Chemical additive feeding device

Abstract

The utility model relates to a chemical additive feeding device, which belongs to the technical field of chemical additive feeding and comprises a box body, a conveying block is embedded at the top of the box body, four supporting legs are fixed at the bottom of the box body, and a speed change mechanism for controlling the feeding speed is arranged on the left side wall of an inner cavity of the box body. The bottom of the material conveying block fixedly communicates with a connecting pipe, and the bottom of the connecting pipe fixedly communicates with a material conveying pipe. According to the chemical additive feeding device, a chemical additive is added into the conveying block, the speed change mechanism is started, the output rod can drive the chemical additive to move through rotation so that the chemical additive can be output from the discharging pipe, power output can be changed by operating the control part, and therefore the rotating speed of the output rod is controlled, and the chemical additive feeding device is convenient to use. According to the device, the feeding speed can be manually controlled, and the effect of changing the feeding speed of the chemical auxiliaries can be achieved through simple operation by meshing of a plurality of sets of gears.

Description

TECHNICAL FIELD

[0001] The utility model relates to chemical additive feeding technology field, concretely is a kind of chemical additive feeding device. BACKGROUND

[0002] Chemical additives play a vital role in industrial production, they are widely used in improving product quality, improving production process, reducing production cost and other aspects, in traditional industrial production, chemical additive feeding often relies on manual operation, this mode has low precision, low efficiency, big security risk and other problems, with the development of industrial automation and intelligentization, traditional feeding mode has been unable to meet the needs of modern industrial production, with the diversification of customer demand, customized service will continue to become an important trend of chemical additive feeding device development, manufacturers need to provide more personalized solutions to meet the needs of different customers.

[0003] For example, Chinese patent (publication number: CN218393534U) discloses a chemical additive feeding device, which belongs to the technical field of feeding device, comprising a preparation box, a liquid inlet pipe is arranged at the upper end of one side of the preparation box, a liquid outlet pipe is arranged at the lower end of one side of the preparation box, valves are arranged in the middle of the liquid inlet pipe and the liquid outlet pipe, a feeding assembly is arranged at the middle of the upper end of the preparation box, the feeding hopper is driven to rotate by the driving motor, thereby realizing the effect of falling while rotating, the chemical additive raw materials are scattered on the rotating plate after passing through the umbrella-shaped flow guide plate, and then scattered into the preparation box from the discharge port under the centrifugal force of the rotating plate, so that the concentrated falling into the preparation liquid is prevented from forming slag blocks.

[0004] However, the device cannot control the feeding speed, and different chemical reactions require different feeding speeds. The device cannot guarantee the best feeding speed for different chemical reactions, and different machines may need to be purchased to adapt to different feeding speeds, which will increase the cost. Therefore, a chemical additive feeding device is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] In view of the deficiencies of the prior art, the utility model provides a chemical additive feeding device, which has the advantages of adjustable feeding speed and solves the problem of unadjustable feeding speed.

[0006] To achieve the above purpose, the utility model provides the following technical scheme: a chemical additive feeding device, comprising a box body, a feeding block is inlaid on the top of the box body, four supporting legs are fixed on the bottom of the box body, a variable speed mechanism for controlling the feeding speed is arranged on the left side wall of the inner cavity of the box body, a connecting pipe is fixed and communicated at the bottom of the feeding block, a feeding pipe is fixed and communicated at the bottom of the connecting pipe, the left side of the feeding pipe is fixed and communicated with the left side wall of the inner cavity of the box body, and a discharge pipe is fixed and communicated with the right side wall of the box body.

[0007] The variable speed mechanism comprises a driving motor fixed to the left side wall of the inner cavity of the box body, an output shaft of the driving motor is fixed with a driving rod, an outer surface of the driving rod is fixed with a driving gear, a transmission part is arranged between the right side wall of the inner cavity of the box body and the right side wall of the material conveying block and below the driving gear, an output part is arranged below the transmission part and the left side wall of the inner cavity of the box body, and a control part is arranged at the bottom of the output part.

