CN117019240B - Constant temperature test box with adjustable temperature for paraffin processing - Google Patents

Constant temperature test box with adjustable temperature for paraffin processing Download PDF

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Publication number
CN117019240B
CN117019240B CN202311090195.9A CN202311090195A CN117019240B CN 117019240 B CN117019240 B CN 117019240B CN 202311090195 A CN202311090195 A CN 202311090195A CN 117019240 B CN117019240 B CN 117019240B
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China
Prior art keywords
fixedly connected
test box
box body
top end
air
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Active
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CN202311090195.9A
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Chinese (zh)
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CN117019240A (en
Inventor
李月芹
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Hebei Huaming Wax Industry Co ltd
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Hebei Huaming Wax Industry Co ltd
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Priority to CN202311090195.9A priority Critical patent/CN117019240B/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L1/00Enclosures; Chambers
    • B01L1/02Air-pressure chambers; Air-locks therefor
    • B01L1/025Environmental chambers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L7/00Heating or cooling apparatus; Heat insulating devices
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26Oils; Viscous liquids; Paints; Inks
    • G01N33/28Oils, i.e. hydrocarbon liquids
    • G01N33/2805Oils, i.e. hydrocarbon liquids investigating the resistance to heat or oxidation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2279/00Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses
    • B01D2279/35Filters adapted for separating dispersed particles from gases or vapours specially modified for specific uses for venting arrangements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2200/00Solutions for specific problems relating to chemical or physical laboratory apparatus
    • B01L2200/06Fluid handling related problems
    • B01L2200/0689Sealing
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00Additional constructional details
    • B01L2300/04Closures and closing means
    • B01L2300/041Connecting closures to device or container
    • B01L2300/043Hinged closures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00Additional constructional details
    • B01L2300/04Closures and closing means
    • B01L2300/046Function or devices integrated in the closure
    • B01L2300/048Function or devices integrated in the closure enabling gas exchange, e.g. vents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00Additional constructional details
    • B01L2300/06Auxiliary integrated devices, integrated components
    • B01L2300/0681Filter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01LCHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
    • B01L2300/00Additional constructional details
    • B01L2300/18Means for temperature control
    • B01L2300/1838Means for temperature control using fluid heat transfer medium

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Clinical Laboratory Science (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)

Abstract

The invention relates to the technical field of paraffin processing equipment and provides a constant temperature test box with adjustable temperature for paraffin processing, which comprises a test box body, a positioning seat, a connecting shell and a filter screen, wherein a shielding auxiliary device is arranged at the top end of the test box body above the filter screen; a transposition air entraining assembly; and (5) cyclically pulling the piece. According to the invention, through arranging the transposition air entraining component, the driving motor output end drives the connecting shaft to drive the rotary disc to forward rotate for one hundred sixty degrees, and the driving motor output end drives the rotary disc to forward rotate for one hundred sixty degrees, and then the driving motor output end drives the rotary disc to reversely rotate to reset, so that the range of hot gas spraying by the jet head is enlarged, and the heat can be uniformly distributed in the test box body, thereby avoiding uneven heat distribution in the test box body, further improving the precision of testing paraffin workpieces, and solving the problem of uneven heat distribution in the test box body in the prior art.

Description

Constant temperature test box with adjustable temperature for paraffin processing
Technical Field
The invention relates to the technical field of paraffin processing equipment, in particular to a constant temperature test box with adjustable temperature for paraffin processing.
Background
Paraffin wax, also called crystalline wax, is a non-polar solvent which is soluble in gasoline, carbon disulfide, xylene, diethyl ether, benzene, chloroform, carbon tetrachloride, naphtha and other non-polar solvents, is insoluble in water, methanol and other polar solvents, and the paraffin wax needs to be tested for stability of paraffin wax products at different temperatures after being processed by a special constant temperature test box in the processing process.
Under the prior art condition, paraffin products are tested, the products to be tested are placed in an incubator, the side wall of the incubator is provided with vent holes, indoor air enters the incubator through the vent holes in the side wall of the incubator, the indoor temperature is easily affected by the external environment, after the indoor air enters the incubator, the temperature in the incubator is inconsistent with the indoor temperature, the temperature in the incubator cannot meet the testing requirement, and when the temperature in the incubator is identical with the room temperature near the vent holes, the speed of the indoor air entering the incubator is slowed down, the temperature far away from the vent holes in the incubator is easily inconsistent with the temperature at the vent holes, so that the temperature distribution in the incubator is uneven, the temperature in the incubator cannot meet the corresponding testing requirement, the accuracy of the products to be tested is affected, and the temperature-adjustable constant-temperature testing incubator for paraffin processing is provided for solving the problems
Disclosure of Invention
The invention provides a constant temperature test box with adjustable temperature for paraffin processing, which solves the problems that the speed of indoor air flowing into the box body is slowed down, the temperature of the box body far away from a vent hole is very easy to be inconsistent with the temperature of the vent hole, and the temperature distribution in the box body is uneven, so that the temperature in the box body can not meet corresponding test requirements, and the accuracy of a product to be tested is affected.
