CN110487593B - Liquid metal pouring melt sampling and analyzing device - Google Patents
Liquid metal pouring melt sampling and analyzing device Download PDFInfo
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- CN110487593B CN110487593B CN201910942424.2A CN201910942424A CN110487593B CN 110487593 B CN110487593 B CN 110487593B CN 201910942424 A CN201910942424 A CN 201910942424A CN 110487593 B CN110487593 B CN 110487593B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G01N33/205—Metals in liquid state, e.g. molten metals
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Abstract
The invention discloses a liquid metal pouring melt sampling and analyzing device, which relates to the technical field of metal processing and comprises a central cylinder, wherein an upright lifting rod is arranged at the top end of the central cylinder, a pulling rod is arranged at the axis position of the top end of the lifting rod, hanging rods are arranged on the outer circular surface of the central cylinder at equal intervals, the hanging rods are vertical to the lifting rod, and a sampling cylinder is fixed at the top end of each hanging rod; the sampling tube comprises a straight plate and an arc-shaped plate, the sampling tube is formed by connecting the straight plate with a square structure and the arc-shaped plate with a semicircular structure, and the upper end and the lower end of the sampling tube are communicated. According to the invention, the upper end and the lower end of the sampling cylinder are communicated, the top end of the straight plate is provided with the hinge seat, the hinge seat is hinged with the top sealing plate, and the bottom of the top sealing plate is provided with the tension spring for pulling, so that when the sampling cylinder is lifted upwards from the metal solution, the top sealing plate is automatically buckled by the tension force of the tension spring, and the high-temperature burn in the sampling cylinder is avoided for tightly holding the arm of the lifting rod.
Description
Technical Field
The invention relates to the technical field of metal processing, in particular to a liquid metal pouring melt sampling and analyzing device.
Background
The liquid metal refers to an amorphous metal, and the liquid metal can be regarded as a mixture consisting of a positive ion fluid and a free electron gas; liquid metal is also an amorphous, flowable liquid metal. The liquid metal forming process and control, the hydraulic characteristics of the liquid metal filling process and the flowing condition of the liquid metal filling process have great influence on the quality of castings, and various defects such as cold shut, insufficient casting, inclusion, air holes, sand inclusion, sand adhesion and the like are generated under the condition that the liquid metal filling is unfavorable. The correct design of the gating system enables the liquid metal to fill the cavity stably and reasonably, and plays an important role in ensuring the quality of the casting.
At present, metals such as silver, aluminum, lead, tin need carry out sampling analysis when pouring to confirm whether metal solution is up to standard, patent number: CN201721179981.6 discloses a sampling tool for molten metal liquid sampling; sampling tool is including sampling cup and bracing piece, the sampling cup is used for holding and gets molten metal liquid and be non-metallic refractory material spare, the bracing piece with the sampling cup links to each other, and the intentional effect that this specification recorded is: according to the utility model discloses a sampling tool for sample of molten metal liquid, because sampling tool's sampling cup is made by non-metallic refractory material spare, reduced the pollution of sampling cup to molten metal liquid, guaranteed the purity of sample, reduced the cooling rate of molten metal liquid, reduced the segregation degree in the molten metal liquid cooling process to metallic element's kind and content's accuracy in the sample has been guaranteed.
The liquid metal pouring melt sampling and analyzing device disclosed by the patent still has some defects in practical use, and the specific defects are as follows:
when the sampling cylinder goes deep into the liquid metal to scoop up the metal solution, the sampling cylinder needs to be inclined at a certain angle to scoop up the solution into the sampling cylinder, the rod part of the sampling cylinder is easy to be insufficient in length due to the inclined certain angle, and the sampling cylinder is difficult to control to scoop up the metal solution with a required deep bottom.
When the sampling tube is lifted upwards from the metal solution, the top of the sampling tube is radiated by the heat of the metal solution, and the heat at the top of the sampling tube is too high, so that high-temperature burn is easily caused to the hand of an operator.
Disclosure of Invention
The invention aims to provide a liquid metal pouring melt sampling and analyzing device, which solves the technical problems that when a sampling cylinder is deeply inserted into liquid metal to scoop up metal solution, the solution can be scooped into the sampling cylinder only by inclining a certain angle, and when the sampling cylinder is lifted upwards from the metal solution, the heat at the top of the sampling cylinder is too high, and high-temperature burn is easily caused to the hand of an operator.
