CN109945161B

CN109945161B - Biomass particle fuel device for laboratory

Info

Publication number: CN109945161B
Application number: CN201910116866.1A
Authority: CN
Inventors: 蒋家慧
Original assignee: Wenzhou Yuantuo Machinery Technology Co ltd
Current assignee: ZHEJIANG JIETEYOU POWER MACHINERY CO Ltd
Priority date: 2019-02-15
Filing date: 2019-02-15
Publication date: 2020-02-21
Anticipated expiration: 2039-02-15
Also published as: CN110906316B; CN110906316A; CN109945161A

Abstract

The invention provides a biomass particle fuel device for a laboratory, which comprises a natural gas spray gun, a spray gun supporting plate, a gas sensor, a combustion cylinder, a flame groove, a blowing pipe, a top cover and a supporting ring, wherein the natural gas spray gun is arranged on the top cover; the three spray gun support plates are welded and supported at the top end of the substrate in an annular array manner, and three positioning shaft sleeves are welded and supported on the substrate surface between the three spray gun support plates in an annular array manner; a blowing pipe penetrates through the center of the combustion cylinder, the tail end of the blowing pipe extends to be arranged right below the combustion cylinder and is in threaded connection with the exhaust pipe, and the supporting disc and the supporting ring are locked and extruded together; the spherical surface at the front side of the smoke collecting ball is supported and communicated with a vent pipe with a ball valve, and the vent pipe is connected with the exhaust pipe in a locking mode through threads.

Description

Biomass particle fuel device for laboratory

Technical Field

The invention belongs to the technical field of fuel experiment devices, and particularly relates to a biomass particle fuel device for a laboratory.

Background

The biomass fuel is a blocky environment-friendly new energy source produced by processing straws, rice hulls, peanut shells, corncobs, oil tea shells, cottonseed hulls and the like and three residues. The diameter of living beings granule generally is 6 ~ 10 millimeters, need mix the production raw materials of different classes and substances such as some combustion-supporting thing or bonds according to user's demand before the suppression of preparation living beings pellet fuel, and this just needs detect the burning flue gas, and it exceeds standard to obtain the flue gas, can normally discharge, and then can use a living beings pellet fuel device in laboratory.

The inventor of combining prior art discovers that although conventional experiments can be carried out to current device and uses, it exists in practical application, and the flue gas dust that produces among the poor combustion process of sealed barrier propterty easily diffuses out and pollutes the laboratory air, and adopts the mode of tradition igniting with the fuel to carry out direct ignition to the biomass granule, easily leads to the flue gas that the fuel burning produced to mix into and causes the inaccurate problem of experimental data among the production flue gas of biomass granule burning.

In view of the above, the present invention provides a biomass pellet fuel device for laboratory use, which is improved based on the existing structure and defects, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides a biomass pellet fuel device for a laboratory, which aims to solve the problems that the existing combustion device is poor in sealing and isolating performance, smoke dust generated in the combustion process is easy to diffuse and pollute air in a laboratory, and experimental data are not accurate enough.

The invention aims and effects of a biomass granular fuel device for a laboratory, and is achieved by the following specific technical means:

a biomass particle fuel device for a laboratory comprises a smoke collection ball, a supporting disc, an electric air supply pump, an air exhaust pipe, an air outlet pipe, a control panel box, an annular natural gas guide pipe, a positioning shaft sleeve, a natural gas spray gun, a spray gun supporting plate, a gas sensor, a combustion cylinder, a flame groove, an air exhaust pipe, a top cover and a supporting ring; the three spray gun support plates are welded and supported at the top end of the substrate in an annular array manner, and three positioning shaft sleeves are welded and supported on the substrate surface between the three spray gun support plates in an annular array manner; the electric air supply pump is locked and supported at the front end part of the base plate, the electric air supply pump is communicated with the air exhaust pipe and the air outlet pipe through a pvc steel wire hose, a mounting frame is also supported and welded on the base plate surface of the front side part of the electric air supply pump, and a control panel box electrically connected with the electric air supply pump in a control mode is arranged on the front surface of the top end of the mounting frame; the annular natural gas guide pipe is welded and supported among the three spray gun supporting plates and is positioned at the half height of the three spray gun supporting plates; three gas sensors are equidistantly arranged on the top end spherical wall of the smoke collection ball and are locked at intervals, tail end plugs of transmission lines of the three gas sensors are all inserted into slots at the top end of the control panel box, and the three gas sensors respectively and correspondingly detect the contents of sulfide, nitric oxide and dust; a blowing pipe penetrates through the center of the combustion cylinder, the tail end of the blowing pipe extends to be arranged right below the combustion cylinder and is in threaded connection with the exhaust pipe, and the supporting disc and the supporting ring are locked and extruded together; the spherical surface at the front side of the smoke collecting ball is supported and communicated with a vent pipe with a ball valve, and the vent pipe is connected with an exhaust pipe in a locking way through threads.