The technical scheme of the invention is as follows: the constant temperature test box with the adjustable temperature for paraffin processing comprises a test box body, wherein a positioning seat is fixedly connected inside the test box body, a connecting shell is fixedly connected at an air inlet and an air outlet at the top end of the test box body, a filter screen is fixedly connected at the top end of the connecting shell, and a shielding auxiliary device is arranged above the filter screen at the top end of the test box body; a fan is arranged in the connecting shell, a heating pipe is arranged below the fan at an air inlet at the top end of the testing box body, and a transposition air-entraining component is arranged at the bottom end of the air inlet of the testing box body; the inside rotation of test box body is connected with the capstan, the bottom fixedly connected with air guide ring of capstan, the bottom fixedly connected with first mount of air guide ring, one side of first mount is provided with a plurality of temperature sensor, temperature sensor's outside is provided with the circulation and pulls the piece.
As still further aspects of the invention: the transposition air entraining assembly comprises a U-shaped frame fixedly connected to the top end of the inner side of the test box body, a driving motor is mounted on the inner side of the U-shaped frame, the output end of the driving motor is connected with a connecting shaft, the connecting shaft is fixedly connected with a rotary disc, an air guide hose is fixedly connected to an air inlet of the air guide ring, one end of the air guide hose is fixedly connected with an air inlet of the test box body, a guide pipe is fixedly connected to an air outlet of the air guide ring, a corrugated pipe is fixedly connected to the air outlet of the guide pipe, a jet head is mounted at one end of the corrugated pipe, and the top end of the rotary disc is located on one side of the air guide hose and fixedly connected with an annular shell.
As still further aspects of the invention: the circulating pulling piece comprises a circular ring fixedly connected with the outer wall of the corrugated pipe, two ends of the circular ring are fixedly connected with rectangular plates, the rectangular plates are arranged on one side of the temperature sensor, the inner side of the first fixing frame is fixedly connected with an L-shaped seat, the top end of the L-shaped seat is fixedly connected with a third rectangular guide rod, one end of the rectangular plate is fixedly connected with a sliding block, the sliding block is slidably connected with the outer wall of the third rectangular guide rod, the inner side top end of the sliding block is fixedly connected with a compression spring, one end of the compression spring is fixedly connected with the L-shaped seat, and one side of the rectangular plate is provided with a transverse pushing traction device.
As still further aspects of the invention: the rings are provided with a plurality of rings, and every two rings are fixedly connected through one rectangular plate.
As still further aspects of the invention: the circulation is pulled the piece and is still including fixed connection in the connecting rod on the inboard top of test box body, the bottom fixedly connected with straight-tooth wheel ring of connecting rod, the inboard rotation of capstan is connected with two pivots, the top of pivot runs through to the top fixedly connected with first straight-tooth wheel of capstan, just first straight-tooth wheel with straight-tooth wheel ring meshes mutually, the bottom fixedly connected with of pivot revolves the ejector pad, the bottom of revolving the ejector pad is provided with the slope cambered surface, the top fixedly connected with spherical pole of slider, the spherical pole supports on the slope cambered surface.
As still further aspects of the invention: the transverse pushing tractor is fixedly connected to an auxiliary frame on the inner side of the rectangular plate, a second unidirectional threaded screw rod is connected to the inner side of the auxiliary frame in a rotating mode, one end of the second unidirectional threaded screw rod penetrates through the outer portion of the auxiliary frame and is fixedly connected with a third straight gear, an L-shaped transverse pushing block is sleeved on the outer wall of the second unidirectional threaded screw rod, one end of the L-shaped transverse pushing block penetrates through the outer portion of the rectangular plate and is fixedly connected with the temperature sensor, a connecting rod is fixedly connected to the inner side of the first fixing frame, and one end of the connecting rod is fixedly connected with a second rack meshed with the third straight gear.
