CN111337373B - Safety mechanism for cold and hot test chamber - Google Patents
Safety mechanism for cold and hot test chamber Download PDFInfo
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- CN111337373B CN111337373B CN202010234183.9A CN202010234183A CN111337373B CN 111337373 B CN111337373 B CN 111337373B CN 202010234183 A CN202010234183 A CN 202010234183A CN 111337373 B CN111337373 B CN 111337373B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/60—Investigating resistance of materials, e.g. refractory materials, to rapid heat changes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0226—High temperature; Heating means
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0222—Temperature
- G01N2203/0228—Low temperature; Cooling means
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Abstract
The invention discloses a safety mechanism for a cold and hot test chamber, which comprises a test chamber, wherein a safety chamber door is installed on the test chamber, a placing groove matched with the safety chamber door is formed in the test chamber, a first limiting outer tube and a second limiting outer tube are arranged on the outer side of the test chamber, the first limiting outer tube is positioned above the second limiting outer tube, and the length of the second limiting outer tube is smaller than that of the first limiting outer tube; when the safety box door is clamped at the end part of the placing groove, the test box is completely closed, and compared with the prior art, the scheme can not cause the condition that the later frequent maintenance is needed due to rusting easily because of the hinged installation mode of the safety box door; when the safety box is opened, the safety box door does not need to be approached, so that workers are protected, and the safety is improved; compared with the prior art, the structure designed by the invention is not complex, and effectively plays a good role in protecting workers or non-workers, thereby greatly improving the safety performance.
Description
Technical Field
The invention relates to the technical field of cold and hot test chambers, in particular to a safety mechanism for a cold and hot test chamber.
Background
The cold and hot test box is also named as a cold and hot impact test box, is detection equipment capable of instantly converting from high temperature to low temperature, is used for testing a material structure or a composite material, and can detect chemical changes or physical injuries of a test sample caused by expansion with heat and contraction with cold within the shortest time through the tolerable degree under the continuous environment of extremely high temperature and extremely low temperature instantly. The device is divided into a two-compartment type and a three-compartment type, and the difference is that the test mode and the internal structure are different; the cold and hot proof box of traditional pole adopts double-deck high temperature resistant high tensile sealing strip airtight in order to ensure the test area between door and the box when using, guarantees the leakproofness, and when needs are opened, because inside and outside gaseous temperature is different, open cause staff's frostbite or scald very easily in the twinkling of an eye, have certain potential safety hazard, for this reason we provide a safety mechanism who is used for cold and hot proof box to solve the problem that proposes in the above-mentioned background art.
Disclosure of Invention
The purpose of the invention can be realized by the following technical scheme: a safety mechanism for a cold and hot test box comprises a test box, wherein a safety box door is installed on the test box, a placing groove matched with the safety box door is formed in the test box, a first limiting outer tube and a second limiting outer tube are arranged on the outer side of the test box, the first limiting outer tube is located above the second limiting outer tube, the length of the second limiting outer tube is smaller than that of the first limiting outer tube, a first limiting rod and a second limiting rod are welded at one end of the safety box door, the first limiting rod is movably inserted into the first limiting outer tube, the second limiting rod penetrates through the second limiting outer tube, a top block is arranged at the end part of the second limiting rod, a rotating shaft is arranged on the top block, and a first limiting sleeve is rotatably sleeved on the rotating shaft; the bottom of the test box is vertically provided with a fixed seat, the end part of the fixed seat is provided with a side plate, an insert block is slidably inserted on the side plate, the end part of the insert block is provided with a movable plate, the tail end of the movable plate is provided with a third limiting rod, and a second limiting sleeve is rotatably arranged on the third limiting rod; the test box comprises a test box body, a first limiting sleeve, a second limiting sleeve, a movable plate, a safety box door and a safety box door, wherein the outer side of the test box body is rotatably provided with a second rotating ring, the outer side of the second rotating ring is provided with a first driving rod and a second driving rod, the first driving rod penetrates through the first limiting sleeve, and the second driving rod penetrates through the second limiting sleeve;
the outer side of the safety box door is slidably provided with a limiting mechanism, the limiting mechanism comprises two groups of movable rods, the outer sides of the movable rods are rotatably provided with rotating rods, the end parts of adjacent rotating rods are rotatably connected, the end part of each rotating rod is provided with a push rod, and the outer side of each push rod is provided with a limiting plate; the safety box door is characterized in that a first rotating ring is further rotatably arranged on the outer side of the test box, a first swing rod and a second swing rod are respectively arranged on the outer side of the first rotating ring, an inserting rod is vertically arranged at the end part of the second swing rod, the inserting rod can be clamped on a limiting plate, when the safety box door clamps the test box, the movable rod is pushed in the opposite direction to further ensure the safety, the rotating rod on the movable rod pushes a push rod to move forwards until one end of the movable rod pushes the first swing rod to rotate, the first swing rod rotates anticlockwise and drives the inserting rod to be inserted on the limiting plate, and the safety box door is fixed, so that non-working personnel cannot open the test box in a short time to protect the test box.