[0008] Further, the transmission part comprises a transmission rod rotatably connected to the right side wall of the inner cavity of the box body through a bearing, a left side of the transmission rod is rotatably connected to the material conveying block through a bearing, and a first-stage transmission gear and a second-stage transmission gear are sequentially fixed to an outer surface of the transmission rod from right to left.

[0009] Further, the output part comprises an output rod rotatably connected to the right side wall of the inner cavity of the box body through a bearing, a first-stage output gear and a second-stage output gear are sequentially rotatably connected to an outer surface of the output rod from right to left, and a locker is arranged on the outer surface of the output rod and between the first-stage output gear and the second-stage output gear.

[0010] Further, a top and a bottom of the second-stage transmission gear are respectively engaged with the driving gear and the second-stage output gear, and a bottom of the first-stage transmission gear is engaged with the first-stage output gear.

[0011] Further, an outer surface of the locker is fixed with a thrust bearing, an outer surface of the thrust bearing is fixed with a stabilizing ring, and a bottom of the stabilizing ring is fixed with a connecting block.

[0012] Further, the control part comprises a stabilizing block fixed to the bottom of the connecting block, a ladder rod is rotatably connected to a right side of the stabilizing block, and a handle is fixed to a right side of the ladder rod.

[0013] Further, a communication hole is arranged on the left side wall of the box body, the discharge pipe and the material conveying pipe are communicated through the communication hole, the output rod penetrates through a right side wall of the material conveying pipe and extends into the discharge pipe, and a helical strip is fixed to an outer surface of the output rod.

[0014] Further, the bottom of the box body is provided with a moving hole, a limiting groove, two rotating grooves and a moving groove, the moving hole is communicated with the limiting groove, the two rotating grooves are communicated with the moving hole, the moving groove is communicated with the two rotating grooves, a limiting block is fixed to a top of the ladder rod, and the limiting block is matched with the two rotating grooves and the moving groove.

[0015] Compared with the prior art, the technical scheme has the following beneficial effects:

[0016] The chemical additive feeding device adds the chemical additive into the feeding block, starts the speed change mechanism, and the output rod can move with the chemical additive through rotation, so as to be output from the discharging pipe, and the output of power can be changed through the operation control part, so as to control the rotating speed of the output rod, and the purpose of controlling the adding speed of the chemical additive is realized. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is a connection relation view of the output rod and the primary output gear of the utility model;

[0019] Figure 3 It is the utility model Figure 1 It is an enlarged view of A in the middle;

[0020] Figure 4 It is a three-dimensional sectional view of the control part of the utility model.

[0021] In the figure: 1 box body, 2 feeding block, 3 supporting leg, 4 speed change mechanism, 401 driving motor, 402 driving rod, 403 driving gear, 404 transmission part, 4041 transmission rod, 4042 primary transmission gear, 4043 secondary transmission gear, 405 output part, 4051 output rod, 4052 primary output gear, 4053 secondary output gear, 4054 lock, 406 control part, 4061 stabilizing block, 4062 ladder rod, 4063 handle, 5 connecting pipe, 6 feeding pipe, 7 discharging pipe. DETAILED DESCRIPTION

[0022] The technical scheme in the embodiments of the utility model will be described clearly and completely below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figure 1The chemical additive feeding device in the embodiment comprises a box body 1, the top of the box body 1 is inlaid with a feeding block 2, the inner side of the feeding block 2 is in a slope shape, the slope-shaped feeding block 2 can prevent chemical additive residues and ensure flow speed, the bottom of the box body 1 is fixed with four supporting legs 3, the four supporting legs 3 can effectively improve the stability of the box body 1 and further improve the stability of the whole device, the left side wall of the inner cavity of the box body 1 is provided with a speed change mechanism 4 for controlling the feeding speed, the bottom of the feeding block 2 is fixedly connected with a connecting pipe 5, the connecting pipe 5 can play a connecting role, the bottom of the connecting pipe 5 is fixedly connected with a feeding pipe 6, the left side of the feeding pipe 6 is fixedly connected with the left side wall of the inner cavity of the box body 1, and the right side wall of the box body 1 is fixedly connected with a discharging pipe 7.