The technical problem to be solved by the invention is realized by adopting the following technical scheme: a liquid metal pouring melt sampling and analyzing device comprises a central cylinder, wherein an upright lifting rod is arranged at the top end of the central cylinder, a pulling rod is arranged at the axis position of the top end of the lifting rod, hanging rods are arranged on the outer circumferential surface of the central cylinder at equal intervals and are perpendicular to the lifting rod, and a sampling cylinder is fixed at the top end of each hanging rod;
the sampling cylinder comprises a straight plate and an arc-shaped plate, the sampling cylinder is formed by connecting a straight plate with a square structure and an arc-shaped plate with a semicircular structure, and the upper end and the lower end of the spliced sampling cylinder are communicated;
the top end of the straight plate is provided with a hinge seat, the hinge seat is hinged with a top sealing plate, the top sealing plate is of a semicircular structure, a hollow cavity is formed in the top sealing plate, the bottom of the top sealing plate is provided with a second cable buckle, the inner wall of the straight plate is provided with a first cable buckle, a tension spring is connected between the first cable buckle and the second cable buckle, and the inner wall of the arc plate and the top end close to the arc plate are provided with a first clamping seat;
an arc groove parallel to the bottom surface of the straight plate is formed in the bottom end of the straight plate, a sealing gasket is mounted on the inner wall of the arc groove, a plurality of tension spring holes are formed in the bottom surface of the inner wall of the arc groove and are distributed at equal intervals, a fourth cable fastener is arranged on the bottom surface of the inner wall of each tension spring hole, a guide groove inclining downwards is formed in the side surface of the inner wall of each tension spring hole, the guide groove is communicated with a sliding groove, the sliding groove is formed in the bottom surface of the arc groove, and the sliding groove is communicated with the tension spring holes;
the bottom end of the straight plate is provided with a movable bottom sealing plate, the bottom sealing plate is of a semicircular structure, the plane end of the bottom sealing plate is provided with an arc block, the arc surface of the arc block is provided with a plurality of third cable buckles distributed at equal intervals, each third cable buckle is embedded into a tension spring hole, and a second tension spring is connected between each third cable buckle and each fourth cable buckle;
the bottom of bottom seal board just is close to in the arc surface of bottom seal board and is provided with the second lug, the inner wall of arc just is close to in the bottom of arc and is provided with the second joint seat, the top of second joint seat be provided with the sealed assorted seal groove of second lug.
As a preferred technical solution of the present invention, the bottom end of the second bump is provided with a plurality of second prismatic tables protruding downward, the second prismatic tables are distributed at equal intervals at the bottom end of the second bump, and a U-shaped groove is formed between two adjacent second prismatic tables; the groove bottom of the sealing groove is provided with a plurality of first prismatic tables matched with the second prismatic tables in a sealing mode, the first prismatic tables are distributed at the groove bottom of the sealing groove at equal intervals, and a U-shaped groove is formed between every two adjacent first prismatic tables; the first prismatic table is embedded in the U-shaped grooves of two adjacent second prismatic tables.
As a preferred technical scheme of the invention, a convex column is arranged at the bottom of the top sealing plate and on the circular arc surface close to the top sealing plate, and a clamping groove matched with the convex column in a sealing manner is arranged at the top end of the first clamping seat.
As a preferred technical scheme of the invention, a circular hole is arranged in the central cylinder, a supporting column with a hollow structure is arranged at the axis position of the bottom end of the circular hole, a clamping groove is arranged at the top end of the supporting column, square holes are arranged on the outer wall of the central cylinder at equal intervals, the square holes are communicated with the circular hole, two symmetrically distributed slide holes are arranged on two sides of the inner wall of each square hole, wherein the top end of each square hole is equal in height, the bottom ends of two adjacent square holes have a height difference, and the height difference of the bottom ends of two adjacent square holes is equal;
the circular hole is characterized in that an upward through circular hole is formed in the center of the top of the circular hole, a pull rod is inserted into the circular hole, the bottom end of the pull rod extends into the circular hole, a baffle is arranged at the bottom end of the pull rod, compression springs are fixed at the top end of the baffle and on the outer circular surface of the pull rod at equal intervals, the top end of each compression spring is fixed on the top end surface of the circular hole, bosses are arranged at the bottom end of the baffle, lug plates are arranged on the outer circular surface of each boss at equal intervals, and a hinge hole which is horizontally arranged is formed in the surface of each;
the hanging rod penetrates through the square hole and extends into the circular hole, two pins are arranged on the rod wall of the hanging rod in the square hole, and the two pins are embedded into two different sliding holes;
stretch into in circular hole the peg tip is provided with a couple downwards, the joint has movable pothook in the hook of couple, the activity pothook sets up to the U-shaped hook, the intermediate position of activity pothook articulates the joint inslot on support column top, the other end of activity pothook passes through the embedding of sliding fit mode in articulated hole.
