Boiler feeding and weighing device

Abstract

The utility model discloses a boiler feeding weighing device which comprises an electronic scale and a hopper located above the electronic scale, the bottom of the hopper is fixedly connected with two symmetrically-distributed positioning blocks, a rotating shaft is fixedly connected between the two positioning blocks, the top of the electronic scale is fixedly connected with two supporting blocks, and the supporting blocks are fixedly connected with the rotating shaft. The rotating shaft is rotatably inserted into the two supporting blocks, the hopper rotates with the rotating shaft as the center to achieve discharging, a worm gear is fixedly connected to the rotating shaft, a motor is fixedly installed on the top of the electronic scale, and the output end of the motor is fixedly connected with a worm. According to the utility model, solid fuel is put into the hopper for weighing, after weighing is completed, the motor is started, the worm is driven to rotate, the worm drives the worm gear to rotate, the hopper is driven to rotate through the rotating shaft and the positioning block, the inclination direction of the hopper is downward, the internal fuel is discharged, and compared with manual transfer, the labor intensity is reduced, and the production efficiency is improved. And the problem of scattering on the ground during manual carrying is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of boiler detection equipment, in particular to a boiler charging weighing device. Background Art

[0002] Boiler charging weighing is a common process in industrial production, especially in boiler systems using solid fuels (such as coal, biomass pellets, etc.). The purpose of this process is to ensure the effective, efficient and economical operation of the boiler, optimize combustion efficiency and reduce energy consumption by accurately measuring the amount of fuel put into the boiler.

[0003] Patent application number 202120185835.4 discloses a loading weight detection device for a biomass boiler. After weighing, the solid fuel needs to be manually unloaded, which increases the labor burden. In the process, the fuel falls to the ground, which can easily cause fuel loss, so it needs to be solved urgently. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides a boiler charging weighing device, which solves the problems raised in the above background technology.

[0006] (II) Technical solution

[0007] To achieve the above objectives, the utility model is implemented through the following technical solutions: a boiler loading and weighing device, including an electronic scale and a hopper located above the electronic scale, two symmetrically distributed positioning blocks are fixedly connected to the bottom of the hopper, a rotating shaft is fixedly connected between the two positioning blocks, two supporting blocks are fixedly connected to the top of the electronic scale, the rotating shaft is rotatably inserted on the two supporting blocks, and the hopper rotates around the rotating shaft to achieve unloading.

[0008] Preferably, a worm gear is fixedly connected to the rotating shaft, a motor is fixedly installed on the top of the electronic scale, a worm is fixedly connected to the output end of the motor, the worm is meshingly transmitted with the worm gear, a support is fixedly connected to the electronic scale, and the other end of the worm is rotatably inserted on the support.

[0009] Preferably, the cross-sectional area of ​​the hopper in top view decreases from top to bottom.

[0010] Preferably, a support frame is fixedly connected to the bottom of the electronic scale, a base is provided below the support frame, a plurality of fixed sleeves are fixedly connected to the base, an insertion rod is inserted inside the fixed sleeve, and the upper end of the insertion rod is fixedly connected to the support frame to achieve height adjustment of the electronic scale.

[0011] Preferably, a cylinder is fixedly mounted on the base, and an output end of the cylinder is fixedly connected to the support frame.

[0012] Preferably, the number of the fixing sleeves is , and they are distributed on the base in a rectangular shape.

[0013] (III) Beneficial effects

[0014] The utility model provides a boiler charging weighing device, which has the following beneficial effects:

[0015] 1. In the utility model, solid fuel is put into the hopper for weighing. After weighing, the motor is started to drive the worm to rotate, the worm drives the worm wheel to rotate, and the hopper is driven to rotate through the rotating shaft and the positioning block to achieve the downward tilt direction of the hopper to discharge the internal fuel. Compared with manual transfer, the labor intensity is reduced and the problem of manual handling and scattering on the ground is avoided.

[0016] 2. In the utility model, the cylinder can be started to drive the support frame to move upward, and finally the vertical movement of the hopper can be realized, so that the hopper can be transferred to the position of the boiler feed port, and then the solid fuel inside the hopper can be directly discharged into the boiler feed port. This method is more convenient and realizes the function of quick use. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a front perspective structural diagram of a boiler charging weighing device proposed by the utility model;

[0018] Figure 2 This is a rear perspective structural diagram of a boiler charging weighing device proposed by the utility model;

[0019] Figure 3 for Figure 2 Enlarged structural diagram at point A.

