Crucible holder for porcelain crucible of high-frequency infrared carbon and sulfur analyzer

Abstract

The utility model discloses a crucible holder for porcelain crucible of high frequency infrared carbon sulfur analyzer, including basic part, crucible holding subassembly and sample feeding and discharging subassembly, the basic part includes base and spacing recess, the spacing recess is divided into a plurality of groups, the plurality of groups of spacing recess are arranged on the base in a linear arrangement, the crucible holding subassembly is movably arranged on the base, the sample feeding and discharging subassembly is arranged on the base, and the sample feeding and discharging subassembly is arranged on the crucible holding subassembly. The crucible containing assembly comprises a crucible frame, containing holes and positioning columns, the crucible frame is movably arranged on the base, the containing holes are multiple sets and linearly arranged on the crucible frame, the positioning columns are two sets and symmetrically arranged on the crucible frame, and the sample inlet and outlet assembly is connected to the positioning columns in an inserted mode. Therefore, a plurality of limiting grooves are formed, the positioning columns are clamped in the limiting grooves in a limiting mode, a plurality of crucible frames are placed in the limiting grooves respectively, taking and placing are completed through the sample inlet and outlet assembly by one hand, and meanwhile good stability is guaranteed. The sampling efficiency is improved while the operation difficulty is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of measuring carbon and sulfur in ores such as soil and water system sediments, and in particular to a crucible stand for a porcelain crucible of a high-frequency infrared carbon and sulfur analyzer. Background Art

[0002] As an indispensable part of chemical experiments, crucibles carry important functions such as melting and refining metals, solid-liquid heating and reactions, and provide a basic guarantee for the smooth progress of chemical reactions. In the carbon and sulfur analysis of ores, crucibles also play a key role. As a container for loading samples to be tested, they play a unique heating and analysis role in heating equipment.

[0003] The Chinese patent "CN202322045543.2 Crucible Stand for Porcelain Crucibles of Portable High-Frequency Infrared Carbon-Sulfur Analyzer" mainly describes that "multiple groups of movable stands can be placed in the main body of the crucible stand. The movable stands can be disassembled and assembled in groups and the crucibles can be placed separately. It is more streamlined and there will be no confusion when taking and placing. The movable stand can be taken out of the main body of the crucible stand as a whole by holding the rod stand and positioning the shaft rod, and there will be no burns."

[0004] Although the movable rack design is convenient for group disassembly and placement of crucibles, the movable rack needs to be placed and taken out separately each time, which consumes a lot of time during the operation. In addition, the design of inserting the positioning shaft rod on the movable rack can avoid burns, but it requires both hands to operate at the same time, and the stability of moving the movable rack only by the positioning shaft rod is poor, which increases the difficulty of operation to a certain extent and also affects the efficiency of placement. Utility Model Content

[0005] The utility model aims to solve one of the technical problems in the related art at least to a certain extent.

[0006] To this end, the purpose of the utility model is to propose a crucible stand for a high-frequency infrared carbon-sulfur analyzer porcelain crucible, which adopts a plurality of limiting grooves, and a positioning column is limited and engaged in the limiting grooves, so that a plurality of crucible stands can be placed respectively, and the sample in and out assembly can be taken and placed by one hand, while ensuring good stability, reducing the difficulty of operation and improving the efficiency of sampling.

[0007] To achieve the above-mentioned purpose, the utility model proposes a crucible rack for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer, comprising a basic component, a crucible holding assembly and a sample inlet and outlet assembly, wherein the basic component comprises a base and a limiting groove, wherein the limiting grooves are in a plurality of groups, and the plurality of groups of limiting grooves are linearly arranged on the base; the crucible holding assembly is movably arranged on the base, and the crucible holding assembly is connected to the limiting grooves; the crucible holding assembly comprises a crucible rack, a holding hole and a positioning column, wherein the crucible rack is movably arranged on the base; the holding holes are in a plurality of groups, and the plurality of groups of holding holes are linearly arranged on the crucible rack; the positioning columns are in two groups, and the two groups of positioning columns are symmetrically arranged on the crucible rack, and the positioning columns are connected to the limiting grooves; the sample inlet and outlet assembly is plugged into the positioning columns.

