Clockwise and anticlockwise bidirectional synchronous rolling firework and cracker medicine mixing and sieving device

Abstract

The utility model discloses a clockwise and anticlockwise bidirectional synchronous rolling firework and cracker medicine mixing, stirring and screening device which comprises a driving part and a screening part, the inner rotating shaft is fixed with the driving piece, and a first bevel gear is fixedly sleeved on the inner rotating shaft; the outer rotating shaft is sleeved on the inner rotating shaft, and a second bevel gear is fixedly sleeved on the outer rotating shaft; the first outer sleeve is arranged on the outer rotating shaft in a sleeving mode, a supporting piece is fixed to the first outer sleeve, a middle rotating shaft is arranged on the supporting piece, a middle bevel gear is fixedly arranged on the middle rotating shaft in a sleeving mode, and the middle bevel gear is in meshing transmission connection with the first bevel gear and the second bevel gear; the inner screen barrel is fixed with the inner rotating shaft; the outer screening barrel covers the inner screening barrel, and the outer screening barrel is fixed to the outer rotating shaft. According to the device, the inner screening barrel and the outer screening barrel which are nested inside and outside can be synchronously driven to rotate clockwise and anticlockwise by using a single driving piece, so that the device is simple in overall structure, small in size and convenient to transport, two-time stirring and screening of explosives can be realized, the stirring uniformity of the explosives can be improved, and the explosion effect is further improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to fireworks production device technical field, more specifically relates to a kind of order-reverse bidirectional synchronous rolling fireworks explosive mixing and screening device. BACKGROUND

[0002] Fireworks need to be stirred in the production process, such as the existing publication number CN217646328U, a kind of explosive mixer based on fireworks, when using, personnel start motor, when motor rotates, first gear and second gear can be driven to make the stirring rod stir explosive, by high-speed rotation, explosive can be thrown from the circular hole into the stirring tank, solve the problem that when stirring explosive, too much explosive can not be stirred more evenly, cause unnecessary trouble in the process of manufacturing fireworks, resulting in the problem of overall manufacturing efficiency.

[0003] However, the applicant found that the motor and explosive charging port in the above explosive mixer are located above the stirring tank, and the distance between them is relatively close, and because the motor is an electrical device, it may produce sparks during operation. When adding explosive powder through the charging port, sparks may explode when they come into contact with explosive powder. In addition, because the stirring rod is provided, the above-mentioned explosive mixer not only has a complex structure and a large size, but also is not convenient for transportation, and the stirring and mixing effect of the explosive after being stirred by the stirring rod once is not very ideal.

[0004] Therefore, how to provide a safe, simple structure, small size, easy to transport, and good stirring effect of order-reverse bidirectional synchronous rolling fireworks explosive mixing and screening device is a problem that needs to be solved by those skilled in the art. UTILITY MODEL CONTENT

[0005] Therefore, the utility model provides a safe, simple structure, small size, easy to transport, and good stirring effect of order-reverse bidirectional synchronous rolling fireworks explosive mixing and screening device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

[0007] The utility model discloses a kind of order-reverse bidirectional synchronous rolling fireworks explosive mixing and screening device, comprising:

[0008] Driving part;

[0009] Inner rotating shaft, one end of the inner rotating shaft is fixedly connected with the driving part, the first bevel gear is sleeved on the inner rotating shaft;

[0010] Outer rotating shaft, the outer rotating shaft is sleeved on the inner rotating shaft, the second bevel gear is sleeved on the outer rotating shaft;

[0011] A first outer sleeve is sleeved on the outer rotating shaft, and a support is fixed on the first outer sleeve, and an intermediate rotating shaft is arranged on the support, and an intermediate bevel gear is fixed on one end of the intermediate rotating shaft, and the intermediate bevel gear is in meshing transmission connection with the first bevel gear and the second bevel gear;

[0012] An inner sieve barrel is fixedly connected with the shaft end of the inner rotating shaft away from the driving member, and the inner space of the inner sieve barrel is a primary mixing cavity, a plurality of sieve holes in communication with the primary mixing cavity are arranged on the barrel wall of the inner sieve barrel, and the inner sieve barrel has a first feeding port in communication with the primary mixing cavity on one side;

[0013] An outer sieve barrel is wrapped outside the inner sieve barrel, and the gap between the two forms a secondary mixing cavity, the outer sieve barrel is fixedly connected with the shaft end of the outer rotating shaft away from the driving member, a plurality of discharge holes in communication with the secondary mixing cavity are arranged on the barrel wall of the outer sieve barrel, the outer sieve barrel has a second feeding port in communication with the secondary mixing cavity on one side, and the second feeding port is arranged in position corresponding to the first feeding port;

[0014] The rotating directions of the inner sieve barrel and the outer sieve barrel are opposite.