As still further aspects of the invention: the shielding auxiliary device comprises a first rectangular guide rod fixedly connected to the top end of the test box body, a sealing cover is slidably connected to the outer wall of the first rectangular guide rod, the sealing cover is arranged above the filter screen, a reset spring is fixedly connected to the bottom end of the sealing cover, one end of the reset spring is fixedly connected with the test box body, a winding roller is fixedly connected to the bottom end of the rotating shaft, a pulling rope is wound on the outer wall of the winding roller, one end of the pulling rope is fixedly connected with the sealing cover, a second fixing frame is fixedly connected to the top end of the rotating disc, a guide wheel is connected to the inner side of the second fixing frame in a rotating mode, the pulling rope is attached to the outer wall of the guide wheel, and a sweeping component is arranged at the bottom end of the sealing cover and the top end of the connecting shell.
As still further aspects of the invention: the cleaning assembly comprises a fixing seat fixedly connected to the top end of the connecting shell, a first unidirectional threaded screw rod is rotatably connected to the inner side of the fixing seat, a second rectangular guide rod is fixedly connected to the upper portion of the first unidirectional threaded screw rod and located on the inner side of the fixing seat, one end of the first unidirectional threaded screw rod penetrates through to a second spur gear fixedly connected to the outer portion of the fixing seat, a hairbrush is slidably connected to the outer wall of the second rectangular guide rod, the hairbrush is sleeved on the outer wall of the first unidirectional threaded screw rod, the bottom end of the hairbrush abuts against the filter screen, a first rack meshed with the second spur gear is fixedly connected to the bottom end of the sealing cover, inclined planes are formed in the two ends of the connecting shell, and the inner side of the sealing cover is fixedly connected with a sealing ring above the inclined planes.
As still further aspects of the invention: the connecting shell is characterized in that an inwards concave placing groove is formed in the top end of the connecting shell, the placing groove is matched with the first rack, and a thread groove matched with the first unidirectional thread screw rod is formed in the inner side of the hairbrush.
The working principle and the beneficial effects of the invention are as follows:
1. through setting up transposition air entraining subassembly, driving motor output drive axle drives the carousel and carries out one hundred sixty degrees corotations, and driving motor output drive motor drive carousel forward rotate one hundred sixty degrees back and drive the carousel and reset to enlarge the scope that the shower nozzle sprayed steam, make the heat can evenly distribute in the test box body inside, thereby avoid the inside heat of test box body to distribute unevenly, and then improved the precision to paraffin work piece test;
2. when the rotary disc rotates positively, as the straight gear ring is fixed, the two first straight gears are driven to drive one rotating shaft to rotate respectively, so that the rotary push block is driven to rotate circumferentially, when the inclined cambered surface rotates by one hundred eighty degrees, the contact part of the spherical rod and the inclined cambered surface gradually rotates from the highest point of the inclined cambered surface to the lowest point of the inclined cambered surface, the spherical rod is pushed to extrude the compression spring to move downwards through the sliding block, when the inclined cambered surface continues to rotate, the contact part of the lowest point of the inclined cambered surface and the spherical rod gradually rotates to the highest point of the inclined cambered surface, so that the extrusion force applied by the compression spring is gradually reduced to drive the sliding block to reset, the temperature sensor is driven to rotate circumferentially in a certain range, the temperature sensor can accurately detect the temperature of different areas of the testing box body, when the temperature sensor detects that the temperature of the local area inside the testing box body is lower, the temperature sensor generates an electric signal to be transmitted to the air injection controller, the temperature sensor is uniformly distributed inside the testing box body is heated by rotating the rotary disc, and the PLC is enabled to realize that the temperature inside the testing box is uniformly distributed inside the testing box body;
3. through setting up the cooperation of parts such as slider and rectangular plate, the slider drives rectangular plate and reciprocates from top to bottom and drives bellows one end through the ring and remove to drive the shower nozzle and reciprocate, with this scope of having enlarged the shower nozzle and spraying, make the shower nozzle can swing along with the direction that temperature sensor detected, thereby make the shower nozzle can spray inside the test box body with steam evenly, and then make the inside temperature of test box body evenly distributed;
