CN214747539U

CN214747539U - Gunpowder weighing device for firework production

Info

Publication number: CN214747539U
Application number: CN202121154220.1U
Authority: CN
Inventors: 张世根; 罗纪文
Original assignee: Changsha Qianzi Fireworks Manufacturing Co ltd
Current assignee: Changsha Qianzi Fireworks Manufacturing Co ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2021-11-16
Anticipated expiration: 2031-05-25

Abstract

The utility model relates to a heavy device of gunpowder meter for fireworks production, including workbin, inlet pipe, meter heavy case and discharging pipe, meter heavy case intercommunication the inlet pipe, the inlet pipe is kept away from the one end intercommunication of meter heavy case the workbin, meter heavy case intercommunication the discharging pipe, be provided with the storage tube that is used for storing gunpowder and both ends link up on the inlet tube inner wall, be provided with on the inlet tube wall and be used for opening and close orificial arm-tie under the storage tube, the effect that this application had is: the charging is more convenient in the gunpowder weighing process, and the weighing accuracy is further improved.

Description

Gunpowder weighing device for firework production

Technical Field

The application relates to the field of firework production, in particular to a gunpowder weighing device for firework production.

Background

In the current firework production process, gunpowder is indispensable, and the weighing of the gunpowder needs to introduce an instrument for weighing.

Chinese patent with grant bulletin number CN211576315U discloses a heavy device of gunpowder for fireworks production, which comprises a feed inlet, the workbin, heavy case and discharge gate, be close to the title board that workbin department was equipped with horizontal setting in the heavy case, it is provided with moving mechanism to call the board, the mount pad that relative both sides inner wall difference fixedly connected with two symmetries set up in the heavy case, the mounting groove has been seted up to the lateral wall of mount pad, fixedly connected with weight sensor in the mounting groove, can carry out accurate weight to gunpowder through weight sensor, and moving mechanism calls the rotation of board through the control and can make gunpowder fall from the discharge gate.

Aiming at the related technology, the adding of the gunpowder is manually completed, the small-amplitude gunpowder weight is manually lifted, and the weighing is difficult to control accurately, so that the weight increase in the gunpowder weighing process is difficult to fine adjust, and the weighing accuracy is influenced.

SUMMERY OF THE UTILITY MODEL

In order to make the basis weight of gunpowder more accurate, this application provides a fireworks production is with heavy device of gunpowder.

The application provides a heavy device of gunpowder meter for fireworks production adopts following technical scheme:

the utility model provides a heavy device of gunpowder meter for fireworks production, including the workbin, the inlet pipe, meter heavy case and discharging pipe, meter heavy case intercommunication inlet pipe, the one end intercommunication workbin of meter heavy case is kept away from to the inlet pipe, meter heavy case intercommunication discharging pipe, be provided with the baffler that is used for restricting the gunpowder whereabouts on the inlet pipe inner wall, be provided with the memotron that is used for storing gunpowder and both ends and link up on the inner wall of inlet pipe, the length direction of memotron is unanimous with the length direction of inlet pipe, be provided with on the inlet pipe and be used for opening and close orificial arm-tie under the memotron.

By adopting the technical scheme, in the weighing process that gunpowder falls to the weighing box, a part of gunpowder can enter the storage tube, when the weight of the gunpowder falling on the weighing plate is about to reach the required amount, a worker closes the blocking plate and pulls the pulling plate to enable the gunpowder in the storage tube to fall, and the worker can control the gunpowder with smaller amount to fall to achieve the effect of fine adjustment and feeding due to the fact that the inner diameter of the storage tube is smaller than that of the feeding tube.

Optionally, a weighing mechanism is arranged in the weighing box, the weighing mechanism comprises a weighing plate and a pressure sensor, the weighing plate is hinged to the inner wall of the weighing box, the weighing plate is fixedly connected with the pressure sensor, a bearing disc used for bearing gunpowder is arranged on the inner wall of the weighing box, a push rod penetrates through the weighing box on the inner wall opposite to the side wall where the bearing disc is located, a scraper is arranged on the push rod and is abutted to the pressure sensor, and the scraper moves to push the gunpowder on the pressure sensor to the bearing disc.

Through adopting above-mentioned technical scheme, if the fine setting is reinforced and is exceeded needs, the staff can push partial gunpowder on the pressure sensor to in the accepting dish through the removal that promotes the push rod with the control scraper blade to reach the effect that the fine setting subtracts the material.

Optionally, the bearing plate is fixedly connected to the inner wall of the weighing box, a push plate is slidably connected to the side wall of the weighing box, and the push plate moves on the bearing plate to push gunpowder on the bearing plate to the weighing plate.

