Safe feeding device for chemical raw materials
By designing a safe feeding device for chemical raw materials, the storage box, sealing cover, feeding pipe and operating controls are used to solve the problem of gas leakage during chemical raw materials, and the safety and effectiveness of the feeding process are achieved.
Patent Information
- Application Number
- CN202421827252.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-05-02
- Estimated Expiration
- 2034-07-31
AI Technical Summary
During the chemical production process, when chemical raw materials are put into place, the gas in the reactor is prone to leak, causing harm to the health of the operator.
A safe feeding device is designed, including accommodating the box, a sealing cover, a feeding pipe and a handling control. Open the feed pipe through the controls, and the chemical raw materials fall into the stirring tank along the feed pipe under the action of gravity, and the feed outlet is in a closed state to reduce gas leakage.
It effectively reduces gas leakage in the stirred tank, reduces health hazards for operators, and ensures the safety of the feeding process.
Smart Images
Figure CN222816797U_ABST
Abstract
Description
Technical Field
[0001] The present application relates to the technical field of feeding devices, and in particular to a safe feeding device for chemical raw materials. Background Art
[0002] At present, in the process of chemical production, it is generally necessary to put a variety of chemical raw materials into a reactor in sequence so that the various chemical raw materials react in the reactor to form the required chemicals. When the chemical raw materials are put in, the reactor needs to be opened. At this time, the gas in the reactor is easy to leak to the outside of the reactor. When the gas in the reactor is toxic, it will cause harm to the health of the operator who puts in the chemical raw materials, so it needs to be improved. Utility Model Content
[0003] In view of this, the present application provides a safe feeding device for chemical raw materials to improve the problem that the gas in the reactor is easily leaked when the chemical raw materials are fed.
[0004] The present application provides a safe feeding device for chemical raw materials using the following technical solutions:
[0005] A safe feeding device for chemical raw materials, comprising a containing box, a sealing cover, a feeding pipe and an operating member; the containing box is used to contain the chemical raw materials to be fed, and a discharge port is provided at the upper end of the containing box; the sealing cover is provided on the containing box to seal the discharge port; the feeding pipe is connected to the lower end of the containing box to discharge the chemical raw materials in the containing box under the action of gravity, and the feeding pipe is used to be connected to a stirring kettle; the operating member is provided on the feeding pipe, and the operating member is used to open and close the feeding pipe.
[0006] By adopting the above technical solution, when in use, the feeding pipe is connected to the stirring kettle for processing chemicals, and the feeding pipe is closed, and then the chemical raw materials to be fed are loaded into the containing box and the discharge port is closed by the sealing cover. When the chemical raw materials need to be fed, the feeding pipe is opened through the operating member, and the chemical raw materials in the containing box can move along the feeding pipe under the action of gravity and fall into the stirring kettle to complete the feeding operation. During the feeding process, the discharge port is in a closed state, which is conducive to reducing the possibility of gas leakage in the stirring kettle causing harm to the health of the operator.
[0007] Preferably, the outer peripheral wall of the feeding pipe is provided with a sliding hole, and the operating member comprises a material partition plate, which is slidingly connected to the inner side wall of the sliding hole, and the material partition plate is used to block the feeding pipe.
[0008] By adopting the above technical solution, the material partition plate is slid toward the inside of the feeding pipe, and the material partition plate can block the feeding pipe, so as to be used to load the chemical raw materials to be fed into the containing box. The material partition plate is slid toward the outside of the feeding pipe, so that the feeding pipe can be opened, so that the chemical raw materials in the containing box can be discharged along the feeding pipe.
[0009] Preferably, the inner side wall of the feeding pipe is provided with a supporting groove, and the partition plate is slidably matched with the supporting groove.
[0010] By adopting the above technical solution, the support groove can guide the partition plate to slide, which is beneficial to improving the sliding stability of the partition plate. At the same time, the support groove has a supporting effect on the partition plate, which is beneficial to reduce the risk of deformation of the partition plate under the gravity of the chemical raw materials in the containment box.
[0011] Preferably, a discharge groove is provided on the inner side wall of the feeding pipe, and the discharge groove is communicated with an end of the supporting groove away from the sliding hole.
[0012] By adopting the above technical solution, during the process of the partition plate sliding toward the inside of the feeding pipe, the partition plate can push the chemical raw materials that fall into the support groove in the direction away from the sliding hole, so that the chemical raw materials in the support groove move to the discharge groove and are discharged from the discharge groove into the feeding pipe, thereby helping to reduce the possibility of the support groove being blocked by the chemical raw materials.