[0024] In addition, the speed change mechanism 4 comprises a driving motor 401 fixed to the left side wall of the inner cavity of the box body 1, the driving motor 401 can be speed-adjusted within a certain range, the speed change range can be expanded through cooperation of the driving motor 401 and the speed change mechanism 4, the output shaft of the driving motor 401 is fixed with a driving rod 402, the outer surface of the driving rod 402 is fixed with a driving gear 403, a transmission part 404 is arranged between the right side wall of the inner cavity of the box body 1 and the right side wall of the feeding block 2 and below the driving gear 403, an output part 405 is arranged below the transmission part 404 and the left side wall of the inner cavity of the box body 1, the output part 405 and the transmission part 404 are matched, the speed of two gears can be adjusted in limited space, the purpose of controlling the feeding speed is achieved, and the bottom of the output part 405 is provided with a control part 406.

[0025] It should be further explained that the transmission part 404 comprises a transmission rod 4041 rotatably connected to the right side wall of the inner cavity of the box body 1 through a bearing, the bearing can improve the stability of the transmission rod 4041, realize dynamic and static separation, ensure smooth rotation of the transmission rod 4041 and avoid mutual influence between the transmission rod 4041 and the box body 1, the left side of the transmission rod 4041 is rotatably connected to the feeding block 2 through a bearing, and a primary transmission gear 4042 and a secondary transmission gear 4043 are fixed to the outer surface of the transmission rod 4041 from right to left in sequence, the pitch circle diameters of the primary transmission gear 4042 and the secondary transmission gear 4043 are different.

[0026] In the embodiment, the connecting pipe 5, the feeding pipe 6 and the discharging pipe 7 are connected in communication, the chemical additive can pass through smoothly, the rotation of the output rod 4051 is used to control the adding speed of the chemical additive and improve the reaction quality.

[0027] Please refer to Figure 1 and Figures 2 to 4In order to realize the control of the feeding speed, the output part 405 in the embodiment comprises an output rod 4051 rotatably connected with the right side wall of the inner cavity of the box body 1 through a bearing, the outer surface of the output rod 4051 is sequentially rotatably connected with a first output gear 4052 and a second output gear 4053 from right to left, the inner side of the first output gear 4052 and the second output gear 4053 is fixed with a plurality of internal teeth, the outer surface of a locker 4054 is fixed with a plurality of external teeth, the plurality of internal teeth are matched with the plurality of external teeth, the outer surface of the output rod 4051 is provided with the locker 4054, the locker 4054 is a structure in the prior art and is commonly used in the automobile gearbox, the locker 4054 is located between the first output gear 4052 and the second output gear 4053, the locker 4054 can transmit the power of the first output gear 4052 to the output rod 4051 by moving to the right, and when the locker 4054 moves to the left, the locker 4054 can be engaged with the second output gear 4053, so as to transmit the power of the second output gear 4053 to the output rod 4051.

[0028] In addition, the top and bottom of the second transmission gear 4043 are engaged with the driving gear 403 and the second output gear 4053 respectively, and the bottom of the first transmission gear 4042 is engaged with the first output gear 4052, because the diameters of the pitch circles of the second transmission gear 4043, the first transmission gear 4042, the second output gear 4053 and the first output gear 4052 are different, the rotating speeds of the second output gear 4053 and the first output gear 4052 are different, so as to realize the purpose of changing the rotating speed of the output rod 4051.