As a preferable technical scheme of the invention, the top end of the supporting column is provided with clamping grooves distributed at equal intervals, and the clamping grooves are U-shaped grooves with upward openings.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the upper end and the lower end of the sampling cylinder are communicated, the bottom end of the sampling cylinder is hinged with the bottom sealing plate, the bottom sealing plate is automatically fastened downwards through the second tension spring, the sampling cylinder is vertically deep into the metal solution, the bottom sealing plate is pushed upwards through the resistance of the metal solution, the solution enters the sampling cylinder, the problem that the conventional sampling cylinder needs to be inclined at a certain angle until the metal solution is submerged into a cylinder opening, the complex operation of scooping the metal deep solution can be solved, and the operation simplicity of sampling of the sampling cylinder is improved.
The upper end and the lower end of the sampling cylinder are communicated, the top end of the straight plate is provided with the hinge seat, the hinge seat is hinged with the top sealing plate, and the bottom of the top sealing plate is provided with a tension spring for pulling, so that when the sampling cylinder is lifted upwards from the metal solution, the top sealing plate is automatically buckled by the tension force of the tension spring, and the arm of the lifting rod is prevented from being tightly held by high-temperature burn in the sampling cylinder.
The bottom sealing plate is provided with a first tension spring, the first tension spring is connected with the bottom sealing plate, the bottom sealing plate is connected with the arc groove, the arc block is embedded in the arc groove, the bottom sealing plate is pulled by the second tension spring to be accurately embedded in the arc groove when the bottom sealing plate contracts, the sealing gasket is arranged on the inner wall of the arc groove, and the sealing performance of the bottom sealing plate when the bottom sealing plate contracts is improved through the sealing gasket and the tight connection between the arc block and the arc groove.
And the side surface of the inner wall of each spring hole is provided with a guide groove which inclines downwards, and the guide grooves are communicated with the sliding grooves, so that when the bottom sealing plate is pushed upwards and away by the resistance of the metal solution, the third cable fastener slides in the sliding grooves, the movement resistance of the bottom sealing plate when the bottom sealing plate is opened upwards is reduced, the movement interference of the third cable fastener and the arc-shaped groove is avoided, and the pushing resistance of the bottom sealing plate when the bottom sealing plate is pushed upwards and away is favorably reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic view of the overall appearance of a liquid metal casting melt sampling and analyzing device according to the present invention;
FIG. 2 is a top view of the liquid metal casting melt sampling and analyzing apparatus of the present invention;
FIG. 3 is a schematic cross-sectional view of a sampling tube according to the present invention;
FIG. 4 is a schematic structural view of the top sealing plate and the bottom sealing plate of the present invention being pushed away from each other in the sampling tube;
FIG. 5 is an enlarged view of the portion of FIG. 3 in the direction A;
FIG. 6 is a schematic view of a portion of the enlarged structure of the direction B of FIG. 3;
fig. 7 is a schematic cross-sectional view of the core barrel of the present invention.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for illustrative purposes only and do not represent the only embodiments.
Example 1
Please refer to fig. 1-6, which are schematic diagrams of an overall structure of a liquid metal casting melt sampling and analyzing apparatus, including a central cylinder 4, the central cylinder 4 is cylindrical, an upright lifting rod 1 is disposed at the top end of the central cylinder 4, a pulling rod 2 is mounted at the top end axis position of the lifting rod 1, hanging rods 5 are mounted on the outer circumferential surface of the central cylinder 4 at equal intervals, the hanging rods 5 are perpendicular to the lifting rod 1, a sampling cylinder 8 is fixed at the top end of each hanging rod 5, an observation window 7 is disposed on the outer wall of the sampling cylinder 8, a high temperature resistant transparent glass is disposed in the middle of the observation window 7, the high temperature resistant glass is made of material 4, and the material of the material 4 is below 1200 ℃.