4. through setting up and shielding the assistor, when the inside temperature of test box body reaches the appointed height, the driving motor drives the capstan to rotate forward one hundred sixty degrees and stop running, the pivot drives the wind-up roll to rotate and rolls the rope of pulling along with the capstan in the forward rotation process to pull sealed lid extrusion reset spring and move downwards, when the capstan is rotated forward to the maximum position, sealed lid laminating is at the coupling shell top, seal the coupling shell top, so that when the inside temperature of test box body reaches the appointed height, avoid test box body inside air and outside air circulation, thereby improved the precision when the inside paraffin work piece test of test box body;
5. through setting up the subassembly that sweeps out, it drives first one-way screw thread lead screw to rotate through first rack drive second straight-tooth wheel to seal the lid down, thereby the drive brush carries out lateral shifting along second rectangle guide arm, clear up filter screen top dust through the brush, when first rack outer wall latch and second straight-tooth wheel separation, seal lid continues down to move, when sealed laminating on the filter screen, the clearance between sealing washer to coupling shell and the sealed lid is shutoff, the cooperation through above a plurality of parts has realized the function of clearing up the filter screen top, thereby the ventilation volume in the filter screen use has been improved.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a top part of a test box body according to the present invention;
FIG. 3 is a cross-sectional view of the test box body, the first fixing frame and the rotary disk of the present invention;
FIG. 4 is an enlarged view of the invention at A in FIG. 3;
FIG. 5 is an enlarged view of the invention at B in FIG. 4;
FIG. 6 is a schematic view of the bottom structure of the rotary disk of the present invention;
FIG. 7 is an enlarged view of FIG. 6 at C in accordance with the present invention;
FIG. 8 is a schematic view of a spindle structure according to the present invention;
FIG. 9 is a schematic view of a partial structure of a first fixing frame according to the present invention;
FIG. 10 is a schematic view of a sweeping assembly according to the present invention.
In the figure: 1. a test box body; 2. a connection housing; 3. sealing cover; 4. a filter screen; 5. a first rectangular guide bar; 6. pulling the rope; 7. a return spring; 8. a fixing seat; 9. the first unidirectional threaded screw rod; 10. a brush; 11. an inclined plane; 12. a first fixing frame; 13. a guide tube; 14. a positioning seat; 15. a bellows; 16. a jet head; 17. a temperature sensor; 18. a rotating disc; 19. a spur gear ring; 20. a connecting rod; 21. a U-shaped frame; 22. a driving motor; 23. a connecting shaft; 24. a gas ring; 25. a rotary pushing block; 26. a spherical rod; 27. a rectangular plate; 28. an L-shaped seat; 29. an air guide hose; 30. heating pipes; 31. a blower; 32. a seal ring; 33. the second fixing frame; 34. a guide wheel; 35. a wind-up roll; 36. a first straight gear; 37. a rotating shaft; 38. an annular shell; 39. a second rectangular guide bar; 40. a first rack; 41. a second spur gear; 42. an inclined cambered surface; 43. a third rectangular guide bar; 44. a compression spring; 45. a circular ring; 46. a connecting rod; 47. a second rack; 48. an auxiliary frame; 49. a third spur gear; 50. a second unidirectional threaded screw rod; 51. l-shaped transverse pushing blocks; 52. a sliding block.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 to 10, in the embodiment of the invention, a constant temperature testing box with adjustable paraffin processing temperature comprises a testing box body 1, wherein a positioning seat 14 is fixedly connected in the testing box body 1, a connecting shell 2 is fixedly connected at an air inlet and an air outlet at the top end of the testing box body 1, a filter screen 4 is fixedly connected at the top end of the connecting shell 2, and a shielding auxiliary device is arranged above the filter screen 4 at the top end of the testing box body 1; a fan 31 is arranged in the connecting shell 2, a heating pipe 30 is arranged below the fan 31 at the air inlet at the top end of the test box body 1, and a transposition air-entraining component is arranged at the bottom end of the air inlet of the test box body 1; the inside rotation of test box body 1 is connected with rotary disk 18, the bottom fixedly connected with air guide ring 24 of rotary disk 18, the bottom fixedly connected with first mount 12 of air guide ring 24, one side of first mount 12 is provided with a plurality of temperature sensor 17, the outside of temperature sensor 17 is provided with the circulation and pulls the piece, the transposition bleed air subassembly is including the U-shaped frame 21 of fixed connection at test box body 1 inboard top, driving motor 22 is installed to the inboard of U-shaped frame 21, driving motor 22's output is connected with connecting axle 23, connecting axle 23 and rotary disk 18 fixed connection, air guide ring 24's air inlet department fixedly connected with air guide hose 29, air guide hose 29's one end and test box body 1 air inlet department fixedly connected with air guide ring 24's gas vent department fixedly connected with guide tube 13, air guide tube 13's gas vent department fixedly connected with bellows 15, jet head 16 is installed to one end of bellows 15, the top of rotary disk 18 is located one side fixedly connected with annular shell 38 of air guide hose 29.
