Cellulase preparation device for promoting straw decay

Abstract

The utility model relates to the technical field of fermentation equipment, and discloses a cellulase preparation device for promoting straw decay, which comprises a tank body, a stirring piece is rotatably mounted in the tank body, a gear motor is fixed at the top of the tank body and used for driving the stirring piece, a steel pipe is further fixed at the top of the tank body, and a contraction joint is arranged at a port of the steel pipe. A tubular sampler is inserted into the steel pipe, scale marks are arranged on the outer wall of the sampler, the sampler is sleeved with a fastening sleeve, an inner cavity of the fastening sleeve is gradually shrunk, the fastening sleeve is used for narrowing a contraction joint, and the sampler is locked by screwing the fastening sleeve on the steel pipe. The device has the beneficial effects that the insertion depth of the sampler is determined through the scale marks on the outer wall of the sampler, and then the sampler is fixed by screwing the fixing sleeve for sampling, so that the fermentation liquor at any depth in the tank body can be sampled, and the detection result of the fermentation liquor at multiple depths is synthesized, so that the sampling accuracy is improved. The real fermentation condition in the tank body can be accurately reflected.

Description

TECHNICAL FIELD

[0001] The utility model relates to fermentation equipment technical field, especially a cellulase preparation device of promoting straw putrefaction. BACKGROUND

[0002] As the main polysaccharide product of plant photosynthesis, cellulose is the most abundant renewable natural resource on earth. It is estimated that the energy contained in cellulose on earth is equivalent to that contained in 640 billion tons of oil, and the renewability of cellulose is incomparable to that of mineral energy such as oil. Fully utilizing cellulase to treat cellulose may fundamentally solve the energy and food problems faced by mankind, and its far-reaching influence cannot be underestimated. The production of cellulase and other enzyme preparations mainly includes solid fermentation and liquid submerged fermentation, and valuable work has been done in this regard at home and abroad.

[0003] The solid fermentation method uses corn straw and other crop straws as the main raw material, has low investment, simple process, and low product price, and is currently adopted by most domestic cellulase manufacturers. However, the solid fermentation method has certain defects, and the cellulase produced by the solid fermentation method using straw as the raw material has high labor intensity and unstable product quality. With the development of liquid fermentation enzyme technology and the improvement of strain performance, it is inevitable to produce cellulase using the liquid fermentation method.

[0004] The utility model discloses a cellulase fermentation device, including fermentation tank, be provided with exhaust tank on the fermentation tank, be provided with pressure sensor at the front of exhaust tank, be provided with sealing cover on the exhaust tank, be equipped with fan in the exhaust tank, be provided with activated carbon filter screen at the lower end of fan, be provided with heat dissipation net on the upper end of fan, detect the pressure in the fermentation tank through pressure sensor, because the inside of fermentation tank is in sealed state leads to its pressure increase, when exceeds the bearing range of fermentation tank, start exhaust tank and make fan carry out ventilation work, open sealing cover, make the gas in the fermentation tank discharge from the upper end of exhaust tank, reduce the air pressure in the fermentation tank, through exhaust tank open at random, control air exchange frequency, avoid that the inside of fermentation tank carbon dioxide accumulation and oxygen deficiency lead to fermentation not thorough even stagnate, cause resource waste, through activated carbon filter screen to the gas in the fermentation tank carry out dehumidification and remove peculiar smell, avoid influence external environment, but its sampling pipe is fixed at the side wall of jar body near the bottom, only can take sample to low layer's fermentation broth, cannot accurately reaction jar body's real fermentation situation. SUMMARY

[0005] The utility model discloses a cellulase preparation device for promoting straw putrefaction to overcome the shortcomings of the prior art.

[0006] The utility model discloses a kind of cellulase preparation devices for promoting straw putrefaction, including jar body, stirring element is rotatably installed in the jar body, the top of the jar body is fixed with speed reducer motor, the speed reducer motor is used to drive the stirring element, the top of the jar body is also fixed with steel pipe, the port of the steel pipe is provided with shrinkage joint, cylindrical sampler is inserted in the steel pipe, scale line is provided on the outer wall of the sampler, fastening sleeve is sleeved on the sampler, the inner cavity of the fastening sleeve is tapered, the fastening sleeve is used to narrow the shrinkage joint, by the fastening sleeve is screwed on the steel pipe and locks the sampler.

[0007] Preferably, the sampler includes a sampling cylinder and a transmission cylinder, the sampling cylinder is detachably installed at the end of the transmission cylinder located in the jar body, a piston is installed in the sampling cylinder, the scale line is provided on the transmission cylinder, the transmission cylinder is locked by the fastening sleeve, a transmission member is installed in the transmission cylinder, and the transmission member is used to push or pull the piston to slide.

