CN106079552B - A feeding device for a machine for manufacturing environmentally friendly fuel for boilers - Google Patents

Abstract

A feeding device of a machine for manufacturing environment-friendly fuel for a boiler comprises a feeding hopper with a feeding hole and a discharging hole, a mounting frame, a first speed reducing motor, a cam fixedly connected with an output shaft of the first speed reducing motor, a rotary driving part arranged on the mounting frame, and a material passing part which is arranged on the mounting frame, driven by the cam to move up and down and driven by the rotary driving part to rotate; the feeding hopper is equipped with three anti-clogging system from top to bottom, anti-clogging system is including establishing a plurality of mounting grooves on the feeding hopper inner wall, be equipped with the elastic sheet in the mounting groove, the inside appearance chamber that is filled with hydraulic oil is enclosed into to elastic sheet and mounting groove, and the feeding hopper lateral wall is equipped with and holds the communicating oil inlet in chamber, the intercommunication has overflow valve and pressure switch on the oil inlet. The invention avoids the blockage of the feeding hopper.

Description

A feeding device for a machine for manufacturing environmentally friendly fuel for boilers

technical field

The invention relates to the technical field of mechanical manufacturing devices, in particular to a feed device for a machine that uses wood chips, bamboo chips, straw and the like to manufacture biofuel machines for boilers.

Background technique

Biomass fuel, which is only available when the bio-boiler is working, uses renewable biofuel as fuel. Biofuel is made of wood chips and/or bamboo chips and/or straw, which turns waste into treasure and has little environmental pollution. When the above-mentioned components are mixed, put them into the feed hopper of the extruder, and then enter the extruder and extrude them. However, when the existing feed hopper is working, wood chips, bamboo chips, The phenomenon that the mixture of straw blocks the feed hopper seriously affects the normal production.

Contents of the invention

The purpose of the present invention is to provide a feed device for manufacturing bio-boiler fuel machines to solve the problem of feed mechanism blockage.

The above-mentioned technical purpose of the present invention is achieved through the following technical schemes: a kind of feeding device of the environmentally friendly fuel machine for manufacturing boilers, including a feeding hopper with a feeding port and a feeding port, a mounting frame, a first gear motor, The cam fixedly connected with the output shaft of the first reduction motor, the rotary driving part installed on the mounting frame, and the cam is driven to move up and down on the mounting frame and driven by the rotary driving part to rotate The feeding part; the feeding hopper is provided with three anti-clogging systems from top to bottom, and the anti-clogging system includes a plurality of installation grooves arranged on the inner wall of the feeding hopper, and elastic The thin plate, the elastic thin plate and the installation groove enclose a cavity filled with hydraulic oil, and the side wall of the feed hopper is provided with an oil inlet communicating with the cavity, and the oil inlet is connected with a relief valve and a pressure switch.

As a preferred technical solution of the present invention, the thickness of the elastic thin plate is 0.2-0.5mm.

As a preferred technical solution of the present invention, the relief pressures of the three relief valves increase sequentially from top to bottom.

As a preferred technical solution of the present invention, elastic balls located in hydraulic oil are arranged in the cavity.

As a preferred technical solution of the present invention, the opening includes a rotating shaft provided on the mounting bracket, an axial cavity provided on the rotating shaft, a spline hole provided in the axial cavity, The spline shaft matched with the spline hole, the lower feeding rod fixed on the spline shaft, the upper ejector rod fixed on the spline shaft, the bottom surface of the axial cavity and the Elastic restoring parts between spline shafts and driven wheels fixed on the rotating shafts.

As a preferred technical solution of the present invention, the rotary driving part includes a second reduction motor and a driving wheel for driving the driven wheel to rotate.

As a preferred technical solution of the present invention, the elastic return member is a spring.

As a preferred technical solution of the present invention, both the driven wheel and the driving wheel are gears.

As a preferred technical solution of the present invention, the lower end of the lower feed rod is provided with a plurality of lower inclined plates and a plurality of upper inclined plates located above the lower inclined plates.

As a preferred technical solution of the present invention, the lower inclined plate is an inclined plate whose lower end is connected to the lower feed rod and extends upward and outward at the same time, and the angle between the lower inclined plate and the lower feed rod is 8-10 ° included angle; the upper inclined plate is an inclined plate whose upper end is connected to the lower feed rod and extends downward and outward at the same time, and the upper inclined plate and the lower feed rod form an angle of 8-10° .

As a preferred technical solution of the present invention, the lower inclined plate is hinged to the lower feeding rod, the upper inclined plate is hinged to the lower feeding rod, and the upper end of the lower inclined plate is connected to the lower feeding rod A supporting spring is provided between them; a tension spring is provided between the lower end of the upper inclined plate and the lower feeding rod.

As a preferred technical solution of the present invention, rolling steel balls are provided on the bottom surface of the lower feed rod.

As a preferred technical solution of the present invention, a ring is provided on the lower feed rod, a cone is provided on the lower surface of the ring, and there is an eccentric distance between the ring and the lower feed rod.

