Mixing device for producing dry powder extinguishing agent
By using a stirring power device in a dry powder fire extinguisher mixer to drive the stirring leaves and adjust the stirring speed, combined with the flip power device to flip the mixing tank, the poor mixing effect caused by the difficulty of fitting the stirring leaves and the inner wall of the mixing tank in the prior art is solved. Problem, efficient and uniform material mixing is achieved.
Patent Information
- Application Number
- CN202420870584.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-25
- Publication Date
- 2024-12-17
- Estimated Expiration
- 2034-04-25
AI Technical Summary
The mixing leaves of existing dry powder fire extinguishing agent mixers are difficult to fit with the inner wall of the mixing tank, resulting in poor material mixing effect.
A mixing device for the production of dry powder fire extinguishing agent is designed. The mixing leaves are driven by the stirring power device to stir, and the stirring speed is adjusted by switching the transmission ring. Combined with the flip power device, the mixing tank is flipped to achieve uniform mixing and efficient stirring.
Improve the mixing efficiency, avoid uneven mixing and blind spots, and enhance the mixing effect of materials.
Smart Images
Figure CN222173815U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of dry powder fire extinguishing agent mixing, and in particular relates to a mixing device for producing dry powder fire extinguishing agent. Background Art
[0002] The production process of dry powder fire extinguishing agent includes raw material weighing, ball milling, wet mixing, granulation, drying, bagging, sampling and warehousing. The wet mixing process uses a mixer for mixing. The existing mixer structure uses a motor to drive the stirring blade for stirring. The mixture is discharged after each mixing. However, the fire extinguishing agent powder is relatively fine, and the stirring blade of the mixer is difficult to fit with the inner wall of the mixing tank, resulting in poor material mixing effect between the stirring blade and the inner wall of the mixing tank. Utility Model Content
[0003] The technical problem to be solved by the utility model is to provide a mixing device for the production of dry powder fire extinguishing agent, which has a simple structure, is convenient and practical, and drives the stirring blades to stir by a stirring power device, and at the same time changes the stirring speed by switching the transmission gear ring, thereby achieving the purpose of controlling the stirring efficiency.
[0004] A mixing device for producing dry powder fire extinguishing agent comprises a power device and a mixer, wherein the mixer is mounted on the power device; the mixer comprises a left mixer, a right mixer and a cross bearing, wherein the left mixer and the right mixer are connected via a cross bearing, wherein the left mixer and the right mixer comprise a mixing tank, an inlet and outlet, a rotating plate, a stirring shaft, a helical gear ring and a stirring blade, wherein the inlet and outlet are connected to one end of the mixing tank, one end of the stirring shaft passes through the mixing tank and is connected to the stirring blade at the other end, wherein the other end of the stirring shaft is connected to the cross bearing, the rotating plate is connected to the stirring shaft, and a plurality of helical gear rings are connected to the rotating plate and are transmission-connected to the power device.
[0005] Preferably, the power device includes a base, a reinforcement ring and a side power device, two of the side power devices are installed on the base, and the two reinforcement rings are symmetrically connected between the power devices on both sides; the side power device includes a stirring power device and a flipping power device, the flipping power device is movably connected to the stirring power device, the stirring power device is movably connected to the cross bearing and is transmission-connected to the helical gear ring, and the flipping power device is connected to the reinforcement ring.
[0006] Preferably, the stirring power device includes a power shaft, a transmission gear ring, a secondary stirring gear, a main stirring gear and a stirring motor, one end of the power shaft is movably connected to the cross bearing and the other end passes through the flipping power device and is connected to the secondary stirring gear, the transmission gear ring is slidably connected to the power shaft and is transmission-connected to the helical gear ring, the stirring motor is installed on the base and the power rod is connected to the main stirring gear, and the main stirring gear is meshed with the secondary stirring gear.
[0007] Preferably, a pin groove is provided on the power shaft, and a pin is arranged in the pin groove.
[0008] Preferably, the flipping power device includes a flipping motor, a secondary flipping gear, a main flipping gear, a flipping ring and a C-frame. The flipping ring is movably connected to the base and sleeved on the power shaft. One end of the flipping ring is connected to the C-frame and the other end is connected to the secondary flipping gear. The flipping motor is installed on the base and the power rod is connected to the main flipping gear. The main flipping gear is meshed with the secondary flipping gear.
[0009] Preferably, bearings are provided between the flip ring and the base and between the flip ring and the power shaft.
[0010] Beneficial effects:
[0011] (1) The utility model is a mixing device for dry powder fire extinguishing agent production, which has a simple structure, is convenient and practical. The stirring blade is driven by a stirring power device to stir, and the stirring speed is changed by switching the transmission gear ring, thereby achieving the purpose of controlling the stirring efficiency.