In this embodiment: the length is reserved to the first other end of air guide hose 29 that is not in a tight state, place the paraffin work piece that needs the test on positioning seat 14, then start fan 31 and heating pipe 30 of test box body 1 air inlet department, fan 31 is inside with air guide hose 29 through heating pipe 30 input, then spray inside test box body 1 with steam through jet-propelled head 16, with this temperature test to the paraffin work piece on the positioning seat 14, when needs to cool down to test box body 1 inside, close fan 31 and heating pipe 30 of test box body 1 air inlet department, start fan 31 of test box body 1 air vent department, fan 31 of test box body 1 air vent department is with test box body 1 inside steam discharge to the external world, outside air enters into the test box inside through test box body 1 air inlet, thereby realized the function of cooling to test box body 1 inside, start driving motor 22 output drive axle 23 drives the capstan 18 and carries out one hundred sixty degrees positive inversions, driving motor 22 output drives the capstan 18 and carries out the reversal after one hundred sixty degrees, thereby the heat of driving motor 22 output drives the capstan 18 and resets, thereby the heat of evenly distributes the heat of test box body 1 can be avoided in the test box body 1 to the inside, thereby the heat of evenly distributing of test box 1 is evenly distributed to the test box is improved.
Referring to fig. 3 to 9, the cyclic pulling member comprises a ring 45 fixedly connected to the outer wall of the bellows 15, two ends of the ring 45 are fixedly connected with rectangular plates 27, the rectangular plates 27 are arranged on one side of the temperature sensor 17, the inner side of the first fixing frame 12 is fixedly connected with an L-shaped seat 28, the top end of the L-shaped seat 28 is fixedly connected with a third rectangular guide rod 43, one end of one rectangular plate 27 is fixedly connected with a sliding block 52, the sliding block 52 is slidably connected to the outer wall of the third rectangular guide rod 43, the top end of the inner side of the sliding block 52 is fixedly connected with a compression spring 44, one end of the compression spring 44 is fixedly connected with the L-shaped seat 28, one side of the rectangular plate 27 is provided with a transverse pushing tractor, the ring 45 is provided with a plurality of, carry out fixed connection through a rectangular plate 27 between every two rings 45, the piece is pulled in circulation still includes fixed connection at the connecting rod 20 on the inboard top of test box body 1, the bottom fixedly connected with straight-tooth wheel ring 19 of connecting rod 20, the inboard rotation of carousel 18 is connected with two pivots 37, the top of pivot 37 runs through to the top fixedly connected with first straight-tooth wheel 36 of carousel 18, and first straight-tooth wheel 36 meshes with straight-tooth wheel ring 19, the bottom fixedly connected with rotary push block 25 of pivot 37, the bottom of rotary push block 25 is provided with slope cambered surface 42, the top fixedly connected with spherical rod 26 of slider 52, spherical rod 26 supports on slope cambered surface 42.
In this embodiment: when the rotary disk 18 rotates positively, as the straight gear ring 19 is fixed, two first straight gears 36 respectively drive one rotating shaft 37 to rotate, so as to drive the rotary pushing block 25 to rotate circumferentially, when the inclined cambered surface 42 rotates by one hundred eighty degrees, the contact part of the spherical rod 26 and the inclined cambered surface 42 gradually rotates from the highest point of the inclined cambered surface 42 to the lowest point of the inclined cambered surface 42, the spherical rod 26 is pushed to press the compression spring 44 to move downwards through the sliding block 52, when the inclined cambered surface 42 continues to rotate, the contact part of the lowest point of the inclined cambered surface 42 and the spherical rod 26 gradually rotates to the highest point of the inclined cambered surface 42, so that the extrusion force received by the compression spring 44 is gradually reduced to drive the sliding block 52 to reset, thereby realizing that the temperature sensor 17 is pushed to reciprocate up and down within a certain range, and simultaneously the temperature sensor 17 is driven to rotate circumferentially through the rotary disk 18, the detection range of the temperature sensor 17 is enlarged, so that the temperature sensor 17 can accurately detect the temperatures of different areas of the test box body 1, when the temperature sensor 17 detects that the temperature of a local area inside the test box body 1 is lower, the temperature sensor 17 generates an electric signal and transmits the electric signal to an external PLC (programmable logic controller), the PLC controls the air jet head 16 to rotate to a position with lower temperature for heating, the real-time monitoring of the temperature inside the test box body 1 is realized, the temperature inside the test box body 1 can be uniformly distributed, the slide block 52 drives the rectangular plate 27 to reciprocate upwards and downwards and simultaneously drives one end of the corrugated pipe 15 to move, the air jet head 16 is driven to reciprocate, the spraying range of the air jet head 16 is enlarged, the air jet head 16 can swing along with the detection direction of the temperature sensor 17, so that the jet head 16 can uniformly spray the hot air into the inside of the test box body 1, and further the temperature inside the test box body 1 can be uniformly distributed.
