CN218281787U - Double-layer type environmental test chamber - Google Patents
Double-layer type environmental test chamber Download PDFInfo
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- CN218281787U CN218281787U CN202222391108.0U CN202222391108U CN218281787U CN 218281787 U CN218281787 U CN 218281787U CN 202222391108 U CN202222391108 U CN 202222391108U CN 218281787 U CN218281787 U CN 218281787U
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Abstract
The utility model relates to a two-layer equation environmental test case, the power distribution box comprises a box body, the inside of box is equipped with quantity and is two ventilation assembly, ventilation assembly includes test chamber, circulation wind chamber and installation cavity, the positive inner wall fixed mounting of installation cavity has driving motor, driving motor's output shaft is fixed with the drive shaft that one end runs through and extends to circulation wind intracavity portion, the outside of drive shaft is fixed with the flabellum, the exhaust vent that one end runs through and extends to test intracavity portion is seted up on the right side of the positive inner wall in circulation wind chamber, the return air vent that one end runs through and extends to circulation wind intracavity portion is seted up in the left side of test chamber back inner wall. This double-deck formula environmental test case, through setting up the ventilation subassembly, the rotatory back of flabellum produces the air current alright get into the test intracavity portion through the right side exhaust vent, simultaneously, air current accessible left side return air hole gets back to the circulated air intracavity portion to effectively reduced the temperature interference and the temperature degree of consistency between two-layer.
Description
Technical Field
The utility model relates to an environmental test case technical field specifically is a double-deck formula environmental test case.
Background
The environmental test chamber is a high-tech means for human to simulate the natural environmental climate which can be contacted with any place of the earth and perform destructive advanced tests on modern industrial products and materials, so the environmental test chamber is called an environmental test chamber and is respectively provided with a plurality of classification devices or classification devices with different names which meet different national standards.
The existing environmental test box is usually single-layer type, and usually ventilate for the mode of air-out and air-return of upper and lower both sides when ventilating, for example, chinese patent CN 210906206U discloses an environmental test box with top air-suction type air duct structure, this patent is inhaled the back wind duct through the fresh air inlet through the air current in the test space, and flow through the fan in proper order, get into the bottom wind duct behind heating mechanism and the evaporimeter, get into the test space through the air-out clearance again, however, the test tube can usually be plugged in its leakproofness through the rubber plug when using, but when the test box pressure is too big, can lead to the rubber plug to deviate from, influence sealed effect, so, a double-layer environmental test box has been proposed to solve above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be not enough to prior art, the utility model provides a two-layer equation environmental test case possesses advantages such as test tube double seal, has solved the test tube and can guarantee its leakproofness through filling in the rubber buffer usually when using, but when test box pressure was too big, can lead to the rubber buffer to deviate from, influences the problem of sealed effect.
In order to achieve the above object, the utility model provides a following technical scheme: a double-layer type environmental test chamber comprises a chamber body, wherein two ventilation assemblies are arranged inside the chamber body, a plurality of test tubes are arranged outside the chamber body, and sealing assemblies are arranged on the test tubes;
the ventilation assembly comprises a testing cavity arranged in the experimental box body, a circulating air cavity positioned on the back of the testing cavity and an installation cavity positioned on the back of the circulating air cavity, a driving motor is fixedly installed on the inner wall of the front surface of the installation cavity, a driving shaft with one end penetrating through and extending to the inside of the circulating air cavity is fixed on an output shaft of the driving motor, fan blades are fixed on the outer side of the driving shaft, an air outlet hole with one end penetrating through and extending to the inside of the testing cavity is formed in the right side of the inner wall of the front surface of the circulating air cavity, and an air return hole with one end penetrating through and extending to the inside of the circulating air cavity is formed in the left side of the inner wall of the back surface of the testing cavity;
the utility model discloses a test tube end face laminating, including box, sealing assembly, rotatory apron, box, rubber seal, the sealing assembly includes and fixes and be located the U type frame of test tube below with the box outside, the inside articulated rotatory apron that has of U type frame, the inside threaded connection of rotatory apron has the sealing plug with the inside threaded connection of test tube, one side that rotatory apron is close to the box is fixed with the rubber seal who laminates with the test tube end face, the inside threaded connection of rotatory apron has one end to run through and extends to the inside fastening stud of box.
Furthermore, the position of the fan blade corresponds to the position of the air outlet.
Further, the sealing plug is T-shaped, and a rotating knob is fixed at the end part of the fastening stud.
Furthermore, a threaded through hole in threaded connection with the fastening stud is formed in the rotary cover plate.
Furthermore, a thread groove in threaded connection with the fastening stud is formed in the outer side of the box body.
Compared with the prior art, the technical scheme of the application has the following beneficial effects:
1. this double-deck formula environmental test case, through setting up the ventilation subassembly, the rotatory back of flabellum produces the air current alright get into the test intracavity portion through the right side exhaust vent, simultaneously, air current accessible left side return air hole gets back to the circulated air intracavity portion to effectively reduced the temperature interference and the temperature degree of consistency between two-layer.
