CN211801060U

CN211801060U - Dry powder extinguishing agent grinding device

Info

Publication number: CN211801060U
Application number: CN201920730743.2U
Authority: CN
Inventors: 汪繁荣
Original assignee: Hubei University of Technology
Current assignee: Hubei University of Technology
Priority date: 2018-11-06
Filing date: 2019-05-21
Publication date: 2020-10-30
Anticipated expiration: 2029-05-21

Abstract

The utility model discloses a dry powder fire extinguishing agent grinder, which comprises a housin, the top inner wall of casing is equipped with the motor, the output shaft of motor is equipped with the gear post, and the outside cover of the output shaft of motor is equipped with first bevel gear, one side inner wall of casing is equipped with the bracing piece, the other end of bracing piece is equipped with the bearing, the gear post is in the inboard of bearing, the opposite side of bearing is equipped with the connecting rod, and another pot head of connecting rod is equipped with second bevel gear, and second bevel gear's opposite side top is equipped with the dead lever, and the outside cover of dead lever is equipped with first movable rod, and the bottom of first movable rod is equipped. Compared with the prior art, the utility model discloses a motor of drive reaches the effect that makes the abrasive brick rotate and vertical removal promptly, has carried out abundant grinding to the fire extinguishing agent promptly, has also practiced thrift manufacturing cost, and the influence that the dust brought operating personnel has been avoided in the air can not be sprinkled in the fire extinguishing agent simultaneously in the grinding process.

Description

Dry powder extinguishing agent grinding device

Technical Field

The utility model relates to a shearing mechanism technical field especially relates to a dry powder fire extinguishing agent grinder.

Background

Fire extinguishers are widely used for fire protection, and one of the fire extinguishers is called a dry powder fire extinguisher, which extinguishes fire by spraying a fire extinguishing agent using carbon dioxide or nitrogen, the dry powder extinguishing agent is fine particles prepared by mixing and grinding an extinguishing base material, a lubricant and a moisture-proof agent, most of the devices for grinding the fire extinguishing agent are complex in structure and large in size, require a large amount of electric drive, although the fire extinguisher needs to be manufactured continuously, the fire extinguisher also needs to be manufactured with proper energy conservation and emission reduction, save the existing resources to achieve the production purpose, meanwhile, the amount of the fire extinguishing agent which is blown out into the air needs to be controlled during grinding, so that the waste of the fire extinguishing agent can be reduced, in addition, the influence of dust on the body of an operator during grinding of the fire extinguishing agent can be avoided, and therefore the dry powder fire extinguishing agent grinding device is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the fire extinguishing agent grinding device in the prior art has complicated structure and needs to think about the defect that a large amount of electric power and control dust enter the air, and providing a dry powder fire extinguishing agent grinding device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a dry powder extinguishing agent grinding device comprises a shell, wherein a motor is arranged on the inner wall of the top end of the shell, a gear column is arranged on an output shaft of the motor, a first bevel gear is sleeved outside the output shaft of the motor, a supporting rod is arranged on the inner wall of one side of the shell, a bearing is arranged at the other end of the supporting rod, the gear column is located on the inner side of the bearing, a connecting rod is arranged on the other side of the bearing, a second bevel gear is sleeved on the other end of the connecting rod, a fixed rod is arranged at the top end of the other side of the second bevel gear, a first movable rod is sleeved outside the fixed rod, a rotating block is arranged at the bottom end of the first movable rod, a second movable rod is arranged at the bottom end of the rotating block, a gear is sleeved outside the second movable rod, the gear is meshed with the gear column, a circular through hole is formed in the plate body of the partition plate, and a grinding bin is arranged at the bottom end of the circular through hole of the partition plate.

Preferably, grind the storehouse and be in under grinding the piece, and grind one side in storehouse and one side of casing and all seted up the feed inlet, and be equipped with the inlet pipe between two feed inlets.

Preferably, the inner cavity of the grinding bin is the same as the grinding block in size and shape, an opening is formed in the bottom end of the grinding bin, and a filter plate is arranged at the opening of the grinding bin.

Preferably, an opening is formed in the bottom end of one side, away from the feeding pipe, of the shell, a first drawer is arranged at the opening of the shell, and the first drawer is located in an inner cavity of the shell.

Preferably, an opening is formed in the bottom end of one side, away from the feeding pipe, of the first drawer, a second drawer is arranged at the opening of the first drawer, and the second drawer is located in an inner cavity of the first drawer.