[0012] (2) The utility model is a mixing device for producing dry powder fire extinguishing agent, which drives two mixing tanks to flip through a flipping power device, so that the materials in the mixing tanks can not only be stirred but also flipped, thereby improving the material mixing efficiency and avoiding the phenomenon of uneven mixing caused by mixing dead corners. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] Figure 1 It is a schematic diagram of the structure of the mixing device;
[0014] Figure 2 is a schematic diagram of the structure of the mixer;
[0015] Figure 3 It is a schematic diagram of the structure of the power unit;
[0016] 1-power device, 11-base, 12-reinforcement ring, 13-side power device, 14-stirring power device, 15-turning power device, 16-power shaft, 17-pin, 18-transmission gear ring, 19-secondary stirring gear, 110-main stirring gear, 111-stirring motor, 112-turning motor, 113-secondary turning gear, 114-main turning gear, 115-turning ring, 116-C-type frame, 2-mixer, 21-left mixer, 22-right mixer, 23-cross bearing, 24-mixing tank, 25-inlet and outlet, 26-turn plate, 27-stirring shaft, 28-bevel gear ring. DETAILED DESCRIPTION
[0017] The embodiments of the present utility model are further described below in conjunction with the accompanying drawings.
[0018] Example 1
[0019] like Figures 1 to 3 As shown; a mixing device for dry powder fire extinguishing agent production, including a power device 1 and a mixer 2, the mixer 2 is installed on the power device 1; the mixer 2 includes a left mixer 21, a right mixer 22 and a cross bearing 23, the left mixer 21 and the right mixer 22 are connected by the cross bearing 23, the left mixer 21 and the right mixer 22 include a mixing tank 24, an inlet and outlet 25, a rotating plate 26, a stirring shaft 27, a helical gear ring 28 and a stirring blade, the inlet and outlet 25 is connected to one end of the mixing tank 24, one end of the stirring shaft 27 passes through the mixing tank 24 and the other end is connected to the stirring blade, the other end of the stirring shaft 27 is connected to the cross bearing 23 is connected, the rotating plate 26 is connected to the stirring shaft 27, and a plurality of helical gear rings 28 are connected to the rotating plate 26 and are in transmission connection with the power device 1; the power device 1 includes a base 11, a reinforcing ring 12 and a side power device 13, two of the side power devices 13 are installed on the base 11, and the two reinforcing rings 12 are symmetrically connected between the power devices 13 on both sides; the side power device 13 includes a stirring power device 14 and a flipping power device 15, and the flipping power device 15 is movably connected to the stirring power device 14, and the stirring power device 14 is movably connected to the cross bearing 23 and is in transmission connection with the helical gear ring 28, and the flipping power device 15 is movably connected to the stirring power device 14. The turning power device 15 is connected to the reinforcing ring 12; the stirring power device 14 includes a power shaft 16, a transmission gear ring 18, a secondary stirring gear 19, a main stirring gear 110 and a stirring motor 111, one end of the power shaft 16 is movably connected to the cross bearing 23 and the other end passes through the flipping power device 15 and is connected to the secondary stirring gear 19, the transmission gear ring 18 is slidably connected to the power shaft 16 and is transmission-connected to the helical gear ring 28, the stirring motor 111 is installed on the base 11 and the power rod is connected to the main stirring gear 110, and the main stirring gear 110 is meshed with the secondary stirring gear 19; a pin groove is provided on the power shaft 16, and the pin groove A pin 17 is arranged inside; the flipping power device 15 includes a flipping motor 112, a secondary flipping gear 113, a main flipping gear 114, a flipping ring 115 and a C-frame 116, the flipping ring 115 is movably connected to the base 11 and is sleeved on the power shaft 16, one end of the flipping ring 115 is connected to the C-frame 116 and the other end is connected to the secondary flipping gear 113, the flipping motor 112 is installed on the base 11 and the power rod is connected to the main flipping gear 114, and the main flipping gear 114 is meshed with the secondary flipping gear 113; bearings are arranged between the flipping ring 115 and the base 11 and between the flipping ring 115 and the power shaft 16.
