CN210206897U - Plastic high-low temperature alternating test box - Google Patents
Plastic high-low temperature alternating test box Download PDFInfo
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- CN210206897U CN210206897U CN201920768931.4U CN201920768931U CN210206897U CN 210206897 U CN210206897 U CN 210206897U CN 201920768931 U CN201920768931 U CN 201920768931U CN 210206897 U CN210206897 U CN 210206897U
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- low temperature
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Abstract
The utility model discloses a plastics high low temperature alternation proof box, high temperature case mechanism and low temperature case mechanism have communicating structure, high temperature case mechanism and low temperature case mechanism are opposite to be fixed on the test bench, high temperature case mechanism includes insulation can, overhead door track, overhead door, the insulation can is rectangle box structure, the insulation can front end is equipped with the overhead door that can go up and down, the T-shaped guide rail of overhead door both sides and the T-slot looks adaptation on the overhead door track, the overhead door track is opposite to be fixed in the both sides of insulation can front end, the top of overhead door is connected with the piston rod of lift cylinder, the insulation can rear end is equipped with the hole with first promotion cylinder piston rod looks adaptation, the piston rod of first promotion cylinder stretches into the insulation can, be equipped with the experiment dolly in the insulation can, the gyro wheel of experiment dolly bottom and the guide rail looks adaptation that sets up on the test bench; the utility model discloses make the plastics test piece can obtain faster temperature variation speed, practice thrift the test time, improve experimental efficiency.
Description
Technical Field
The utility model belongs to the technical field of macromolecular material, concretely relates to plastics high low temperature alternation proof box.
Background
The polymer material is also called polymer material, and is a material composed of a polymer compound as a matrix and other additives (auxiliaries). The polymer materials are classified into rubber, fiber, plastic, polymer adhesive, polymer paint, polymer-based composite material, and the like according to characteristics. The plastic is prepared by using synthetic resin or chemically modified natural polymer as a main component and adding a filler, a plasticizer and other additives. The intermolecular valence force, modulus, deformation amount and the like of the rubber are between those of rubber and fiber. Generally classified into thermosetting plastics and thermoplastic plastics according to the characteristics of synthetic resins; and is divided into general plastics and engineering plastics according to the application.
Most of plastic test pieces need to be subjected to high-low temperature alternating experiments, and various performance indexes of plastic products are tested through rapid changes of high and low temperatures set by the test box. The existing high-low temperature alternating test box is mostly used for cold-hot alternating tests in the same box body, and due to the existence of thermal inertia, the temperature change rate of a plastic test piece is low, the time required by the tests is long, and the test requirements of the plastic test piece are difficult to meet.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned prior art not enough, provide a plastics high low temperature alternation proof box.
A plastic high-low temperature alternating test box comprises a high-temperature box mechanism, an experiment trolley and a low-temperature box mechanism; the high-temperature box mechanism and the low-temperature box mechanism are of communicated structures, the high-temperature box mechanism and the low-temperature box mechanism are oppositely fixed on a test bed, the high-temperature box mechanism comprises an insulation box, a lifting door track and a lifting door, the insulation box is of a rectangular box structure, the front end of the insulation box is provided with the lifting door capable of lifting, T-shaped guide rails on two sides of the lifting door are matched with T-shaped grooves in the lifting door track, the lifting door track is oppositely fixed on two sides of the front end of the insulation box, the top of the lifting door is connected with a piston rod of a lifting cylinder, the rear end of the insulation box is provided with a hole matched with a piston rod of a first pushing cylinder, the piston rod of the first pushing cylinder extends into the insulation box, an experiment trolley is arranged in the insulation box, and rollers at the bottom of the experiment trolley are matched with.
Preferably, an air inlet and an air outlet are fixed on the side wall of the heat preservation box.
Preferably, a piston rod of the first pushing cylinder penetrates through a guide sleeve, the guide sleeve is fixed on the test bed through support, and the first pushing cylinder is fixed on the upper portion of the first end of the test bed.
Preferably, the lifting cylinder is fixed on a cylinder support, and the cylinder support is fixed on the test bed.
Preferably, a limiting block for limiting is arranged in the heat preservation box.
Preferably, a second pushing cylinder is fixed on the upper part of the second end of the test bed.
