CN211504784U

CN211504784U - Copper liquid sampling device

Info

Publication number: CN211504784U
Application number: CN201922469310.9U
Authority: CN
Inventors: 李士锋; 石军; 王硕
Original assignee: Chongqing Pinghu Jinlong Precision Copper Pipe Co ltd
Current assignee: Chongqing Pinghu Jinlong Precision Copper Pipe Co ltd; Zhongke Jinlong Metal Material Development Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-09-15
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a copper liquid sampling device, relates to sampling tool technical field, and the technical scheme who adopts includes sampling rod, anchor clamps and carriage release lever, the sampling rod front end is provided with the sample recess, and the rear end is connected with anchor clamps, anchor clamps fixed connection is at the front end of carriage release lever. The utility model discloses a set up sample recess and replace crucible and mould on the sampling rod, high temperature copper liquid and air area of contact are little, have greatly reduced the influence of oxidation reaction to the testing result.

Description

Copper liquid sampling device

Technical Field

The utility model relates to a sampling tool technical field especially relates to a copper liquid sampling device.

Background

In the smelting process of the copper liquid, the impurity content, such as phosphorus content, in the copper liquid needs to be sampled and detected to judge the quality of the copper liquid. Generally, a crucible is used to extend into a melting furnace, the copper liquid 7 is scooped out and poured into a sampling mold, and the mold is conveyed to a cooler to be cooled to normal temperature and then detected. Impurities in the high-temperature copper liquid are easy to generate oxidation reaction after contacting with oxygen in the air, so that impurity components are changed, the detection result is influenced, the copper liquid and the air are fully contacted in the pouring process of pouring the copper liquid into the mold from the crucible, and the deviation of the detection result is larger. The processes of sampling, pouring and transporting the mould are mostly manually operated, and no small safety risk exists in a high-temperature environment.

SUMMERY OF THE UTILITY MODEL

Topple over the problem that the process caused the result deviation to be big among the prior art scheme, the utility model provides a copper liquid sampling device.

The utility model provides a following technical scheme: the utility model provides a copper liquid sampling device, includes sampling rod, anchor clamps and carriage release lever, the sampling rod front end is provided with the sample recess, and the rear end is connected with anchor clamps, anchor clamps fixed connection is at the front end of carriage release lever.

By adopting the technical scheme, the clamp can conveniently connect or separate the sampling rod and the sampling device; through set up the sample recess on the sampling rod, can a certain amount of copper liquid of splendid attire, and the small of sampling rod, can put into the cooler together with the copper liquid and cool off, avoided empting the step in original sample flow, the area of contact of copper liquid and air is little, and oxidation reaction is less to the influence of sample result.

Preferably, an extension tube is connected between the sampling rod and the clamp.

Through the technical scheme who adopts above, the extension pipe can prolong the length of sampling rod, takes a sample to deep copper liquid, avoids anchor clamps to stretch into and causes the damage in the copper liquid.

Preferably, a bracket is arranged between the clamp and the moving rod, the bracket comprises a rotating plate, a cover plate and a rear plate, cylindrical protrusions are arranged on two sides of the clamp along the length direction, the protrusions are hinged with the front end of the rotating plate, and the top surface of the rear end of the rotating plate is fixedly connected with the bottom surface of the cover plate; the rear ends of the rotating plate and the cover plate are fixedly connected with the rear plate; the rear plate is connected to the movable rod; the length of the cover plate is larger than the distance between the rear end of the clamp and the rear plate in the horizontal state.

Through the technical scheme who adopts above, the apron has restricted anchor clamps and sampling rod can only upwards rotate, conveniently puts into the cooler with the sampling rod level.

