CN215953554U

CN215953554U - Harmful gas test box

Info

Publication number: CN215953554U
Application number: CN202122264153.5U
Authority: CN
Inventors: 马旭东; 田福祯; 马瑞阳
Original assignee: Tianjin Zhenruiweiye Environmental Protection Technology Development Co ltd
Current assignee: Tianjin Zhenruiweiye Environmental Protection Technology Development Co ltd
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-03-04
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses a harmful gas test box, which comprises a box body and a supporting device, wherein a plurality of layers of test units are arranged in the box body, the supporting device is arranged in each test unit and used for supporting a tested sample in a suspension manner, each supporting device respectively comprises a sliding piece and a plane displacement device, the plane displacement device comprises a plurality of transverse sliding chutes and a plurality of longitudinal sliding chutes which are arranged in the same plane, the transverse sliding chutes are parallel to each other, the longitudinal sliding chutes are provided with at least one and are vertical to the transverse sliding chutes, and the intersecting parts of the longitudinal sliding chutes and the transverse sliding chutes are communicated; the slider is equipped with four at least, and each slider includes slider and pole setting respectively, and in horizontal spout or vertical chute were located to the slider, the pole setting set firmly on the slider, all is provided with the layer board on each pole setting, and each layer board is used for holding up the sample under test jointly to make the sample under test unsettled as far as possible, reduce the area that the sample was sheltered from by the baffle, and then improve the accuracy of test result.

Description

Harmful gas test box

Technical Field

The utility model relates to the technical field of test boxes, in particular to a harmful gas test box.

Background

With the development of society, people's living standard is higher and higher, many boards, furniture and the like are used in interior decoration, these products can volatilize volatile organic compounds, namely VOC, which are harmful to human bodies, especially for the interior and the interior of a vehicle with densely-arranged and closed spaces, the accumulated concentration is higher, which is more harmful to the health of human bodies, in order to test the environmental protection level of the products, the size of the release amount of harmful substances in the products is evaluated, and the harmful gas test box is produced in response to transportation, and the harmful gas test box can provide standard test environments, such as specified temperature, relative humidity, air replacement rate and air flow velocity, or simulate real indoor environment, thereby testing the pollutant release rate and release characteristics of various indoor materials and products.

The existing harmful gas test box usually places a test sample on a partition plate directly when in use, but for some samples, such as plates, when the samples are placed on the partition plate horizontally to be tested, the bottom surface is contacted with the partition plate, so that the bottom surface is blocked by the partition plate, further the samples are affected by the environment unevenly, and the accuracy of the test result is inevitably affected because the surface area of the bottom surface of the plate is larger in the total surface area.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a harmful gas test box, which is used for suspending a tested sample as much as possible, reducing the area of the sample shielded by a partition plate and further improving the accuracy of a test result.

The technical scheme of the utility model is as follows:

a harmful gas test box comprises a box body and supporting devices, wherein a plurality of layers of test units are arranged in the box body, the supporting devices are arranged in each test unit and used for lifting a tested sample in a suspended mode, each supporting device comprises a sliding piece and a plane displacement device, each plane displacement device comprises a transverse sliding groove and a longitudinal sliding groove, the transverse sliding grooves are arranged in the same plane and are parallel to each other, the longitudinal sliding grooves are provided with at least one and are perpendicular to the transverse sliding grooves, and the longitudinal sliding grooves are communicated with the intersection positions of the transverse sliding grooves; the sliding parts are at least four, each sliding part comprises a sliding block and a vertical rod, the sliding blocks are arranged in the transverse sliding grooves or the longitudinal sliding grooves, the vertical rods are fixedly arranged on the sliding blocks, supporting plates are arranged on the vertical rods, and the supporting plates are used for supporting the tested sample together.

Preferably, the number of the transverse sliding grooves is 4, the number of the longitudinal sliding grooves is two, the longitudinal sliding grooves are respectively arranged at two ends of the transverse sliding grooves, and the number of the sliding pieces is 4.

Preferably, the height of the support plate on each upright is adjustable.

Preferably, the two sliding parts close to the outside of the box body have the following specific structures: the pole setting is the threaded rod, and threaded connection has the nut on it, the layer board sets firmly in one side of nut, the pole setting overcoat is equipped with the installation cover, installation cover and nut sliding connection, the through-hole has been seted up along its length direction to installation cover one side, the layer board passes the through-hole and stretches out the installation cover and with through-hole sliding connection, the pole setting top is stretched out the installation cover and is fixed the setting rotating part, the pole setting bottom rotates with the installation cover and is connected.

