CN104190481B - A kind of drawer type leakage test case - Google Patents
A kind of drawer type leakage test case Download PDFInfo
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- CN104190481B CN104190481B CN201410425114.0A CN201410425114A CN104190481B CN 104190481 B CN104190481 B CN 104190481B CN 201410425114 A CN201410425114 A CN 201410425114A CN 104190481 B CN104190481 B CN 104190481B
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Abstract
The invention discloses a kind of drawer type leakage test case, comprise casing, base, casing front portion is provided with chamber door, the base plate of casing is that drawer type is arranged, the bottom of casing is provided with the opening agreed with mutually with base plate, the drive unit that base plate can be driven from casing front portion to detach or advance box opening is in the horizontal direction provided with below base plate, be placed on base plate by needing the trial target of test, base plate advances casing to test by accessory drive again, compared with traditional walk-in test chamber, the present invention, without the need to being equipped with loading trolley and tractor again, has saved cost.Simultaneously, owing to there is gap between casing and base plate, in order to provide better sealing effectiveness, also sealing mechanism is provided with outside gap, not only ensure that test is more accurate, it also avoid the impact of box house extreme environment on drive unit, greatly extend its service life compared with traditional walk-in test chamber.
Description
Technical field
The present invention relates to a kind of environmental test equipment, especially a kind of drawer type leakage test case.
Background technology
In large-scale environmental test chamber field, the trial target of test is needed to be all comparatively heavy large-scale parts, complete machine or components and parts in enormous quantities usually, pure manpower cannot be relied on to be transported in chamber by hand, thus many employing walk-in type environmental test chambers, namely loading trolley carrying is used: first will be lifted on loading trolley by trial target, then loading trolley is moved to box house, then close chamber door and carry out various test.
Due to environment such as high temperature, low temperature or humidities that box house is extreme, if the loading trolley drive unit such as configuration motor separately, then very easily break down because being exposed to extreme environment completely and damage even completely; Meanwhile, if trial target too heaviness also cannot rely on Manual-pushing or pull-out loading trolley, thus all adopt traditionally independent tractor by loading trolley advance or pull-out chamber, therefore additionally increase cost.
Simultaneously, because the inside wheel of loading trolley has the structures such as bearing, easy because producing dilatancy and being stuck under the high temperature conditions, the higher distortion of temperature is larger, stuck possibility is larger, therefore high-temperature bearing oil mixed again by the high temperature resistant bearing of general employing, but the general most multipotency of high-temperature bearing oil on market bears the high temperature of 250 DEG C, and high temperature lower bearing oil viscosity reduces and very easily runs off, general high temperature drying case, the maximum temperatures such as high-temperature test chamber may reach 350 DEG C, the maximum temperatures such as high temperature sintering case can reach 600 DEG C, under such condition, the bearing of loading trolley is difficult to run well substantially again.
Summary of the invention
For solving the technical problems such as bogie bearing cannot run well under the above traditional large-scale walk-in type environmental test chamber high cost, hot environment, the invention provides a kind of drawer type leakage test case.
Technical scheme of the present invention comprises casing, base, casing is arranged at above base, casing front portion is provided with chamber door, base plate and the casing of casing are that drawer type is connected, namely bottom half is provided with the opening agreed with mutually with base plate profile, and the overall size of described opening is slightly larger than the overall size of base plate, need to ensure that base plate and casing can not interfere when relative motion, under the maximum temperature that simultaneously demand fulfillment can reach at box house, the swell increment of casing and the swell increment sum of base plate can not be greater than its overall size difference;
Be provided with below base plate and can drive base plate in the horizontal direction from the anterior drive unit into and out of described opening of casing, described drive unit comprises reducing motor, transmission mechanism, wheel, wheel is connected to the bottom surface of base plate by support, reducing motor is fixed on the ground of base plate and drives wheel movement by transmission mechanism, and then drives base plate to move in the horizontal direction;
The preferably chain drive of described transmission mechanism, comprises sprocket wheel, driving-chain, wheel shaft, and due to the nonelastic slip of chain drive and skidding, average transmission accurately, reliable, efficiency is high; And transmitted power is large, overload capacity is strong.
Owing to there is relative motion between base plate and casing, thus inevitably there is gap, for this reason, gap place between base plate and casing is also provided with outside seal mechanism, in order to cut off box house and external environment condition, described outside seal mechanism comprises cylinder, piston rod, sealing plate, and cylinder to be fixed on base and to connect sealing plate by piston rod, and the width of sealing plate is greater than the difference in size of box opening and base plate profile and covers whole gap.Expanded by cylinder interior gas and promote piston rod, reach object sealing plate being close to gap from casing outside, cut off the inside and outside environment of casing with this.