[0020] When stirring the materials in the two mixing tanks 24, the transmission gear ring 18 is pre-adjusted to make it cooperate with the bevel gear ring 28. The different diameters of the transmission gear ring 18 cooperate with the corresponding bevel gear ring 28 to drive the stirring shaft 27 to rotate at different speeds, thereby achieving the purpose of adjusting the stirring speed. The control and adjustment are mainly carried out according to the stirring amount and stirring requirements of the materials; the stirring motor 111 drives the main stirring gear 110, the auxiliary stirring gear 19, the power shaft 16, the transmission gear ring 18, the bevel gear ring 28, the rotating plate 26 and the stirring shaft 27 to rotate in sequence, so that the stirring blades on the stirring shaft 27 stir the materials; when the mixing tank 24 is turned over, the turning motor 112 drives the main turning ... The rotating gear 114, the auxiliary flipping gear 113, the flipping ring 115 and the C-frame 116 rotate, and the C-frame 116 drives the two sets of reinforcing rings 12 provided on the mixing tank 24 to rotate around the power shaft 16, so that the mixing tank 24 rotates synchronously, and the material in the mixing tank 24 is flipped. The stability of the two power shafts 16 and the two stirring shafts 27 during rotation is ensured by the cross bearing 23; when the mixing tank 24 is loaded, the inlet and outlet ports 25 on the mixing tank 24 are adjusted to rotate upward, and when the material in the mixing tank 24 is discharged, the inlet and outlet ports 25 on the mixing tank 24 are adjusted to rotate downward, and the stirring blades are used to stir at the same time to increase the material discharge speed.
[0021] The specific embodiments of the present invention are described in detail above, but they are only examples, and the present invention is not limited to the specific embodiments described above. For those skilled in the art, any equivalent modification and substitution of the present invention is also within the scope of the present invention. Therefore, the equivalent transformation and modification made without departing from the spirit and scope of the present invention are all within the scope of the present invention.
Claims
1. A mixing device for producing dry powder fire extinguishing agent, characterized in that: The invention comprises a power device (1) and a mixer (2), wherein the mixer (2) is mounted on the power device (1); the mixer (2) comprises a left mixer (21), a right mixer (22) and a cross bearing (23), wherein the left mixer (21) and the right mixer (22) are connected via the cross bearing (23), and the left mixer (21) and the right mixer (22) comprise a mixing tank (24), an inlet and outlet (25), a rotating plate (26) and a rotating plate (27). ), a stirring shaft (27), a bevel gear ring (28) and a stirring blade, the inlet and outlet (25) is connected to one end of the mixing tank (24), one end of the stirring shaft (27) passes through the mixing tank (24) and the other end is connected to the stirring blade, the other end of the stirring shaft (27) is connected to the cross bearing (23), the rotating plate (26) is connected to the stirring shaft (27), and a plurality of bevel gear rings (28) are connected to the rotating plate (26) and are in driving connection with the power device (1).
2. A mixing device for producing dry powder fire extinguishing agent according to claim 1, characterized in that: The power device (1) comprises a base (11), a reinforcing ring (12) and a side power device (13); the two side power devices (13) are mounted on the base (11); the two reinforcing rings (12) are symmetrically connected between the power devices (13) on both sides; the side power device (13) comprises a stirring power device (14) and a flipping power device (15); the flipping power device (15) is movably connected to the stirring power device (14); the stirring power device (14) is movably connected to a cross bearing (23) and is transmission-connected to a bevel gear ring (28); the flipping power device (15) is connected to the reinforcing ring (12).
3. A mixing device for producing dry powder fire extinguishing agent according to claim 2, characterized in that: The stirring power device (14) comprises a power shaft (16), a transmission gear ring (18), a secondary stirring gear (19), a main stirring gear (110) and a stirring motor (111); one end of the power shaft (16) is movably connected to a cross bearing (23) and the other end passes through a flipping power device (15) and is connected to the secondary stirring gear (19); the transmission gear ring (18) is slidably connected to the power shaft (16) and is transmission-connected to the helical gear ring (28); the stirring motor (111) is mounted on a base (11) and a power rod is connected to the main stirring gear (110); the main stirring gear (110) is meshed with the secondary stirring gear (19).
4. A mixing device for producing dry powder fire extinguishing agent as claimed in claim 3, characterized in that: The power shaft (16) is provided with a pin groove, and a pin (17) is arranged in the pin groove.
5. A mixing device for producing dry powder fire extinguishing agent according to claim 3 or 4, characterized in that: The turning power device (15) comprises a turning motor (112), a secondary turning gear (113), a main turning gear (114), a turning ring (115) and a C-shaped frame (116); the turning ring (115) is movably connected to the base (11) and sleeved on the power shaft (16); one end of the turning ring (115) is connected to the C-shaped frame (116) and the other end is connected to the secondary turning gear (113); the turning motor (112) is installed on the base (11) and the power rod is connected to the main turning gear (114); the main turning gear (114) is meshed with the secondary turning gear (113).
6. A mixing device for producing dry powder fire extinguishing agent as claimed in claim 5, characterized in that: Bearings are provided between the flip ring (115) and the base (11) and between the flip ring (115) and the power shaft (16).