Preferably, the inner cavity of first drawer is equipped with the filter screen, and the filter screen is in the top of second drawer, one side that the inlet pipe was kept away from to first drawer and second drawer all is equipped with the handle.

Preferably, the first bevel gear is externally provided with a quarter of circumference gear teeth, the second bevel gear is externally provided with a tooth groove, the length of the gear teeth is equal to the length of the half of circumference tooth groove of the second bevel gear, and the tooth groove is meshed with the gear teeth.

The utility model has the advantages that:

1. by arranging the motor, the grinding wheel can be driven to rotate and vertically move by one motor, so that the raw materials of the fire extinguishing agent are fully ground, the cost of the grinding process is reduced while the electric power is saved;

2. through setting up the casing into among the airtight space can prevent that likepowder fire extinguishing agent from getting into the air to can reduce the waste of fire extinguishing agent, also avoid the discomfort that the dust brought operating personnel's health.

Compared with the prior art, the utility model discloses a motor of drive reaches the effect that makes the abrasive brick rotate and vertical removal promptly, has carried out abundant grinding to the fire extinguishing agent promptly, has also practiced thrift manufacturing cost, and the influence that the dust brought operating personnel has been avoided in the air can not be sprinkled in the fire extinguishing agent simultaneously in the grinding process.

Drawings

FIG. 1 is a schematic cross-sectional view of a dry powder fire extinguishing agent grinding device according to the present invention;

FIG. 2 is a schematic top view of a supporting rod of the dry powder fire extinguishing agent grinding device according to the present invention;

fig. 3 is a schematic bottom view of a first bevel gear of the dry powder fire extinguishing agent grinding device according to the present invention;

fig. 4 is a schematic side view of the first rotating rod of the dry powder fire extinguishing agent grinding device according to the present invention.

In the figure: the device comprises a shell 1, a gear column 2, a support rod 3, a first bevel gear 4, a motor 5, a fixed rod 6, a first movable rod 7, a second bevel gear 8, a rotating block 9, a gear 10, a grinding block 11, a grinding bin 12, a second drawer 13, a first drawer 14, a feeding pipe 15, a partition plate 16, a bearing 17, a filter plate 18 and a second movable rod 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a dry powder fire extinguishing agent grinding device comprises a housing 1, a motor 5 is fixedly installed on the inner wall of the top end of the housing 1, a gear post 2 is welded on the output shaft of the motor 5, a first bevel gear 4 is sleeved outside the output shaft of the motor 5, a support rod 3 is welded on the inner wall of one side of the housing 1, a bearing 17 is welded on the other end of the support rod 3, the gear post 2 is positioned inside the bearing 17, a connecting rod is welded on the other side of the bearing 17, a second bevel gear 8 is sleeved on the other end of the connecting rod, a fixed rod 6 is welded on the top end of the other side of the second bevel gear 8, a first movable rod 7 is sleeved outside the fixed rod 6, a rotating block 9 is rotatably connected at the bottom end of the first movable rod 7, a second movable rod 19 is rotatably connected at the bottom, the bottom end of the second movable rod 19 is welded with a grinding block 11, the middle part of the inner cavity of the shell 1 is fixedly connected with a partition plate 16, a circular through hole is formed in the plate body of the partition plate 16, a grinding bin 12 is welded at the bottom end of the circular through hole of the partition plate 16, the grinding bin 12 is positioned under the grinding block 11, feed inlets are formed in one side of the grinding bin 12 and one side of the shell 1, a feed pipe 15 is arranged between the two feed inlets, the size and the shape of the inner cavity of the grinding bin 12 are the same as those of the grinding block 11, an opening is formed in the bottom end of the grinding bin 12, a filter plate 18 is welded at the opening of the grinding bin 12, an opening is formed in the bottom end of the shell 1, which is far away from the feed pipe 15, a first drawer 14 is arranged at the opening of the shell 1, the first drawer 14 is positioned in the inner cavity of the, second drawer 13 is in the inner chamber of first drawer 14, and the inner chamber of first drawer 14 is equipped with the filter screen, and the filter screen is in the top of second drawer 13, and the handle has all been welded to one side that inlet pipe 15 was kept away from to first drawer 14 and second drawer 13, and the outside of first bevel gear 4 is equipped with the teeth of a cogwheel of quarter circumference, and the tooth's socket has been seted up to the outside of second bevel gear 8, and the length of the teeth of a cogwheel equals the length of 8 half circumference tooth's sockets of second bevel gear, and tooth's socket and the meshing.

