

[0018] As described above, due to the adoption of the technical scheme, the beneficial effects of the present application are:

[0019] 1. In the present application, a structure for clamping crucibles of different sizes is arranged in the device, which is composed of side moving blocks, fixed rods and bottom blocks, etc. After the user puts the crucible into the device, the side moving blocks will expand outward for larger size crucibles, and the elastic columns will produce inward contraction force to clamp the crucible. At the same time, the side moving blocks will clamp the crucible in the device due to the small upper opening, and the fixed rods are arranged at the rear surface of the bottom block of the side moving blocks. When a larger size crucible is encountered, the user can move all the side moving blocks outward to provide more space inside for clamping the crucible, thereby improving the convenience and adaptability of the overall device.

[0020] 2. In the present application, a heat insulation layer is arranged at the inner surface of the upper block of the device, a protection is provided for the device, the device is prevented from being damaged by the flame, and more accurate heating is provided for the crucible, the heating effect of the crucible is prevented from being affected by the upper block of the device under the heating action of the flame, and the safety of the device in use is improved.

[0021] 3. In the present application, a telescopic action is arranged in the support rod structure of the device. In order to meet different heating effects, the user can move the support rod up and down to move the protruding ring at the bottom of the support rod between the blocking blocks, so as to realize the up and down movement of the crucible fixing structure, thereby meeting different heating needs and improving the practicality of the overall device. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is an external structure diagram of the present application;

[0023] Figure 2 It is an upper block structure diagram in the present application;

[0024] Figure 3 It is a side moving block structure diagram in the present application;

[0025] Figure 4 The telescopic structure is shown in the schematic diagram.

[0026] Marked in the figure: 1, fixed block; 2, upper block; 3, support rod; 4, telescopic block; 5, bottom disc; 6, support disc; 7, support leg; 8, inner protection ring; 9, outer protection ring; 10, bottom block; 11, fixed rod; 12, side moving block; 13, heat insulation layer; 14, elastic column; 15, groove; 16, convex ring; 17, blocking block; 18, bottom curved block. DETAILED DESCRIPTION

[0027] To make the objectives, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described below in a clear and complete manner in conjunction with the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative effort belong to the scope of protection of the present application.

[0028] Embodiment:

[0029] With reference to Figures 1-3 A stable and anti-falling device for crucible heating, comprising a fixed block 1, the upper surface of the fixed block 1 is welded with an upper block 2, the upper surface of the upper block 2 is provided with a groove 15, the inside of the groove 15 is movably provided with a bottom block 10, the upper surface of the bottom block 10 is welded with a side moving block 12, the rear surface of the bottom block 10 is provided with a fixed rod 11, and the lower surface of the side moving block 12 is installed with an elastic column 14. A structure for clamping crucibles of different sizes is arranged inside the device, which is composed of the side moving block, the fixed rod and the bottom block. After the user puts the crucible into the device, the larger size crucible will expand the side moving block outward, and the elastic column will generate an inward contraction force to clamp the crucible. At the same time, the smaller size crucible is put into the device, and the side moving block will be clamped in the device due to the small upper opening, and the fixed rod is arranged at the bottom of the side moving block. When a larger size crucible is encountered, the user can move all the side moving blocks outward to provide more space inside for clamping the crucible, thereby improving the convenience and adaptability of the overall device.

[0030] With reference to Figure 1 , Figure 4The outer side surface of the fixed block 1 is fixedly connected with a support rod 3, the lower surface of the support rod 3 is provided with a convex ring 16, the lower end outer surface of the support rod 3 is provided with a telescopic block 4, the inner circumferential surface of the telescopic block 4 is fixedly provided with a blocking block 17, a telescopic action is arranged in the support rod structure of the device, in order to meet different heating effects, the user can move the support rod up and down to move the convex ring at the bottom of the support rod between the blocking blocks, so as to realize the up and down movement of the crucible fixing structure, so as to meet different heating requirements, and improve the practicability of the whole device.