[0015] Compared with the prior art, the device can realize two times of synchronous mixing and sieving of the explosive, can improve the uniformity of the explosive mixing, and can realize two times (or double) of sieving of the larger impurities or larger material particles in the explosive through the sieve holes and the discharge holes, so that the impurity content of the explosive is greatly reduced, and the explosion effect is improved.

[0016] Therefore, the device can synchronously drive the inner sieve barrel and the outer sieve barrel to rotate in the forward and reverse directions by using a single driving member, so that the overall structure is simple and small in size, the device is convenient to transport, and the two times of synchronous mixing and sieving of the explosive can be realized, the uniformity of the explosive mixing can be improved, the sieve holes and the discharge holes can realize two times (or double) of sieving of the larger impurities or larger material particles in the explosive, the impurity content of the explosive is greatly reduced, and the explosion effect is improved.

[0017] Further, the driving member comprises:

[0018] a base;

[0019] a driving motor fixed on the base, an output shaft of the driving motor being fixedly connected with one end of the inner rotating shaft; or, the inner rotating shaft being rotatably arranged on the base, the driving member being a rotating wheel, the rotating wheel being fixedly connected with one end of the inner rotating shaft.

[0020] The beneficial effects produced by the above technical solutions are: the device can automatically drive the inner rotating shaft to rotate by the driving motor, realizing automatic driving of the inner and outer sieve barrels without manual participation, improving production safety and automation degree of the device, and reducing labor cost. Moreover, the driving motor of the device is connected with the inner sieve barrel through a relatively long inner rotating shaft, so that the distance between the feeding port and the driving motor is increased, the probability of explosive powder floating to the position of the driving motor is reduced, and the explosion hazard is reduced. Of course, the device can also manually drive the inner rotating shaft to rotate by the rotating wheel, realizing manual driving of the inner and outer sieve barrels. This manual driving mode is safer to use, but is more suitable for small-batch explosive mixing, stirring and sieving operations, or use as experimental equipment.

[0021] Further, the first outer sleeve is fixedly connected with the base through a support rod.

[0022] The beneficial effects produced by the above technical solutions are: the device is supported to avoid collapse of the device.

[0023] Further, the support member comprises:

[0024] a support connecting rod, one end of the support connecting rod being fixedly connected with the cylinder wall of the first outer sleeve;

[0025] a second outer sleeve, a cylinder wall of the second outer sleeve being fixedly connected with the other end of the support connecting rod, the second outer sleeve being sleeved on the intermediate rotating shaft.

[0026] The beneficial effects produced by the above technical solutions are: the intermediate rotating shaft is between the first bevel gear and the second bevel gear through the support member, so that the intermediate bevel gear is conveniently synchronously meshed with the first bevel gear and the second bevel gear for transmission connection, realizing synchronous driving of the outer rotating shaft by the inner rotating shaft in a forward and reverse manner, and finally realizing secondary stirring and sieving of the explosive in a forward and reverse synchronous rotating manner of the inner and outer sieve barrels to realize uniform mixing effect.

[0027] Further, bearings are arranged between the first outer sleeve and the outer rotating shaft, and between the second outer sleeve and the intermediate rotating shaft.

[0028] The beneficial effects produced by the above technical solutions are: improving the smoothness of the outer rotating shaft and the middle rotating shaft.

[0029] Further, bearings are arranged between the inner rotating shaft and the outer rotating shaft.

[0030] The beneficial effects produced by the above technical solutions are: improving the smoothness of the outer rotating shaft and the middle rotating shaft.

[0031] Further, bearings are arranged between the outer sieve barrel and the inner rotating shaft.

[0032] The beneficial effects produced by the above technical solutions are: improving the smoothness of the outer rotating shaft and the middle rotating shaft.

[0033] Further, the outer sieve barrel and the inner sieve barrel are both flat drum shapes, and the drum position of the outer sieve barrel is provided with a plurality of discharge holes.

[0034] The beneficial effects produced by the above technical solutions are: improving the smoothness of the outer rotating shaft and the middle rotating shaft. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced. Obviously, the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of the provided drawings.

[0036] Fig. 1 It is a first perspective view of the three-dimensional structure schematic diagram of the forward and reverse bidirectional synchronous rolling fireworks and firecracker medicine mixing and screening device provided by the present application.