The working principle is as follows: when the fire extinguishing agent is ground, firstly, an external power supply is connected to the motor 5 and started, the motor 5 drives the first bevel gear 4 and the gear column 2 to rotate, the gear column 2 rotates through the gear 10, the gear 10 drives the grinding block 11 to rotate through the second movable rod 19, meanwhile, the first bevel gear 4 drives the second bevel gear 8 to intermittently rotate by utilizing the gear teeth of a quarter of the circumference, when the second bevel gear 8 rotates, the fixed rod 6 drives the rotating block 9 and the second movable rod 19 to move in the vertical direction through the first movable rod 7, when the first bevel gear 4 is meshed with the second bevel gear 8, the grinding block 11 can be driven to rise, when the first bevel gear 4 is not meshed with the second bevel gear 8, the grinding block 11 falls under the self-gravity, so as to grind the fire extinguishing agent raw materials, at the moment, the fire extinguishing agent raw materials can be put into the feeding pipe 15, when the grinding block 11 rises, the feeding hole is exposed, the raw materials can get into and grind storehouse 12, when grinding piece 11 descends, the feed inlet is stopped up, can grind the raw materials in the storehouse 12 when grinding piece 11 this moment, grinds well getting into the fire extinguishing agent and fall into first drawer 14 from filter plate 18, falls on the filter screen for grinding abundant fire extinguishing agent, can drop into grinding storehouse 12 from inlet pipe 15 once more with it and carry out the secondary grinding, grinds abundant fire extinguishing agent and can fall into second drawer 13, collects.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A dry powder extinguishing agent grinding device comprises a shell (1) and is characterized in that a motor (5) is arranged on the inner wall of the top end of the shell (1), a gear column (2) is arranged on an output shaft of the motor (5), a first bevel gear (4) is sleeved outside the output shaft of the motor (5), a support rod (3) is arranged on the inner wall of one side of the shell (1), a bearing (17) is arranged at the other end of the support rod (3), the gear column (2) is located on the inner side of the bearing (17), a connecting rod is arranged on the other side of the bearing (17), a second bevel gear (8) is sleeved at the other end of the connecting rod, a fixed rod (6) is arranged at the top end of the other side of the second bevel gear (8), a first movable rod (7) is sleeved outside the fixed rod (6), a rotating block (9) is arranged, the bottom of turning block (9) is equipped with second movable rod (19), the outside cover of second movable rod (19) is equipped with gear (10), gear (10) and gear post (2) meshing, the bottom of second movable rod (19) is equipped with grinds piece (11), the inner chamber middle part of casing (1) is equipped with baffle (16), circular through-hole has been seted up to the plate body of baffle (16), and baffle (16) are equipped with in the bottom department of circular through-hole and grind storehouse (12).

2. A powder extinguishing agent grinding device according to claim 1, characterized in that the grinding bin (12) is located right below the grinding block (11), and one side of the grinding bin (12) and one side of the housing (1) are provided with feed inlets, and a feed pipe (15) is arranged between the two feed inlets.

3. A grinding device for dry powder extinguishing agent according to claim 1, characterized in that the inner cavity of the grinding chamber (12) is the same size and shape as the grinding block (11), the bottom end of the grinding chamber (12) is opened with an opening, and the grinding chamber (12) is provided with a filter plate (18) at the opening.

4. A powder extinguishing agent grinding device according to claim 2, characterized in that the bottom end of the side of the casing (1) far away from the feeding pipe (15) is provided with an opening, and the casing (1) is provided with a first drawer (14) at the opening, and the first drawer (14) is arranged in the inner cavity of the casing (1).

5. A powder extinguishing agent grinding device according to claim 4, characterized in that the bottom end of the side of the first drawer (14) far away from the feeding pipe (15) is provided with an opening, and the first drawer (14) is provided with a second drawer (13) at the opening, and the second drawer (13) is arranged in the inner cavity of the first drawer (14).

6. A powder extinguishing agent grinding device according to claim 5, characterized in that the inner cavity of the first drawer (14) is provided with a filter screen which is arranged above the second drawer (13), and the side of the first drawer (14) and the side of the second drawer (13) far away from the feeding pipe (15) are provided with handles.

7. A dry powder extinguishing agent grinding device according to claim 1, characterized in that the first bevel gear (4) is externally provided with quarter-circle gear teeth, the second bevel gear (8) is externally provided with tooth grooves, the length of the gear teeth is equal to the length of the half-circle tooth grooves of the second bevel gear (8), and the tooth grooves are meshed with the gear teeth.