Referring to fig. 3 to 10, the transverse pushing tractor is fixedly connected to an auxiliary frame 48 inside the rectangular plate 27, a second unidirectional threaded screw rod 50 is rotatably connected to the inner side of the auxiliary frame 48, one end of the second unidirectional threaded screw rod 50 penetrates through to the outer portion of the auxiliary frame 48 and is fixedly connected with a third spur gear 49, an L-shaped transverse pushing block 51 is sleeved on the outer wall of the second unidirectional threaded screw rod 50, one end of the L-shaped transverse pushing block 51 penetrates through to the outer portion of the rectangular plate 27 and is fixedly connected with the temperature sensor 17, a connecting rod 46 is fixedly connected to the inner side of the first fixing frame 12, and one end of the connecting rod 46 is fixedly connected with a second rack 47 meshed with the third spur gear 49.
In this embodiment: when the sliding block 52 drives the temperature sensor 17 to move downwards through the rectangular plate 27, the second rack 47 is fixed, so that the third spur gear 49 is driven to drive the second unidirectional threaded screw 50 to rotate, and the L-shaped transverse pushing block 51 is driven to drive the temperature sensor 17 to move transversely, so that the temperature detection range of the temperature sensor 17 is further widened.
Referring to fig. 1 to 5, the shielding auxiliary device comprises a first rectangular guide rod 5 fixedly connected to the top end of the test box body 1, a sealing cover 3 is slidably connected to the outer wall of the first rectangular guide rod 5, the sealing cover 3 is arranged above the filter screen 4, a return spring 7 is fixedly connected to the bottom end of the sealing cover 3, one end of the return spring 7 is fixedly connected with the test box body 1, a winding roller 35 is fixedly connected to the bottom end of a rotating shaft 37, a pulling rope 6 is wound on the outer wall of the winding roller 35, one end of the pulling rope 6 is fixedly connected with the sealing cover 3, a second fixing frame 33 is fixedly connected to the top end of the rotating disc 18, a guide wheel 34 is rotatably connected to the inner side of the second fixing frame 33, the pulling rope 6 is attached to the outer wall of the guide wheel 34, and a sweeping component is arranged at the bottom end of the sealing cover 3 and the top end of the connecting shell 2.
In this embodiment: when the internal temperature of the test box body 1 reaches the specified height, the driving motor 22 drives the rotating disc 18 to rotate forward for one hundred sixty degrees and then stops running, the rotating shaft 37 drives the wind-up roller 35 to rotate along with the rotating disc 18 in the forward rotation process to wind the pulling rope 6, so that the sealing cover 3 is pulled to extrude the reset spring 7 to move downwards, when the rotating disc 18 rotates forward to the maximum position, the sealing cover 3 is attached to the top end of the connecting shell 2, the top end of the connecting shell 2 is sealed, so that when the internal temperature of the test box body 1 reaches the specified height, the internal air of the test box body 1 is prevented from flowing with the external air, and the precision of the test box body 1 in the paraffin workpiece test is improved.
Referring to fig. 2 to 5, the sweeping component comprises a fixing seat 8 fixedly connected to the top end of a connecting shell 2, a first unidirectional screw thread screw rod 9 is rotatably connected to the inner side of the fixing seat 8, a second rectangular guide rod 39 is fixedly connected to the inner side of the fixing seat 8 above the first unidirectional screw thread screw rod 9, one end of the first unidirectional screw thread screw rod 9 penetrates through a second spur gear 41 fixedly connected to the outer part of the fixing seat 8, a brush 10 is slidably connected to the outer wall of the second rectangular guide rod 39, the brush 10 is sleeved on the outer wall of the first unidirectional screw thread screw rod 9, the bottom end of the brush 10 abuts against a filter screen 4, a first rack 40 meshed with the second spur gear 41 is fixedly connected to the bottom end of a sealing cover 3, inclined planes 11 are formed at two ends of the connecting shell 2, a sealing ring 32 is fixedly connected to the inner side of the sealing cover 3 above the inclined planes 11, an inwards concave placing groove is formed in the top end of the connecting shell 2, the placing groove is matched with the first rack 40, and a thread groove matched with the first unidirectional screw thread screw rod 9 is formed in the inner side of the brush 10.