[0031] With reference to Figure 1 The lower surface of the telescopic block 4 is fixedly connected with a bottom disc 5, the outer circumferential surface of the bottom disc 5 is provided with an outer protection ring 9, and the inner circumferential surface of the bottom disc 5 is provided with an inner protection ring 8. The protection rings are arranged on the inner and outer circumferential surfaces of the bottom disc, which is to provide protection for the part of the device close to the fireworks, prevent the device from being damaged in the case of long time work, and improve the safety effect of the device.

[0032] With reference to Figure 1 The lower surface of the bottom disc 5 is fixedly connected with a support leg 7, and the distal end of the support leg 7 is welded with a support disc 6. A triangular stabilizing structure is arranged at the bottom of the device, which can provide the best stability effect for the whole device, and the bottom of the support leg is provided with a support disc, which can prevent the device from tilting, and improve the safety of the device.

[0033] With reference to Figure 2 The inner circumferential surface of the upper block 2 is provided with a heat insulation layer 13, and the heat insulation layer is arranged on the inner surface of the equipment. The device is provided with a layer of protection to prevent the fireworks from damaging the device, and the heat insulation layer can provide more accurate heating for the crucible, prevent the upper block of the device from affecting the heating effect of the crucible under the heating action of the fireworks, and improve the safety of the device in use.

[0034] With reference to Figure 2 The inner surface of the upper block 2 is provided with a bottom curved block 18 at the bottom end, and the bottom curved block is arranged at the bottom end of the inner surface of the upper block. The bottom curved block can provide a supporting effect during the installation of the crucible to prevent the crucible from falling.

[0035] The implementation principle of the embodiment of the stable anti-falling device for crucible heating is that in the device, a structure for clamping crucibles of different sizes is arranged inside the device, which is composed of side moving blocks, fixed rods and bottom blocks, etc., after the user puts the crucible into the device, the side moving blocks of the larger size crucible will expand outward, the elastic columns will generate inward contraction force to clamp the crucible, at the same time, the smaller size crucible is put into the device, the side moving blocks will clamp the crucible inside the device due to the small upper opening, and the fixed rods are arranged on the bottom of the side moving blocks, when a larger size crucible is encountered, the user can move all the side moving blocks outward to provide more space inside the device for clamping the crucible, thereby improving the convenience and adaptability of the overall device.

[0036] The above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can still be modified, or some technical features can be replaced by equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A stable anti-toppling device for crucible heating, comprising a fixing block (1), characterized in that: The upper surface of the fixed block (1) is welded with an upper block (2), the upper surface of the upper block (2) is provided with a recess (15), the inside of the recess (15) is movably provided with a bottom block (10), the upper surface of the bottom block (10) is welded with a side edge movable block (12), the rear surface of the bottom block (10) is provided with a fixed rod (11), and the lower surface of the side edge movable block (12) is mounted with an elastic column (14).

2. A stable anti-toppling device for crucible heating as claimed in claim 1, characterized in that: The outer side surface of the fixed block (1) is fixedly connected with a supporting rod (3), the lower surface of the supporting rod (3) is provided with a convex ring (16), the lower end outer surface of the supporting rod (3) is mounted with a telescopic block (4), and the inner circumferential surface of the telescopic block (4) is fixedly mounted with a blocking block (17).

3. A stable anti-toppling device for crucible heating as claimed in claim 2, wherein: The lower surface of the telescopic block (4) is fixedly connected with a bottom disc (5), the outer circumferential surface of the bottom disc (5) is mounted with an outer protection ring (9), and the inner circumferential surface of the bottom disc (5) is mounted with an inner protection ring (8).

4. A stable anti-toppling device for crucible heating as claimed in claim 3, wherein: The lower surface of the bottom disc (5) is fixedly connected with a supporting leg (7), and the terminal end of the supporting leg (7) is welded with a supporting disc (6).

5. A stable anti-toppling device for crucible heating as claimed in claim 1, wherein: The inner circumferential surface of the upper block (2) is mounted with a heat insulation layer (13).

6. A stable anti-toppling device for crucible heating as claimed in claim 1, wherein: The inner surface bottom end of the upper block (2) is provided with a bottom curved surface block (18).

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