[0008] Preferably, the transmission member is a lead screw, the lead screw is screwed in the transmission cylinder, a receiving groove is formed in the piston, a square block is rotatably installed in the receiving groove, the square block is rotated forward or reversely by the transmission member, two limit blocks are fixed on the inner wall of the receiving groove, the two limit blocks are located on the two sides of the square block respectively, the limit blocks are used to limit the rotation angle of the square block, a cover plate is fixed on the piston to cover the limit blocks, a square hole is formed in the cover plate and communicates with the receiving groove, and the size of the square hole is matched with the size of the square block.

[0009] Preferably, the cylinder cover at both ends of the sampling cylinder is detachable.

[0010] Preferably, a countersunk through hole is formed in the cylinder cover of the sampling cylinder close to the transmission cylinder, the countersunk through hole is coaxial with the sampling cylinder, a sealing groove is formed in the bottom of the large end of the countersunk through hole, an O-shaped sealing ring is installed in the sealing groove, and a flange is arranged at one end of the transmission cylinder close to the sampling cylinder, the flange is used to press the O-shaped sealing ring into the sealing groove.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] The depth of the sampler inserted is determined by the scale line on the outer wall of the sampler, then the sampler is fixed by screwing the fastening sleeve, sampling is carried out, the fermentation liquid at any depth in the jar body can be sampled, and the real fermentation condition in the jar body can be accurately reflected by comprehensively detecting the results of the fermentation liquid at multiple depths. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1It is a structure schematic view of the utility model;

[0014] Figure 2 It is a sectional view schematic view of the utility model;

[0015] Figure 3 It is Figure 2 It is a local enlarged schematic view of A in the middle;

[0016] Figure 4 It is a structure schematic view of the sampler;

[0017] Figure 5 It is Figure 4 It is an explosion structure schematic view;

[0018] In the figure, 1 is a tank body, 2 is a speed reducer motor, 3 is a steel pipe, 4 is a shrinkage joint, 5 is a fastening sleeve, 6 is a sampling cylinder, 7 is a transmission cylinder, 8 is a piston, 9 is a transmission piece, 10 is a containing groove, 11 is a square block, 12 is a limiting block, 13 is a cover plate, 14 is a square hole, 15 is a counter bore through hole, 16 is a sealing groove, and 17 is a flange. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, 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 part of the embodiments of the utility model, rather than all the embodiments. The components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0020] Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the claimed utility model, but only represents selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of protection of the utility model.

[0021] It should be noted that the embodiments in the utility model and the features in the embodiments can be combined with each other without conflict.

[0022] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0023] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, or it is the orientation or position relation that the utility model product uses usually, or it is the orientation or position relation that the person skilled in the art usually understands, just is for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element indicated must have a particular orientation, construct and operate with a particular orientation, therefore can not be understood as the limitation of the utility model.In addition, the terms "first", "second" and so on are only used for distinguishing description, and can not be understood as indicating or implying relative importance.

[0024] In the description of the utility model, it also needs to explain that, unless otherwise explicitly specified and limited, the terms "set", "mount", "connect", "connect" should be broadly understood, for example, it can be fixedly connected, can be detachably connected, or integrally connected;It can be mechanically connected, or electrically connected;It can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements.For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0025] As Figures 1-3 Indicated, a kind of cellulase preparation device for promoting straw putrefaction, including jar body 1, stirring piece is rotatably installed in jar body 1 (the structure of the heating, ventilation of jar body and stirring piece, see the Chinese utility model patent of authorized announcement No.CN216890959U), reduction motor 2 is fixed at the top of jar body 1, reduction motor 2 is used to drive stirring piece, steel pipe 3 is also fixed at the top of jar body 1, port of steel pipe 3 is opened with shrinkage joint 4, cylindrical sampler is inserted in steel pipe 3, scale line is provided on the outer wall of sampler, fastening sleeve 5 is sleeved on sampler, the inner cavity of fastening sleeve 5 is tapered, fastening sleeve 5 is used to narrow shrinkage joint 4, sampler is locked by screwing fastening sleeve 5 on steel pipe 3, the depth of insertion of sampler is determined by scale line on the outer wall of sampler, then sampling is carried out after fixing sampler by screwing fastening sleeve 5, the fermentation broth of any depth in jar body 1 can be sampled, and the real fermentation condition in jar body 1 can be accurately reacted by detecting the test results of fermentation broth of multiple depths.

