CN108251287B - Sustainable operation type bacterium reproduction culture bacteria transferring instrument - Google Patents
Sustainable operation type bacterium reproduction culture bacteria transferring instrument Download PDFInfo
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- CN108251287B CN108251287B CN201810057785.4A CN201810057785A CN108251287B CN 108251287 B CN108251287 B CN 108251287B CN 201810057785 A CN201810057785 A CN 201810057785A CN 108251287 B CN108251287 B CN 108251287B
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- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
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- C12M41/48—Automatic or computerized control
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Abstract
The invention belongs to the field of microbial detection instrument equipment, and particularly relates to a sustainable operation type bacterium propagation and culture bacterium transferring instrument which comprises a tube body, a transmission module, a material pushing module, a locking module and a plain powder probe, wherein the tube body is a cylinder with an opening at the lower end, the plain powder probe is positioned in the tube body, and the right side of the cylinder is provided with a control box; the transmission module is positioned in the control box on the right side of the pipe body and is used for realizing the movement of the material pushing module; the pushing module is arranged on the transmission module and used for pushing the flat powder probes in the tube body out one by one; the locking module is located the top of control box, and the locking module is used for preventing the transmission module motion, realizes the controllability to work. The invention can continuously complete the inoculation work of bacteria and has high working efficiency.
Description
Technical Field
The invention belongs to the field of microorganism inspection instruments and equipment, and particularly relates to a sustainable operation type bacterium propagation culture bacterium transferring instrument.
Background
At present, most of microorganism sample treatment is manual operation inoculation, in the prior art, the requirement on the personal operation level is high, sterile operation is required, an ideal inoculation effect can be obtained only through strict training and long-term operation practice, secondly, the manual inoculation method is low in overall efficiency and influenced by the personal level and the inoculation habit of an operator, and partial operators possibly have the conditions of delay or slow action and the like, so that the bacteria dipped on an inoculating loop are exposed in the air for a long time to influence the bacteria culture effect. In the bacteria culture process, when the bacterial colony is picked from the solid culture plate and inoculated to the liquid culture medium for continuous culture, the existing bacteria inoculating ring needs to be disinfected repeatedly when inoculating different bacterial colonies, and the cooling work after flame disinfection and disinfection makes the bacteria inoculating process complicated and time-consuming.
Some technical schemes for bacterial inoculation also appear in the prior art, for example, a chinese patent with application number 201620296855 discloses a bacterial inoculation device, which comprises a sleeve, a front end is conical, a rear end is provided with an opening, and a positioning hole is further provided; the firing pin is arranged in the sleeve, the front end of the firing pin is provided with a striking surface, and the rear end of the firing pin extends out of the opening at the rear end of the sleeve; the compression spring is propped between the firing pin and the sleeve; a spring pin fixed to the striker and capable of radially extending and retracting from the positioning hole of the sleeve; the disposable dry powder probe is made of a bacterial culture medium material and is provided with a conical hole to be matched with the conical front end of the sleeve; the puncture heads are slidably arranged at the front end of the sleeve, the outer ends of the puncture heads can extend out of the front end surface of the sleeve through round holes and contact the disposable dry powder probe, and the inner ends of the puncture heads can collide with the conical impact surface. Although the technical scheme can improve the efficiency of bacterial inoculation, the next inoculation work can be carried out only by replacing a new dry powder probe after one inoculation task is completed, the improvement of the inoculation efficiency is limited, and the possibility of bacterial contamination is increased.
In view of the above, the sustainable operation type bacteria propagation culture bacteria transfer instrument provided by the invention can continuously complete the inoculation work of bacteria, has high working efficiency and a wide application range, and has the following specific beneficial effects:
1. according to the sustainable operation type bacteria propagation culture bacteria transfer instrument, the transmission module, the pushing module and the locking module are matched with each other to work, so that a plurality of dry powder probes can be stored, different bacteria can be continuously inoculated without redundant disinfection and replacement, the efficiency of bacteria inoculation is improved, and the labor intensity of personnel is reduced; at the same time, the possibility of bacterial contamination is reduced.
