CN217817777U - Expandable polystyrene sample dryer - Google Patents

Abstract

The utility model discloses an expandable polystyrene sample drying-machine. The vertical type sampling box comprises a vertical box body, a blower and a hot air pipeline, wherein a plurality of layers of left blocking strips and right blocking strips are arranged on the inner walls of two sides of the box body, first groove structures which longitudinally penetrate through the left blocking strips and the right blocking strips are formed in the opposite surfaces of the left blocking strips and the right blocking strips, longitudinal beams on two sides of a sliding frame are respectively connected with the first groove structures in a drawing mode, and the sliding frame is provided with a plurality of rectangular grids for placing sampling frames; the roof of box is opened has a plurality of fresh air inlets corresponding with the sample frame on the carriage, rigid coupling air-supply line outside the fresh air inlet, and the air-supply line passes through communicating pipe and the hot-blast main intercommunication above the box, the bottom plate and the return air duct intercommunication of box, the import of hot-blast main and the export intercommunication of forced draught blower, the export of return air duct and the import intercommunication of return air fan. The utility model discloses a hot-blast from last circulation down prevents that the styrene granule from being blown out the sample frame, increases hot-blast wind speed, shortens the stoving time, shortens the time of detecting the waiting, improves drying efficiency.

Description

Expandable polystyrene sample dryer

Technical Field

The utility model relates to a styrene check out test set, especially an expandable polystyrene sample drying-machine.

Background

The expandable polystyrene needs to be detected in different stages of the production process, styrene particles are taken out from a sampling port of the reaction kettle and put into a sampling frame, and the sampling frame is put into a dryer to be dried by hot air. Due to the characteristics of the expandable polystyrene particles, the temperature of hot air cannot be higher than 40 ℃, the expandable polystyrene particles are very light, and the hot air of the dryer enters from the bottom of the dryer box body, so that the air speed is limited, the drying time is prolonged, the energy consumption is increased, and the detection time is prolonged. Chinese utility model patent with publication number CN206923606U discloses a tea dryer with uniform heating, which exhausts from the top and cannot be used for drying styrene at high wind speed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the technical problem and providing an expandable polystyrene sample drying-machine, shortening the stoving time.

The utility model provides a technical scheme that its technical problem adopted is:

an expandable polystyrene sample dryer comprises a vertical box body, a blower and a hot air pipeline, wherein the inner walls of two sides of the box body are provided with a plurality of layers of left stop bars and right stop bars, the opposite surfaces of the left stop bars and the right stop bars are provided with first groove structures which longitudinally penetrate through, longitudinal beams on two sides of a sliding frame are respectively connected with the first groove structures in a drawing mode, and the sliding frame is provided with a plurality of rectangular grids for placing a sampling frame; the roof of box is opened has a plurality of fresh air inlets corresponding with the sample frame on the carriage, and the fresh air inlet rigid coupling is outward managed, and the fresh air inlet is through communicating pipe and the hot-blast main intercommunication of box top, and the bottom plate and the return air duct intercommunication of box, the import of hot-blast main and the export intercommunication of forced draught blower, the export of return air duct and the import intercommunication of return air fan.

Adopt above-mentioned technical scheme the utility model discloses compare with prior art, beneficial effect is:

the fixed position of sample frame in the carriage, the fresh air inlet is located the roof of box, and the air intake is relative with sample frame, and hot-blast top from the box gets into, and the return air duct is installed to the bottom of box, and hot-blast from the top down circulation prevents that the styrene granule from being blown out sample frame, increases hot-blast wind speed, shortens the stoving time, shortens the time of detecting the wait, improves drying efficiency.

Further, the utility model discloses an optimization scheme is:

the cross section of the first groove structure is U-shaped or semicircular.

The air inlet hole of the box body and the outlet of the air inlet pipe are both rectangular.

The top surfaces of the left stop bar and the right stop bar are provided with second groove structures which longitudinally penetrate through the left stop bar and the right stop bar, two ends of the inverted U-shaped frame cover are arranged in the second groove structures, the frame cover is connected with the second groove structures in a sliding mode, and the top surface of the frame cover is provided with a dense mesh net.

And supporting plates are arranged at four corners of the rectangular grid of the sliding frame.

And the outlet of the return air fan is communicated with the dehumidifier.

Drawings

FIG. 1 is a front view of an embodiment of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 isbase:Sub>A sectional view A-A of FIG. 2;

FIG. 4 is a sectional view taken along line B-B of FIG. 1;

fig. 5 is a front view of the carriage of an embodiment of the present invention;

FIG. 6 is a top view of FIG. 5;

fig. 7 is a front view of a bezel of an embodiment of the present invention;

FIG. 8 is a top view of FIG. 7;

fig. 9 is a front view of a sample block of an embodiment of the present invention;

fig. 10 is a top view of fig. 9.

In the figure: a box body 1; 1-1 of a support leg; a box door 1-2; a left stop bar 2; a first groove structure 2-1; a second groove structure 2-2; a right stop strip 3; a carriage 4; longitudinal beams 4-1; the cross beam 4-2; 4-3 of a supporting plate; an air inlet pipe 5; a communicating pipe 6; a hot air duct 7; a blower 8; a return air duct 9; a return air fan 10; a frame cover 11; a sampling frame 12; a dense mesh network 13.

Detailed Description

The present invention will be further described in detail with reference to the accompanying drawings and examples.