Preferably, the moving rod is provided with a linear motion module; the linear motion module comprises a bottom plate, a bearing seat is arranged at the front end of the bottom plate, a sliding bearing is arranged at the top of the bearing seat, and the sliding bearing is in clearance fit with the moving rod; the rear end of the bottom plate is also provided with a power device, a rotating shaft of the power device is fixedly connected with a screw rod, and one end of the screw rod, far away from the power device, is rotatably connected with a bearing seat; the outer surface of the screw rod is movably connected with a nut sleeve, and meshed threads are arranged on the outer surface of the screw rod and the inner wall of the nut sleeve; the top surface of the nut sleeve is provided with a rotor seat, the top surface of the rotor seat is provided with a rotor, and the rotor is fixedly connected with the rear end of the movable rod; the base plate is further provided with a plurality of sliding rails, a plurality of sliding blocks are arranged on the sliding rails, and the sliding blocks are fixedly connected with the rotor base.

Through the technical scheme who adopts above, through the threaded connection mode between nut cover and the lead screw, power device drives the lead screw rotation, can drive the nut cover and carry out linear direction's displacement to this promotes carriage release lever and sampling rod, stretches into the copper liquid with the sampling rod.

Preferably, the bottom of the bottom plate is hinged with a fixed rod and a telescopic rod, and the bottoms of the fixed rod and the telescopic rod are hinged with a base; the base bottom still is provided with a plurality of universal wheels.

By adopting the technical scheme, the fixed rod and the telescopic rod are hinged between the bottom plate and the base, and the height and the angle of the linear motion module can be flexibly adjusted by adjusting the height and the angle of the telescopic rod so as to adapt to different detection environments; the universal wheels strengthen the moving capability of the sampling device and accelerate the conveying speed of the sample, thereby reducing the time of exposing the high-temperature copper liquid in the air and further weakening the influence of oxidation reaction on the detection result.

As a specific implementation mode, the clamp comprises a shell, a pressure cavity is arranged in the shell, a piston is arranged in the pressure cavity, a push rod is arranged on the side wall of the piston, and the push rod penetrates through the side wall of the pressure cavity and is connected with a conical head; the one end that the pressure chamber was kept away from to the shell is provided with the opening, and rotates through two bolts respectively and is connected with two pincers, two pincers are symmetrical about the central line of shell, and all be connected with compression spring between the lateral wall of shell.

Through the technical scheme who adopts above, can change the angle between the clamp through the piston promotion conical head, clip the sampling rod steadily, compress tightly compression spring simultaneously. When the piston pulls back the conical head, the compression spring rebounds to open the clamp and release the sampling rod.

Preferably, the clamp comprises a rotating part, and the rotating part is triangular; one side of the rotating part facing the conical head is a round angle, and one side of the rotating part far away from the conical head is connected with a long-strip-shaped clamping part.

Through the technical scheme who adopts above, the conical head inserts between two clamps, and the side extrusion clamp of cone angle is towards the side of cone angle, gives the clamp an outside power, forces the rotation portion to rotate to the outside, and the clamping part then rotates to the inside, extrudes the sampling rod, produces frictional force and presss from both sides the sampling rod.

Preferably, the length S of the bottom surface of the conical head is greater than the distance L between the two pins.

Through adopting above technical scheme, can make the conical head when stretching into between two clamps, the contact point of conical head and clamp, the stress point of clamp promptly between the lateral wall of bolt and shell makes the rotation direction of clamp not take place the reversal.

Preferably, the pressure chambers of the telescopic rod and the clamp are connected with different pressure pumps and pressure relief valves through high-pressure hoses, and the pressure pumps are arranged on the base.

Through adopting above technical scheme, telescopic link and pressure chamber are connected with different force pumps, can make them have solitary motion state, each other noninterference. And opening the pressure release valve, gradually reducing the pressure in the telescopic rod and the pressure cavity, and restoring the telescopic rod or the piston to the original position.

Preferably, the system further comprises a controller, and the controller is in signal connection with the pressure pump, the pressure relief valve and the power device.