By adopting the technical scheme, gunpowder pushed to the bearing plate can be pushed to the weighing plate through the push plate for next weighing, so that the waste of the gunpowder is avoided.

Optionally, a gear is arranged on the inner wall of the feeding pipe, a rotary table is arranged on the outer wall of the feeding pipe, a rod piece is arranged on the feeding pipe, one end of the rod piece is fixedly connected with the gear, the other end of the rod piece penetrates out of the wall of the feeding pipe and is fixedly connected with the rotary table, a rack is arranged on one side, close to the gear, of the blocking plate, and the gear is meshed with the rack.

Through adopting above-mentioned technical scheme, the staff is through rotatory carousel in order to open and close the baffler, the whereabouts volume of control feed box powder.

Optionally, the pulling plate slides to open and close the storage tube, one end of the pulling plate penetrates out of the feeding tube, a spring is fixedly connected to the wall of the feeding tube, and the other end of the spring is fixedly connected with the pulling plate.

Through adopting above-mentioned technical scheme, fine setting is added after finishing, and the arm-tie can return the normal position through the resilience effect of spring to the whereabouts of gunpowder in the restriction storage tube.

Optionally, the weighing box is provided with a shielding plate on the inner wall opposite to the inner wall where the push rod is located.

Through adopting above-mentioned technical scheme, at the reinforced in-process of gunpowder, the sunshade can avoid the dust that gunpowder feeding in-process was raised to directly fall into and accept the dish, effectively improves the accurate nature of weighing process.

Optionally, weighing box outer wall fixedly connected with display screen, display screen and pressure sensor carry out electric connection.

Through adopting above-mentioned technical scheme, the display screen can with fall to the gunpowder weight visual display on pressure sensor and go out, make things convenient for the staff to carry out further fine setting to the weight change of gunpowder.

Optionally, one end of the discharge pipe, which is far away from the weighing box, is provided with a mounting flange.

Through adopting above-mentioned technical scheme, fireworks production is with heavy device of powder meter through bolted connection on fireworks powder filling device, can make the powder that finishes weighing directly fall into powder filling device through the discharging pipe in, avoids the loss of powder in the transfer process.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the further precision of the weighing effect is achieved by the fine adjustment feeding of the gunpowder in the material box and the fine adjustment material reduction of the gunpowder on the weighing plate;

2. the material box replaces a gunpowder box to store gunpowder, so that a worker does not need to prepare a gunpowder barrel additionally, the cost is saved, meanwhile, the worker does not need to take materials or discharge materials from the gunpowder box, and the work of the worker is facilitated;

3. the fine setting is reinforced, and the convenient easy operation of process of fine setting subtracts the material is used manpower sparingly, improves the efficiency of fireworks processing, avoids the loss of gunpowder in the transfer process.

Drawings

FIG. 1 is a schematic perspective view of a gunpowder weighing device for fireworks production;

FIG. 2 is a schematic view of the internal structure of the gunpowder weighing device for fireworks production;

description of reference numerals: 1. a material box; 2. a feed pipe; 3. a weighing box; 4. a discharge pipe; 5. a barrier plate; 6. a gear; 7. a turntable; 8. a storage tube; 9. pulling a plate; 10. weighing a plate; 11. a pressure sensor; 12. an electric push rod; 13. a connecting rod; 14. a push rod; 15. a squeegee; 16. a bearing plate; 17. pushing the plate; 18. a shutter; 19. a display screen; 20. installing a flange; 21. and (4) rotating the rod.

Detailed Description

The present application is described in further detail below with reference to fig. 1-2.

The embodiment of the application discloses heavy device of powder meter for fireworks production. Referring to fig. 1 and 2, including workbin 1, inlet pipe 2, weighing box 3 and discharging

pipe

4, 3 intercommunications of weighing box and fixed connection inlet pipe 2, the one end intercommunication and the fixed connection workbin 1 of weighing box 3 are kept away from to inlet

pipe

2, and 3 intercommunications of weighing box and fixed connection discharging pipe 4.

Referring to fig. 1 and 2, it has the baffler 5 that is used for restricting the gunpowder whereabouts to peg graft on the 2 inner walls of inlet pipe, it is connected with gear 6 to rotate on the 2 inner walls of inlet pipe, coaxial fixedly connected with bull stick 21 on the gear 6, inlet pipe 2 fixedly connected with carousel 7 is worn out to the other end of bull stick 21, baffler 5 is close to one side fixedly connected with rack of gear 6, gear 6 and rack toothing, gear 6 rotates and drives the rack and remove, the rack removes in order to drive baffler 5 and removes in order to open inlet pipe 2 passageway.