Compared with the prior art, the beneficial effects of the utility model are that:
when the utility model is used, a plastic test piece needing high-low temperature alternating test is fixed on an experiment trolley, the experiment trolley is pushed into a high-temperature box mechanism, a piston rod of a lifting cylinder on the high-temperature box mechanism slowly extends out, a lifting door is closed, a circulating hot air is fed into an air inlet, the high-temperature box mechanism and the plastic test piece are heated by the hot air, in the heating process, low-temperature cold air is introduced into the low-temperature box mechanism, the insulation box in the low-temperature box mechanism is cooled to a low-temperature state required by the experiment and is insulated, when the plastic test piece is heated to the experiment temperature, the lifting door of the high-temperature box mechanism and the lifting door of the low-temperature box mechanism are opened simultaneously, the piston rod of a first pushing cylinder slowly extends out, the experiment trolley is pushed into the insulation box in the low-temperature box mechanism, the temperature of the plastic test piece is rapidly reduced, after the low-temperature experiment is finished, the, after high and low temperature alternation is carried out for many times, various performance transformation conditions of the plastic test piece are detected by an instrument. Through setting up high-temperature box mechanism, low-temperature box mechanism for the plastics test piece can obtain faster temperature variation rate, practices thrift the experimental time, improves experimental efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the plastic high-low temperature alternating test chamber of the present invention.
Fig. 2 is a schematic top view of fig. 1.
In the figure, 1, a first pushing cylinder, 2, a test bed, 3, a high temperature box mechanism, 4, a plastic test piece, 5, an experiment trolley, 6, a low temperature box mechanism, 7, a second pushing cylinder, 8, a rail, 301, an insulation box, 302, an air inlet, 303, a guide sleeve, 304, a limiting block, 305, an air outlet, 306, a lifting door rail, 307, a lifting cylinder, 308, a cylinder bracket, 309 and a lifting door.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 and 2, a plastic high-low temperature alternating test chamber comprises a high-temperature chamber mechanism 3, an experiment trolley 5 and a low-temperature chamber mechanism 6; the high-temperature box mechanism 3 and the low-temperature box mechanism 6 are of communicated structures, the high-temperature box mechanism 3 and the low-temperature box mechanism 6 are oppositely fixed on the test bed 2, the high-temperature box mechanism 3 comprises an insulation box 301, lifting door tracks 306 and a lifting door 309, the insulation box 301 is of a rectangular box structure, the front end of the insulation box 301 is provided with the lifting door 309 capable of lifting, T-shaped guide rails on two sides of the lifting door 309 are matched with T-shaped grooves on the lifting door tracks 306, the lifting door tracks 306 are oppositely fixed on two sides of the front end of the insulation box 301, the top of the lifting door 309 is connected with a piston rod of the lifting cylinder 307, the rear end of the insulation box 301 is provided with a hole matched with a piston rod of the first pushing cylinder 1, the piston rod of the first pushing cylinder 1 extends into the insulation box 301, an experiment trolley 5 is arranged in the insulation box 301, rollers at the bottom of the experiment trolley 5 are matched with guide rails arranged on, an air inlet 302 and an air outlet 305 are fixed on the side wall of the heat insulation box 301, a piston rod of the first pushing cylinder 1 penetrates through a guide sleeve 303, the guide sleeve 303 is fixed on the test bed 2 through support, the first pushing cylinder 1 is fixed on the upper portion of the first end of the test bed 2, the lifting cylinder 307 is fixed on a cylinder support 308, the cylinder support 308 is fixed on the test bed 2, a limiting block 304 for limiting is arranged in the heat insulation box 301, and a second pushing cylinder 7 is fixed on the upper portion of the second end of the test bed 2.