Through adopting above technical scheme, the controller can control opening and closing of force pump, relief valve, power device, adjusts the size of atmospheric pressure and step motor's stroke.

The utility model has the advantages as follows: the sampling rod is provided with the sampling groove, so that the dual functions of a crucible and a mold are achieved, the contact area of high-temperature copper liquid and air is small, and the influence of oxidation reaction on a detection result is greatly reduced; through the linear motion module, the telescopic rod and the extension pipe, the sampling angle and depth can be flexibly adjusted, manual operation is replaced, and safety risk is reduced; the universal wheel enhances the convenience and stability of sample transportation, reduces the transportation time of the sample, and weakens the influence of oxidation reaction on the detection result.

Drawings

Fig. 1 is a schematic diagram of the operation of an embodiment of the present invention.

Fig. 2 is a three-dimensional schematic diagram of an embodiment of the present invention.

Fig. 3 is a side view of an embodiment of the present invention.

Fig. 4 is a schematic view of an embodiment of the extension tube of the present invention.

Fig. 5 is a schematic structural diagram i of an embodiment of the bracket of the present invention.

Fig. 6 is a schematic structural diagram ii of an embodiment of the bracket of the present invention.

Fig. 7 is a sectional view taken along line a-a of fig. 2.

Fig. 8 is a schematic structural diagram i of an embodiment of the clamp of the present invention.

Fig. 9 is a schematic structural diagram ii of an embodiment of the clamp of the present invention.

Reference numerals: 1-sampling rod, 11-sampling groove, 12-extension tube, 2-clamp, 21-protrusion, 22-housing, 23-pressure chamber, 24-piston, 25-push rod, 26-conical head, 27-latch, 28-clamp, 281-rotating part, 282-clamping part, 29-compression spring, 3-moving rod, 4-support, 41-rotating plate, 42-cover plate, 43-back plate, 5-linear motion module, 501-bottom plate, 502-bearing seat, 503-sliding bearing, 504-power device, 505-screw rod, 506-nut sleeve, 507-rotor seat, 508-rotor, 509-sliding rail, 510-slide block, 6-base, 61-fixing rod, 62-telescopic rod, 63-universal wheel, 7-copper liquid.

Detailed Description

The embodiments of the present invention will be described in more detail below with reference to the accompanying drawings and reference numerals, so that those skilled in the art can implement the embodiments after studying the specification. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The utility model provides a copper liquid sampling device as shown in figure 1, figure 2 and figure 3, including sampling rod 1, anchor clamps 2 and carriage release lever 3, 1 front end of sampling rod is provided with sample recess 11, and the rear end is connected with

anchor clamps

2, 2 fixed connection of anchor clamps are at the front end of carriage release lever 3.

The sampling rod can be made of graphite, the melting point of the graphite is 3850 +/-50 ℃, the thermal expansion coefficient is very small, the strength is enhanced along with the increase of the temperature, the graphite can not be damaged in high-temperature copper water completely, and the graphite can be used repeatedly; the bottom of the sampling rod can be provided with a plane, so that the sampling rod is stably placed on a horizontal plane; the sampling groove can be manufactured according to the shape of the existing sampling mold. The clamp can stably fix the sampling rod. The movable rod can be made of stainless steel and is used for expanding the sampling range of the sampling rod.

The utility model discloses when the sample, can be with the sample recess of graphite rod up, use anchor clamps to press from both sides the graphite rod tightly, extend the carriage release lever again and stretch into the sampling rod and take a sample in the copper water. After sampling, the sampling rod is placed in the cooler, the clamp is loosened, and the movable rod is retracted. In the sampling process, the copper liquid is only contacted with the air at the opening of the sampling groove, the contact area is small, and the influence of oxidation reaction on the detection result is weakened.

As shown in fig. 4, an extension tube 12 is connected between the sampling rod 1 and the clamp 2.