[0013] Preferably, a scraper plate is provided on the inner wall of the feeding tube, one side of which is connected to the inner wall of the feeding tube above the sliding hole, and the other side of the scraper plate is inclined away from the sliding hole and abuts against the upper surface of the partition plate.
[0014] By adopting the above technical solution, when the partition plate slides toward the outside of the feeding pipe, the scraper plate can scrape the chemical raw materials on the partition plate to reduce the possibility of the chemical raw materials being retained on the partition plate.
[0015] Preferably, the feeding pipe is rotatably provided with a rotating shaft, the rotating shaft is located above the partition plate, the rotating shaft is provided with a bridge-breaking rod, the bridge-breaking rod is used to contact the chemical raw materials in the feeding pipe, and the feeding pipe is provided with a driving member for driving the rotating shaft to rotate.
[0016] By adopting the above technical solution, the driving member drives the rotating shaft to rotate, so that the bridge-breaking rod can move relative to the chemical raw material, so that the bridge-breaking rod can stir the chemical raw material, thereby reducing the possibility of bridging the chemical raw material in the feeding pipe and making it difficult to discharge.
[0017] Preferably, the driving member includes a driving gear and a driving rack, the driving gear is connected to the rotating shaft, the driving rack is connected to the separator plate, and the driving gear is meshed with the driving rack.
[0018] By adopting the above technical solution, when the material separator plate is slid, the material separator plate drives the driving rack to move, so that the driving gear drives the rotating shaft to rotate, the structure is simple and the operation is convenient.
[0019] Preferably, the control member further comprises an elastic member, wherein the elastic member connects the partition plate and the feeding tube, and the elastic member is used to apply an elastic force to the partition plate so as to move the partition plate into the feeding tube.
[0020] By adopting the above technical solution, after pulling the partition plate to the outside of the feeding pipe to open the feeding pipe, loosening the partition plate, the elastic member can automatically move the partition plate into the feeding pipe to move and close the feeding pipe, which is convenient to operate.
[0021] In summary, the present application includes at least one of the following beneficial technical effects:
[0022] 1. When it is necessary to feed chemical raw materials, the feeding pipe is opened through the control part, and the chemical raw materials in the container can move along the feeding pipe under the action of gravity and fall into the mixing kettle to complete the feeding operation. During the feeding process, the discharge port is in a closed state, which is conducive to reducing the possibility of gas leakage in the mixing kettle causing harm to the health of operators;
[0023] 2. The discharge chute and the scraper plate cooperate with each other, which is conducive to the complete discharge of chemical raw materials in the container through the feeding pipe;
[0024] 3. When the partition plate is slid, it drives the driving rack to move, so that the driving gear drives the rotating shaft to rotate, so that the bridge-breaking rod stirs the chemical raw materials, which can reduce the possibility of the chemical raw materials blocking the feeding pipe. BRIEF DESCRIPTION OF THE DRAWINGS
[0025] Figure 1 It is a structural schematic diagram of a safe feeding device for chemical raw materials in the present application.
[0026] Figure 2 yes Figure 1 Enlarged view of part A in .
[0027] Figure 3 It is a cross-sectional schematic diagram after the partition plate slides to the outside of the feeding pipe.
[0028] Explanation of the reference numerals: 1. containing box; 2. sealing cover; 3. feeding pipe; 31. connecting flange; 32. sliding hole; 33. supporting groove; 34. discharge groove; 35. scraper plate; 36. rotating shaft; 361. bridge-breaking rod; 37. driving member; 371. driving gear; 372. driving rack; 4. operating member; 41. partition plate; 42. elastic member. DETAILED DESCRIPTION
[0029] The following is combined with Figure 1-3This application is described in further detail.
[0030] The present application embodiment discloses a safe feeding device for chemical raw materials. Figure 1 , including a containing box 1, a sealing cover 2, a feeding pipe 3 and a control part 4.
[0031] The containing box 1 is in the shape of a shell with a hollow interior. A discharge port (not shown in the figure) is provided at the upper end of the containing box 1, and the discharge port is communicated with the interior of the containing box 1 for feeding chemical raw materials into the containing box 1. A sealing cover 2 is provided on the discharge port of the containing box 1, and the sealing cover 2 is fixedly connected to the containing box 1 by bolts to seal the containing box 1. A feeding pipe 3 is welded and fixed to the lower end of the containing box 1, and the interior of the feeding pipe 3 is communicated with the interior of the containing box 1. The feeding pipe 3 is extended downwardly away from one end of the containing box 1, and the outer peripheral wall of the lower end of the feeding pipe 3 is welded with a connecting flange 31 for connecting the feeding pipe 3 to the reactor.