[0026] In the embodiment, as Figure 4 And 5As shown, the sampler comprises a sampling cylinder 6 and a transmission cylinder 7, the sampling cylinder 6 is detachably mounted at the end of the transmission cylinder 7 located in the tank body 1, a piston 8 is mounted in the sampling cylinder 6, a scale line is arranged on the transmission cylinder 7, the transmission cylinder 7 is locked by the fastening sleeve 5, a transmission member 9 is mounted in the transmission cylinder 7, the transmission member 9 is used for pushing or pulling the piston 8 to slide, the transmission member 9 is a screw rod, the screw rod is screwed in the transmission cylinder 7, a containing groove 10 is formed on the piston 8, a square block 11 is rotatably mounted in the containing groove 10, the square block 11 is rotated forward or reversely by the transmission member 9, two limiting blocks 12 are fixed on the inner wall of the containing groove 10, the two limiting blocks 12 are respectively located at the two sides of the square block 11, the limiting blocks 12 are used for limiting the rotation angle of the square block 11, a cover plate 13 is fixed on the piston 8 and covers the limiting blocks 12, a square hole 14 is formed in the cover plate 13 and communicates with the containing groove 10, the size of the square hole 14 is matched with the size of the square block 11, the square block 11 is rotated after entering the containing groove 10 from the square hole 14, and then the square block 11 is clamped below the cover plate 13, then the piston 8 is pulled by the square block 11 to suck the sample water, when the sampling is completed, the square block 11 is rotated reversely and is taken out from the square hole 14, and then the sampling cylinder 6 with the sample is quickly detached, finally, a new sampling cylinder 6 is replaced to repeat the above operation for sampling again, and the operation is simple and the working efficiency is high.

[0027] In the embodiment, as shown in Figure 4 and 5 the cylinder cover at the two ends of the sampling cylinder 6 is detachable, the piston 8 can be taken out from the sampling cylinder 6 for replacement, and the sampling cylinder 6 with the cylinder cover detached is convenient to clean.

[0028] In the embodiment, as shown in Figure 4 and 5 a countersunk through hole 15 is formed in the cylinder cover of the sampling cylinder 6 close to the transmission cylinder 7, the countersunk through hole 15 is coaxial with the sampling cylinder 6, a sealing groove 16 is formed in the hole bottom of the large end of the countersunk through hole 15, an O-shaped sealing ring is mounted in the sealing groove 16, a flange 17 is arranged at the end of the transmission cylinder 7 close to the sampling cylinder 6, the flange 17 is used for pressing the O-shaped sealing ring into the sealing groove 16, so that the sample fermentation liquid can only enter the sampling cylinder 6 from the water inlet, and the fermentation liquid is prevented from entering the other side of the piston 8 during the rising of the sampling barrel, so that the fermentation liquid with different depths is prevented from being generated in the sampling cylinder 6, and the sampling result is affected.

[0029] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A cellulase preparation device for promoting straw decomposition, comprising a tank (1), wherein a stirring element is rotatably installed inside the tank (1), and a geared motor (2) is fixed on the top of the tank (1), the geared motor (2) being used to drive the stirring element, characterized in that: A steel pipe (3) is fixed to the top of the tank (1). A contraction slit (4) is opened at the end of the steel pipe (3). A cylindrical sampler is inserted into the steel pipe (3). A scale line is set on the outer wall of the sampler. A fastening sleeve (5) is fitted on the sampler. The inner cavity of the fastening sleeve (5) gradually narrows. The fastening sleeve (5) is used to narrow the contraction slit (4). The sampler is locked by screwing the fastening sleeve (5) onto the steel pipe (3).

2. The cellulase preparation device for promoting straw decomposition according to claim 1, characterized in that: The sampler includes a sampling cylinder (6) and a transmission cylinder (7). The sampling cylinder (6) is detachably installed at the end of the transmission cylinder (7) located inside the tank body (1). A piston (8) is installed inside the sampling cylinder (6). The scale line is set on the transmission cylinder (7). The transmission cylinder (7) is locked by the fastening sleeve (5). A transmission component (9) is installed inside the transmission cylinder (7). The transmission component (9) is used to push or pull the piston (8) to slide.

3. The cellulase preparation device for promoting straw decomposition according to claim 2, characterized in that: The transmission component (9) is a lead screw, which is screwed into the transmission cylinder (7). The piston (8) has a receiving groove (10), and a square block (11) is rotatably installed in the receiving groove (10). The square block (11) rotates forward or backward through the transmission component. Two limiting blocks (12) are fixed on the inner wall of the receiving groove (10). The two limiting blocks (12) are located on both sides of the square block (11). The limiting blocks (12) are used to limit the rotation angle of the square block (11). A cover plate (13) covering the limiting blocks (12) is fixed on the piston (8). A square hole (14) communicating with the receiving groove (10) is opened on the cover plate (13). The size of the square hole (14) is adapted to the size of the square block (11).

4. The cellulase preparation device for promoting straw decomposition according to claim 2, characterized in that: The caps at both ends of the sampling tube (6) are removable.

5. The cellulase preparation device for promoting straw decomposition according to claim 2, characterized in that: A countersunk through hole (15) is provided on the cover of the sampling cylinder (6) near the transmission cylinder (7). The countersunk through hole (15) is coaxial with the sampling cylinder (6). A sealing groove (16) is provided on the bottom of the large end of the countersunk through hole (15). An O-ring is installed in the sealing groove (16). A flange (17) is provided on one end of the transmission cylinder (7) near the sampling cylinder (6). The flange (17) is used to press the O-ring into the sealing groove (16).

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