[0029] It can be known that the outer surface of the locker 4054 is fixed with a thrust bearing, the thrust bearing can promote the thrust to pass smoothly, so as to control the locker 4054 to move to the left or to the right, the outer surface of the thrust bearing is fixed with a stable ring, the stable ring is used to improve the stability of the thrust bearing and the stability of the connection with the connecting block, the bottom of the stable ring is fixed with a connecting block, the left side wall of the box body 1 is provided with a communication hole, the discharge pipe 7 and the feeding pipe 6 are connected through the communication hole, the output rod 4051 penetrates through the right side wall of the feeding pipe 6 and extends into the discharge pipe 7, the outer surface of the output rod 4051 is fixed with a spiral strip, the spiral strip can rotate with the output rod 4051, so as to push the chemical additives and improve the stability of the addition of the chemical additives, and the effect of preventing blockage is achieved.

[0030] Further, the control part 406 comprises a stabilizing block 4061 fixed to the bottom of the connecting block, a ladder rod 4062 is rotatably connected to the right side of the stabilizing block 4061, the ladder rod 4062 can rotate in the stabilizing block 4061 and smoothly transmit the pulling force and the pushing force, a handle 4063 is fixed to the right side of the ladder rod 4062, the bottom of the box body 1 is provided with a moving hole, a limiting groove, two rotating grooves and a moving groove, the moving hole is in communication with the limiting groove, the two rotating grooves are in communication with the moving hole, the moving groove is in communication with the two rotating grooves, a limiting block is fixed to the top of the ladder rod 4062, the limiting block is matched with the two rotating grooves and the moving groove, the two rotating grooves are respectively matched with the positions where the locker 4054 and the two gears are engaged, the rotating groove is matched with the limiting block, and the locking of the control part 406 can be realized.

[0031] In the embodiment, the power of the primary output gear 4052 or the secondary output gear 4053 is transmitted to the output rod 4051 by control, so that the rotation speed of the output rod 4051 is controlled, the rotation speed of the spiral strip is further controlled, and the purpose of controlling the flow rate of the chemical additive is achieved.

[0032] It can be understood that a large amount of chemical additives are simultaneously loaded in the feeding block 2, and then the speed changing mechanism 4 and the spiral strip are matched, so that the purpose of controlling the rotation speed is achieved, and the chemical additives can be fully mixed, and the uniformity of the chemical additives is improved.

[0033] The electrical components in the application are electrically connected with the controller and the power supply, the control mode of the application is controlled by the controller, the control circuit of the controller can be realized by simple programming of the person skilled in the art, the power supply is also known in the art, and the application is mainly used for protecting the mechanical device, therefore, the control mode and the circuit connection of the application will not be explained in detail.

[0034] The working principle of the above embodiment is as follows:

[0035] When using, firstly, the chemical additive is added into the feeding block 2, the additive flows into the feeding pipe 6 through the connecting pipe 5, and the driving motor 401 is started, the driving motor 401 drives the driving gear 403 to rotate, the driving gear 403 drives the secondary transmission gear 4043 to rotate, and the transmission rod 4041 is rotated, at this time, the primary transmission gear 4042 and the secondary transmission gear 4043 start to rotate synchronously, because the two have the same angular velocity but the diameters are different, so the linear velocities are different, thereby the primary output gear 4052 and the secondary output gear 4053 are driven to rotate at different speeds, then the handle 4063 is pulled or pushed, the locker 4054 is engaged with the primary output gear 4052 or the secondary output gear 4053, so that the output rod 4051 has different rotating speeds, after the speed is adjusted, the handle 4063 is rotated, and the stabilizing block 4061 is clamped in the rotating groove.

[0036] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one from another entity or action without necessarily requiring or implying any actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. An element proceeded by "comprises... a" does not, without more constraints, exclude the existence of additional identical elements in the process, method, article, or apparatus that comprises the element.