In this embodiment: when sealed lid 3 downwardly moving drives second straight-line gear 41 through first rack 40 and drives first unidirectional screw thread lead screw 9 and rotate to drive brush 10 carries out lateral shifting along second rectangle guide arm 39, clear up filter screen 4 top dust through brush 10, when first rack 40 outer wall latch and second straight-line gear 41 separation, sealed lid 3 continues downwardly moving, when sealed lid 3 laminating on filter screen 4, sealing washer 32 shutoff the clearance between connecting shell 2 and the sealed lid 3, the cooperation through above a plurality of parts has realized carrying out the function of clearing up filter screen 4 top, thereby the ventilation volume in the filter screen 4 use has been improved.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims (4)

1. The constant temperature test box with the adjustable temperature for paraffin processing comprises a test box body (1), and is characterized in that a positioning seat (14) is fixedly connected inside the test box body (1), a connecting shell (2) is fixedly connected at an air inlet and an air outlet at the top end of the test box body (1), a filter screen (4) is fixedly connected at the top end of the connecting shell (2), and a shielding auxiliary device is arranged above the filter screen (4) at the top end of the test box body (1);
a fan (31) is arranged in the connecting shell (2), a heating pipe (30) is arranged below the fan (31) at an air inlet at the top end of the test box body (1), and a transposition air-entraining component is arranged at the bottom end of the air inlet of the test box body (1);
the testing box is characterized in that a rotating disc (18) is rotationally connected to the inside of the testing box body (1), an air guide ring (24) is fixedly connected to the bottom end of the rotating disc (18), a first fixing frame (12) is fixedly connected to the bottom end of the air guide ring (24), a plurality of temperature sensors (17) are arranged on one side of the first fixing frame (12), and a circulating pulling piece is arranged outside the temperature sensors (17);
the transposition air entraining assembly comprises a U-shaped frame (21) fixedly connected to the top end of the inner side of the test box body (1), a driving motor (22) is arranged on the inner side of the U-shaped frame (21), the output end of the driving motor (22) is connected with a connecting shaft (23), the connecting shaft (23) is fixedly connected with a rotary disc (18), an air guide hose (29) is fixedly connected to an air inlet of the air guide ring (24), one end of the air guide hose (29) is fixedly connected with the air inlet of the test box body (1), a guide pipe (13) is fixedly connected to an air outlet of the air guide ring (24), a corrugated pipe (15) is fixedly connected to the air outlet of the guide pipe (13), an air jet head (16) is arranged at one end of the corrugated pipe (15), and an annular shell (38) is fixedly connected to one side of the top end of the rotary disc (18) located in the air guide hose (29).
The circulating pulling piece comprises a circular ring (45) fixedly connected to the outer wall of the corrugated pipe (15), two ends of the circular ring (45) are fixedly connected with rectangular plates (27), the rectangular plates (27) are arranged on one side of the temperature sensor (17), an L-shaped seat (28) is fixedly connected to the inner side of the first fixing frame (12), a third rectangular guide rod (43) is fixedly connected to the top end of the L-shaped seat (28), one end of one rectangular plate (27) is fixedly connected with a sliding block (52), the sliding block (52) is slidably connected to the outer wall of the third rectangular guide rod (43), a compression spring (44) is fixedly connected to the inner top end of the sliding block (52), and one end of the compression spring (44) is fixedly connected with the L-shaped seat (28);
the circulating pulling piece further comprises a connecting rod (20) fixedly connected to the top end of the inner side of the testing box body (1), a straight gear ring (19) is fixedly connected to the bottom end of the connecting rod (20), two rotating shafts (37) are rotatably connected to the inner side of the rotating disc (18), a first straight gear (36) is fixedly connected to the top of the rotating disc (18) in a penetrating mode, the first straight gear (36) is meshed with the straight gear ring (19), a rotary pushing block (25) is fixedly connected to the bottom end of the rotating shaft (37), an inclined cambered surface (42) is arranged at the bottom end of the rotary pushing block (25), a spherical rod (26) is fixedly connected to the top end of the sliding block (52), and the spherical rod (26) abuts against the inclined cambered surface (42);
the shielding auxiliary device comprises a first rectangular guide rod (5) fixedly connected to the top end of a test box body (1), a sealing cover (3) is connected to the outer wall of the first rectangular guide rod (5) in a sliding mode, the sealing cover (3) is arranged above a filter screen (4), a return spring (7) is fixedly connected to the bottom end of the sealing cover (3), one end of the return spring (7) is fixedly connected to the test box body (1), a winding roller (35) is fixedly connected to the bottom end of a rotating shaft (37), a pulling rope (6) is wound on the outer wall of the winding roller (35), one end of the pulling rope (6) is fixedly connected with the sealing cover (3), a second fixing frame (33) is fixedly connected to the top end of a rotating disc (18), a guide wheel (34) is connected to the inner side of the second fixing frame in a rotating mode, the bottom end of the sealing cover (3) is attached to the outer wall of the guide wheel (34), and a sweeping component is arranged on the top end of the sealing cover of the connecting shell (2).