As a preferred technical solution of the present invention, a ring is provided on the lower feed rod, and the ring is connected to the lower feed rod through a joint bearing.

As a preferred technical solution of the present invention, the upper end of the lower inclined plate is bent downward and inward to form an upper bent plate, the lower end of the lower feeding rod is fixed with a stirring tube, and the lower end of the stirring tube is provided with a tapered inner hole. The conical inner hole is provided with a supporting circular platform, and a connecting rod inserted into the stirring tube is fixed on the supporting circular platform. A return spring is set on the connecting rod, and a plurality of openings are evenly distributed on the lower end of the stirring tube. Slots, expansion ribs are formed between two adjacent open slots.

In summary, the present invention has the following beneficial effects:

When feeding, the mixture of wood chips, bamboo chips, straw, etc. in the feeding hopper is loosened through the expansion and contraction and rotation of the feeding part. At the same time, the special anti-blocking system is used to avoid the blockage of the feeding hopper and ensure normal operation of the extruder.

Description of drawings

Fig. 1 is the structural representation of embodiment 1 of the present invention;

Fig. 2 is a schematic diagram of the three-dimensional structure of the material passage part in Fig. 1;

Fig. 3 is the structural representation of embodiment 2 of the present invention;

Fig. 4 is the structural representation of embodiment 3 of the present invention;

Fig. 5 is a structural diagram of the anti-clogging system in Embodiment 1 of the present invention.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing.

Embodiment 1: as shown in Fig. 1, 2, a kind of feeding device of the environment-friendly fuel machine of manufacturing boiler, comprises the feed hopper 101 that has feed inlet and discharge outlet, mounting frame 102, first deceleration motor 103, The cam 104 fixedly connected to the output shaft of the first reduction motor 103, the rotating drive part 106 installed on the mounting frame 102, and the cam 104 is driven to move up and down on the mounting frame 102 and is driven by the mounting frame 102. The rotating drive part 106 drives the rotating feeding part 105; the feeding port is arranged above the feeding hopper, and the feeding port is located below, and the feeding part 105 includes a rotating shaft 10501 arranged on the mounting frame 102 , the axial cavity 10502 provided on the rotating shaft 10501, the spline hole 10503 provided in the axial cavity 10502, the spline shaft 10505 matched with the spline hole 10504, fixed on the spline The lower feeding rod 10506 on the shaft 10505, the upper ejector rod 10507 fixed on the spline shaft 10505, the elastic reset member 10508 between the bottom surface of the axial cavity 10502 and the spline shaft 10505 and the fixed The driven wheel 10509 on the rotating shaft 10501; when working, the first reduction motor 103 rotates, and then drives the cam 104 to rotate, and the cam 105 impacts the upper ejector rod 10507, so that the spline shaft is in the spline hole To move vertically, use the lower feeding rod to feed the material. At the same time, the rotating drive part drives the rotating shaft to rotate. Because of the connection method between the spline shaft and the spline hole, the rotating shaft can drive the lower feeding rod to rotate. In this way, the lower When the feeding rod is feeding, it can move vertically and rotate at the same time, and the feeding effect is good. The rotating drive part 106 includes a second reduction motor and is used to drive the driven wheel 10509 The driving wheel rotates; the elastic return member 10508 is a spring; the driven wheel and the driving wheel are both gears and mesh with each other.

See Figure 5, in order to prevent the feed hopper from clogging, the feed hopper is provided with three anti-clogging systems C from top to bottom; Groove C1, the number of installation grooves C1 is 3-5, set evenly, the installation groove C1 is provided with elastic thin plate C2, elastic thin plate C2 is made of spring steel, thickness 0.2-0.5mm, elastic thin plate C2 and installation Groove C1 encloses a chamber filled with hydraulic oil, and the side wall of the feed hopper is provided with an oil inlet connected to the chamber. The oil inlet is connected with a relief valve C3 and a pressure switch C4. The pressure switch adopts a pressure sensor , to monitor the pressure of the hydraulic oil in the cavity, the pressure of the hydraulic oil makes the elastic thin plate bulge outward, and acts on and squeezes the material in the feeding hopper to prevent blockage, while the three overflow valves C3 Among them, the overflow pressure of the overflow valve increases sequentially from top to bottom, and the pressure at the bottom is the highest; further, an elastic ball C5 located in the hydraulic oil is arranged in the cavity, and the elastic ball is made of elastic rubber; Because of the different pressures of the three anti-blocking systems, the pressure acting on the material in the feeding hopper is also different. When the pressure of the material acting on the elastic sheet is greater than the pressure of the overflow valve, the overflow valve releases the pressure, and the elastic sheet flows into the container. The cavity shrinks, the pressure in the cavity decreases, and after the pressure switch senses it, the hydraulic oil is injected into the oil inlet until the pressure is restored; the generated peristalsis ensures that the feed hopper is not easily blocked.