[0008] The utility model of the crucible stand for porcelain crucibles of the high-frequency infrared carbon-sulfur analyzer adopts a plurality of limiting grooves, and the positioning columns are limited and engaged in the limiting grooves, so that the plurality of crucible stands can be placed respectively, and the sample in and out components can be taken and placed by one hand, and good stability is ensured, so as to reduce the difficulty of operation and improve the efficiency of sampling.

[0009] In addition, the crucible stand for the porcelain crucible of the high-frequency infrared carbon-sulfur analyzer proposed in the application may also have the following additional technical features:

[0010] Specifically, the sample inlet and outlet assembly includes an outer shell, a fixed plate, a pull rod, a gripping rod, a movable part, a pressure plate and a fixed shaft, wherein the fixed plate is arranged on the top wall of the outer shell; the pull rod is arranged on the fixed plate; the gripping rod is arranged on the top wall of the outer shell; the movable part is movably arranged on the outer shell; the pressure plate is arranged on the movable part; the fixed shaft is arranged on the outer shell, and the fixed shaft is arranged below the pressure plate.

[0011] Specifically, the movable part includes a movable plate, a stopper and a buffer component, wherein the movable plate is movably arranged on the outer shell; the stopper is in two groups, and the two groups of stoppers are symmetrically arranged on the movable plate; the buffer component is in two groups, and the two ends of the buffer component are respectively connected to the stopper and the outer shell.

[0012] Specifically, a positioning hole is provided on the positioning column, the fixing shaft rod is inserted into the positioning hole, and the hole diameter of the positioning hole is larger than the outer diameter of the fixing shaft rod.

[0013] Specifically, the bottom area of ​​the pressing plate is larger than the top area of ​​the positioning column.

[0014] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0016] Figure 1 A schematic structural diagram of a crucible stand for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer according to an embodiment of the utility model;

[0017] Figure 2 This is a schematic structural diagram of a sample inlet and outlet assembly of a crucible stand for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer according to an embodiment of the utility model;

[0018] Figure 3 The utility model is a schematic diagram of the structure of movable parts of a crucible stand for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer according to one embodiment of the utility model.

[0019] As shown in the figure: 10, basic part; 101, base; 102, limiting groove; 20, crucible holding assembly; 201, crucible rack; 202, holding hole; 203, positioning column; 30, sample inlet and outlet assembly; 301, outer shell; 302, fixed plate; 303, pull rod; 304, grip rod; 305, movable part; 3051, movable plate; 3052, stopper; 3053, buffer component; 306, pressure plate; 307, fixed shaft rod. DETAILED DESCRIPTION

[0020] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limitations on the present invention. On the contrary, the embodiments of the present invention include all changes, modifications, and equivalents that fall within the spirit and connotation of the appended claims.

[0021] The crucible stand for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer according to an embodiment of the utility model will be described below in conjunction with the accompanying drawings.

[0022] like Figure 1-3 As shown, the crucible stand for the porcelain crucible of the high-frequency infrared carbon-sulfur analyzer according to the embodiment of the utility model comprises a base member 10 , a crucible containing assembly 20 and a sample inlet and outlet assembly 30 .

[0023] The base member 10 includes a base 101 and a limiting groove 102 .

[0024] There are multiple groups of limiting grooves 102 , and the multiple groups of limiting grooves 102 are linearly arranged on the base 101 .

[0025] It should be noted that the number of groups of the limiting grooves 102 is determined according to the number of crucible racks 201 placed in the base 101 .

[0026] The crucible holding assembly 20 is movably disposed on the base 101, and the crucible holding assembly 20 is connected to the limiting groove 102. The crucible holding assembly 20 includes a crucible frame 201, a holding hole 202 and a positioning column 203.

[0027] Among them, the crucible rack 201 is movably set on the base 101, the containing holes 202 are multiple groups, and the multiple groups of containing holes 202 are linearly arranged on the crucible rack 201, the positioning columns 203 are two groups, and the two groups of positioning columns 203 are symmetrically arranged on the crucible rack 201, and the positioning columns 203 are connected to the limiting grooves 102.