If the sampling rod is a standard part with unchangeable length, the clamp is protected from being damaged by copper liquid, and a waste steel pipe can be selected to be manufactured into an extension pipe and sleeved on the sampling rod, so that the sampling depth and range are increased. The connection mode between the sampling rod and the extension tube can be selected from threaded connection or connection by punching and then fastening by using bolts.

As shown in fig. 5 and 6, a bracket 4 is arranged between the clamp 2 and the moving rod 3, the bracket 4 includes a rotating plate 41, a cover plate 42 and a rear plate 43, two sides of the clamp 2 along the length direction are provided with cylindrical protrusions 21, the protrusions 21 are hinged with the front end of the rotating plate 41, and the top surface of the rear end of the rotating plate 41 is fixedly connected with the bottom surface of the cover plate 42; the rear ends of the rotating plate 41 and the cover plate 42 are fixedly connected with a rear plate 43; the rear plate 43 is connected to the moving rod 3; the length of the cover plate 42 is greater than the distance between the rear end of the jig 2 and the rear plate 43 in the horizontal state.

The support can make anchor clamps and sampling rod can only carry out clockwise rotation, conveniently puts the sampling rod into the cooler flatly, produces the state that vibrations influence sample copper liquid when preventing to loosen anchor clamps. Under the horizontal state, the gravity center of the sampling rod and the clamp is positioned between the protrusion and the sampling rod, so that the sampling rod and the clamp have the tendency of anticlockwise rotation, but the cover plate is propped against the rear end of the clamp to stop the rotation tendency, and the limiting effect is achieved. The sample rod is laid flat as shown in FIG. 5. The bracket can be made of stainless steel.

As shown in fig. 2, 3 and 7, the moving bar 3 is provided with a linear motion module 5; the linear motion module 5 comprises a bottom plate 501, a bearing seat 502 is arranged at the front end of the bottom plate 501, a sliding bearing 503 is arranged at the top of the bearing seat 502, and the sliding bearing 503 is in clearance fit with the moving rod 3; the rear end of the bottom plate 501 is also provided with a power device 504, a rotating shaft of the power device 504 is fixedly connected with a screw rod 505, and one end of the screw rod 505, which is far away from the power device 504, is rotatably connected with a bearing seat 502; the outer surface of the screw rod 505 is movably connected with a nut sleeve 506, and meshed threads are arranged on the outer surface of the screw rod 505 and the inner wall of the nut sleeve 506; the top surface of the nut sleeve 506 is provided with a rotor seat 507, the top surface of the rotor seat 507 is provided with a rotor 508, and the rotor 508 is fixedly connected with the rear end of the movable rod 3; the base plate 501 is further provided with a plurality of sliding rails 509, the sliding rails 509 are provided with a plurality of sliding blocks 510, and the sliding blocks 510 are fixedly connected with the rotor base 507.

Through the threaded connection mode between the nut sleeve and the screw rod, when the power device drives the screw rod to rotate, the nut sleeve, the rotor seat and the rotor can be driven to move in the linear direction, and when the rotor moves, the movable rod is driven to move in a linear reciprocating mode. The slide rail and the slide block can limit the rotor base to be in a state parallel to the base plate. And the machine is adopted to replace manual operation, so that the safety risk is reduced.

The power device can select a Y80L2-4 small-sized stepping motor, and has excellent start-stop and reverse response; and other components of the linear motion module can be made of stainless steel.

Preferably, the bottom of the bottom plate 501 is hinged with a fixed rod 61 and a telescopic rod 62, and the bottoms of the fixed rod 61 and the telescopic rod 62 are hinged with a base 6; the bottom of the base 6 is also provided with a plurality of universal wheels 63.

The pneumatic telescopic rod made of stainless steel can be selected as the telescopic rod, the cost is low, and the sampling angle can be flexibly changed by adjusting the length of the telescopic rod; the fixing rod can be made of stainless steel; the connecting modes among the fixed rod, the telescopic rod, the bottom plate and the base can be selected to be hinged and in interference fit, so that the flexibility and the stability of the structure are improved; KT-A type universal wheel can be selected as the universal wheel, and convenience and stability of sample conveying are enhanced.