2. According to the bacteria transplanting instrument for the sustainable operation type bacterial propagation culture, power is provided by manual pressing of personnel, the bacteria transplanting instrument pushes the flat powder probes out of the tube body one by one through the transmission module and the material pushing module without arranging an additional power device, the structure of the bacteria transplanting instrument is simplified, the use cost is reduced, energy consumption and environmental pollution caused by the energy consumption due to power source arrangement are avoided, and the environment-friendly and energy-saving concept is responded.
3. According to the sustainable operation type bacteria propagation culture bacteria transfer instrument, the locking module can enable the transmission module to be hidden inside the device when not in operation, so that the space size of the device is reduced, and the storage space is saved; meanwhile, the key parts of the device are prevented from being damaged by the outside, and the safety of the device is protected.
Disclosure of Invention
In order to make up the defects of the prior art, the invention provides a sustainable operation type bacteria propagation culture bacteria transferring instrument which is mainly used for realizing the continuous inoculation of bacteria and improving the inoculation efficiency. According to the invention, continuous inoculation work can be realized without replacing the flat powder probe and sterilizing through the mutual matching work of the transmission module, the pushing module and the locking module; meanwhile, the manual pressing of people is used as a power source, so that the structure of the device is simplified, and the use cost of the device is reduced.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a sustainable operation type bacterium propagation culture bacterium transferring instrument which comprises a pipe body, a transmission module, a material pushing module, a locking module and a plain powder probe, wherein the pipe body is a cylinder with an opening at the lower end, the plain powder probe is positioned in the pipe body, and a control box is arranged on the right side of the cylinder; the transmission module is positioned in the control box on the right side of the pipe body and is used for realizing the movement of the material pushing module; the pushing module is arranged on the transmission module and used for pushing the flat powder probes in the tube body out one by one; the locking module is located at the top of the control box and used for preventing the transmission module from moving, and work controllability is achieved.
The transmission module comprises a rack, a button, a gear shaft, a pawl, a belt wheel shaft, a synchronous belt, a first spring and a baffle plate, wherein a guide groove is horizontally formed in the right side wall of the control box and communicated with the inside of the control box; the rack is positioned in the guide groove of the control box, the tooth-shaped structure of the rack is positioned below the rack, the right end face of the rack extends into the control box, and the left end of the rack is provided with a button; the gear is arranged in the control box through a gear shaft, the gear is positioned below the rack and meshed with the rack, and an inner hole of the gear is of a ratchet structure; the number of the belt wheels is four, the belt wheels are installed in the control box through belt wheel shafts, the belt wheels are pairwise arranged in two different horizontal planes, the belt wheels at the upper right corner are coaxially installed with the gear, one end of the belt wheel shaft of the belt wheel at the upper right corner horizontally extends to an inner hole of the gear, a pawl is arranged at the part of the belt wheel shaft, which is positioned in the inner hole of the gear, and the ratchet wheel is meshed with the pawl; the synchronous belt is arranged on the belt wheel; the stop block is positioned at the top of the control box and is vertically fixed on the left side of the rack; one end of the spring is fixed on the left end face of the rack, and the other end of the spring is connected with the stop block. When the flat powder probe in the tube body needs to be pushed out of the tube body, the button is manually pressed to push the rack to move leftwards, the gear rotates due to the movement of the rack, the belt wheel is driven to rotate, and the movement of the material pushing module is realized due to the rotation of the belt wheel; the rack can rebound in time under the action of the first spring, so that the next pressing is facilitated, and the belt wheel can only rotate along the same direction due to the ratchet wheel and the pawl structure.