[0032] The control member 4 is provided on the feeding pipe 3, and the control member 4 is used to close and open the feeding pipe 3. When the feeding pipe 3 is opened, the chemical raw materials in the containing box 1 can fall into the reactor along the feeding pipe 3 under the action of their own gravity. When the feeding pipe 3 is closed, the reactor can be kept in a sealed state to reduce the possibility of toxic gas in the reactor leaking out.
[0033] Reference Figure 2 and Figure 3 The feeding pipe 3 is in a square tube shape. A sliding hole 32 is provided on the outer peripheral wall of one side of the feeding pipe 3, and the interior of the sliding hole 32 is communicated with the interior of the feeding pipe 3. The operating member 4 includes a material separator 41, which is inserted into the sliding hole 32, and the peripheral wall of the material separator 41 is in contact with the inner peripheral wall of the sliding hole 32, and the material separator 41 slides relative to the feeding pipe 3.
[0034] Support grooves 33 are provided on the inner walls of both sides of the feeding tube 3 along the length direction of the sliding hole 32, and the support grooves 33 are communicated with the inside of the sliding hole 32, and each side of the partition plate 41 is inserted into the corresponding support groove 33, and the partition plate 41 slides and cooperates with the support groove 33. When the partition plate 41 is slid into the inside of the feeding tube 3, the end wall of the partition plate 41 along the sliding direction and away from the sliding hole 32 can fit with the inner wall of the partition plate 41 toward the sliding hole 32, so that the partition plate 41 blocks the internal space of the feeding tube 3, thereby closing the feeding tube 3.
[0035] Reference Figure 3The inner wall of the feeding pipe 3 located below each supporting groove 33 is provided with a discharge groove 34, which is located at one end of the supporting groove 33 away from the sliding hole 32, and the interior of each discharge groove 34 is communicated with the interior of the corresponding supporting groove 33. When the material separator 41 slides, the material separator 41 can push the chemical raw materials falling into the supporting groove 33 toward the discharge groove 34, so that the chemical raw materials in the supporting groove 33 are discharged from the discharge groove 34.
[0036] A scraper plate 35 is provided in the feeding pipe 3. The scraper plate 35 is located on one side of the feeding pipe 3 where the sliding hole 32 is opened. One side of the scraper plate 35 is welded and fixed to the inner wall of the feeding pipe 3 located above the sliding hole 32. The other side of the scraper plate 35 extends downward and away from the sliding hole 32. The scraper plate 35 abuts against the upper surface of the partition plate 41. When the partition plate 41 moves to the outside of the feeding pipe 3, the scraper plate 35 can scrape off the chemical raw materials on the upper surface of the partition plate 41.
[0037] Reference Figure 2 , the operating member 4 also includes an elastic member 42, the elastic member 42 includes a spring, one end of the elastic member 42 is fixedly connected to the partition plate 41, and the other end of the elastic member 42 is fixedly connected to the outer peripheral wall of the feeding pipe 3; the elastic member 42 is in a stretched state, and the elastic member 42 has an elastic force on the partition plate 41 to make the partition plate slide toward the inside of the feeding pipe 3. When the feeding pipe 3 is in an open state, after the partition plate 41 is released, the elastic member 42 moves the partition plate 41 toward the inside of the feeding pipe 3, so that the partition plate 41 automatically closes the feeding pipe 3. In another embodiment, the operating member 4 can also be a butterfly valve or other types of structural members.
[0038] Reference Figure 2 and Figure 3 The feeding pipe 3 is provided with a rotating shaft 36, the axial direction of the rotating shaft 36 is arranged along the length direction of the sliding hole 32, and one end of the rotating shaft 36 extends to the inside of the feeding pipe 3, and the other end is located outside the feeding pipe 3. The rotating shaft 36 is rotatably connected to the feeding pipe 3. A bridge breaking rod 361 is welded and fixed to the peripheral wall of the rotating shaft 36, and the bridge breaking rod 361 is located inside the feeding pipe 3; the feeding pipe 3 is provided with a driving member 37, and the driving member 37 is used to drive the rotating shaft 36 to rotate, so that the bridge breaking rod 361 stirs the chemical raw material, thereby reducing the possibility of sliding raw materials bridging in the feeding pipe 3 and causing the feeding pipe 3 to be blocked.