The sampling cylinder 8 comprises a straight plate 6 and an arc-shaped plate 3, the sampling cylinder 8 is formed by splicing a straight plate 6 with a square structure and an arc-shaped plate 3 with a semicircular structure, the splicing part of the straight plate 6 and the arc-shaped plate 3 is subjected to sealing treatment, and the upper end and the lower end of the spliced sampling cylinder 8 are communicated;
a hinge seat 602 is mounted at the top end of the straight plate 6, the hinge seat 602 is hinged with a top sealing plate 603, the top sealing plate 603 is in a semicircular structure, a hollow cavity 604 is formed in the top sealing plate 603 to reduce the weight of the top sealing plate 603, a second cable buckle 610 is arranged at the bottom of the top sealing plate 603, a first cable buckle 608 is arranged on the inner wall of the straight plate 6, a tension spring 609 is connected between the first cable buckle 608 and the second cable buckle 610, and a first clamping seat 606 is arranged on the inner wall of the arc-shaped plate 3 and close to the top end of the arc-shaped plate 3;
an arc groove 614 parallel to the bottom surface of the straight plate 6 is arranged at the bottom end of the straight plate 6, a sealing gasket 615 is mounted on the inner wall of the arc groove 614, the sealing gasket 615 is of a structure with two curved arc cushions, a gap is reserved between the two arc cushions, a tension spring hole 620 is convenient to arrange, a plurality of tension spring holes 620 distributed at equal intervals are arranged on the bottom surface of the inner wall of the arc groove 614, the tension spring holes 620 are arranged into long holes of a square structure, a fourth cable buckle 619 is arranged on the bottom surface of the inner wall of each tension spring hole 620, a guide groove 617 inclined downwards is arranged on the side surface of the inner wall of each tension spring hole 620, the guide groove 617 is communicated with the sliding groove 616, the sliding groove 616 is arranged on the bottom surface of the arc;
a bottom sealing plate 601 is hinged to the bottom end of the straight plate 6, the bottom sealing plate 601 is of a semicircular structure, an arc block 613 is arranged at the plane end of the bottom sealing plate 601, a plurality of third cable buckles 618 distributed at equal intervals are arranged on the arc surface of the arc block 613, each third cable buckle 618 is embedded in a tension spring hole 620, and a second tension spring 621 is connected between each third cable buckle 618 and a fourth cable buckle 619. The second tension spring 621 is installed in the tension spring hole 620.
A second bump 622 is arranged at the bottom of the bottom sealing plate 601 and close to the arc surface of the bottom sealing plate 601, the second bump 622 is in an arc structure with the same length as the arc surface of the bottom sealing plate 601, a second clamping seat 611 is arranged on the inner wall of the arc plate 3 and close to the bottom end of the arc plate 3, the second clamping seat 611 is in an arc structure with the same length as the second bump 622, a sealing groove 612 matched with the second bump 622 in a sealing manner is arranged at the top end of the second clamping seat 611,
the bottom of top sealing plate 603 and the arc surface that is close to top sealing plate 603 are provided with projection 605, and projection 605 sets up the arc structure of isometric structure with top sealing plate 603 arc surface, and the top of first joint seat 606 is provided with the sealed assorted joint groove 607 with projection 605, improves the leakproofness behind the butt seal sealing plate lock.
According to the invention, the upper end and the lower end of the sampling cylinder 8 are communicated, the bottom end of the sampling cylinder 8 is hinged with the bottom sealing plate 601, the bottom sealing plate 601 is automatically fastened downwards through the second tension spring 621, so that the sampling cylinder 8 vertically extends into the metal solution, the bottom sealing plate 601 is pushed upwards through the resistance of the metal solution, the solution enters the sampling cylinder 8, the problem that the conventional sampling cylinder 8 needs to be inclined by a certain angle until the metal solution is submerged into a cylinder opening, the complex operation of scooping the metal deep solution can be realized, and the operation simplicity of sampling the sampling cylinder 8 is improved.
According to the invention, the upper end and the lower end of the sampling cylinder 8 are communicated, the top end of the straight plate 6 is provided with the hinge seat 602, the hinge seat 602 is hinged with the top sealing plate 603, and the bottom of the top sealing plate is provided with the tension spring 609 for pulling, so that when the sampling cylinder 8 is lifted upwards from the metal solution, the top sealing plate 603 is automatically buckled by the tension of the tension spring 609, and the high-temperature burn in the sampling cylinder 8 is avoided for tightly holding the arm of the lifting rod.