Preferably, a baffle is vertically arranged on one side of the test box, a spring is arranged at one end of the baffle, the tail end of the spring is connected with the first swing rod, and the spring is used for limiting the first swing rod, so that the situation that the second swing rod is located below the second swing rod due to the fact that the second swing rod and the inserted rod are too heavy is avoided.
Preferably, the outer side of the safety box door is provided with first slide rails arranged in an array manner, the inner side of the movable rod is provided with a slide block, the slide block is slidably clamped on the first slide rails, and a slide groove matched with the first slide rails is formed in the slide block.
Preferably, the side plate is provided with a through groove in a penetrating mode, the insertion block penetrates through the through groove, a pressing block is arranged at the end portion of the insertion block, and the cross section of the pressing block is rectangular.
Preferably, the upper end of curb plate is equipped with the roof, and the screw thread is inserted and is equipped with the screw rod on the roof, and the lower extreme of screw rod can contact with the briquetting upper surface, consequently rotatable screw rod for the screw rod is rotatory downwards and drives the briquetting and move down, fixes the safety box door, improves the leakproofness.
Preferably, the included angle between the first driving rod and the second driving rod is 135 degrees.
Preferably, the lower surface of the safety box door is provided with a bottom groove, a supporting outer rod is rotatably arranged in the bottom groove, a base plate is arranged at the end part of the bottom groove, a supporting inner rod is movably inserted in the supporting outer rod, and the end part of the supporting inner rod can be arranged on the base plate.
Preferably, the supporting outer rod is provided with a sliding groove and a limiting groove, the limiting groove is distributed on the supporting outer rod in an array mode, one end of the limiting groove is communicated with the sliding groove, the limiting block is welded on the supporting inner rod and is arranged in the sliding groove in a sliding mode and can be clamped in the limiting groove, after the safety box door is drawn out, the two ends of the safety box door are kept balanced, the supporting outer rod can be taken out of the safety box door, the limiting block is well clamped in the corresponding limiting groove according to the height of the supporting inner rod and the height of the ground, the position of the safety box door is kept stable, when the safety box door is not used, the limiting block is rotated into the sliding groove, the supporting inner rod is made to be located in the supporting outer rod, the supporting outer rod is rotated to be located in the bottom groove, the limiting block is then shifted, and one end of the supporting inner rod is made to be located on the base plate.
A method for a safety mechanism for a cold thermal test chamber, comprising the steps of:
firstly, before use, the safety box door is opened, and at the moment, the second limiting rod moves backwards, so that the second driving rod drives the movable rod to move upwards; then, putting an object to be tested into the test box;
step two, closing the safety box door; the worker moves to the position near the fixed seat, the threaded rod is rotated, the threaded rod pushes the pressing block downwards, the pressing block moves downwards, the movable plate is driven to move downwards, the first driving rod and the second driving rod rotate anticlockwise at the moment, the second limiting rod is driven to move forwards, and the test box is clamped by the safety box door;
and step three, pushing the two movable rods along the first slide rail in opposite directions, enabling the movable rods to approach each other, pushing the rotating rods to push the push rod forwards, pushing the first swing rod to rotate anticlockwise in the process that the push rod extends forwards, and enabling the safety box door to be further fixed until the inserting rod on the second swing rod is inserted into the limiting plate.