[0039] Referring to the body 2, the driving member 37 is located outside the feeding tube 3; the driving member 37 includes a driving gear 371 and a driving rack 372. The driving gear 371 is fixedly connected to the rotating shaft 36, and the driving rack 372 is fixedly connected to the material partition plate 41, and the driving gear 371 is meshed with the driving rack 372. The reciprocating sliding material partition plate 41 can make the rotating shaft 36 reciprocate, so that the bridge breaking rod 361 can stir the chemical raw materials. In another embodiment, the driving member 37 can be a motor, the motor is fixed to the feeding tube 3, and the output shaft of the motor is connected to the rotating shaft 36 to drive the rotating shaft 36 to rotate.
[0040] The implementation principle of a safe feeding device for chemical raw materials in the embodiment of the present application is as follows: when in use, the connecting flange 31 of the feeding pipe 3 is connected to the stirring kettle for processing chemicals, and the feeding pipe 3 is closed, and then the chemical raw materials to be fed are loaded into the containing box 1 and the discharge port is closed through the sealing cover 2. When it is necessary to feed chemical raw materials, the feeding pipe 3 is opened by sliding the partition plate 41 to the outside of the feeding pipe 3, and the chemical raw materials in the containing box 1 can move along the feeding pipe 3 under the action of gravity and fall into the stirring kettle to complete the feeding operation.
[0041] During the feeding process, the discharge port is in a closed state, which helps to reduce the possibility of gas leakage in the mixing tank causing harm to the health of operators.
[0042] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.
Claims
1. A safe feeding device for chemical raw materials, used for feeding chemical raw materials into a stirring tank, characterized in that: include: A containing box (1) is used to contain chemical raw materials to be put in, and a discharge port is provided at the upper end of the containing box (1); A sealing cover (2) is arranged on the containing box (1) and is used for sealing the discharge port; A feeding pipe (3) is connected to the lower end of the containing box (1) and is used for discharging the chemical raw materials in the containing box (1) under the action of gravity. The feeding pipe (3) is used to be connected to the stirring kettle; A control member (4) is arranged on the feeding pipe (3), and the control member (4) is used to open and close the feeding pipe (3).
2. The safe feeding device for chemical raw materials according to claim 1, characterized in that: The outer peripheral wall of the feeding pipe (3) is provided with a sliding hole (32), and the operating member (4) includes a material partition plate (41), and the material partition plate (41) is slidably connected to the inner side wall of the sliding hole, and the material partition plate (41) is used to block the feeding pipe (3).
3. The safe feeding device for chemical raw materials according to claim 2 is characterized in that: The inner side wall of the feeding pipe (3) is provided with a supporting groove (33), and the material separator (41) is slidably matched with the supporting groove (33).
4. The safe feeding device for chemical raw materials according to claim 3 is characterized in that: The inner side wall of the feeding pipe (3) is provided with a discharge groove (34), and the discharge groove (34) is communicated with an end of the support groove (33) away from the sliding hole.
5. The safe feeding device for chemical raw materials according to claim 1, characterized in that: The inner wall of the feeding pipe (3) is provided with a scraper plate (35), one side of which is connected to the inner wall of the feeding pipe (3) located above the sliding hole, and the other side of the scraper plate (35) is inclined in a direction away from the sliding hole and abuts against the upper surface of the partition plate (41).
6. The safe feeding device for chemical raw materials according to claim 1, characterized in that: The feeding pipe (3) is rotatably provided with a rotating shaft (36), the rotating shaft (36) is located above the partition plate (41), the rotating shaft (36) is provided with a bridge-breaking rod (361), the bridge-breaking rod (361) is used to contact the chemical raw material in the feeding pipe (3), and the feeding pipe (3) is provided with a driving member (37) for driving the rotating shaft (36) to rotate.
7. The safe feeding device for chemical raw materials according to claim 6, characterized in that: The driving member (37) comprises a driving gear (371) and a driving rack (372); the driving gear (371) is connected to the rotating shaft (36); the driving rack (372) is connected to the material separator plate (41); and the driving gear (371) is meshed with the driving rack (372).
8. The safe feeding device for chemical raw materials according to claim 1, characterized in that: The control member (4) further comprises an elastic member (42), wherein the elastic member (42) connects the material partition plate (41) and the feeding pipe (3), and the elastic member (42) is used to apply an elastic force to the material partition plate (41) so as to move the material partition plate (41) into the feeding pipe (3).