In a preferred embodiment of the present invention, during sampling, as shown in fig. 1, the length of the retractable rod can be adjusted to determine the angle of sampling, and the linear motion module is restarted to push the movable rod to move forward, so as to drive the sampling rod to extend into the molten copper for sampling. After the sample, with the carriage release lever answer the normal position, promote the base and remove near the cooler with sampling device, utilize the universal wheel to aim at the opening of cooler with the sampling rod, the carriage release lever antedisplacement stretches into the cooler with the sampling rod in, unclamp anchor clamps, returns the carriage release lever at last.

As shown in fig. 8 and 9, the fixture 2 includes a housing 22, a pressure chamber 23 is provided in the housing 22, a piston 24 is provided in the pressure chamber 23, a push rod 25 is provided on a side wall of the piston 24, the push rod 25 penetrates through the side wall of the pressure chamber 23 and is connected with a conical head 26; the end of the housing 22 away from the pressure chamber 23 is provided with an opening, and two clamps 28 are rotatably connected through two bolts 27, respectively, the two clamps 28 are symmetrical about the center line of the housing 22, and a compression spring 29 is connected between the two clamps and the side wall of the housing 22.

The clamp can feed pressure in a pressure cavity in an atmospheric pressure increasing mode to push the piston to move forwards, and the push rod drives the conical head to extrude the two clamps, so that the two clamps rotate around respective plugs, and the sampling rod is clamped. All components of the clamp can be made of stainless steel. A certain gap is reserved between the rings of the compression spring, when external force is applied to the compression spring, the compression spring contracts and deforms and is stored as deformation energy, and when the external force disappears, the deformation energy enables the clamp to reset.

Preferably, the clamp 28 comprises a rotating portion 281, the rotating portion 281 being triangular; the side of the rotating portion 281 facing the cone head 26 is rounded, and the side of the rotating portion 281 away from the cone head 26 is connected with an elongated clamping portion 282.

When no pressure is applied to the pressure chamber, the state of the jig is as shown in fig. 8. The round angle of the rotating part can make the contact surface of the conical head and the rotating part smoother when the conical head extrudes the rotating part; the inner surface of the clamping part can be roughened to increase friction. The state of the components when the clamp clamps the sampling rod is shown in fig. 9.

Preferably, the length S of the bottom surface of the conical head 26 is greater than the distance L between the two pins 27.

As shown in fig. 8 and 9, when the length S of the bottom surface of the conical head is greater than the distance L between the two pins, the contact point between the conical head and the clamp, i.e., the force bearing point of the clamp, is between the pins and the side wall of the housing, so that the force bearing direction of the clamp does not reverse during the rotation process.

Preferably, the pressure chamber 23 of the extension rod 62 and the clamp 2 are connected with different pressure pumps and pressure relief valves through high-pressure hoses, and the pressure pumps are arranged on the base.

The pressure pump can be selected from an S-86-JN-2 air pressure pump to provide power for the telescopic rod and the clamp; the pressure relief valve can be selected from a J961h-16c electric stop valve, and when the pressure relief valve is opened, the telescopic rod or the piston slowly returns to the original position.

The controller can select a C8051F type singlechip, can control the opening and closing of a pressure pump, a pressure release valve and a power device, and can adjust the air pressure and the stroke of the stepping motor.

The above is an embodiment of the present invention, and the description thereof is specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a copper liquid sampling device which characterized in that: including sampling rod (1), anchor clamps (2) and carriage release lever (3), sampling rod (1) front end is provided with sample recess (11), and the rear end is connected with anchor clamps (2), anchor clamps (2) fixed connection is at the front end of carriage release lever (3).