Furthermore, the blowing pipe is located and is communicated with three flat rectangular air outlet grooves in an annular array mode on the pipe section inside the combustion cylinder, the three air outlet grooves are arranged in the space between the three flame grooves, rectangular air outlets are formed in the left side and the right side of the three air outlet grooves and the end face of the front end of the three air outlet grooves, and high-temperature alloy filter screens are arranged on the air outlets in a covering mode.

Furthermore, the outer wall of the combustion cylinder is provided with three semicircular flame grooves in an annular array in an inwards concave manner, and the three flame grooves are convexly extended and arranged in the combustion cylinder.

Furthermore, the top cap is welded on the central lantern ring in an annular array manner, and the top cap is just slipped through the central lantern ring and inserted at the head end of the blowpipe and is locked on the top end openings of the three rectangular air outlet grooves through the screw cap.

Further, the exhaust column all is the setting of bending with the play tuber pipe, and wherein the exhaust column welded support is in the center department of base plate, goes out the intermediate position at tuber pipe welded fastening panel case installing frame back, and the head end of exhaust column and play tuber pipe all rotates the cover and is equipped with a plum blossom form loose joint cover.

Furthermore, a natural gas spray gun is locked and installed on a circular plate at the top end of the spray gun supporting plate at three positions, the three natural gas spray guns are connected and ventilated with an annular natural gas conduit through a pvc steel wire hose, and the fire nozzles of the three natural gas spray guns are respectively opposite to the three flame grooves.

Furthermore, the bottom of the supporting ring is provided with three insertion rods in an annular array hanging support, the three insertion rods are correspondingly inserted and limited in three positioning shaft sleeves in a sliding mode, and a spring is sleeved on each insertion rod section between the supporting ring and the positioning shaft sleeves.

Furthermore, the bottom of the smoke collecting ball is welded with a smoke tube with internal threads, the bottom of the smoke tube is welded with a supporting disc, and the combustion tube is connected with the smoke tube in a threaded sealing manner.

Compared with the prior art, the invention has the following beneficial effects:

the utility model provides a biomass particle ignites through the mode of heating spontaneous combustion and compares and makes the flue gas comparatively purer can prevent that the external gas from mixing and leading to the fact the test data inaccurate in the flue gas that produces that the flue gas that directly adopts fuel flame to light in the traditional mode that fuel burning produced gets into biomass particle burning, and the combustion process of biomass particle burning all can avoid burning flue gas dust to diffuse and spill out and pollute the air in the laboratory in collection tobacco ball and combustion cylinder inside, in addition the flue gas can rise in the combustion process and collect in collection tobacco ball inside and with three gas sensor fully contact, this is favorable to acquireing of data, and can improve the accuracy of data.

Drawings

FIG. 1 is a schematic diagram of the present invention.

Fig. 2 is a schematic diagram of the three-dimensional structure of the present invention.

FIG. 3 is a schematic illustration of the plug-in assembly of the combustion can of the present invention.

FIG. 4 is a schematic illustration of the support location of the natural gas injection lance according to the present invention in three positions.

FIG. 5 is a schematic view of the assembly of the smoke collecting ball and the combustion cylinder.

FIG. 6 is a schematic view of the interior of the combustion can of the present invention.

FIG. 7 is a schematic view of the slicing structure of the combustion can of the present invention.