The inner wall of the feeding pipe 2 is fixedly connected with a storage pipe 8 which is used for storing gunpowder and has two through ends, the length direction of the storage pipe 8 is consistent with that of the feeding pipe 2, the inner wall of the feeding pipe 2 is connected with a pulling plate 9 which is used for opening and closing the storage pipe 8 in a sliding mode, the pulling plate 9 slides to open and close a lower pipe orifice of the storage pipe 8, one end of the pulling plate 9 penetrates out of the feeding pipe 2, a spring is fixedly connected to the outer wall of the feeding pipe 2, the other end of the spring is fixedly connected with the pulling plate 9, and when the spring is not deformed, the pulling plate 9 covers the lower pipe orifice of the storage pipe 8; under the circumstances of fine setting and feeding, the staff makes the gunpowder whereabouts in the holding tube 8 through pulling out the arm-tie 9, because the internal diameter of holding tube 8 is less than the internal diameter of inlet pipe 2, the staff can the more minute gunpowder whereabouts of controlled variable in order to reach the effect of fine setting and feeding, and the back that finishes feeding, the arm-tie 9 returns the normal position through the rebound effect of spring to the whereabouts of gunpowder in the restriction holding tube 8.

Referring to fig. 1 and 2, the inner wall of the weighing box 3 is hinged with two weighing plates 10, one side of the weighing plate 10 far away from the discharge pipe is fixedly connected with a pressure sensor 11, when the two weighing plates 10 are horizontally arranged, the discharge pipe 4 is completely sealed, the weighing box 3 is provided with two moving mechanisms which are respectively used for driving the two weighing plates 10 to rotate, each moving mechanism consists of an electric push rod 12 and a connecting rod 13, the electric push rods 12 are fixedly connected with the side wall of the weighing box 3 through screws, and the piston rod of the electric push rod 12 penetrates through the articulated connecting rod 13 in the weighing box 3, the other end of the connecting rod 13 is articulated with the weighing plate 10, the staff drives the connecting rod 13 to move by controlling the shortening of the electric push rod 12, thereby controlling the weighing plate 10 to rotate downwards to open the discharging pipe 4, leading the gunpowder on the weighing plate 10 to fall down, after the gunpowder weighing is finished, the staff drives the balance plate 10 to rotate upwards until abutting to close the discharge pipe 4 by controlling the extension of the electric push rod 12.

The inner wall of the weighing box 3 is fixedly connected with a bearing disc 16 used for bearing gunpowder above the weighing plate 10, when the weighing plate 10 is located at a horizontal position, the upper surface of the bearing disc 16 is flush with the upper surface of the pressure sensor 11, the weighing box 3 is provided with a push rod 14 penetrating through the inner wall opposite to the inner wall where the bearing disc 16 is located, the cross section of the push rod 14 is square, the push rod 14 is fixedly connected with a scraper 15, the scraper 15 is abutted to the pressure sensor 11, the scraper 15 moves along the horizontal direction to push the gunpowder on the pressure sensor 11 into the bearing disc 16, the fine adjustment and reduction effects can be achieved, the side wall of the weighing box 3 is connected with a push plate 17 in a sliding mode, the push plate 17 moves along the inner direction and the outer direction of the weighing box 3 to push the gunpowder on the bearing disc 16 onto the weighing plate 10, so that the gunpowder on the bearing disc 16 can be pushed onto the weighing plate 10 through the push plate 17 for weighing again, and waste of the gunpowder is avoided.

The inner wall of the weighing box 3 opposite to the inner wall where the push rod 14 is located is fixedly connected with a shielding plate 18, and due to the existence of the shielding plate 18, powder dust raised in the feeding process is difficult to directly fall into the receiving disc 16 due to the action of gravity to influence the subsequent fine adjustment material reduction, so that the fine adjustment material reduction process is accurate.