[0020] In the figure: 1. electronic scale; 2. hopper; 3. positioning block; 4. rotating shaft; 5. worm gear; 6. support block; 7. motor; 8. worm; 9. support; 10. base; 11. fixing sleeve; 12. insertion rod; 13. support frame; 14. cylinder. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0022] See also Figures 1 to 3The utility model provides a technical solution: a boiler charging weighing device, comprising an electronic scale 1, a hopper 2 located above the electronic scale 1, two symmetrically distributed positioning blocks 3 are fixedly connected to the bottom of the hopper 2, a rotating shaft 4 is fixedly connected between the two positioning blocks 3, two supporting blocks 6 are fixedly connected to the top of the electronic scale 1, the rotating shaft 4 is rotatably inserted on the two supporting blocks 6, and the hopper 2 rotates around the rotating shaft 4 to realize unloading.

[0023] In order to drive the hopper 2 to rotate, a worm gear 5 is fixedly connected to the rotating shaft 4, a motor 7 is fixedly installed on the top of the electronic scale 1, a worm 8 is fixedly connected to the output end of the motor 7, the worm 8 is meshed with the worm gear 5 for transmission, and a support 9 is fixedly connected to the electronic scale 1, and the other end of the worm 8 is rotatably inserted on the support 9.

[0024] Solid fuel is placed in the hopper 2 for weighing. After weighing, the motor 7 is started to drive the worm 8 to rotate, and the worm 8 drives the worm wheel 5 to rotate. The hopper 2 is driven to rotate through the rotating shaft 4 and the positioning block 3 to achieve a downward tilt direction of the hopper 2. Under the action of gravity, the fuel in the hopper 2 is discharged, which reduces the labor intensity compared to manual transfer and avoids the problem of manual handling and scattering on the ground.

[0025] In addition, the cross-sectional area of ​​the hopper 2 decreases from top to bottom, so that the inner wall of the hopper 2 is inclined to a certain extent, which helps to unload the solid fuel so that it can be discharged into the boiler more smoothly.

[0026] A support frame 13 is fixedly connected to the bottom of the electronic scale 1, a base 10 is provided below the support frame 13, a plurality of fixed sleeves 11 are fixedly connected to the base 10, an insertion rod 12 is inserted inside the fixed sleeve 11, and the upper end of the insertion rod 12 is fixedly connected to the support frame 13 to achieve height adjustment of the electronic scale 1.

[0027] A cylinder 14 is fixedly mounted on the base 10 , and an output end of the cylinder 14 is fixedly connected to the support frame 13 .

[0028] The cylinder 14 can be started to drive the support frame 13 to move upward, and finally the vertical movement of the hopper 2 can be achieved, so that the hopper 2 can be transferred to the position of the boiler feed port, and then the solid fuel inside the hopper 2 can be directly discharged into the boiler feed port. This method is more convenient and realizes the function of quick use.

[0029] In addition, the number of the fixing sleeves 11 is four, the insertion rod 12 is a rectangular rod, and the fixing sleeve 11 has a rectangular slot inside, and the rectangles are distributed on the base 10 .

[0030] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A boiler charging weighing device, characterized in that: The electronic scale (1) comprises an electronic scale (1) and a hopper (2) located above the electronic scale (1); the bottom of the hopper (2) is fixedly connected to two symmetrically distributed positioning blocks (3); a rotating shaft (4) is fixedly connected between the two positioning blocks (3); the top of the electronic scale (1) is fixedly connected to two supporting blocks (6); the rotating shaft (4) is rotatably inserted on the two supporting blocks (6); the hopper (2) rotates around the rotating shaft (4) to achieve unloading.

2. A boiler charging weighing device according to claim 1, characterized in that: A worm gear (5) is fixedly connected to the rotating shaft (4); a motor (7) is fixedly installed on the top of the electronic scale (1); a worm (8) is fixedly connected to the output end of the motor (7); the worm (8) is meshed with the worm gear (5) for transmission; a support (9) is fixedly connected to the electronic scale (1); the other end of the worm (8) is rotatably inserted into the support (9).

3. A boiler charging weighing device according to claim 1, characterized in that: The cross-sectional area of ​​the hopper (2) decreases from top to bottom when viewed from above.

4. A boiler charging weighing device according to claim 1, characterized in that: The bottom of the electronic scale (1) is fixedly connected to a support frame (13), a base (10) is provided below the support frame (13), a plurality of fixed sleeves (11) are fixedly connected to the base (10), an insertion rod (12) is inserted inside the fixed sleeve (11), and the upper end of the insertion rod (12) is fixedly connected to the support frame (13), so as to achieve height adjustment of the electronic scale (1).

5. A boiler charging weighing device according to claim 4, characterized in that: A cylinder (14) is fixedly mounted on the base (10), and an output end of the cylinder (14) is fixedly connected to a support frame (13).

6. A boiler charging weighing device according to claim 4, characterized in that: The number of the fixing sleeves (11) is four and they are distributed on the base (10) in a rectangular shape.

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