CN211402222U

CN211402222U - Building material heat value of combustion's detection device

Info

Publication number: CN211402222U
Application number: CN202020104314.7U
Authority: CN
Inventors: 曹锋瑜
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-01-17
Filing date: 2020-01-17
Publication date: 2020-09-01
Anticipated expiration: 2030-01-17

Abstract

The utility model discloses a device for detecting the combustion heat value of building materials, which belongs to the technical field of building materials; its technical essential includes the device main part, the top fixedly connected with oxygen suppliment case of device main part, connecting block and device main part fixed connection are passed through to the bottom of oxygen suppliment case, the inner chamber upper end of oxygen suppliment case is provided with the fly leaf, the blow vent has been seted up at the inner chamber top of oxygen suppliment case, the bottom fixedly connected with sealing bag of fly leaf. The utility model discloses a be provided with the seal bag in the apparatus box of oxygen supply, the seal bag can store oxygen, and the guide bar in the apparatus box of oxygen supply has played the effect that detects the oxygen use amount, is provided with seal assembly in the connecting block, and seal assembly can be sealed with apparatus main part with the apparatus box, and a plurality of apparatus boxes of oxygen supply can provide sufficient oxygen for the apparatus main part simultaneously for the burning that building materials in the apparatus main part can be abundant has improved the detection effect of this device.

Description

Building material heat value of combustion's detection device

Technical Field

The utility model relates to a building material field, more specifically say, especially relate to a building material heat of combustion value's detection device.

Background

The existing instrument for testing the combustion heat value is commonly used as an oxygen bomb calorimeter, generally, a sample to be tested is placed in a crucible, then the crucible is placed in a closed container filled with oxygen for ignition, the heat generated by combustion is transferred to water outside the container through the wall surface of the container, and the combustion heat value of the unit sample can be easily obtained by testing the rising temperature of the water. However, the existing instrument for testing the combustion heat value is not provided with an oxygen filling device, so that when building materials are combusted, the problem of insufficient oxygen exists, and the oxygen cannot be filled at the moment, so that the building materials cannot be combusted fully, the result that the measured value is not accurate enough is caused, and the detection precision of the combustion heat value is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an improve the building material heat of combustion value's that detects the precision detection device to the not enough of above-mentioned prior art.

The technical scheme of the utility model is realized like this: a detection device for a combustion heat value of a building material comprises a device main body, wherein an oxygen supply box is fixedly connected to the top end of the device main body, the bottom end of the oxygen supply box is fixedly connected with the device main body through a connecting block, a movable plate is arranged at the upper end of an inner cavity of the oxygen supply box, an air vent is formed in the top of the inner cavity of the oxygen supply box, a sealing bag is fixedly connected to the bottom of the movable plate, a guide rod is fixedly connected to the middle of the upper surface of the movable plate, the upper end of the guide rod penetrates through a guide groove formed in the middle of the top end of the oxygen supply box and extends to the outer side of the oxygen supply box, an elastic telescopic pipe is arranged on one side of the upper surface of the movable plate, the bottom end of the elastic telescopic pipe is communicated with the sealing bag, an inflation connector is communicated, the valve is arranged inside the air outlet channel, the sealing assembly is arranged in the middle of the connecting block, the bottom end of the air outlet channel is communicated with the inner cavity of the device main body through the sealing assembly, the transparent heat insulation plate is arranged in the middle of the front face of the device main body, and the material placing assembly is arranged in the middle of the top end of the device main body.

As a further scheme of the invention: the oxygen suppliment case is provided with a plurality ofly, and a plurality of oxygen suppliment cases are the top edge of annular array distribution in the device main part, and a plurality of oxygen suppliment cases all set up in the outside that the subassembly was placed to the material.

As a further scheme of the invention: the material placing assembly comprises a sealing cover plate, connecting rods are fixedly connected to two sides of the bottom end of the sealing cover plate, a net-shaped bottom plate is fixedly connected to the bottom end of each connecting rod, the connecting rods are connected through a protective net, the protective net is located on two sides of the lower end of each connecting rod, a heat insulation plate is arranged at the upper end of each connecting rod, and two ends of each heat insulation plate are fixedly connected with the corresponding connecting rod.