2. The constant temperature test box with adjustable paraffin processing temperature according to claim 1, wherein a plurality of circular rings (45) are arranged, and every two circular rings (45) are fixedly connected through one rectangular plate (27).
3. The constant temperature test box with adjustable temperature for paraffin processing according to claim 1, wherein the sweeping component comprises a fixing seat (8) fixedly connected to the top end of the connecting shell (2), a first unidirectional screw thread lead screw (9) is rotatably connected to the inner side of the fixing seat (8), a second rectangular guide rod (39) is fixedly connected to the inner side of the fixing seat (8) above the first unidirectional screw thread lead screw (9), a second spur gear (41) is fixedly connected to the outer side of the fixing seat (8) in a penetrating mode at one end of the first unidirectional screw thread lead screw (9), a brush (10) is slidably connected to the outer wall of the second rectangular guide rod (39), the brush (10) is sleeved on the outer wall of the first unidirectional screw thread lead screw (9), the bottom end of the brush (10) abuts against the filter screen (4), a first rack (40) meshed with the second spur gear (41) is fixedly connected to the bottom end of the sealing cover (3), inclined surfaces (11) are formed at two ends of the connecting shell (2), and sealing covers (11) are fixedly connected to the inclined surfaces (32).
4. A constant temperature test box with adjustable temperature for paraffin processing according to claim 3, characterized in that an inward concave placing groove is formed in the top end of the connecting shell (2), the placing groove is matched with the first rack (40), and a thread groove matched with the first unidirectional thread lead screw (9) is formed in the inner side of the hairbrush (10).
CN202311090195.9A 2023-08-28 2023-08-28 Constant temperature test box with adjustable temperature for paraffin processing Active CN117019240B (en)

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CN202311090195.9A CN117019240B (en) 2023-08-28 2023-08-28 Constant temperature test box with adjustable temperature for paraffin processing

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CN117019240B true CN117019240B (en) 2024-04-02

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101077886B1 (en) * 2011-05-20 2011-10-31 주식회사 세한사이메드 Cold-storage reagen casing device
CN103884601A (en) * 2012-12-20 2014-06-25 核工业西南物理研究院 Cylindrical multi-sample continuous stretching testing device in liquid helium temperature zone and method
CN110986448A (en) * 2019-12-03 2020-04-10 东阳普润保温容器有限公司 Low temperature reagent insulation can
CN113640701A (en) * 2021-08-25 2021-11-12 深圳市裕富照明有限公司 A test equipment for temperature environment of LED street lamp
CN114136876A (en) * 2021-11-30 2022-03-04 安徽嘉禾整木家居有限公司 High-temperature-resistant moisture-proof testing device for wood sample for outdoor furniture and using method thereof
CN115876963A (en) * 2023-02-15 2023-03-31 广州市胜泰徕电子有限公司 Humidity transducer precision automatic test equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101077886B1 (en) * 2011-05-20 2011-10-31 주식회사 세한사이메드 Cold-storage reagen casing device
CN103884601A (en) * 2012-12-20 2014-06-25 核工业西南物理研究院 Cylindrical multi-sample continuous stretching testing device in liquid helium temperature zone and method
CN110986448A (en) * 2019-12-03 2020-04-10 东阳普润保温容器有限公司 Low temperature reagent insulation can
CN113640701A (en) * 2021-08-25 2021-11-12 深圳市裕富照明有限公司 A test equipment for temperature environment of LED street lamp
CN114136876A (en) * 2021-11-30 2022-03-04 安徽嘉禾整木家居有限公司 High-temperature-resistant moisture-proof testing device for wood sample for outdoor furniture and using method thereof
CN115876963A (en) * 2023-02-15 2023-03-31 广州市胜泰徕电子有限公司 Humidity transducer precision automatic test equipment

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