FIG. 8 is a schematic view of the gas sensor structure of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

the device comprises a smoke collecting ball-1, a supporting disc-101, an electric air supply pump-2, an air exhaust pipe-201, an air outlet pipe-202, a control panel box-3, an annular natural gas guide pipe-4, a positioning shaft sleeve-5, a natural gas spray gun-6, a spray gun supporting plate-7, a gas sensor-8, a combustion cylinder-9, a flame groove-901, an air blowing pipe-902, a top cover-903 and a supporting ring-10.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 8:

the invention provides a biomass granular fuel device for a laboratory, which comprises a smoke collection ball 1, a supporting disc 101, an electric air supply pump 2, an air exhaust pipe 201, an air outlet pipe 202, a control panel box 3, an annular natural gas conduit 4, a positioning shaft sleeve 5, a natural gas spray gun 6, a spray gun supporting plate 7, a gas sensor 8, a combustion cylinder 9, a flame groove 901, an air exhaust pipe 902, a top cover 903 and a supporting ring 10; the three spray gun support plates 7 are welded and supported at the top end of the substrate in an annular array manner, and three positioning shaft sleeves 5 are welded and supported on the substrate surface between the three spray gun support plates 7 in an annular array manner; the electric air supply pump 2 is locked and supported at the front end part of the base plate, the electric air supply pump is communicated with the air exhaust pipe 201 and the air outlet pipe 202 through pvc steel wire hoses, a mounting frame is also supported and welded on the base plate surface of the front side part of the electric air supply pump 2, and a control panel box 3 electrically connected with the electric air supply pump 2 in a control mode is arranged on the front surface of the top end of the mounting frame; the annular natural gas guide pipe 4 is welded and supported among three spray gun support plates 7 and is positioned at the half height of the three spray gun support plates 7; three gas sensors 8 are equidistantly arranged and locked on the top end spherical wall of the smoke collection ball 1 at intervals, tail end plugs of transmission lines of the three gas sensors 8 are all inserted into slots at the top end of the control panel box 3, and the three gas sensors 8 respectively and correspondingly detect the contents of sulfide, nitric oxide and dust; a blowpipe 902 penetrates through the center of the combustion cylinder 9, the tail end of the blowpipe 902 extends to be arranged right below the combustion cylinder 9 and is connected with the exhaust pipe 201 in a threaded manner, and then the supporting disc 101 and the supporting ring 10 are locked and squeezed together; the spherical surface at the front side of the smoke collection ball 1 is supported and communicated with a vent pipe with a ball valve, and the vent pipe is connected with the exhaust pipe 201 in a locking manner through threads.

Wherein, the blowing pipe 902 is located and is the flat rectangle air-out groove in three places that the annular array intercommunication has on the inside pipeline section of combustion section of thick bamboo 9, and this three air-out grooves arrange in between three flame grooves 901 interval space, and all seted up the rectangle air outlet on three air-out groove left and right sides and the front end terminal surface, all cover on these air outlets and be provided with the superalloy filter screen, the flat rectangle air-out groove in three places can blow the circulated air inside combustion section of thick bamboo 9, has combustion-supporting effect and can make the more abundant quick burning of living beings granule.

The outer wall of the combustion cylinder 9 is provided with three semicircular flame grooves 901 in an annular array in an inwards concave manner, the three flame grooves 901 protrude and extend into the combustion cylinder 9, and the three flame grooves 901 are inserted inwards into the combustion cylinder 9 filled with biomass particles, so that heat can be more sufficiently transferred to the biomass particles, and the biomass particles can be conveniently burned at the ignition point.

Wherein, top cap 903 is annular array and welds on the central lantern ring, and top cap 903 just slips through its central lantern ring and inserts in the head end of blowing pipe 902 and through nut locking top cap on the top opening of three rectangle air-out grooves, and three rectangle top caps 903 can be loosened and slide down and take off, and this just provides convenience for blowing pipe 902 and the back-off cleanness that three rectangle air-out inslot portion got into the dust.

Wherein, exhaust column 201 all is the setting of bending with play tuber pipe 202, wherein exhaust column 201 welded support is in the center department of base plate, go out the intermediate position at panel case installing frame back of tuber pipe 202 welded fastening, and exhaust column 201 all rotates the cover with the head end that goes out tuber pipe 202 and is equipped with a plum blossom form loose joint cover, use through exhaust column 201 and the cooperation that goes out tuber pipe 202 and electric air pump 2, can make the inside air of collection tobacco ball 1 and combustion cylinder 9 seal the circulation, realize the combustion-supporting effect of blast air and collect tobacco ball 1 and the inside flue gas of combustion cylinder 9 and diffuse out the air in the pollution laboratory.