As a further scheme of the invention: the inner wall of the device main body is provided with a heat insulation layer, the middle part of the inner bottom wall of the device main body is fixedly connected with an igniter, and the igniter is positioned below the reticular bottom plate.

As a further scheme of the invention: the sealing assembly comprises vent grooves arranged in the middle of the inner cavity of the connecting block, arc grooves are formed in the inner walls of the two sides of each vent groove, the two arc grooves are distributed in a central symmetry mode, and sealing layers are arranged on the side walls of the bottoms of the arc grooves.

As a further scheme of the invention: the middle part of air channel is provided with the loose axle, the equal fixedly connected with closing plate in both sides of loose axle, the closing plate is corresponding with the arc wall, and closing plate and arc wall looks adaptation, the inner wall swing joint of bearing and air channel is passed through to the one end of loose axle, the other end of loose axle runs through air channel and fixedly connected with knob, the knob is located the outside of connecting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the sealing bag is arranged in the oxygen supply box, the sealing bag can store oxygen, the guide rod in the oxygen supply box plays a role in detecting the using amount of the oxygen, the sealing assembly is arranged in the connecting block, the sealing assembly can seal the oxygen supply box and the device main body, and meanwhile, the oxygen supply boxes can provide sufficient oxygen for the device main body, so that building materials in the device main body can be sufficiently combusted, and the detection effect of the device is improved;

2. the heat insulation plate is arranged on the material placing component, the heat insulation plate and the heat insulation layer are matched to play a role in heat insulation, the material placing component is provided with the net-shaped bottom plate, the net-shaped bottom plate does not prevent building materials from being ignited by the igniter when the building materials are placed, the protective net is arranged to play a role in limiting the building materials on one hand, and on the other hand, bursting objects generated when the building materials are combusted are prevented from splashing.

Drawings

The present invention will be described in further detail with reference to the following examples, which are not intended to limit the invention.

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic sectional view of the oxygen supply box of the present invention;

fig. 3 is a schematic top view of the overall structure of the present invention;

fig. 4 is a schematic sectional view of the overall structure of the present invention;

fig. 5 is a schematic sectional view of the sealing assembly of the present invention.

In the figure: 1. a device main body; 2. an oxygen supply box; 3. connecting blocks; 4. a movable plate; 5. a vent; 6. sealing the bag; 7. a guide bar; 8. a guide groove; 9. an elastic telescopic pipe; 10. an inflation joint; 11. a valve; 12. a seal assembly; 13. a transparent heat insulation plate; 14. a material placement assembly; 15. sealing the cover plate; 16. a connecting rod; 17. a mesh floor; 18. a protective net; 19. a heat insulation plate; 20. a thermal insulation layer; 21. an igniter; 22. a vent channel; 23. an arc-shaped slot; 24. a sealing layer; 25. a movable shaft; 26. a sealing plate; 27. a knob.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

The utility model provides a building material heat of combustion value's detection device as shown in fig. 1-5, as shown in fig. 1, including device main part 1, device main part 1's top fixedly connected with oxygen suppliment case 2, connecting block 3 and device main part 1 fixed connection are passed through to oxygen suppliment case 2's bottom, and device main part 1's positive middle part is provided with transparent heat insulating board 13, and transparent heat insulating board 13 has played the effect of observing the building materials condition of burning.

As shown in fig. 2, a movable plate 4 is arranged at the upper end of an inner cavity of an oxygen supply box 2, an air vent 5 is arranged at the top of the inner cavity of the oxygen supply box 2, a sealing bag 6 is fixedly connected to the bottom of the movable plate 4, a guide rod 7 is fixedly connected to the middle of the upper surface of the movable plate 4, the upper end of the guide rod 7 penetrates through a guide groove 8 arranged at the middle of the top end of the oxygen supply box 2 and extends to the outer side of the oxygen supply box 2, the guide rod 7 and the guide groove 8 are matched to enable the movable plate 4 to vertically move up and down without deviation, meanwhile, the guide rod 7 plays a role in detecting the oxygen use amount, an elastic telescopic pipe 9 is arranged at one side of the upper surface of the movable plate 4, the bottom end of the elastic telescopic pipe 9 is communicated with the sealing bag 6, the movable plate 4 is not hindered by, the cooperation of inflation joint 10 and flexible pipe 9 of elasticity makes this device can be quick to injecting oxygen in the sealed bag 6, air outlet channel has been seted up at the bottom middle part of oxygen supply box 2, air outlet channel's inside is provided with valve 11, valve 11 has played certain sealed effect, the middle part of connecting block 3 is provided with seal assembly 12, air outlet channel's bottom is linked together through seal assembly 12 and device main part 1's inner chamber, seal assembly 12 can be sealed with oxygen supply box 2 and device main part 1.