The invention has the beneficial effects that:
1. when the safety box door is clamped at the end part of the placing groove, the test box is completely closed, compared with the prior art, the scheme can not cause the situation that the later-stage frequent maintenance is needed due to rusting easily because of the hinged installation mode of the safety box door;
2. when the safety box is opened, the safety box door does not need to be approached, so that workers are protected, and the safety is improved;
3. compared with the prior art, the structure designed by the invention is not complex, and effectively plays a good role in protecting workers or non-workers, thereby greatly improving the safety performance;
4. the non-working personnel can not open the test box in a short time to protect the test box.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic view of a test chamber according to the present invention;
FIG. 2 is a schematic front view of a test chamber according to the present invention;
FIG. 3 is a schematic view of a test chamber of the present invention;
FIG. 4 is a schematic view of a safe door of the present invention;
FIG. 5 is a schematic view of a spacing mechanism of the present invention;
FIG. 6 is a schematic view of the connection of the limiting mechanism and the door of the safe of the present invention;
FIG. 7 is a schematic view of a movable plate of the present invention;
FIG. 8 is a schematic view of the connection between the door and the movable plate of the security box of the present invention;
FIG. 9 is a schematic view of the connection of the door to the outer support bar of the security box of the present invention;
fig. 10 is a schematic view of the connection between the outer support rod and the inner support rod according to the present invention.
In the figure: the test box comprises a test box 1, a first limiting outer tube 11, a second limiting outer tube 12, a first rotating ring 2, a first oscillating bar 21, a second oscillating bar 22, an inserted rod 23, a safety box door 3, a first limiting rod 31, a second limiting rod 32, a top block 321, a first limiting sleeve 33, a first sliding rail 34, a bottom groove 35, a base plate 351, a limiting mechanism 4, a movable rod 41, a sliding block 42, a rotating rod 43, a push rod 44, a limiting plate 45, a second rotating ring 5, a first driving rod 51, a second driving rod 52, a fixed seat 6, a side plate 61, a through groove 611, a top plate 62, a threaded rod 63, a movable plate 7, a third limiting rod 71, a second limiting sleeve 72, an inserted block 73, a pressing block 74, an outer supporting rod 8, a hinged block 81, a sliding groove 82, a limiting groove 83, an inner supporting rod 9 and a limiting block 91.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-10, the present invention provides a technical solution: a safety mechanism for a cold and hot test box comprises a test box 1, wherein a safety box door 3 is installed on the test box 1, a placing groove matched with the safety box door 3 is formed in the test box 1, a first limiting outer tube 11 and a second limiting outer tube 12 are arranged on the outer side of the test box 1, the first limiting outer tube 11 is located above the second limiting outer tube 12, the length of the second limiting outer tube 12 is smaller than that of the first limiting outer tube 11, a first limiting rod 31 and a second limiting rod 32 are welded at one end of the safety box door 3, the first limiting rod 31 is movably inserted into the first limiting outer tube 11, the second limiting rod 32 penetrates through the second limiting outer tube 12, a top block 321 is arranged at the end part of the second limiting rod 32, a rotating shaft is arranged on the top block 321, and a first limiting sleeve 33 is rotatably sleeved on the rotating shaft; the bottom of the test box 1 is vertically provided with a fixed seat 6, the end part of the fixed seat 6 is provided with a side plate 61, an insertion block 73 is slidably inserted on the side plate 61, the end part of the insertion block 73 is provided with a movable plate 7, the tail end of the movable plate 7 is provided with a third limiting rod 71, and a second limiting sleeve 72 is rotatably arranged on the third limiting rod 71; the outer side of the test box 1 is rotatably provided with a second rotating ring 5, the outer side of the second rotating ring 5 is provided with a first driving rod 51 and a second driving rod 52, the first driving rod 51 penetrates through the first limiting sleeve 33, and the second driving rod 52 penetrates through the second limiting sleeve 72, so that when a test object is placed inside the test box 1, the movable plate 7 is moved downwards, the movable plate 7 drives the second driving rod 52 to rotate anticlockwise and drives the first limiting rod 31 to rotate anticlockwise, the second limiting rod 32 is driven to move forwards, and finally the safety box door 3 is driven to be clamped at the end part of the placing groove, and the test box 1 is completely closed;
a limiting mechanism 4 is arranged on the outer side of the safety box door 3 in a sliding mode, the limiting mechanism 4 comprises two groups of movable rods 41, rotating rods 43 are arranged on the outer sides of the movable rods 41 in a rotating mode, the end portions of the adjacent rotating rods 43 are connected in a rotating mode, push rods 44 are arranged at the end portions of the rotating rods 43, and limiting plates 45 are arranged on the outer sides of the push rods 44; the outer side of the test box 1 is further rotatably provided with a first rotating ring 2, the outer side of the first rotating ring 2 is respectively provided with a first swing rod 21 and a second swing rod 22, the end part of the second swing rod 22 is vertically provided with an insertion rod 23, the insertion rod 23 can be clamped on a limiting plate 45, when the test box 1 is clamped by the safety box door 3, in order to further ensure safety, the movable rod 41 is pushed in the opposite direction, the rotating rod 43 on the movable rod 41 pushes the push rod 44 to move forwards until one end of the movable rod pushes the first swing rod 21 to rotate, the first swing rod 21 rotates anticlockwise and drives the insertion rod 23 to be inserted on the limiting plate 45, and the safety box door 3 is fixed, so that a non-worker cannot open the test box 1 in a short time to protect the test box.