The utility model discloses a theory of operation is:
when the utility model is used, a plastic test piece 4 which needs to be subjected to high-low temperature alternating test is fixed on an experiment trolley 5, the experiment trolley 5 is pushed into a high-temperature box mechanism 3, a piston rod of a lifting cylinder 307 on the high-temperature box mechanism 3 slowly extends out, a lifting door 309 is closed, circulating hot air is fed into an air inlet 302, the high-temperature box mechanism 3 and the plastic test piece 4 are heated through the hot air, low-temperature cold air is introduced into the low-temperature box mechanism 6 in the heating process, the insulation box 301 in the low-temperature box mechanism 6 is cooled to be in a low-temperature state required by the experiment and is insulated, when the plastic test piece 4 is heated to the experiment temperature, the lifting door 309 of the high-temperature box mechanism 3 and the lifting door 309 of the low-temperature box mechanism 6 are opened simultaneously, the piston rod of a first pushing cylinder 1 slowly extends out, the experiment trolley 5 is pushed into the insulation box 301 in the low-temperature, after the low-temperature experiment is finished, the experiment trolley 5 is pushed into the heat insulation box 301 in the high-temperature box mechanism 3 in the same way, and after high-temperature and low-temperature alternation is circulated for many times, various performance transformation conditions of the plastic test piece 4 are detected through an instrument. Through setting up high-temperature box mechanism 3, low-temperature box mechanism 6 for plastics test piece 4 can obtain faster temperature change rate, practices thrift the experimental time, improves experimental efficiency.
The first pushing cylinder 1, the second pushing cylinder 7 and the lifting cylinder 307 are damping cylinders to reduce the impact force.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. A plastic high-low temperature alternating test box comprises a high-temperature box mechanism (3), an experiment trolley (5) and a low-temperature box mechanism (6); the method is characterized in that: the high-temperature box mechanism (3) and the low-temperature box mechanism (6) are of communicated structures, the high-temperature box mechanism (3) and the low-temperature box mechanism (6) are oppositely fixed on the test bed (2), the high-temperature box mechanism (3) comprises a heat preservation box (301), a lifting door track (306) and a lifting door (309), the heat preservation box (301) is of a rectangular box structure, the front end of the heat preservation box (301) is provided with the lifting door (309) capable of lifting, T-shaped guide rails on two sides of the lifting door (309) are matched with a T-shaped groove on the lifting door track (306), the lifting door track (306) is oppositely fixed on two sides of the front end of the heat preservation box (301), the top of the lifting door (309) is connected with a piston rod of the lifting cylinder (307), the rear end of the heat preservation box (301) is provided with a hole matched with the piston rod of the first pushing cylinder (1), and the piston rod of the first pushing cylinder (1) extends into the heat preservation, an experiment trolley (5) is arranged in the heat preservation box (301), and rollers at the bottom of the experiment trolley (5) are matched with guide rails arranged on the test bed (2).
2. The plastic high-low temperature alternating test chamber of claim 1, wherein: an air inlet (302) and an air outlet (305) are fixed on the side wall of the heat preservation box (301).
3. The plastic high-low temperature alternating test chamber of claim 1, wherein: the piston rod of the first pushing cylinder (1) penetrates through the guide sleeve (303), the guide sleeve (303) is fixed on the test bed (2) through supporting, and the first pushing cylinder (1) is fixed on the upper portion of the first end of the test bed (2).
4. The plastic high-low temperature alternating test chamber of claim 1, wherein: the lifting cylinder (307) is fixed on a cylinder support (308), and the cylinder support (308) is fixed on the test bed (2).
5. The plastic high-low temperature alternating test chamber of claim 1, wherein: a limiting block (304) for limiting is arranged in the heat preservation box (301).
6. The plastic high-low temperature alternating test chamber of claim 1, wherein: and a second pushing cylinder (7) is fixed on the upper part of the second end of the test bed (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920768931.4U CN210206897U (en) | 2019-05-27 | 2019-05-27 | Plastic high-low temperature alternating test box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920768931.4U CN210206897U (en) | 2019-05-27 | 2019-05-27 | Plastic high-low temperature alternating test box |
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| Publication Number | Publication Date |
|---|---|
| CN210206897U true CN210206897U (en) | 2020-03-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920768931.4U Expired - Fee Related CN210206897U (en) | 2019-05-27 | 2019-05-27 | Plastic high-low temperature alternating test box |
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| Country | Link |
|---|---|
| CN (1) | CN210206897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686370A (en) * | 2024-02-02 | 2024-03-12 | 上海海事大学 | Metal part local alternating temperature load simulation equipment |
-
2019
- 2019-05-27 CN CN201920768931.4U patent/CN210206897U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117686370A (en) * | 2024-02-02 | 2024-03-12 | 上海海事大学 | Metal part local alternating temperature load simulation equipment |
| CN117686370B (en) * | 2024-02-02 | 2024-04-23 | 上海海事大学 | Metal part local alternating temperature load simulation equipment |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 |