The implementation principle of a gunpowder weighing device for firework production in the embodiment of the application is as follows: when gunpowder weighing is needed, gunpowder needing weighing is filled into the feed box 1 in advance, a worker drives the gear 6 to coaxially rotate through the rotary turntable 7, the gear 6 rotates to drive the rack to move, the rack moves to drive the blocking plate 5 to move so as to open the channel of the feed pipe 2, so that gunpowder in the feed box 1 falls, when the weight displayed in the display screen 19 is close to the requirement, the turntable 7 is reversely rotated to close the blocking plate 5, fine-tuning feeding is performed, part of the gunpowder can enter the storage pipe 8 in the falling process of the gunpowder, the pull plate 9 covers the lower nozzle of the storage pipe 8 when the spring is not deformed, so the gunpowder in the storage pipe 8 cannot fall, the worker pulls the pull plate 9 outwards to enable the gunpowder in the storage pipe 8 to fall in the fine-tuning feeding process, and the gunpowder amount in the storage pipe 8 is smaller than that in the feed box 1, therefore, the quantity of the gunpowder falling in the storage tube 8 is small, the weight change of the gunpowder is small, the fineness of the change of the weight data of the pressure sensor 11 can be improved, so that the effect of accurate charging is achieved, after charging is finished, the pulling plate 9 returns to the original position through the rebounding action of the spring to limit the falling of the gunpowder in the storage tube 8, if the fine-tuning charging is excessive, fine-tuning and material reduction are performed, a worker pushes the push rod 14 to drive the scraper 15 to move on the pressure sensor 11 in the horizontal direction through pushing the push rod 14 along the inner direction of the weighing box 3, the scraper 15 pushes the upper part of the pressure sensor 11 to the bearing disc 16, the weight on the pressure sensor 11 is reduced and can be visually displayed on the display screen 19, when the required weight is obtained, the worker drives the connecting rod 13 to move through controlling the shortening of the electric push rod 12, so that the weighing plate 10 is controlled to rotate downwards, so that gunpowder on the weighing plate 10 falls down and falls into the gunpowder filling device through the discharge pipe 4, after the gunpowder weighing is finished, a worker drives the weighing plate 10 to rotate upwards until the weighing plate is abutted to close the discharge pipe 4 by controlling the extension of the electric push rod 12, and the rest gunpowder particles in the bearing disc 16 can be pushed to the pressure sensor 11 along the horizontal direction through the push plate 17 in sliding connection for weighing again.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a fireworks production is with heavy device of gunpowder meter, includes workbin (1), inlet pipe (2), weighing box (3) and discharging pipe (4), weighing box (3) intercommunication inlet pipe (2), inlet pipe (2) are kept away from the one end intercommunication of weighing box (3) workbin (1), weighing box (3) intercommunication discharging pipe (4), its characterized in that: the gunpowder feeding device is characterized in that a blocking plate (5) used for limiting gunpowder to fall is arranged on the inner wall of the feeding pipe (2), a storage pipe (8) used for storing gunpowder and having two through ends is arranged on the inner wall of the feeding pipe (2), the length direction of the storage pipe (8) is consistent with that of the feeding pipe (2), and a pulling plate (9) used for opening and closing a lower pipe orifice of the storage pipe (8) is arranged on the feeding pipe (2).

2. A gunpowder weighing device for fireworks production according to claim 1, characterized in that: a weighing mechanism is arranged in the weighing box (3), the weighing mechanism comprises a weighing plate (10) and a pressure sensor (11), the weighing plate (10) is hinged with the inner wall of the weighing box (3), an electric push rod (12) for driving the weighing plate (10) to rotate is arranged on the weighing box (3), the weighing plate (10) is fixedly connected with the pressure sensor (11), a bearing disc (16) for bearing gunpowder is arranged on the inner wall of the weighing box (3), a push rod (14) penetrates through the inner wall of the weighing box (3) opposite to the side wall where the bearing disc (16) is positioned, a scraper (15) is arranged on the push rod (14), the scraper (15) is abutted against the pressure sensor (11), the scraper (15) moves to push the powder on the pressure sensor (11) into the tray (16).

3. A gunpowder weighing device for fireworks production according to claim 2, characterized in that: the receiving disc (16) is fixedly connected to the inner wall of the weighing box (3), a push plate (17) is connected to the side wall of the weighing box (3) in a sliding mode, and the push plate (17) moves to push gunpowder on the receiving disc (16) onto the pressure sensor (11).

4. A gunpowder weighing device for fireworks production according to claim 1, characterized in that: rotate on inlet pipe (2) inner wall and be connected with gear (6), coaxial fixedly connected with bull stick (21) is gone up in gear (6), the other end of bull stick (21) is worn out inlet pipe (2) fixedly connected with carousel (7), baffler (5) are close to one side of gear (6) is provided with the rack, gear (6) with rack toothing.

5. A gunpowder weighing device for fireworks production according to claim 1, characterized in that: the one end of arm-tie (9) is worn out inlet pipe (2), fixedly connected with spring on inlet pipe (2) outer wall, spring other end fixed connection arm-tie (9).

6. A gunpowder weighing device for fireworks production according to claim 2, characterized in that: and a shielding plate (18) is arranged on the inner wall of the weighing box (3) opposite to the inner wall where the push rod (14) is located.

7. A gunpowder weighing device for fireworks production according to claim 2, characterized in that: weighing box (3) outer wall fixedly connected with display screen (19), display screen (19) with pressure sensor (11) carry out electric connection.

8. A gunpowder weighing device for fireworks production according to claim 1, characterized in that: and one end of the discharge pipe (4) far away from the weighing box (3) is provided with a mounting flange (20).