One side of the test box 1 is vertically provided with a baffle, one end of the baffle is provided with a spring, the tail end of the spring is connected with the first swing rod 21, and the spring is used for limiting the first swing rod 21, so that the situation that the second swing rod 22 is located below due to the overweight of the second swing rod 22 and the inserted rod 23 is avoided.
The outside of safety door 3 is equipped with the first slide rail 34 that the array set up, and the inboard of movable rod 41 is equipped with slider 42, and slider 42 slip card is established on first slide rail 34, and the inside of slider 42 is seted up and is seted up the spout with first slide rail 34 matched with.
The side plate 61 is provided with a through groove 611 in a penetrating manner, the insertion block 73 penetrates through the through groove 611, the end of the insertion block 73 is provided with a pressing block 74, and the cross section of the pressing block 74 is rectangular.
The upper end of curb plate 61 is equipped with roof 62, and the screw thread is inserted and is equipped with the screw rod on the roof 62, and the lower extreme of screw rod can contact with briquetting 74 upper surface, consequently rotatable screw rod for the screw rod is rotatory downwards and drive briquetting 74 and move down, fixes safe chamber door 3, improves the leakproofness.
The angle between the first drive rod 51 and the second drive rod 52 is 135 °.
Support and seted up spout 82 and spacing groove 83 on the outer pole 8, spacing groove 83 array distributes on supporting outer pole 8, and its one end is linked together with spout 82, the welding has stopper 91 on supporting interior pole 9, stopper 91 slides and sets up in spout 82, and can block and establish in the inside of spacing groove 83, after safety box door 3 takes out, in order to guarantee its both ends keep balance, consequently, can take out supporting outer pole 8 from safety box door 3, then according to supporting interior pole 9 and the high regulation good stopper 91 card of ground in corresponding spacing groove 83, make safety box door 3's position remain stable, when not using, rotate stopper 91 to spout 82, slide supporting interior pole 9 and make it be located and support outer pole 8, and rotate supporting outer pole 8 and make it be located the kerve 35, then stir stopper 91 again, make the one end that supports interior pole 9 be located on backing plate 351 can.
A method for a safety mechanism for a cold thermal test chamber, comprising the steps of:
firstly, before use, the safety box door 3 is opened, and at the moment, the second limit rod 32 moves backwards, so that the second driving rod 52 drives the movable rod 41 to move upwards; then, putting an object to be tested into the test box 1;
step two, closing the safety box door 3; the worker moves to the position near the fixed seat 6, rotates the threaded rod 63, the threaded rod 63 pushes the pressing block 74 downwards, the pressing block 74 moves downwards and drives the movable plate 7 to move downwards, at the moment, the first driving rod 51 and the second driving rod 52 rotate anticlockwise and drive the second limiting rod 32 to move forwards until the safety box door 3 clamps the test box 1;
and step three, pushing the two movable rods 41 along the first slide rail 34 in opposite directions, enabling the movable rods 41 to approach each other, pushing the rotating rod 43 to push the push rod 44 forward, and pushing the first swing rod 21 to rotate anticlockwise in the process that the push rod 44 extends forward until the inserting rod 23 on the second swing rod 22 is inserted in the limiting plate 45, so that the safety box door 3 can be further fixed.