[0037] Although the embodiments of the present application have been shown and described, it is to be understood that for the purpose of the present application, the embodiments change, modify, replace, and vary in many ways without departing from the principles and spirit of the present application can be understood by those skilled in the art.

Claims

1. A chemical additive dosing device comprising a housing (1), characterized in that: The top of the box (1) is inlaid with a feeding block (2), the bottom of the box (1) is fixed with four supporting legs (3), the left side wall of the inner cavity of the box (1) is provided with a variable speed mechanism (4) for controlling the feeding speed, the bottom of the feeding block (2) is fixedly communicated with a connecting pipe (5), the bottom of the connecting pipe (5) is fixedly communicated with a feeding pipe (6), the left side of the feeding pipe (6) is fixedly communicated with the left side wall of the inner cavity of the box (1), and the right side wall of the box (1) is fixedly communicated with a discharging pipe (7). The variable speed mechanism (4) comprises a driving motor (401) fixed to the left side wall of the inner cavity of the box (1), an output shaft of the driving motor (401) is fixed with a driving rod (402), an outer surface of the driving rod (402) is fixed with a driving gear (403), a transmission part (404) is arranged between the right side wall of the inner cavity of the box (1) and the right side wall of the feeding block (2) and below the driving gear (403), an output part (405) is arranged on the left side wall of the inner cavity of the box (1) and below the transmission part (404), and the bottom of the output part (405) is provided with a control part (406).

2. A chemical additive dosing device according to claim 1, characterized in that: The transmission part (404) comprises a transmission rod (4041) rotatably connected to the right side wall of the inner cavity of the box (1) through a bearing, the left side of the transmission rod (4041) is rotatably connected to the feeding block (2) through a bearing, and the outer surface of the transmission rod (4041) is sequentially fixed with a primary transmission gear (4042) and a secondary transmission gear (4043) from right to left.

3. A chemical additive dosing device according to claim 2, characterized in that: The output part (405) comprises an output rod (4051) rotatably connected to the right side wall of the inner cavity of the box (1) through a bearing, the outer surface of the output rod (4051) is sequentially rotatably connected with a primary output gear (4052) and a secondary output gear (4053) from right to left, the outer surface of the output rod (4051) is provided with a locker (4054), and the locker (4054) is located between the primary output gear (4052) and the secondary output gear (4053).

4. A chemical additive dosing device according to claim 3, characterized in that: The top and bottom of the secondary transmission gear (4043) are respectively engaged with the driving gear (403) and the secondary output gear (4053), and the bottom of the primary transmission gear (4042) is engaged with the primary output gear (4052).

5. A chemical additive dosing device according to claim 3, characterized in that: The outer surface of the locker (4054) is fixed with a thrust bearing, the outer surface of the thrust bearing is fixed with a stable ring, and the bottom of the stable ring is fixed with a connecting block.

6. A chemical additive dosing device according to claim 5, wherein: The control part (406) comprises a stable block (4061) fixed to the bottom of the connecting block, the right side of the stable block (4061) is rotatably connected with a stepped rod (4062), and the right side of the stepped rod (4062) is fixed with a handle (4063).

7. A chemical additive dosing device according to claim 3, characterized in that: A communication hole is formed in the left side wall of the box (1), the discharging pipe (7) and the feeding pipe (6) are communicated through the communication hole, the output rod (4051) penetrates through the right side wall of the feeding pipe (6) and extends into the discharging pipe (7), and the outer surface of the output rod (4051) is fixed with a spiral strip.

8. A chemical additive dosing device according to claim 6, characterized in that: The bottom of the box (1) is provided with a moving hole, a limiting groove, two rotating grooves and a moving groove, the moving hole is communicated with the limiting groove, the two rotating grooves are communicated with the moving hole, the moving groove is communicated with the two rotating grooves, the top of the stepped rod (4062) is fixedly provided with a limiting block, and the limiting block is matched with the two rotating grooves and the moving groove.

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