The lower end of the lower feed rod 10506 is provided with a plurality of lower inclined plates 108 and a plurality of upper inclined plates 107 above the lower inclined plates 108; the lower end of the lower inclined plate 108 is connected to the lower feed rod 10506 And the inclined plate extending upward and outward at the same time, and the lower inclined plate 108 and the lower feeding rod 10506 form an angle of 8-10°, generally 9°; the upper inclined plate 107 is the upper end and the lower The feeding rod 10506 is connected to the inclined plate extending downward and outward at the same time, and the upper inclined plate 107 and the lower feeding rod 10506 form an included angle of 8-10°, generally 9°.

The lower inclined plate 108 is hinged to the lower feed rod 10506, the upper inclined plate 107 is hinged to the lower feed rod 10506, and the upper end of the lower inclined plate 108 and the lower feed rod 10506 are hinged. A supporting spring is provided, and the lower inclined plate is extended outward by the supporting spring; a tension spring is provided between the lower end of the upper inclined plate 107 and the lower feeding rod 10506, and the tension spring makes the upper inclined plate shrink inward.

Rolling steel balls 111 are arranged on the bottom surface of the lower feeding rod 10506 .

The lower feeding rod 10506 is provided with a ring 112, which is installed on the lower feeding rod through a joint bearing; the lower surface of the ring 112 is provided with a cone 113, and the ring 112 and the lower feeding rod There is an eccentric distance between the rods 10506, and the eccentric distance is 8-10mm.

Embodiment 2, see accompanying drawing 3, in this embodiment, differs from embodiment 1 in that the lower end of the lower feed rod 10506 is not provided with a rolling steel ball 111, but is provided with a stirring tube 115, and the stirring The lower end of the pipe 115 is provided with a tapered inner hole, and a supporting round platform 116 is arranged in the said tapered inner hole, and the supporting round platform can move in the tapered hole. A connecting rod 117, a return spring 118 is set on the connecting rod 117, a plurality of opening grooves 119 are evenly distributed on the lower end of the stirring tube 115, and expansion ribs 120 are formed between two adjacent opening grooves, and the width of the opening groove is 1-2mm; Further, the upper end of the lower inclined plate 108 is bent downward and inward to form an upper bent plate (not shown in the figure).

Example 3, see accompanying drawing 4, in this embodiment, the difference from Example 1 is that in order to improve the feeding effect; an impact rod 109 is provided between the lower feeding rod 10506 and the stirring tube 115, and the lower The feed rod 10506 is plugged into the impact rod 109. The impact rod is provided with an insertion hole matched with the lower feed rod 10506 and a limit hole with a diameter larger than the insertion hole. The lower end of the impact rod extends into the limit hole and The limit nut or the limit block is fixed, and a plurality of axial grooves 110 are arranged on the outer peripheral surface of the lower feed rod 10506. The impact rod is fixed with a limit pin 114 extending into the circumferential groove, the limit pin and the axial There is an impact space a between the slots.

Claims (4)

1. A feeding device for manufacturing environmentally friendly fuel machines for boilers, characterized in that: it includes a feeding hopper (101) with a feeding port and a feeding port, a mounting frame (102), a first gear motor (103), The cam (104) fixedly connected to the output shaft of the first reduction motor (103), the rotating drive part (106) installed on the mounting frame (102), and the The feeding part (105) driven by the cam (104) to move up and down and rotated by the rotating drive part (106); the feeding hopper (101) is provided with three anti-clogging systems (C) from top to bottom , the anti-clogging system (C) includes a plurality of installation grooves (C1) arranged on the inner wall of the feed hopper, and the installation grooves (C1) are provided with elastic thin plates (C2), elastic thin plates (C2) and The installation groove (C1) encloses a chamber filled with hydraulic oil, and the side wall of the feed hopper is provided with an oil inlet connected to the chamber, and the oil inlet is connected with a relief valve (C3) and a pressure switch (C4 ); the thickness of the elastic thin plate (C2) is 0.2-0.5mm; the material opening (105) includes a rotating shaft (10501) arranged on the mounting frame (102), a rotating shaft (10501) arranged on the ) on the axial cavity (10502), the spline hole (10503) set in the axial cavity (10502), the spline shaft (10505) matched with the spline hole (10504), fixed on the The lower feeding rod (10506) on the spline shaft (10505), the upper ejector rod (10507) fixed on the spline shaft (10505), the bottom surface of the axial cavity (10502) and the The elastic reset member (10508) between the spline shafts (10505) and the driven wheel (10509) fixed on the rotating shaft (10501); the relief pressure of the three relief valves (C3) is from top to bottom get bigger. 2. The feeding device of a machine for manufacturing environmentally friendly fuel for boilers according to claim 1, wherein an elastic ball (C5) located in hydraulic oil is arranged in the cavity. 3. The feeding device of a machine for manufacturing environmentally friendly fuel for boilers according to claim 1, characterized in that: the rotary drive part (106) includes a second reduction motor and is used to drive the driven wheel (10509) Rotating drive wheel. 4. The feeding device of a machine for manufacturing environmentally friendly fuel for boilers according to claim 1, characterized in that: the lower feed rod (10506) is provided with a ring (112), and the ring (112 ) is provided with a cone (113) on the lower surface, and there is an eccentric distance between the circular ring (112) and the lower feeding rod (10506).