Referring to fig. 1-4, the present embodiment is an expandable polystyrene sample dryer, which is composed of a box 1, an air inlet pipe 5, a communicating pipe 6, a hot air pipe 7, a return air pipe 9, a return air fan 10, and the like. The box body 1 is vertical, four supporting legs 1-1 are installed at the bottom of the box body, a box door 1-2 is installed at the front end of the box body 1, a left stop bar 2 and a right stop bar 3 are symmetrically installed on the inner walls of the left side and the right side of the box body 1 respectively, the cross sections of the left stop bar 2 and the right stop bar 3 are rectangular, four layers or more than four layers of the left stop bar 2 and the right stop bar 3 are arranged in the box body 1, first groove structures 2-1 which longitudinally penetrate through are formed in the opposite surfaces of the left stop bar 2 and the right stop bar 3 respectively, and the cross section of the first groove structure 2-1 is rectangular or semicircular.

The first groove structures 2-1 of the left and right stop strips 2, 3 are connected with a sliding rack 4 (shown in fig. 5, 6) in a drawing way, the sliding rack 4 is rectangular, and longitudinal beams 4-1 at two sides of the sliding rack are respectively connected with the first groove structures 2-1 in a sliding way. Six cross beams 4-2 are uniformly distributed in the sliding frame 4, two adjacent cross beams 4-2 and two longitudinal beams form a rectangular grid, supporting plates 4-3 are respectively arranged at the bottoms of four corners of the rectangular grid, the supporting plates 4-3 are strip-shaped or triangular, the sampling frame 12 is placed in the rectangular grid, and the sampling frame 12 is formed by the rectangular frame and a filter screen at the bottom of the rectangular frame (shown in figures 9 and 10). Five rectangular air inlet holes are formed in the top plate of the box body 1, each air inlet hole corresponds to the sampling frame 12 on the sliding frame 4, and the size of each air inlet hole is matched with that of the sampling frame 12. An air inlet pipe 5 is welded on the top plate of the box body 1 outside the air inlet hole, the air inlet pipe 5 is of a rectangular cover structure, and the top end of the air inlet pipe is communicated with a longitudinal hot air pipeline 7 through a round communicating pipe 6. The outer end of the hot air pipeline 7 is provided with a blind plate, the inner end of the hot air pipeline 7 is communicated with the outlet of the blower 8, and the inlet of the blower 8 is communicated with the hot air source pipeline. A bottom plate of the box body 1 is provided with a return air hole, the return air hole is communicated with a return air pipeline 9 below the bottom plate, an outlet of the return air pipeline 9 is communicated with an inlet of a return air fan 10, an outlet of the return air fan 10 is communicated with a dehumidifier through a pipeline, and the blower 8 and the return air fan 10 are both arranged on the outer side of the rear end of the box body 1. The hot air circulates from top to bottom in the box body 1, so that styrene particles are prevented from being blown out of the sampling frame 12, the air speed is increased, and the drying time is shortened.

The top surfaces of the left stop bar 2 and the right stop bar 3 are respectively provided with a second groove structure 2-2 which penetrates through the left stop bar and the right stop bar in the longitudinal direction, and the section of the second groove structure 2-2 is rectangular or semicircular. The frame cover 11 (shown in fig. 7 and 8) covers the sampling frame 12, the frame cover 11 is in an inverted U shape, the lower ends of the vertical parts at two sides of the frame cover 11 are arranged in the second groove structure 2-2, and the frame cover 11 is connected with the second groove structure 2-2 in a sliding mode. The top surface of the frame cover 11 is a rectangular frame, a dense mesh net 13 is arranged in the rectangular frame, hot air passes through the dense mesh net 13 to dry styrene particles in the sampling frame 12, and the styrene particles are prevented from being blown out of the sampling frame 11 when the air speed is high.

The control circuits of the blower 8 and the return air blower 10 are electrically connected with the timer, and the heating time is controlled and adjusted through the timer, so that the long-time operation of the blowers is avoided, the loss of electric energy is reduced, and the cost is reduced.

The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all structural equivalents made by using the contents of the specification and drawings are included in the scope of the present invention.

Claims (6)

1. The utility model provides an expandable polystyrene sample drying-machine, includes vertical box, forced draught blower, hot-blast main, and the inner wall of the both sides of box is equipped with left shelves strip of multilayer and right shelves strip, its characterized in that:

the opposite surfaces of the left stop strip and the right stop strip are provided with a first groove structure which is longitudinally penetrated, longitudinal beams on two sides of the sliding frame are respectively connected with the first groove structure in a drawing manner, and the sliding frame is provided with a plurality of rectangular grids for placing a sampling frame;

the roof of box is opened has a plurality of fresh air inlets corresponding with the sample frame on the carriage, and the fresh air inlet rigid coupling is outward managed, and the fresh air inlet is through communicating pipe and the hot-blast main intercommunication of box top, and the bottom plate and the return air duct intercommunication of box, the import of hot-blast main and the export intercommunication of forced draught blower, the export of return air duct and the import intercommunication of return air fan.

2. The expandable polystyrene sample dryer of claim 1, wherein: the cross section of the first groove structure is U-shaped or semicircular.

3. The expandable polystyrene sample dryer of claim 1, wherein: the air inlet hole of the box body and the outlet of the air inlet pipe are both rectangular.

4. The expandable polystyrene sample dryer of claim 1, wherein: the top surfaces of the left stop bar and the right stop bar are provided with second groove structures which longitudinally penetrate through the left stop bar and the right stop bar, two ends of the inverted U-shaped frame cover are arranged in the second groove structures, the frame cover is connected with the second groove structures in a sliding mode, and the top surface of the frame cover is provided with a dense mesh net.

5. The expandable polystyrene sample dryer of claim 1, wherein: and supporting plates are arranged at four corners of the rectangular grid of the sliding frame.

6. The expandable polystyrene sample dryer of claim 1, wherein: and the outlet of the return air fan is communicated with the dehumidifier.

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