The pushing and pushing module comprises a sliding rod, a guide plate, a sliding block and a pushing rod, and the sliding rod is fixed on the synchronous belt; guide grooves are vertically formed in the left side wall and the right side wall of the control box; the guide plate is horizontally arranged in the control box, the left end and the right end of the guide plate are positioned in the guide groove of the control box, the guide plate can move up and down along the guide groove of the control box, and the guide groove is horizontally provided with a rectangular through groove penetrating through the front end face and the rear end face; the sliding block is arranged in the rectangular through groove of the guide plate, the sliding block is fixedly connected with the sliding rod, and the sliding block is driven by the sliding rod to move; the push rod is Z style of calligraphy structure, and push rod one end right-hand member is fixed on the slider, and the push rod is located the outside of deflector, has seted up vertical sliding tray on the pipe body lateral wall, and the push rod left end passes in the vertical sliding tray of body extends to the pipe body, and the push rod left end height is less than the right-hand member, and the push rod is used for pushing out the body downwards with flat powder probe. Before the operation, in order to not influence the installation of the flat powder probe into the tube body, the material pushing plate is moved into the control box, the sliding block is positioned on the right synchronous belt, when the synchronous belt moves under the driving of the rack, the sliding rod drives the sliding block and the guide plate to move upwards to the topmost end of the synchronous belt, and the guide plate vertically slides along the guide groove; then, the slide bar continues to move under the drive of the synchronous belt, and the slide block moves leftwards along the rectangular through groove of the guide plate, so that the slide block moves to the left synchronous belt, and at the moment, the material pushing plate enters the pipe body; in one movement of the rack, the stroke of the rack is fixed, and the sliding block moves downwards for the same distance on the synchronous belt on the left every time, so that the material pushing plate moves downwards for the same distance, and a flat powder probe is pushed out of the pipe body.
The locking module comprises a barb, an electromagnet, a second spring and a switch button, a groove is vertically formed in the top of the control box, and a limiting groove is formed in the upper surface of the rack; the barb is positioned in the groove at the top of the control box, the lower end of the barb is provided with a prismatic bulge, and the lower end of the barb can enter the limiting groove of the rack; the electromagnet is fixed at the bottom of the groove; the upper end of the second spring is fixed at the bottom of the electromagnet, and the lower end of the second spring is connected with the barb; the switch button is located the outside of control box, and switch button is used for controlling the work of electro-magnet. When the rack does not work, the rack is easy to break off or the storage space is too large due to the fact that the rack extends out of the control box for too long length; at the moment, the rack is pressed into the control box, the switch button is pressed to control the electromagnet to be powered off, the barb moves downwards under the action of the second elastic force of the spring, the barb smoothly enters the limiting groove of the rack, the rack is clamped by the barb, and the resilience of the rack is prevented, so that the length of the rack left outside is smoothly shortened; when the gear rack needs to work, the switch button is pressed, the electromagnet is electrified, the barb moves back into the groove in the top of the control box, and the barb no longer prevents the gear rack from moving.
The flat powder probe is spliced by two identical semicylinders and is formed, the lower surface of the semicylinder is provided with a semicylinder, the upper surface of the cylinder is provided with a semicircular conical groove, the size of the semicylinder is matched with the size of the semicircular conical, the upper part of the semicylinder is provided with a circular groove, the position of the lower end of the pipe body, which is close to the outlet, is provided with a circular flange, and the circular groove of the flat powder probe is clamped by the circular flange of the pipe body. Because the flat powder probes are contacted with each other, after the pushing plate pushes the flat powder probe at the lowest part out of the tube body, the flat powder probe at the upper part enters the lowest end of the tube body, and the flat powder probe is clamped due to the existence of the annular flange and the annular groove, so that continuous falling is avoided; meanwhile, the flat powder probe is connected by two identical cylinders in a gluing mode, and the flat powder probe is split into two halves under the action of impact force after falling down from the tube body, so that strains on the flat powder probe can be dispersed in the environment to be cultured more favorably, and the inoculation effect of the strains is improved.
The invention has the beneficial effects that:
1. according to the sustainable operation type bacteria propagation culture bacteria transfer instrument, the transmission module, the pushing module and the locking module are matched with each other to work, so that a plurality of dry powder probes can be stored, different bacteria can be continuously inoculated without redundant disinfection and replacement, the efficiency of bacteria inoculation is improved, and the labor intensity of personnel is reduced; at the same time, the possibility of bacterial contamination is reduced.
2. According to the bacteria transplanting instrument for the sustainable operation type bacterial propagation culture, power is provided by manual pressing of personnel, the bacteria transplanting instrument pushes the flat powder probes out of the tube body one by one through the transmission module and the material pushing module without arranging an additional power device, the structure of the bacteria transplanting instrument is simplified, the use cost is reduced, energy consumption and environmental pollution caused by the energy consumption due to power source arrangement are avoided, and the environment-friendly and energy-saving concept is responded.