[0037] Fig. 2 It is a second perspective view of the three-dimensional structure schematic diagram of the forward and reverse bidirectional synchronous rolling fireworks and firecracker medicine mixing and screening device provided by the present application.

[0038] Fig. 3 It is a main view of the cross-sectional structure schematic diagram of the forward and reverse bidirectional synchronous rolling fireworks and firecracker medicine mixing and screening device provided by the present application. DETAILED DESCRIPTION

[0039] With reference to the drawings and embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0040] As shown in the drawings, Figs. 1-3 The utility model discloses a kind of order and reverse bidirectional synchronous rolling fireworks explosive medicine mix sieving device, comprising:

[0041] Driving part 1;

[0042] Inner rotating shaft 2, one end of inner rotating shaft 2 is fixedly connected with driving part 1, and first bevel gear 3 is sleeved on inner rotating shaft 2;

[0043] Outer rotating shaft 4, outer rotating shaft 4 is sleeved on inner rotating shaft 2, and second bevel gear 5 is fixedly sleeved on outer rotating shaft 4;

[0044] First outer sleeve 6, first outer sleeve 6 is sleeved on outer rotating shaft 4, and support 7 is fixed on first outer sleeve 6, and middle rotating shaft 8 is arranged on support 7, and middle bevel gear 9 is fixedly sleeved on one end of middle rotating shaft 8, and middle bevel gear 9 is all engaged with first bevel gear 3 and second bevel gear 5 Transmission connection;

[0045] Inner sieve barrel 10, inner sieve barrel 10 is fixedly connected with the shaft end of inner rotating shaft 2 away from driving part 1, and the internal space of inner sieve barrel 10 is primary mixing cavity 101, and a plurality of sieve holes 102 are arranged on the barrel wall of inner sieve barrel 10 and are all communicated with primary mixing cavity 101, and inner sieve barrel 10 has first inlet 103 communicated with primary mixing cavity 101 on one side;

[0046] Outer sieve barrel 11, outer sieve barrel 11 is covered outside inner sieve barrel 10, and the gap of the two forms secondary mixing cavity 1101, and outer sieve barrel 11 is fixedly connected with the shaft end of outer rotating shaft 4 away from driving part 1, and a plurality of discharge holes 111 are arranged on the barrel wall of outer sieve barrel 11 and are all communicated with secondary mixing cavity 1101, and outer sieve barrel 11 has second inlet 112 communicated with secondary mixing cavity 1101 on one side, and second inlet 112 is arranged in position corresponding with first inlet 103;

[0047] Among them, the rotating direction of inner sieve barrel 10 and outer sieve barrel 11 is opposite.

[0048] In some embodiments, driving part 1 includes:

[0049] Base 12;

[0050] The driving motor 13 is fixed on the base 12, and the output shaft of the driving motor 13 is welded, screwed or fixedly connected through a shaft coupling with one end of the inner rotating shaft 2; or, the inner rotating shaft 2 is rotatably arranged on the base 12, and the driving member 1 is a rotating wheel, which is insertedly or screwedly or weldedly fixedly connected with one end of the inner rotating shaft 2.

[0051] The first outer sleeve 6 is fixedly connected with the base 12 through the supporting rod 14.

[0052] The supporting member 7 comprises:

[0053] The supporting connecting rod 71 is fixedly connected with the sleeve wall of the first outer sleeve 6 at one end;

[0054] The second outer sleeve 72 is fixedly connected with the other end of the supporting connecting rod 71 at the sleeve wall, and the second outer sleeve 72 is sleeved on the intermediate rotating shaft 8.

[0055] The first outer sleeve 6 and the outer rotating shaft 4 are provided with a bearing therebetween, and the second outer sleeve 72 and the intermediate rotating shaft 8 are provided with a bearing therebetween.

[0056] The inner rotating shaft 2 and the outer rotating shaft 4 are provided with a bearing therebetween.

[0057] The outer sieve drum 11 and the inner rotating shaft 2 are provided with a bearing therebetween.

[0058] The outer sieve drum 11 and the inner sieve drum 10 are both flat waist drum shapes, and the waist drum position of the outer sieve drum 11 is provided with a plurality of discharge holes 111.

[0059] In some embodiments, the diameter of the discharge hole 111 is the same as that of the sieve hole 102, or the diameter of the discharge hole 111 is smaller than that of the sieve hole 102, so as to realize more meticulous screening of the medicine.

[0060] The device uses a single driving motor or rotating wheel to synchronously drive the inner sieve drum and the outer sieve drum to rotate in forward and reverse directions, which not only makes the overall structure simple and small in size, facilitating transportation, but also can realize twice synchronous stirring and sieving of the explosive, improve the uniformity of the explosive stirring and reduce the impurity content of the explosive medicine, and improve the explosion effect.