Further, the opening of described bottom half is " Contraband " shape, and base plate overall profile is rectangle, and therefore sealing plate entirety is also " Contraband " shape.
Further, described wheel is rail wheel, is provided with the guide rail matched with it below rail wheel, is used for guiding base plate to carry out high-precision horizontal rectilinear motion.
Further, described casing, base plate, sealing plate are thermal insulation board, effectively can completely cut off the impact of outer bound pair box house environment.
Further, the consistency of thickness of described casing, base plate.
The present invention arranges individual drive below drawable base plate, only need test target be placed on base plate, drive base plate that test target is sent into box house, base plate has possessed the function of load-carrying and carrying, without the need to adopting extra loading trolley and tractor, comparing traditional large-scale walk-in test chamber and greatly having saved cost; Simultaneously, adopt sealing mechanism to the sealing gap between base plate and casing, cut off the inside and outside environment of casing, make test more accurate, it also avoid box house high temperature or low temperature environment has an impact to outside reducing motor and bearing through gap, ensure the normal operation of reducing motor and bearing, compared traditional large-scale walk-in test chamber and greatly extend its service life.
figure of description
Fig. 1 is front section view of the present invention.
Fig. 2 is the part B enlarged diagram of Fig. 1 under base plate advanced state.
Fig. 3 is the part B enlarged diagram that base plate detaches Fig. 1 under state.
Fig. 4 is A-A sectional view of the present invention.
Fig. 5 is C-C sectional view of the present invention.
Detailed description of the invention
The present invention will be further described with detailed description of the invention by reference to the accompanying drawings:
As shown in Fig. 1 ~ 5, the present invention includes casing 1, base 2, casing 1 is positioned on base 2, casing 1 front portion is provided with chamber door 3, the rectangular base plate 4 of casing 1 with casing 1 for drawer type is connected, " Contraband " shape opening agreed with mutually with base plate 4 is provided with bottom casing 1, the overall size of described opening is slightly larger than the overall size of base plate, to ensure that base plate and casing can not interfere when relative motion, under the maximum temperature that simultaneously demand fulfillment can reach at box house, the swell increment of casing and the swell increment sum of base plate can not be greater than its overall size difference.
Be provided with below base plate 4 and can drive base plate 4 in the horizontal direction from the front portion of casing 1 into and out of the drive unit of this " Contraband " shape opening, drive unit comprises reducing motor 5, sprocket wheel 6, driving-chain 7, wheel shaft 8, rail wheel 9, rail wheel 9 is fixedly connected with by the bottom surface of support 10 with base plate 4, guide rail 15 is also provided with below rail wheel 9, reducing motor 5 carries out horizontal rectilinear motion by sprocket wheel 6, driving-chain 7, wheel shaft 8 drive track wheel 9 on guide rail 15, completes with this " Contraband " shape opening that base plate 4 was pulled out or advanced casing 1.
Because " Contraband " shape opening contours size is greater than base plate overall size bottom casing 1, inevitably have gap 11 therebetween, be also provided with sealing plate 12 outside therefore in this gap 11, sealing plate 12 connects cylinder 14 by piston rod 13, and cylinder 14 is fixed on base 2.
Casing 1, base plate 4 and sealing plate 12 preferably adopt thermal insulation board, and the internal environment of casing 1 can not damage the parts such as external drive unit, wheel, and to test also more accurate simultaneously.
The course of work of the present invention when testing is as follows:
Before test starts, open chamber door 3, drive reducing motor 5 base plate 4 to be exited the opening of casing 1, test target is positioned on base plate 4 by modes such as liftings, by control reducing motor 5, base plate 4 is pushed the opening of casing 1; Then by control cylinder 14, sealing plate 12 is close to outside gap 11, this gap 11 is shut, as shown in Figure 2; Close chamber door 3 again, can test program be started.
After being completed, until the temperature inside the box recovers normal temperature, open chamber door 3; Then to back off control cylinder 14, sealing plate 12 is unclamped from gap 11, as shown in Figure 3; By controlling reducing motor 5, the opening of base plate 4 from casing 1 being detached again, can test target be unloaded; Finally again base plate 4 is advanced casing 1 opening, close chamber door 3, use when waiting until test next time.