Preferably, the two sliding parts close to the inside of the box body have the following specific structures: the pole setting is equipped with a plurality of slots along its length direction interval, and the layer board on this pole setting is pegged graft with arbitrary slot.

Preferably, each of the pallets is L-shaped.

Preferably, the box body comprises a box door, and an observation window is arranged on the box door.

Preferably, each layer of test unit in the box body is separated by a partition plate, and the plane displacement device is arranged on the partition plate.

Preferably, the inner wall of the box body is provided with a plurality of layers of grooves, and the partition plates are inserted into the grooves.

The utility model has the beneficial effects that:

when the harmful gas test box provided by the utility model is used, each sliding piece slides to a proper position according to the shape and the size of the bottom surface of a tested sample, then the tested sample is placed on each supporting plate, and the plurality of supporting plates jointly support and balance the tested sample, and then the test is carried out, so that the shielded area of the tested sample is greatly reduced, the tested sample can be fully contacted with the environment in the box body, and the accuracy of a test result is further improved.

Drawings

In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural diagram of a harmful gas test chamber according to an embodiment of the present invention;

FIG. 2 is a plan view of a plane displacement device of the noxious gas test chamber shown in FIG. 1;

FIG. 3 is a cross-sectional view of a slide member of the noxious gas test chamber shown in FIG. 1;

FIG. 4 is a sectional view of another slide member of the noxious gas test chamber shown in FIG. 1;

in the figure, 1-box, 2-test unit, 31-sliding part, 311-sliding block, 312-vertical rod, 313-supporting plate, 314-mounting sleeve, 315-nut, 316-rotating part, 317-slot, 321-transverse sliding groove, 322-longitudinal sliding groove, 33-clapboard, 4-tested sample, 5-box door and 6-observation window.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.

In this application, the terms "upper", "lower", "inside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "disposed," "provided," "connected," "secured," and the like are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In addition, the term "plurality" shall mean two as well as more than two.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The embodiment provides a harmful gas test box, as shown in fig. 1, which includes a box body 1 and a supporting device, wherein a plurality of layers of test units 2 are arranged in the box body 1, each test unit 2 is internally provided with a supporting device, the supporting devices are used for suspending and supporting a sample 4 to be tested, each supporting device respectively includes a sliding part 31 and a plane displacement device, the plane displacement device includes a plurality of horizontal sliding chutes 321 and a plurality of longitudinal sliding chutes 322 which are arranged in the same plane, the horizontal sliding chutes 321 are parallel to each other, the longitudinal sliding chutes 322 are provided with at least one and are perpendicular to the horizontal sliding chutes 321, and the intersecting positions of the longitudinal sliding chutes 322 and the horizontal sliding chutes 321 are communicated; the number of the sliding members 31 is at least four, each sliding member 31 includes a sliding block 311 and an upright rod 312, the sliding block 311 is disposed in the transverse sliding slot 321 or the longitudinal sliding slot 322, the upright rod 312 is fixedly disposed on the sliding block 311, each upright rod 312 is provided with a supporting plate 313, and each supporting plate 313 is used for jointly supporting the sample 4 to be tested.

When the device is used, each sliding piece 31 is slid to a proper position according to the shape and the size of the bottom surface of the sample 4, then the sample 4 is placed on each supporting plate 313, the supporting plates 313 are used for supporting and keeping balance of the sample 4 together, and then the test is carried out, so that the shielded area of the sample 4 is greatly reduced, the sample 4 can be in full contact with the environment in the box body 1, and the accuracy of the test result is improved.

In the present embodiment, for the test sample 4 with a relatively regular shape, for example, a rectangular parallelepiped, a cube, a cylinder, etc., as shown in fig. 2, 4 or more horizontal sliding grooves 321 may be provided, two vertical sliding grooves 322 are preferably provided and are respectively provided at two ends of the horizontal sliding

grooves

321, and 4 sliding members 31 are preferably provided, which can stably support four corners of the test sample 4.

In this embodiment, the height of the pallet 313 on each upright 312 is adjustable, thereby allowing the height of the sample under test 4 within the test unit 2 to be varied.