[0028] It should be noted that the crucible rack 201 is movably arranged on the base 101, and then the crucible rack 201 is installed in the limiting groove 102 through the clearance fit of the positioning column 203, so that it is limitedly installed on the base 101, and the crucible rack 201 is placed separately.

[0029] The sample inlet and outlet assembly 30 is plugged onto the positioning column 203 .

[0030] Specifically, the porcelain crucible is placed in the holding hole 202 on the crucible stand 201, and then inserted into the base 101 through the clearance fit of the positioning column 203, so as to be limitedly installed in the base 101. When the crucible stand 201 is taken out from the base 101, the sample inlet and outlet assembly 30 is connected with the positioning column 203, and then the crucible stand 201 is taken out from the base 101. It is convenient to efficiently take and put the crucible stand 201 in the base 101 during the sulfur measurement process.

[0031] In one embodiment of the present invention, Figure 2 As shown, the sample inlet and outlet assembly 30 includes an outer shell 301 , a fixing plate 302 , a pull rod 303 , a gripping rod 304 , a movable part 305 , a pressing plate 306 and a fixing shaft 307 .

[0032] The fixing plate 302 is arranged on the top wall of the outer shell 301, the pull rod 303 is arranged on the fixing plate 302, and the gripping rod 304 is arranged on the top wall of the outer shell 301. The movable member 305 is movably arranged on the outer shell 301, the pressing plate 306 is arranged on the movable member 305, the fixed shaft rod 307 is arranged on the outer shell 301, and the fixed shaft rod 307 is arranged below the pressing plate 306.

[0033] The fixed shaft 307 is inserted into the positioning column 203 , the hand holds the grip 304 , and then the fingers hook the pull rod 303 , which drives the outer shell 301 to move upward, and then during the upward movement of the outer shell 301 , the pressure plate 306 is pressed on the top of the positioning column 203 .

[0034] In one embodiment of the present invention, Figure 3 As shown, the movable member 305 includes a movable plate 3051 , a stopper 3052 and a buffer component 3053 .

[0035] Among them, the movable plate 3051 is movably arranged on the outer shell 301, the stoppers 3052 are in two groups, and the two groups of stoppers 3052 are symmetrically arranged on the movable plate 3051, and the buffer components 3053 are in two groups, and the two ends of the buffer components 3053 are respectively connected to the stoppers 3052 and the outer shell 301.

[0036] It should be noted that the buffer component 3053 is a buffer spring, and a hollow groove is opened on the outer shell 301. The movable plate 3051 moves in the outer shell 301 through the hollow groove, and the pull rod 303 is pulled up to drive the outer shell 301 to move upward, so that the pressure plate 306 is pressed and fixed on the positioning column 203, and the positioning column 203 is clamped to drive the crucible rack 201 to rise and fall.

[0037] In one embodiment of the present invention, Figure 1 As shown in the figure, a positioning hole is provided on the positioning column 203 , and the fixing shaft rod 307 is inserted into the positioning hole, and the hole diameter of the positioning hole is larger than the outer diameter of the fixing shaft rod 307 .

[0038] It should be noted that the fixed shaft rod 307 is inserted into the positioning hole and fixed by limiting snap connection.

[0039] In one embodiment of the present invention, Figure 1 and Figure 2 As shown, the bottom area of ​​the pressing plate 306 is larger than the top area of ​​the positioning column 203 .

[0040] It should be noted that when the pressing plate 306 is pressed against the top wall of the positioning column 203, there is more sufficient area, and the supporting movement is more stable.

[0041] The steps for using the crucible stand for porcelain crucibles of the high-frequency infrared carbon-sulfur analyzer of the present application are as follows: place the porcelain crucible in the containing hole 202 on the crucible stand 201, and then insert it into the base 101 through the clearance fit of the positioning column 203, so as to be limitedly installed in the base 101. When the crucible stand 201 is taken out from the base 101, the crucible stand 201 is taken out from the base 101 by connecting the sample inlet and outlet assembly 30 and the positioning column 203.