When the test box is used, when a test article is placed inside the test box 1, the movable plate 7 is moved downwards, so that the movable plate 7 drives the second driving rod 52 to rotate anticlockwise and drives the first limiting rod 31 to rotate anticlockwise, so that the second limiting rod 32 is driven to move forwards, and finally the safety box door 3 is driven to be clamped at the end part of the placing groove, and the test box 1 is completely closed; in addition, after the safety box door 3 clamps the test box 1, in order to further ensure the safety, the movable rod 41 is pushed in the opposite direction, so that the rotating rod 43 on the movable rod 41 pushes the push rod 44 to move forwards until one end of the movable rod pushes the first swing rod 21 to rotate, the first swing rod 21 rotates anticlockwise and drives the insertion rod 23 to be inserted into the limiting plate 45, and the safety box door 3 is fixed, so that a non-worker cannot open the test box 1 in a short time to protect the test box.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Claims (7)
1. A safety mechanism for a cold and hot test box comprises a test box body (1) and is characterized in that a safety box door (3) is installed on the test box body (1), a first limiting outer tube (11) and a second limiting outer tube (12) are arranged on the outer side of the test box body (1), a first limiting rod (31) and a second limiting rod (32) are welded at one end of the safety box door (3), the first limiting rod (31) is movably inserted into the first limiting outer tube (11), the second limiting rod (32) penetrates through the second limiting outer tube (12), a top block (321) is arranged at the end part of the second limiting rod (32), a rotating shaft is arranged on the top block (321), and a first limiting sleeve (33) is rotatably sleeved on the rotating shaft; the bottom of the test box (1) is vertically provided with a fixed seat (6), the end part of the fixed seat (6) is provided with a side plate (61), an insertion block (73) is slidably inserted on the side plate (61), the end part of the insertion block (73) is provided with a movable plate (7), the tail end of the movable plate (7) is provided with a third limiting rod (71), and a second limiting sleeve (72) is rotatably arranged on the third limiting rod (71); a second rotating ring (5) is rotatably arranged on the outer side of the test box (1), a first driving rod (51) and a second driving rod (52) are arranged on the outer side of the second rotating ring (5), the first driving rod (51) penetrates through the first limiting sleeve (33), and the second driving rod (52) penetrates through the second limiting sleeve (72);
the outer side of the safety box door (3) is provided with a limiting mechanism (4) in a sliding mode, the limiting mechanism (4) comprises two groups of movable rods (41), the outer side of each movable rod (41) is provided with a rotating rod (43) in a rotating mode, the end portions of the adjacent rotating rods (43) are connected in a rotating mode, the end portion of each rotating rod (43) is provided with a push rod (44), and the outer side of each push rod (44) is provided with a limiting plate (45); a first rotating ring (2) is further rotatably arranged on the outer side of the test box (1), a first swing rod (21) and a second swing rod (22) are respectively arranged on the outer side of the first rotating ring (2), an insertion rod (23) is vertically arranged at the end part of the second swing rod (22), and the insertion rod (23) can be clamped on a limiting plate (45);
a through groove (611) penetrates through the side plate (61), the inserting block (73) penetrates through the through groove (611), a pressing block (74) is arranged at the end part of the inserting block (73), and the section of the pressing block (74) is rectangular;
the upper end of the side plate (61) is provided with a top plate (62), a screw rod is inserted into the upper thread of the top plate (62), and the lower end of the screw rod can be in contact with the upper surface of the pressing block (74).
2. A safety mechanism for a cold-hot test chamber according to claim 1, wherein a baffle is vertically provided at one side of the test chamber (1), and a spring is provided at one end of the baffle, and the end of the spring is connected to the first swing link (21).
3. A safety mechanism for a cold and hot test box according to claim 1, wherein the outer side of the safety box door (3) is provided with first slide rails (34) arranged in an array, the inner side of the movable rod (41) is provided with a slide block (42), the slide block (42) is slidably clamped on the first slide rails (34), and the inside of the slide block (42) is provided with a slide groove matched with the first slide rails (34).
4. A safety mechanism for a cold-hot test chamber according to claim 1, wherein the angle between the first driving rod (51) and the second driving rod (52) is 135 °.
5. The safety mechanism for the cold and heat test box is characterized in that a bottom groove (35) is formed in the lower surface of the safety box door (3), a supporting outer rod (8) is rotatably arranged inside the bottom groove (35), a base plate (351) is arranged at the end part of the bottom groove (35), a supporting inner rod (9) is movably inserted inside the supporting outer rod (8), and the end part of the supporting inner rod (9) can be arranged on the base plate (351).