As shown in fig. 3, the material placing assembly 14 is disposed in the middle of the top end of the apparatus main body 1, a plurality of oxygen supply boxes 2 are disposed, the plurality of oxygen supply boxes 2 are distributed on the edge of the top end of the apparatus main body 1 in an annular array, and the plurality of oxygen supply boxes 2 are disposed outside the material placing assembly 14, and the plurality of oxygen supply boxes 2 can provide sufficient oxygen for the apparatus main body 1, so that the building materials in the apparatus main body 1 can be sufficiently combusted, and the detection effect of the apparatus is improved.

As shown in fig. 4, the material placing assembly 14 includes a sealing cover plate 15, connecting rods 16 are fixedly connected to both sides of the bottom end of the sealing cover plate 15, a mesh-shaped bottom plate 17 is fixedly connected to the bottom ends of the connecting rods 16, the mesh-shaped bottom plate 17 is disposed so as not to prevent the building material from being ignited by an igniter 21, the two connecting rods 16 are connected by a protective mesh 18, the protective mesh 18 is disposed at both sides of the lower end of the connecting rods 16, the protective mesh 18 is disposed to limit the building material and prevent the building material from splashing due to the explosion generated when the building material is burned, a heat insulation plate 19 is disposed at the upper end of the connecting rods 16, both ends of the heat insulation plate 19 are fixedly connected to the connecting rods 16, a heat insulation layer 20 is disposed on the inner wall of the apparatus body 1, the heat insulation layer 20 and the heat insulation plate 19 cooperate, the building material can be ignited.

As shown in fig. 5, the sealing assembly 12 includes a vent groove 22 disposed in the middle of the inner cavity of the connecting block 3, arc grooves 23 are disposed on the inner walls of the two sides of the vent groove 22, the two arc grooves 23 are distributed in a central symmetry manner to facilitate the rotation of the sealing plate 26, a sealing layer 24 is disposed on the bottom side wall of the arc groove 23, a movable shaft 25 is disposed in the middle of the vent groove 22, the sealing plate 26 is fixedly connected to both sides of the movable shaft 25, the sealing plate 26 corresponds to the arc grooves 23, and the sealing plate 26 is matched with the sealing layer 24, so as to achieve the sealing effect, one end of the movable shaft 25 is movably connected with the inner wall of the vent groove 22 through a bearing, the other end of the movable shaft 25 penetrates through the vent groove 22 and is fixedly connected with a knob 27, the knob 27 is positioned at the outer side of the connecting block 3, the movable shaft 25 can be rotated by the knob 27, so that the movable shaft 25 cooperates with the sealing plate 26 to release the sealing of the oxygen supply box 2.

The utility model discloses the theory of operation: when the device works, sufficient oxygen is filled into the sealing bag 6 through the inflation connector 10 and the elastic extension tube 9, then the building materials are placed on the mesh-shaped bottom plate 17 in the material placing assembly 14, then the material placing assembly 14 is placed into the device main body 1 until the sealing cover plate 15 is hermetically connected with the device main body 1, at the moment, the mesh-shaped bottom plate 17 is positioned above the igniter 21, then the building materials are ignited through the igniter 21, oxygen is consumed when the building materials are burnt, at the moment, one knob 27 is screwed, the knob 27 drives the movable shaft 25 to rotate, the movable shaft 25 drives the sealing plate 26 to rotate, so that the sealing plate 26 is separated from the sealing layer 24, the oxygen supply box 2 is communicated with the device main body 1, when the oxygen in the device main body 1 is consumed by the building materials, negative pressure is generated, at the moment, the valve 11 is opened under the action of the negative pressure, the oxygen in the oxygen supply box 2 is pumped into the, the movable plate 4 moves downwards, the movable plate 4 vertically moves downwards under the matching of the guide rod 7 and the guide groove 8, when the top end of the guide rod 7 moves to the upper part of the oxygen supply box 2, the knob 27 on the other oxygen supply box 2 is screwed, the combustion condition of the building materials is observed through the transparent heat insulation plate 13, and the combustion condition of the building materials can be detected through the guide rod 7 on the oxygen supply box 2.