The brand of the gas sensor 8 is MQ, and the specific model is MQ-135 module, and the air quality harmful gas detection sensor alarm module is compatible with UNO R3.

The gas sensor 8 adopts universal serial UART digital active output to be electrically connected with a 51 single chip microcomputer in the control panel box 3, and adopts PWM control input to complete the acquisition of sensor detection data only by sampling serial active output data.

Wherein, all lock on the plectane on three spray gun backup pad 7 tops and install a natural gas spray gun 6, these three natural gas spray guns 6 are all connected with annular natural gas pipe 4 through a pvc steel wire hose and ventilate, and three natural gas spray guns 6 flame throws the head and just to three flame ducts 901 respectively, toast the heating through three natural gas spray guns 6 to the combustion drum 9 implementation and toast and make living beings granule spontaneous combustion can avoid the flue gas that the fuel burning produced to mix and get into in the flue gas that living beings granule burning produced to make the flue gas can be comparatively pure and prevent that the external gas from mixing from causing the test data inaccurate.

The bottom of the supporting ring 10 is provided with three insertion rods in an annular array hanging support, the three insertion rods are correspondingly inserted and limited in three positioning shaft sleeves 5 in a sliding mode, springs are sleeved on insertion rod sections between the supporting ring 10 and the positioning shaft sleeves 5, the supporting ring 10 can support the supporting disc 101 and the smoke collecting balls 1 through the three springs, the supporting disc 101 can keep a vertical balance state, the supporting disc 101 can compress the three springs to slide downwards when the combustion cylinder 9 is connected with the exhaust pipe 201 in a locking mode, and accordingly the exhaust pipe 201 and the combustion cylinder 9 can be connected together in a fastening mode.

Wherein, the bottom support welding of collection smoke sphere 1 has an internal screw thread chimney, and the welding is provided with a support disc 101 again in the bottom of this chimney, and combustion cylinder 9 and chimney thread sealing connection are in the same place, and the big volume of collection smoke sphere 1 can provide a large amount of oxygen for biomass particle's burning storage, and the flue gas after the biomass particle burning can rise to collect in collection smoke sphere 1 inside and with three gas sensor 8 fully contact, be favorable to the acquireing of data to can improve the accuracy of data.

The specific use mode and function of the embodiment are as follows:

the invention has the using process that an external natural gas source is required to be connected into the annular natural gas conduit 4 before use, biomass particles with standard weight are required to be weighed firstly when the device is used, then the weighed biomass particles are filled in the combustion cylinder 9, then the smoke collection ball 1 is connected with the combustion cylinder 9 through threads, then the combustion cylinder 9 is inserted through the support ring 10, the air pipe at the bottom of the combustion cylinder 9 is locked and connected with the exhaust pipe 201, after the operation is finished, the circulating air pipe of the smoke collection ball 1 is locked and connected with the air outlet pipe 202, the electric air supply pump 2 is started through a button on the control panel box 3, finally the three natural gas spray guns 6 are ignited to heat and bake the particles in the combustion cylinder 9, after the biomass particles are burnt out, test data are read and recorded through a digital display panel of the control panel box 3, and the collection of the test data is finished, after the smoke collection ball 1 and the combustion cylinder 9 are cooled, the connecting plugs of the three gas sensors 8 are pulled out, the exhaust pipe 201 and the air outlet pipe 202 are loosened, the smoke collection ball 1 and the combustion cylinder 9 are integrally lifted out of the laboratory and are disassembled to clean and discharge ash and smoke in the laboratory, and all use operations are completed.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a biomass pellet fuel device is used in laboratory which characterized in that: the biomass particle fuel device for the laboratory comprises a smoke collection ball (1), a supporting disc (101), an electric air supply pump (2), an air exhaust pipe (201), an air exhaust pipe (202), a control panel box (3), an annular natural gas guide pipe (4), a positioning shaft sleeve (5), a natural gas spray gun (6), a spray gun supporting plate (7), a gas sensor (8), a combustion cylinder (9), a flame groove (901), an air exhaust pipe (902) and a supporting ring (10); the combustion cylinder (9) is communicated with the smoke collecting ball (1); the three spray gun support plates (7) are welded and supported at the top end of the substrate in an annular array, and three positioning shaft sleeves (5) are welded and supported on the substrate surface between the three spray gun support plates (7) in an annular array; the electric air supply pump (2) is locked and supported at the front end part of the base plate, the electric air supply pump, the exhaust pipe (201) and the air outlet pipe (202) are communicated through a pvc steel wire hose, a mounting frame is also supported and welded on the base plate surface of the front side part of the electric air supply pump (2), and a control panel box (3) electrically connected with the electric air supply pump (2) is arranged on the front surface of the top end of the mounting frame; the annular natural gas guide pipe (4) is welded and supported among the three spray gun support plates (7) and is positioned at the half height of the three spray gun support plates (7); three gas sensors (8) are equidistantly arranged and locked on the top spherical wall of the smoke collection ball (1) at intervals, tail end plugs of transmission lines of the three gas sensors (8) are all inserted into slots at the top end of the control panel box (3), and the three gas sensors (8) respectively and correspondingly detect the contents of sulfides, nitrogen oxides and dust; a blowing pipe (902) penetrates through the center of the combustion cylinder (9), the tail end of the blowing pipe (902) extends to be arranged right below the combustion cylinder (9) and is in threaded connection with the air outlet pipe (202), and then the supporting disc (101) and the supporting ring (10) are locked and squeezed together; a breather pipe with a ball valve is supported and communicated on the spherical surface at the front side of the smoke collection ball (1), and the breather pipe is connected with the exhaust pipe (201) in a locking way through screw threads;

the outer wall of the combustion cylinder (9) is provided with three semicircular flame grooves (901) in an annular array in a concave manner, and the three flame grooves (901) are convexly extended and arranged in the combustion cylinder (9);

three insertion rods are hung and supported at the bottom of the supporting ring (10) in an annular array, the three insertion rods are correspondingly inserted and limited in three positioning shaft sleeves (5) in a sliding manner, and a spring is sleeved on each insertion rod section between the supporting ring (10) and the positioning shaft sleeves (5);

the bottom of the smoke collecting ball (1) is welded with a chimney with internal threads in a supporting mode, the bottom of the chimney is welded with a supporting disc (101), and the combustion cylinder (9) is connected with the chimney in a threaded and sealed mode.

2. The laboratory biomass pellet fuel assembly of claim 1, wherein: the blowing pipe (902) is located the inside pipeline section of a burning section of thick bamboo (9) and is the flat rectangle air-out groove of annular array intercommunication three, and this three air-out grooves are arranged in the interval space between three flame grooves (901), and all seted up the rectangle air outlet on three air-out groove left and right sides and the front end terminal surface, all cover on these air outlets and be provided with the superalloy filter screen.

3. The laboratory biomass pellet fuel assembly of claim 1, wherein: the top cover (903) is welded on the central lantern ring in an annular array mode, and the top cover (903) is inserted into the head end of the air blowing pipe (902) in a sliding mode through the central lantern ring and is locked on top openings of the three rectangular air outlet grooves through nuts.

4. The laboratory biomass pellet fuel assembly of claim 1, wherein: exhaust column (201) all is the setting of bending with play tuber pipe (202), and wherein exhaust column (201) welding support is in the center department of base plate, goes out the intermediate position at panel case installing frame back of tuber pipe (202) welded fastening, and exhaust column (201) all rotates the cover with the head end that goes out tuber pipe (202) and is equipped with a plum blossom form loose joint sleeve.

5. The laboratory biomass pellet fuel assembly of claim 1, wherein: the circular plates at the top ends of the three spray gun supporting plates (7) are all provided with a natural gas spray gun (6) in a locking mode, the three natural gas spray guns (6) are connected with the annular natural gas guide pipe (4) through pvc steel wire hoses for ventilation, and the fire nozzles of the three natural gas spray guns (6) are respectively opposite to the three flame grooves (901).