6. The safety mechanism for the cold and heat test box according to claim 5, wherein the supporting outer rod (8) is provided with a sliding groove (82) and a limiting groove (83), the limiting grooves (83) are distributed on the supporting outer rod (8) in an array manner, one end of each limiting groove is communicated with the sliding groove (82), the supporting inner rod (9) is welded with a limiting block (91), and the limiting block (91) is slidably arranged in the sliding groove (82) and can be clamped in the limiting groove (83).
7. A method of a safety mechanism for a hot and cold test chamber according to any one of claims 1 to 6, comprising the steps of:
firstly, before the safe box door (3) is used, the safe box door is opened, and at the moment, the second limiting rod (32) moves backwards, so that the second driving rod (52) drives the movable rod (41) to move upwards; then, putting an object to be tested into the test box (1);
step two, closing the safety box door (3); the worker moves to the position near the fixed seat (6), the threaded rod (63) is rotated, the threaded rod (63) pushes the pressing block (74) downwards, the pressing block (74) moves downwards and drives the movable plate (7) to move downwards, the first driving rod (51) and the second driving rod (52) rotate anticlockwise at the moment and drive the second limiting rod (32) to move forwards until the safety box door (3) clamps the test box (1);
and thirdly, pushing the two movable rods (41) along the first slide rail (34) in opposite directions, enabling the movable rods (41) to approach each other, pushing the rotating rod (43) to push the push rod (44) forwards, and pushing the first swing rod (21) to rotate anticlockwise in the process that the push rod (44) extends forwards until the inserting rod (23) on the second swing rod (22) is inserted into the limiting plate (45), so that the safety box door (3) can be further fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010234183.9A CN111337373B (en) | 2020-03-30 | 2020-03-30 | Safety mechanism for cold and hot test chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010234183.9A CN111337373B (en) | 2020-03-30 | 2020-03-30 | Safety mechanism for cold and hot test chamber |
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| CN111337373A CN111337373A (en) | 2020-06-26 |
| CN111337373B true CN111337373B (en) | 2022-12-06 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204832385U (en) * | 2015-08-05 | 2015-12-02 | 深圳安博检测有限公司 | A environmental test case for test of electric water heater tide attitude |
| CN208137629U (en) * | 2018-03-31 | 2018-11-23 | 江苏拓米洛环境试验设备有限公司 | Convenient for the chamber grip structure of switch gate |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009020498B4 (en) * | 2009-05-08 | 2015-08-27 | Binder Gmbh | Device for opening a door of a climatic cabinet, an incubator, an environmental simulation chamber or a freezer or the like |
| JP6556679B2 (en) * | 2016-09-15 | 2019-08-07 | エスペック株式会社 | Environmental test equipment |
| CN208642686U (en) * | 2018-05-18 | 2019-03-26 | 东莞市一品仪器设备有限公司 | A kind of walk-in type constant temperature humidity chamber |
| CN208850919U (en) * | 2018-05-22 | 2019-05-14 | 华中科技大学 | It is a kind of can retaining limit slide-rail drawer |
| CN208239240U (en) * | 2018-06-19 | 2018-12-14 | 天津亭华科技有限公司 | Two van-type thermal shock test chambers |
| CN208542231U (en) * | 2018-06-21 | 2019-02-26 | 南京金宁微波有限公司 | It is a kind of for processing the removable high-low temperature test chamber of circulator |
| CN209858562U (en) * | 2019-03-12 | 2019-12-27 | 青岛科技大学 | Dry-wet cycle test box for rock test piece |
| CN209934757U (en) * | 2019-04-03 | 2020-01-14 | 广州克莱美特仪器设备科技有限公司 | Lifting cylinder type automatic door structure of environmental test chamber |
| CN209934759U (en) * | 2019-04-03 | 2020-01-14 | 广州克莱美特仪器设备科技有限公司 | Transparent constant temperature and humidity test box |
-
2020
- 2020-03-30 CN CN202010234183.9A patent/CN111337373B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204832385U (en) * | 2015-08-05 | 2015-12-02 | 深圳安博检测有限公司 | A environmental test case for test of electric water heater tide attitude |
| CN208137629U (en) * | 2018-03-31 | 2018-11-23 | 江苏拓米洛环境试验设备有限公司 | Convenient for the chamber grip structure of switch gate |
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