According to the invention, the arc block 613 is arranged at the plane end of the bottom sealing plate 601, the arc block 613 is embedded in the arc groove 614, the connection between the bottom sealing plate 601 and the arc groove 616 is tensioned through the second tension spring 621, so that the bottom sealing plate 601 can be accurately embedded in the arc groove 616 when being contracted, the sealing gasket 615 is arranged on the inner wall of the arc groove 616, and the sealing performance of the bottom sealing plate 601 when being contracted is improved through the tight connection between the sealing gasket 615 and the arc block 613 and the arc groove 616.
According to the invention, the side surface of the inner wall of each spring hole 621 is provided with the guide groove 617 which inclines downwards, and the guide grooves 617 are communicated with the sliding groove 616, so that when the bottom sealing plate 601 is pushed away upwards by the resistance of the metal solution, the third cable buckle 618 slides in the sliding groove 616, the movement resistance of the bottom sealing plate 601 when being opened upwards is reduced, the movement interference of the third cable buckle 618 and the arc groove 614 is avoided, and the pushing resistance of the bottom sealing plate 601 when being pushed away upwards is favorably reduced.
The bottom end of the second bump 622 is provided with a plurality of second prismatic tables 624 protruding downwards, the second prismatic tables 624 are distributed at the bottom end of the second bump 622 at equal intervals, and a U-shaped groove is formed between two adjacent second prismatic tables 624; the bottom of the sealing groove 612 is provided with a plurality of first prismatic tables 623 which are matched with the second prismatic tables 624 in a sealing manner, the first prismatic tables 623 are distributed at the bottom of the sealing groove 612 at equal intervals, and a U-shaped groove is formed between every two adjacent first prismatic tables 623; wherein the first prism blocks 623 are embedded in the U-shaped groove between two adjacent second prism blocks 624.
In the invention, the first terrace edge 623 and the second terrace edge 624 are embedded into each other to form concave-convex matching, and the sealing part between the bottom end of the second bump 622 and the sealing groove 612 forms an S-shaped sealing surface through concave-convex matching, so that the sealing performance of the bottom sealing plate is improved, and the practicability of the device is improved.
Example 2
Referring to fig. 1-7, there are shown schematic overall structural diagrams of a liquid metal pouring melt sampling and analyzing device, which are the same as those in embodiment 1, and the differences therebetween are not described in this embodiment:
a circular hole 401 is formed in the center barrel 4, a supporting column 402 with a hollow structure is arranged at the axis position of the bottom end of the circular hole 401, a clamping groove is formed in the top end of the supporting column 402, the clamping grooves are distributed at equal intervals, the clamping grooves are U-shaped grooves with upward openings, square holes 404 are arranged on the outer wall of the center barrel 4 at equal intervals, the square holes 404 are communicated with the circular hole 401, two sliding holes 403 which are symmetrically distributed are formed in two sides of the inner wall of each square hole 404, wherein the top end of each square hole 404 is equal in height, and the height difference between the bottom ends of two adjacent square holes 404 is equal;
the top circle center of the circular hole 401 is provided with an upward through circular hole, a pull rod 2 is inserted into the circular hole, the bottom end of the pull rod 2 extends into the circular hole 401, the bottom end of the pull rod 2 is provided with a baffle 201, the top end of the baffle 201 is fixed with a pressure spring 405 at equal intervals on the outer circular surface of the pull rod 2, the top end of the pressure spring 405 is fixed on the top end surface of the circular hole 401, the bottom end of the baffle 201 is provided with a boss 202, the outer circular surface of the boss 202 is provided with lug plates 203 at equal intervals, and the surface of each lug plate 203 is provided with a hinge hole 204 which is horizontally arranged;
the hanging rod 5 penetrates through the square hole 404 and extends into the circular hole 401, two pins are arranged on the rod wall of the hanging rod 5 in the square hole 404, and the two pins are embedded into two different sliding holes 403; the tip that stretches into peg 5 in circular port 401 is provided with a couple 501 downwards, and the joint has movable pothook 502 in couple 501's the hook, and movable pothook 502 sets up to the U-shaped hook, and the intermediate position of movable pothook 502 articulates in the joint inslot on support column 402 top, and the other end of movable pothook 502 passes through the sliding fit mode and imbeds in hinge hole 204.