Claims (5)
1. a drawer type leakage test case, comprises casing (1), base (2), and casing (1) is arranged at base (2) top, and casing (1) front portion is provided with chamber door (3), it is characterized in that:
The base plate (4) of casing (1) with casing (1) for drawer type is connected, casing (1) bottom is provided with the opening agreed with mutually with base plate (4), base plate (4) below is provided with and base plate (4) can be driven to enter from casing front portion in the horizontal direction, go out the drive unit of described opening, described drive unit comprises reducing motor (5), transmission mechanism and wheel (9), described transmission mechanism comprises sprocket wheel (6), driving-chain (7), wheel shaft (8), reducing motor (5) is fixed on the bottom surface of base plate (4) and connects wheel (9) by transmission mechanism, wheel (9) is connected by the bottom surface of support (10) with base plate (4) with wheel shaft (8),
Outside seal mechanism is also provided with outward at base plate (4) and the gap (11) of casing (1) junction, described outside seal mechanism comprises cylinder (12), piston rod (13) and sealing plate (14), cylinder (12) is fixed on base (2), and cylinder (12) connects sealing plate (14) by piston rod (13).
2. drawer type leakage test case as claimed in claim 1, is characterized in that: described opening is " Contraband " shape, and base plate overall profile is rectangle, and sealing plate (14) entirety is also " Contraband " shape.
3. drawer type leakage test case as claimed in claim 1, is characterized in that: described wheel (9) is rail wheel, is provided with the guide rail (15) matched with it below rail wheel.
4. drawer type leakage test case as claimed in claim 1, is characterized in that: described casing (1), base plate (4) and sealing plate (14) are thermal insulation board.
5. drawer type leakage test case as claimed in claim 1, is characterized in that: the consistency of thickness of described casing (1) and base plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410425114.0A CN104190481B (en) | 2014-08-27 | 2014-08-27 | A kind of drawer type leakage test case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410425114.0A CN104190481B (en) | 2014-08-27 | 2014-08-27 | A kind of drawer type leakage test case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104190481A CN104190481A (en) | 2014-12-10 |
| CN104190481B true CN104190481B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410425114.0A Active CN104190481B (en) | 2014-08-27 | 2014-08-27 | A kind of drawer type leakage test case |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104723447A (en) * | 2015-04-21 | 2015-06-24 | 南通市恒达机械制造有限公司 | Steam curing equipment for cement bricks |
| CN105170201B (en) * | 2015-09-18 | 2017-03-29 | 苏州苏试试验仪器股份有限公司 | A kind of many integrated environment test systems that can move certainly plate |
| CN105032508B (en) * | 2015-09-18 | 2017-03-22 | 苏州苏试试验仪器股份有限公司 | Plate replacing device for test chamber used for multi-combination environment test system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6272767B1 (en) * | 1999-10-21 | 2001-08-14 | Envirotronics, Inc. | Environmental test chamber |
| CN201032352Y (en) * | 2007-05-25 | 2008-03-05 | 重庆威尔试验设备有限公司 | High temperature sintering test box |
| CN101745436B (en) * | 2008-12-22 | 2011-08-03 | 重庆银河试验仪器有限公司 | Heavy load bottom plate of walk-in test chamber |
| CN202366718U (en) * | 2011-12-06 | 2012-08-08 | 天津市热处理研究所有限公司 | Large detachable low-temperature experimental platform |
| CN203389657U (en) * | 2013-07-04 | 2014-01-15 | 江苏白雪电器股份有限公司 | High-low temperature resistant test chamber |
| CN103527053B (en) * | 2013-10-30 | 2015-08-12 | 上海交通大学 | A kind of external door door leaf of high-low-temperature environmental testing case |
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2014
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Effective date of registration: 20160725 Address after: 400000 Chongqing city Yubei District Huixing Street Bao Tong Road No. 101 lake willow bank building 17 2-2-2 Patentee after: Chongqing Well Testing Instrument Co.,Ltd. Address before: 401120 Chongqing city Yubei District Huixing Street No. 7 spring 3 gem branch Washington 2-6-8 Patentee before: CHONGQING EXHIBITION ER LING TECHNOLOGY CO., LTD. |
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Address after: 400052 Chongqing Yubei District Huixing Street Gemstone Branch No. 7 Huafu Chuncheng 3 2-6-8 Patentee after: Polytron Technologies Inc, Chongqing Address before: 400 000 Chongqing Yubei District Huixing Street Baotong Road 101 Cuihu Liuban 17 2-2-2 Patentee before: Chongqing Well Testing Instrument Co.,Ltd. |