The above embodiment is the preferred embodiment of the present invention, which is only used to facilitate the explanation of the present invention, it is not right to the present invention, which makes the restriction on any form, and any person who knows commonly in the technical field can use the present invention to make the equivalent embodiment of local change or modification without departing from the technical features of the present invention.

Claims

1. A building material combustion heat value detection device is characterized in that: comprises a device main body (1), the top end of the device main body (1) is fixedly connected with an oxygen supply box (2), the bottom end of the oxygen supply box (2) is fixedly connected with the device main body (1) through a connecting block (3), the upper end of the inner cavity of the oxygen supply box (2) is provided with a movable plate (4), the top of the inner cavity of the oxygen supply box (2) is provided with a vent (5), the bottom of the movable plate (4) is fixedly connected with a sealing bag (6), the middle part of the upper surface of the movable plate (4) is fixedly connected with a guide rod (7), the upper end of the guide rod (7) penetrates through a guide groove (8) arranged at the middle part of the top end of the oxygen supply box (2) and extends to the outer side of the oxygen supply box (2), one side of the upper surface of the movable plate (4) is provided with an elastic telescopic pipe (9, the top intercommunication of flexible pipe (9) has inflation joint (10), inflation joint (10) fixed mounting is in the top outside of oxygen suppliment case (2), air outlet channel has been seted up at the bottom middle part of oxygen suppliment case (2), air outlet channel's inside is provided with valve (11), the middle part of connecting block (3) is provided with seal assembly (12), air outlet channel's bottom is linked together through seal assembly (12) and the inner chamber of device main part (1), the positive middle part of device main part (1) is provided with transparent heat insulating board (13), the top middle part of device main part (1) is provided with the material and places subassembly (14).

2. The apparatus for detecting the combustion calorific value of building materials according to claim 1, wherein a plurality of oxygen supply boxes (2) are provided, the plurality of oxygen supply boxes (2) are distributed on the top edge of the apparatus main body (1) in an annular array, and the plurality of oxygen supply boxes (2) are provided outside the material placing module (14).

3. The building material heat of combustion value detection device according to claim 1, wherein the material placement assembly (14) comprises a sealing cover plate (15), both sides of the bottom end of the sealing cover plate (15) are fixedly connected with connecting rods (16), the bottom ends of the connecting rods (16) are fixedly connected with a net-shaped bottom plate (17), the two connecting rods (16) are connected through a protective net (18), the protective net (18) is located on both sides of the lower end of the connecting rods (16), the upper ends of the connecting rods (16) are provided with heat insulation plates (19), and both ends of the heat insulation plates (19) are fixedly connected with the connecting rods (16).

4. The building material combustion heat value detection device according to claim 3, wherein a heat insulation layer (20) is arranged on the inner wall of the device main body (1), an igniter (21) is fixedly connected to the middle part of the inner bottom wall of the device main body (1), and the igniter (21) is positioned below the mesh bottom plate (17).

5. The building material heat of combustion value detection device according to claim 1, wherein the sealing assembly (12) comprises a vent groove (22) formed in the middle of an inner cavity of the connecting block (3), arc-shaped grooves (23) are formed in inner walls of two sides of the vent groove (22), the two arc-shaped grooves (23) are distributed in a central symmetry manner, and a sealing layer (24) is arranged on a side wall of the bottom of the arc-shaped groove (23).

6. The building material heat of combustion value detection device according to claim 5, characterized in that a movable shaft (25) is arranged in the middle of the vent groove (22), sealing plates (26) are fixedly connected to both sides of the movable shaft (25), the sealing plates (26) correspond to the arc-shaped grooves (23), the sealing plates (26) are adapted to the arc-shaped grooves (23), one end of the movable shaft (25) is movably connected to the inner wall of the vent groove (22) through a bearing, the other end of the movable shaft (25) penetrates through the vent groove (22) and is fixedly connected with a knob (27), and the knob (27) is located outside the connecting block (3).