Specifically, the two sliding parts 31 close to the outside of the box body 1 have the following specific structures: as shown in fig. 3, the upright rod 312 is a threaded rod, a nut 315 is connected to the upright rod through a thread, the supporting plate 313 is fixedly arranged on one side of the nut 315, a mounting sleeve 314 is sleeved outside the upright rod 312, the mounting sleeve 314 is slidably connected with the nut 315, a through hole is formed in one side of the mounting sleeve 314 along the length direction of the mounting sleeve, the supporting plate 313 penetrates through the through hole, extends out of the mounting sleeve 314 and is slidably connected with the through hole, the top of the upright rod 312 extends out of the mounting sleeve 314 and is fixedly provided with a rotating part 316, and the bottom of the upright rod 312 is rotatably connected with the mounting sleeve 314; the two sliding parts 31 close to the inside of the box body 1 have the following specific structures: as shown in fig. 4, the upright 312 has a plurality of slots 317 spaced along the length direction thereof, and the support plate 313 of the upright 312 is inserted into any one of the slots 317. For the height adjustment of the supporting plate 313 of the two sliding parts 31 close to the outside of the box body 1, the specific operation mode is to rotate the rotating part 316, the upright 312 rotates, and as the upright 312 is in threaded connection with the nut 315 and the supporting plate 313 extends out of the mounting sleeve 314 from the through hole to prevent the nut 315 from rotating, the nut 315 can displace upwards or downwards, and the supporting plate 313 is driven to move upwards or downwards to realize the height adjustment; for the height adjustment of the supporting plate 313 close to the two sliding pieces 31 inside the box body 1, the specific operation mode is to select a slot 317 with a proper height according to the size of the tested sample 4 to insert the supporting plate 313, and when the height needs to be changed, the supporting plate 313 is taken out to be inserted again.

In the present embodiment, each of the trays 313 is L-shaped to prevent the test sample 4 from sliding off the side of the tray 313 when the test sample is in an inclined state.

In this embodiment, the box body 1 includes a box door 5, the box door 5 is hinged to the box body 1, and the arrangement according to the prior art can be referred to, and an observation window 6 is arranged on the box door 5, through which each layer of the tested sample 4 can be observed.

In this embodiment, each layer of test unit 2 separates through baffle 33 in box 1, and on plane displacement device located baffle 33, 1 inner wall of box was equipped with the multilayer recess, and baffle 33 is pegged graft with the recess, is similar to the each layer of setting up mode of refrigerator to in nimble height of adjusting each layer of test unit 2, application scope is wider, and the practicality is stronger.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A harmful gas test box is characterized in that: the device comprises a box body and a supporting device, wherein a plurality of layers of test units are arranged in the box body, a supporting device is arranged in each test unit and used for suspending and supporting a tested sample, each supporting device respectively comprises a sliding piece and a plane displacement device, the plane displacement device comprises a plurality of transverse sliding chutes and a plurality of longitudinal sliding chutes which are arranged in the same plane, the transverse sliding chutes are parallel to each other, the longitudinal sliding chutes are provided with at least one and are vertical to the transverse sliding chutes, and the intersecting parts of the longitudinal sliding chutes and the transverse sliding chutes are communicated; the sliding parts are at least four, each sliding part comprises a sliding block and a vertical rod, the sliding blocks are arranged in the transverse sliding grooves or the longitudinal sliding grooves, the vertical rods are fixedly arranged on the sliding blocks, supporting plates are arranged on the vertical rods, and the supporting plates are used for supporting the tested sample together.

2. A harmful gas test chamber according to claim 1, wherein: the horizontal spout is provided with 4, vertical spout is provided with two and separately locates the both ends of horizontal spout, the slider is provided with 4.

3. A harmful gas test chamber according to claim 2, wherein: the height of the supporting plate on each upright rod is adjustable.

4. A harmful gas test chamber according to claim 3, wherein: the concrete structure of two sliders that is close to the box outside is: the pole setting is the threaded rod, and threaded connection has the nut on it, the layer board sets firmly in one side of nut, the pole setting overcoat is equipped with the installation cover, installation cover and nut sliding connection, the through-hole has been seted up along its length direction to installation cover one side, the layer board passes the through-hole and stretches out the installation cover and with through-hole sliding connection, the pole setting top is stretched out the installation cover and is fixed the setting rotating part, the pole setting bottom rotates with the installation cover and is connected.

5. The harmful gas test chamber according to claim 4, wherein: the concrete structure of two sliders that is close to the box inside is: the pole setting is equipped with a plurality of slots along its length direction interval, and the layer board on this pole setting is pegged graft with arbitrary slot.

6. A harmful gas test chamber according to any one of claims 1 to 5, wherein: each supporting plate is L-shaped.

7. A harmful gas test chamber according to claim 6, wherein: the box body comprises a box door, and an observation window is arranged on the box door.

8. A harmful gas test chamber according to claim 7, wherein: each layer of test unit in the box body is separated by a partition plate, and the plane displacement device is arranged on the partition plate.

9. A harmful gas test chamber according to claim 8, wherein: the inner wall of the box body is provided with a plurality of layers of grooves, and the partition plates are inserted into the grooves.