2. This double-deck formula environmental test case through being equipped with seal assembly, has realized the double sealing of test tube, has improved the leakproofness, can effectually prevent that the infiltration from taking place, simultaneously, need not to set up the silica gel stopper alone and seal, has avoided because silica gel stopper volume undersize, loses invisible back influence easily and uses.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a left side sectional view of the structure of the present invention;
FIG. 3 is an enlarged view of the portion A of FIG. 1 according to the present invention;
fig. 4 is a front view of the structure of the present invention.
In the figure: the testing device comprises a box body 1, a testing cavity 2, an air outlet hole 3, an air return hole 4, an installation cavity 5, a driving motor 6, a driving shaft 7, fan blades 8, a circulating air cavity 9, a testing pipe 10, a fastening stud 11, a rotary cover plate 12, a sealing plug 13, a rubber sealing ring 14 and a U-shaped frame 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-4, the double-layer environmental test chamber in this embodiment includes a chamber body 1, the chamber body 1 is of a double-layer design, two ventilation assemblies are disposed inside the chamber body 1, one ventilation assembly is disposed on each layer for realizing circulation ventilation, a plurality of test tubes 10 are disposed outside the chamber body 1, and sealing assemblies are disposed on the test tubes 10.
As shown in fig. 1-2, the ventilation subassembly is including arranging test chamber 2 inside experiment box 1 in, be located the circulation wind chamber 9 at the test chamber 2 back and be located the installation cavity 5 at the circulation wind chamber 9 back, the front inner wall fixed mounting of installation cavity 5 has driving motor 6, driving motor 6's output shaft is fixed with one end and runs through and extend to the inside drive shaft 7 in circulation wind chamber 9, the outside of drive shaft 7 is fixed with flabellum 8, the one end is run through and extend to the inside exhaust vent 3 in test chamber 2 has been seted up on the right side of the positive inner wall in circulation wind chamber 9, the one end is run through and extend to the inside return air vent 4 in circulation wind chamber 9 has been seted up on the left side of the inner wall in test chamber 2 back.
Wherein, the position of flabellum 8 is corresponding with the position of exhaust vent 3, and flabellum 8 is rotatory back produce the air current alright get into test chamber 2 inside through right side exhaust vent 3, simultaneously, and air current accessible left side return air vent 4 returns to inside the circulating air chamber 9 to effectively reduced the temperature interference and the temperature degree of consistency between two-layer.
When ventilating, the accessible starts driving motor 6, driving motor 6's output shaft can drive shaft 7 and rotate, thereby make the rotatory air current that produces of flabellum 8, again because the position of flabellum 8 is corresponding with the position of exhaust vent 3, flabellum 8 is rotatory after produce the air current alright get into test chamber 2 inside through right side exhaust vent 3, and simultaneously, air current accessible left side return air hole 4 returns to inside circulating air chamber 9, through the mode of the left and right sides air-out return air, can effectively reduce the temperature interference and the temperature degree of consistency between two-layer.
As shown in fig. 1 and 3, the sealing assembly includes a U-shaped frame 15 fixed to the outer side of the box 1 and located below the testing tube 10, a rotary cover plate 12 is hinged inside the U-shaped frame 15, a sealing plug 13 in threaded connection with the inside of the testing tube 10 is connected to the inside of the rotary cover plate 12, a rubber sealing ring 14 attached to the end face of the testing tube 10 is fixed to one side of the rotary cover plate 12 close to the box 1, and a fastening stud 11 with one end penetrating through and extending into the box 1 is connected to the inside of the rotary cover plate 12 in threaded connection.
The sealing plug 13 is T-shaped, the sealing plug 13 can be conveniently rotated by holding the end of the sealing plug 13 by hand, the end of the fastening stud 11 is fixedly provided with a knob, and the fastening stud 11 can be conveniently rotated by holding the knob by hand.
Meanwhile, a threaded through hole in threaded connection with the fastening stud 11 is formed in the rotating cover plate 12, a thread groove in threaded connection with the fastening stud 11 is formed in the outer side of the box body 1, and the threaded through hole and the thread groove are formed, so that the fastening stud 11 can rotate to enter the thread groove or be separated from the thread groove, and preliminary sealing between the rotating cover plate 12 and the test tube 10 through the rubber sealing ring 14 is achieved.
In addition, the sealing plug 13 is screwed, so that the sealing plug 13 is screwed into the test tube 10 in a rotating manner, and the secondary sealing of the test tube 10 is realized.