In the invention, the outer wall of the central cylinder 4 is provided with square holes 404 at equal intervals, the top end of each square hole 404 is equal in height, and the height difference between the bottom ends of two adjacent square holes 404 is equal; the hanging rod 5 embedded in the central cylinder 4 is different in descending depth of the liquid metal solution, so that the metal solutions with different depths in the liquid metal can be sampled conveniently, the metal solutions with different deep bottoms can be taken out by sampling once, and the accuracy of sampling analysis results is improved.
According to the invention, the pulling plate 2 is pulled downwards to drive the hook 502 to contract, and after the hook 502 contracts, the hanging plate 5 sinks by virtue of gravity, so that the operation simplicity of extracting metal solutions at different depths from the sampling cylinder 8 is improved.
In the invention, two symmetrical sliding holes 403 are arranged in a square hole 404, two pins are arranged on the rod wall of the hanging rod 5, and the two pins are embedded in two different sliding holes 403; make peg 5 lift in-process all keep the horizontality for the sampler barrel 8 all is in the state of standing upright at the in-process that goes up and down, is favorable to improving the stationarity of sampler barrel 8 when the metal solution sample, avoids sampler barrel 8 crooked after the sample is accomplished, and the metal solution that will take a sample and accomplish spills in the sampler barrel 8, improves the security of sample.
In addition, the material used for the device has the function of high temperature resistance, the melting point of the material for preparing the device is higher than that of the liquid metal melt, and any material higher than that of the liquid metal melt can be used as the preparation material of the device for sampling and analyzing the liquid metal casting melt.
The working principle of the invention is as follows: when using this liquid metal pouring fuse-element sample analytical equipment, at first, hold and carry pole 1, put down middle section of thick bamboo 4 perpendicularly in to the hydraulic metal, rely on the resistance of liquid metal to push bottom seal board 601 and top seal board 603 away downwards, liquid metal gets into the sampling tube in, secondly, pull up dead man 2 downwards, peg 5 relies on the gravity of sampling tube 8 to sink, bottom difference in height through each quad slit 404, make each sampling tube 8 sink to different depths, make this sampling device sample the liquid metal solution of different depths, take out the completion back, will carry pole 1 to rise perpendicularly upwards, can sample the liquid metal solution of different depths through this liquid metal pouring fuse-element sample analytical equipment.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a liquid metal pouring fuse-element sample analytical equipment, includes a center section of thick bamboo (4), its characterized in that: the top end of the central cylinder (4) is provided with an upright lifting rod (1), the axis position of the top end of the lifting rod (1) is provided with a pulling rod (2), the outer circular surface of the central cylinder (4) is provided with hanging rods (5) at equal intervals, the hanging rods (5) are perpendicular to the lifting rod (1), and the top end of each hanging rod (5) is fixed with a sampling cylinder (8);
each sampling cylinder (8) comprises a straight plate (6) and an arc-shaped plate (3), the sampling cylinders (8) are formed by splicing a straight plate (6) with a square structure and an arc-shaped plate (3) with a semicircular structure, and the upper ends and the lower ends of the spliced sampling cylinders (8) are communicated;
a hinging seat (602) is mounted at the top end of the straight plate (6), a top sealing plate (603) is hinged to the hinging seat (602), the top sealing plate (603) is of a semicircular structure, a hollow cavity (604) is arranged inside the top sealing plate (603), a second cable buckle (610) is arranged at the bottom of the top sealing plate (603), a first cable buckle (608) is arranged on the inner wall of the straight plate (6), a tension spring (609) is connected between the first cable buckle (608) and the second cable buckle (610), and a first clamping seat (606) is arranged on the inner wall of the arc-shaped plate (3) and close to the top end of the arc-shaped plate (3);
an arc groove (614) parallel to the bottom surface of the straight plate (6) is formed in the bottom end of the straight plate (6), a sealing gasket (615) is installed on the inner wall of the arc groove (614), a plurality of tension spring holes (620) are formed in the bottom surface of the inner wall of the arc groove (614) and are distributed at equal intervals, a fourth cable buckle (619) is arranged on the bottom surface of the inner wall of each tension spring hole (620), a guide groove (617) inclining downwards is formed in the side surface of the inner wall of each tension spring hole (620), the guide groove (617) is communicated with a sliding groove (616), the sliding groove (616) is formed in the bottom surface of the arc groove (614), and the sliding groove (616) is communicated with the tension spring holes (620);
a movable bottom sealing plate (601) is arranged at the bottom end of the straight plate (6), the bottom sealing plate (601) is arranged to be a semicircular structure, an arc block (613) is arranged at the plane end of the bottom sealing plate (601), a plurality of third cable buckles (618) are arranged on the arc surface of the arc block (613) and distributed at equal intervals, each third cable buckle (618) is embedded into a tension spring hole (620), and a second tension spring (621) is connected between each third cable buckle (618) and a fourth cable buckle (619);
the bottom of bottom seal board (601) just is close to the arc surface in bottom seal board (601) and is provided with second lug (622), the inner wall of arc (3) just is close to and is provided with second joint seat (611) in the bottom of arc (3), the top of second joint seat (611) is provided with seals assorted seal groove (612) with second lug (622).