[0042] Insert the fixed shaft 307 into the positioning hole on the positioning column 203, hold the gripping rod 304 by hand, then pull up the pull rod 303 to drive the outer shell 301 to move upward, so that the pressing plate 306 is pressed and fixed on the positioning column 203, and the positioning column 203 is clamped to drive the crucible stand 201 to move up and down. It is convenient to take and put the crucible stand 201 in the base 101 efficiently during the sulfur measurement process.

[0043] In summary, the crucible stand for the porcelain crucible of the high-frequency infrared carbon-sulfur analyzer of the utility model is provided with a plurality of limiting grooves, and the positioning columns are limited and engaged in the limiting grooves, so that the plurality of crucible stands can be placed respectively, and the sample in and out components can be taken and placed by one hand, and good stability can be ensured at the same time, so as to reduce the difficulty of operation and improve the efficiency of sampling.

[0044] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in this field can change, modify, replace and deform the above embodiments within the scope of the present invention.

Claims

1. A crucible stand for a porcelain crucible of a high-frequency infrared carbon-sulfur analyzer, characterized in that: It comprises a base member (10), a crucible containing assembly (20) and a sample inlet and outlet assembly (30), wherein: The base member (10) comprises a base (101) and a limiting groove (102), wherein: The limiting grooves (102) are multiple groups, and the multiple groups of limiting grooves (102) are linearly arranged on the base (101); The crucible holding component (20) is movably arranged on the base (101), and the crucible holding component (20) is connected to the limiting groove (102); The crucible holding assembly (20) comprises a crucible stand (201), a holding hole (202) and a positioning column (203), wherein: The crucible stand (201) is movably arranged on the base (101); The containing holes (202) are multiple groups, and the multiple groups of containing holes (202) are linearly arranged on the crucible stand (201); The positioning columns (203) are in two groups, and the two groups of positioning columns (203) are symmetrically arranged on the crucible stand (201), and the positioning columns (203) are connected to the limiting grooves (102); The sample inlet and outlet assembly (30) is plugged onto the positioning column (203).

2. The crucible stand for high-frequency infrared carbon-sulfur analyzer porcelain crucible according to claim 1, characterized in that: The sample inlet and outlet assembly (30) comprises an outer shell (301), a fixing plate (302), a pull rod (303), a gripping rod (304), a movable part (305), a pressing plate (306) and a fixing shaft (307), wherein: The fixing plate (302) is arranged on the top wall of the outer shell (301); The pull rod (303) is arranged on the fixing plate (302); The gripping rod (304) is arranged on the top wall of the outer shell (301); The movable member (305) is movably arranged on the outer shell (301); The pressing plate (306) is arranged on the movable part (305); The fixed shaft rod (307) is arranged on the outer shell (301), and the fixed shaft rod (307) is arranged below the pressing plate (306).

3. The crucible stand for high-frequency infrared carbon-sulfur analyzer porcelain crucible according to claim 2, characterized in that: The movable part (305) comprises a movable plate (3051), a stopper (3052) and a buffer component (3053), wherein: The movable plate (3051) is movably arranged on the outer shell (301); The stoppers (3052) are in two groups, and the two groups of stoppers (3052) are symmetrically arranged on the movable plate (3051); The buffer components (3053) are divided into two groups, and two ends of the buffer components (3053) are respectively connected to the stopper (3052) and the outer shell (301).

4. The crucible stand for high-frequency infrared carbon-sulfur analyzer porcelain crucible according to claim 2, characterized in that: The positioning column (203) is provided with a positioning hole, the fixed shaft rod (307) is inserted into the positioning hole, and the hole diameter of the positioning hole is larger than the outer diameter of the fixed shaft rod (307).

5. The crucible stand for high-frequency infrared carbon-sulfur analyzer porcelain crucible according to claim 2, characterized in that: The bottom area of ​​the pressing plate (306) is larger than the top area of ​​the positioning column (203).

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