Specifically, through rotating rotatory apron 12 round U type frame 15 to carry out spacingly through rotatory fastening stud 11 pair rotation apron 12, make between rotatory apron 12 and the test tube 10 carry out preliminary sealing through rubber seal 14, move sealing plug 13 again through twisting, make inside sealing plug 13 rotatory twist test tube 10, thereby realize the double seal of test tube 10, improved the leakproofness.
It should be noted that, test tube 10 is the inside and outside interface channel who carries on medium such as electricity, water, communication of environmental test equipment, and test tube 10 uses the silica gel chock plug to seal among the prior art, and the utility model discloses a being equipped with seal assembly, having realized test tube 10's double sealing, having improved the leakproofness, can effectually prevent that the infiltration from taking place, simultaneously, need not to set up the silica gel stopper alone and seal, avoided because silica gel stopper volume undersize, lost easily not to see the back and influence the use.
The working principle of the above embodiment is as follows:
(1) When ventilation is carried out, the driving motor 6 can be started, the output shaft of the driving motor 6 can drive the driving shaft 7 to rotate, so that the fan blade 8 rotates to generate air flow, and the air flow generated after the fan blade 8 rotates can enter the inside of the testing cavity 2 through the air outlet hole 3 on the right side and can return to the inside of the circulating air cavity 9 through the air return hole 4 on the left side because the position of the fan blade 8 corresponds to the position of the air outlet hole 3;
(2) Rotate through turning cover 12 round U type frame 15 to carry on spacingly through rotatory fastening stud 11 pair turning cover 12, make between turning cover 12 and the test tube 10 tentatively seal through rubber seal 14, move sealing plug 13 through twisting again, make inside sealing plug 13 rotatory wrong income test tube 10, thereby realize the double sealing of test tube 10, improved the leakproofness.
The utility model discloses a control mode is controlled through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply of power also belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.
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 phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a two-layer equation environmental test case, includes box (1), its characterized in that: two ventilation assemblies are arranged inside the box body (1), a plurality of test tubes (10) are arranged on the outer side of the box body (1), and sealing assemblies are arranged on the test tubes (10);
the ventilation assembly comprises a testing cavity (2) arranged in the testing box body (1), a circulating air cavity (9) located on the back face of the testing cavity (2) and an installation cavity (5) located on the back face of the circulating air cavity (9), a driving motor (6) is fixedly installed on the inner wall of the front face of the installation cavity (5), a driving shaft (7) with one end penetrating through and extending to the inside of the circulating air cavity (9) is fixed on an output shaft of the driving motor (6), a fan blade (8) is fixed on the outer side of the driving shaft (7), an air outlet hole (3) with one end penetrating through and extending to the inside of the testing cavity (2) is formed in the right side of the inner wall of the front face of the circulating air cavity (9), and an air return hole (4) with one end penetrating through and extending to the inside of the circulating air cavity (9) is formed in the left side of the inner wall of the back face of the testing cavity (2);
the sealing assembly comprises a U-shaped frame (15) which is fixed to the outer side of the box body (1) and located below the testing pipe (10), a rotary cover plate (12) is hinged to the inside of the U-shaped frame (15), the inner thread of the rotary cover plate (12) is connected with a sealing plug (13) which is connected with the inner thread of the testing pipe (10), a rubber sealing ring (14) which is attached to the end face of the testing pipe (10) is fixed to one side, close to the box body (1), of the rotary cover plate (12), and one end of the inner thread of the rotary cover plate (12) is connected with a fastening stud (11) which is penetrated through and extends to the inside of the box body (1).
2. A two-layer environmental test chamber according to claim 1, wherein: the position of the fan blade (8) corresponds to the position of the air outlet (3).
3. A two-layer environmental test chamber according to claim 1, wherein: the sealing plug (13) is T-shaped, and a torque is fixed at the end part of the fastening stud (11).
4. A two-layer environmental test chamber according to claim 1, wherein: and a threaded through hole in threaded connection with the fastening stud (11) is formed in the rotary cover plate (12).
5. A two-layer environmental test chamber according to claim 1, wherein: and a thread groove in threaded connection with the fastening stud (11) is formed in the outer side of the box body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222391108.0U CN218281787U (en) | 2022-09-08 | 2022-09-08 | Double-layer type environmental test chamber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222391108.0U CN218281787U (en) | 2022-09-08 | 2022-09-08 | Double-layer type environmental test chamber |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218281787U true CN218281787U (en) | 2023-01-13 |
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ID=84814407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222391108.0U Active CN218281787U (en) | 2022-09-08 | 2022-09-08 | Double-layer type environmental test chamber |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218281787U (en) |
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2022
- 2022-09-08 CN CN202222391108.0U patent/CN218281787U/en active Active
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| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A double-layer environmental test chamber Effective date of registration: 20230803 Granted publication date: 20230113 Pledgee: Shandong Rongcheng Rural Commercial Bank Co.,Ltd. Pledgor: Yue Microelectronics Technology (Shandong) Co.,Ltd. Registration number: Y2023980050811 |