[0061] The embodiments in the specification are described in a progressive manner, and each embodiment focuses on the difference from other embodiments. The same or similar parts of each embodiment can be referred to each other. For the device disclosed in the embodiments, since it corresponds to the method disclosed in the embodiments, the description is relatively simple, and the related parts can be referred to the method part.

[0062] The above description of disclosed embodiments enables one of ordinary skill in the art to make or use the application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein can be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A cis-trans bidirectional synchronous rolling firework and cracker medicine mixing and sieving device, characterized in that, Include: Driving piece (1) ; The inner rotating shaft (2) is fixedly connected with the driving piece (1) at one end, and the first bevel gear (3) is sleeved on the inner rotating shaft (2) ; The outer rotating shaft (4) is sleeved on the inner rotating shaft (2), and the second bevel gear (5) is sleeved on the outer rotating shaft (4) ; The first outer sleeve (6) is sleeved on the outer rotating shaft (4), and the support (7) is fixed on the first outer sleeve (6), the intermediate rotating shaft (8) is arranged on the support (7), the intermediate bevel gear (9) is sleeved on one end of the intermediate rotating shaft (8), and the intermediate bevel gear (9) is in meshing transmission connection with the first bevel gear (3) and the second bevel gear (5) ; The inner sieve barrel (10) is fixedly connected with the inner rotating shaft (2) at the shaft end away from the driving piece (1), the inner space of the inner sieve barrel (10) is a primary mixing cavity (101), a plurality of sieve holes (102) in communication with the primary mixing cavity (101) are arranged on the barrel wall of the inner sieve barrel (10), and the inner sieve barrel (10) has a first feeding port (103) in communication with the primary mixing cavity (101) on one side. The outer sieve barrel (11) is arranged outside the inner sieve barrel (10), and the gap between the two forms a secondary mixing cavity (1101), the outer sieve barrel (11) is fixedly connected with the outer rotating shaft (4) at the shaft end away from the driving piece (1), a plurality of discharge holes (111) in communication with the secondary mixing cavity (1101) are arranged on the barrel wall of the outer sieve barrel (11), and the outer sieve barrel (11) has a second feeding port (112) in communication with the secondary mixing cavity (1101) on one side, the second feeding port (112) is arranged in position corresponding to the first feeding port (103) ; Wherein, the rotating directions of the inner sieve barrel (10) and the outer sieve barrel (11) are opposite.

2. The bidirectional synchronous rolling fireworks and cracker medicine mixing and sieving device according to claim 1, characterized in that, The driving piece (1) includes: Base (12) ; The driving motor (13) is fixed on the base (12), and the output shaft of the driving motor (13) is fixedly connected with one end of the inner rotating shaft (2) ; or, the inner rotating shaft (2) is rotatably arranged on the base (12), the driving piece (1) is a rotating wheel, and the rotating wheel is fixedly connected with one end of the inner rotating shaft (2).

3. The bidirectional synchronous rolling fireworks and cracker medicine mixing and sieving device according to claim 2, characterized in that, The first outer sleeve (6) is fixedly connected with the base (12) through the supporting rod (14).

4. The bidirectional rolling firework device according to any one of claims 1-3, wherein, The support (7) includes: Supporting connecting rod (71), one end of the supporting connecting rod (71) is fixedly connected with the cylinder wall of the first outer sleeve (6) ; The second outer sleeve (72) is fixedly connected with the other end of the supporting connecting rod (71) through the cylinder wall, and the second outer sleeve (72) is sleeved on the intermediate rotating shaft (8).

5. The bidirectional synchronous rolling fireworks and cracker medicine mixing and sieving device according to claim 4, characterized in that, Bearings are arranged between the first outer sleeve (6) and the outer rotating shaft (4), and between the second outer sleeve (72) and the intermediate rotating shaft (8).

6. The bidirectional synchronous rolling fireworks and cracker medicine mixing and sieving device according to claim 1, characterized in that, A bearing is arranged between the inner rotating shaft (2) and the outer rotating shaft (4).

7. The bidirectional synchronous rolling fireworks and cracker medicine mixing and sieving device according to claim 1, characterized in that, A bearing is arranged between the outer sieve barrel (11) and the inner rotating shaft (2).

8. The bidirectional rolling firework device according to claim 1, wherein, The outer sieve barrel (11) and the inner sieve barrel (10) are both flat waist drum shapes, and a plurality of discharge holes (111) are arranged at the waist drum position of the outer sieve barrel (11).

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