2. A liquid metal casting melt sampling analysis device according to claim 1, wherein: the bottom end of each second bump (622) is provided with a plurality of second prismatic platforms (624) protruding downwards, the second prismatic platforms (624) are distributed at the bottom end of each second bump (622) at equal intervals, and a U-shaped groove is formed between every two adjacent second prismatic platforms (624);
the groove bottom of the sealing groove (612) is provided with a plurality of first prismatic tables (623) which are matched with the second prismatic tables (624) in a sealing mode, the first prismatic tables (623) are distributed at the groove bottom of the sealing groove (612) at equal intervals, and a U-shaped groove is formed between every two adjacent first prismatic tables (623);
wherein the first prismatic table (623) is embedded in the U-shaped groove of two adjacent second prismatic tables (624).
3. A liquid metal casting melt sampling analysis device according to claim 1, wherein: the bottom of the top sealing plate (603) and the arc surface close to the top sealing plate (603) are provided with a convex column (605), and the top end of the first clamping seat (606) is provided with a clamping groove (607) matched with the convex column (605) in a sealing manner.
4. A liquid metal casting melt sampling analysis device according to claim 1, wherein: a circular hole (401) is formed in the central cylinder (4), a supporting column (402) with a hollow structure is arranged at the axis position of the bottom end of the circular hole (401), a clamping groove is formed in the top end of the supporting column (402), square holes (404) are formed in the outer wall of the central cylinder (4) at equal intervals, the square holes (404) are communicated with the circular hole (401), two sliding holes (403) are symmetrically distributed on two sides of the inner wall of each square hole (404), the top end of each square hole (404) is equal in height, the bottom ends of two adjacent square holes (404) have a height difference, and the height difference between the bottom ends of two adjacent square holes (404) is equal;
the circular hole structure is characterized in that an upward through circular hole is formed in the circle center of the top end of the circular hole (401), a pulling rod (2) is inserted into the circular hole, the bottom end of the pulling rod (2) extends into the circular hole (401), a baffle (201) is arranged at the bottom end of the pulling rod (2), pressure springs (405) are fixed to the top end of the baffle (201) and the outer circular surface of the pulling rod (2) at equal intervals, the top end of the pressure spring (405) is fixed to the top end surface of the circular hole (401), bosses (202) are arranged at the bottom end of the baffle (201), lug plates (203) are arranged on the outer circular surface of the bosses (202) at equal intervals, and a hinge hole (204) which is horizontally arranged is formed in the plate surface of each lug;
the hanging rod (5) penetrates through the square hole (404) and extends into the circular hole (401), two pins are arranged on the rod wall of the hanging rod (5) in the square hole (404), and the two pins are embedded into two different sliding holes (403);
stretch into in circular port (401) the tip of peg (5) is provided with a couple (501) downwards, the joint has movable pothook (502) in the hook of couple (501), activity pothook (502) set up to the U-shaped hook, the intermediate position of activity pothook (502) articulates in the joint inslot on support column (402) top, the other end of activity pothook (502) passes through the sliding fit mode and imbeds in hinge hole (204).
5. A liquid metal casting melt sampling analysis device according to claim 4, wherein: the top of support column (402) is provided with the joint groove of equidistant distribution, and the joint groove sets up to the U-shaped groove of opening up.
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| CN111397970B (en) * | 2020-04-29 | 2022-03-01 | 中国核动力研究设计院 | Liquid metal sampler and liquid metal sampling method |
| CN112345307B (en) * | 2020-11-01 | 2024-05-28 | 百色学院 | Liquid heavy metal loop sampling device and use method thereof |
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