2. The copper liquid sampling device according to claim 1, wherein: an extension pipe (12) is connected between the sampling rod (1) and the clamp (2).

3. The copper liquid sampling device according to claim 1, wherein: a support (4) is arranged between the clamp (2) and the moving rod (3), the support (4) comprises a rotating plate (41), a cover plate (42) and a rear plate (43), cylindrical protrusions (21) are arranged on two sides of the clamp (2) along the length direction, the protrusions (21) are hinged to the front end of the rotating plate (41), and the top surface of the rear end of the rotating plate (41) is fixedly connected with the bottom surface of the cover plate (42); the rear ends of the rotating plate (41) and the cover plate (42) are fixedly connected with a rear plate (43); the rear plate (43) is connected to the moving rod (3); the length of the cover plate (42) is larger than the distance between the rear end of the clamp (2) and the rear plate (43) in the horizontal state.

4. The copper liquid sampling device according to claim 1, wherein: the moving rod (3) is provided with a linear motion module (5); the linear motion module (5) comprises a bottom plate (501), a bearing seat (502) is arranged at the front end of the bottom plate (501), a sliding bearing (503) is arranged at the top of the bearing seat (502), and the sliding bearing (503) is in clearance fit with the moving rod (3); the rear end of the bottom plate (501) is also provided with a power device (504), a rotating shaft of the power device (504) is fixedly connected with a screw rod (505), and one end, far away from the power device (504), of the screw rod (505) is rotatably connected with a bearing seat (502); the outer surface of the screw rod (505) is movably connected with a nut sleeve (506), and meshed threads are arranged on the outer surface of the screw rod (505) and the inner wall of the nut sleeve (506); the top surface of the nut sleeve (506) is provided with a rotor seat (507), the top surface of the rotor seat (507) is provided with a rotor (508), and the rotor (508) is fixedly connected with the rear end of the movable rod (3); still be provided with a plurality of slide rails (509) on bottom plate (501), be provided with a plurality of sliders (510) on slide rail (509), slider (510) and rotor seat (507) fixed connection.

5. The copper liquid sampling device according to claim 4, wherein: the bottom of the bottom plate (501) is hinged with a fixed rod (61) and a telescopic rod (62), and the bottoms of the fixed rod (61) and the telescopic rod (62) are hinged with a base (6); the bottom of the base (6) is also provided with a plurality of universal wheels (63).

6. The copper liquid sampling device according to claim 5, wherein: the clamp (2) comprises a shell (22), a pressure cavity (23) is arranged in the shell (22), a piston (24) is arranged in the pressure cavity (23), a push rod (25) is arranged on the side wall of the piston (24), and the push rod (25) penetrates through the side wall of the pressure cavity (23) and is connected with a conical head (26); one end of the shell (22) far away from the pressure cavity (23) is provided with an opening, the opening is respectively connected with two clamps (28) through two bolts (27) in a rotating mode, the two clamps (28) are symmetrical about the central line of the shell (22), and compression springs (29) are connected between the two clamps and the side wall of the shell (22).

7. The copper liquid sampling device according to claim 6, wherein: the clamp (28) comprises a rotating portion (281), the rotating portion (281) being triangular; one side of the rotating part (281) facing the conical head (26) is a round angle, and one side of the rotating part (281) far away from the conical head (26) is connected with an elongated clamping part (282).

8. The copper liquid sampling device according to claim 7, wherein: the length S of the bottom surface of the conical head (26) is larger than the distance L between the two bolts (27).

9. The copper liquid sampling device according to claim 6, wherein: the pressure cavity (23) of the telescopic rod (62) and the clamp (2) are connected with different pressure pumps and pressure relief valves through high-pressure hoses, and the pressure pumps are arranged on the base.

10. The copper liquid sampling device according to claim 9, wherein: the device further comprises a controller, and the controller is in signal connection with the pressure pump, the pressure release valve and the power device.