3. According to the sustainable operation type bacteria propagation culture bacteria transfer instrument, the locking module can enable the transmission module to be hidden inside the device when not in operation, so that the space size of the device is reduced, and the storage space is saved; meanwhile, the key parts of the device are prevented from being damaged by the outside, and the safety of the device is protected.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is a cross-sectional view B-B of FIG. 1;
FIG. 4 is an enlarged view of a portion of FIG. 1;
in the figure: the device comprises a pipe body 1, a control box 11, a transmission module 2, a material pushing module 3, a locking module 4, a powder leveling probe 5, a rack 21, a button 22, a gear 23, a belt wheel 24, a synchronous belt 25, a baffle 26, a sliding rod 31, a guide plate 32, a sliding block 33, a material pushing rod 34, a barb 41, an electromagnet 42 and a switch button 43.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 4, the sustainable operation type bacteria propagation culture bacteria transfer instrument comprises a tube body 1, a transmission module 2, a material pushing module 3, a locking module 4 and a flat powder probe 5, wherein the tube body 1 is a cylinder with an opening at the lower end, the flat powder probe 5 is positioned in the tube body 1, and a control box 11 is arranged on the right side of the cylinder; the transmission module 2 is positioned in the control box 11 on the right side of the pipe body 1, and the transmission module 2 is used for realizing the movement of the pushing module 3; the pushing module 3 is arranged on the transmission module 2, and the pushing module 3 is used for pushing the flat powder probes 5 in the pipe body 1 out one by one; the locking module 4 is located at the top of the control box 11, and the locking module 4 is used for preventing the transmission module 2 from moving, so that the controllability of the work is realized.
The transmission module 2 comprises a rack 21, a button 22, a gear 23, a gear shaft, a pawl, a belt wheel 24, a belt wheel shaft, a synchronous belt 25, a first spring and a baffle 26, wherein a guide groove is horizontally formed in the right side wall of the control box 11 and communicated with the inside of the control box; the rack 21 is positioned in the guide groove of the control box 11, the tooth-shaped structure of the rack 21 is positioned below, the right end face of the rack 21 extends into the control box 11, and the left end of the rack 21 is provided with a button 22; the gear 23 is installed in the control box 11 through a gear shaft, the gear 23 is located below the rack 21, the gear 23 is meshed with the rack 21, and an inner hole of the gear 23 is of a ratchet structure; the number of the belt wheels 24 is four, the belt wheels 24 are installed in the control box 11 through belt wheel shafts, every two belt wheels 24 are in a group and located in two different horizontal planes, the belt wheel 24 at the upper right corner and the gear 23 are coaxially installed, one end of the belt wheel shaft of the belt wheel 24 at the upper right corner horizontally extends to an inner hole of the gear 23, a pawl is arranged at the part of the belt wheel shaft located in the inner hole of the gear 23, and the ratchet wheel is meshed with the pawl; the synchronous belt 25 is arranged on the belt wheel 24; the stop block is vertically fixed at the top of the control box 11 and is positioned at the left side of the rack 21; one end of the spring is fixed on the left end face of the rack 21, and the other end of the spring is connected with the stop block. When the flat powder probe 5 in the tube body 1 needs to be pushed out of the tube body 1, the button 22 is manually pressed to push the rack 21 to move leftwards, the gear 23 rotates due to the movement of the rack 21, so that the belt wheel 24 is driven to rotate, and the movement of the material pushing module 3 is realized due to the rotation of the belt wheel 24; the rack 21 can rebound in time under the action of the first spring, so that the next pressing is facilitated, and the belt wheel 24 can only rotate along the same direction due to the ratchet wheel and pawl structure.
The material pushing and pushing module 3 comprises a sliding rod 31, a guide plate 32, a sliding block 33 and a material pushing rod 34, and the sliding rod 31 is fixed on the synchronous belt 25; guide grooves are vertically formed in the left side wall and the right side wall of the control box 11; the guide plate 32 is horizontally arranged in the control box 11, the left end and the right end of the guide plate 32 are positioned in the guide groove of the control box 11, the guide plate 32 can move up and down along the guide groove of the control box 11, and the guide groove is horizontally provided with a rectangular through groove penetrating through the front end face and the rear end face; the sliding block 33 is arranged in the rectangular through groove of the guide plate 32, the sliding block 33 is fixedly connected with the sliding rod 31, and the sliding block 33 is driven by the sliding rod 31 to move; the material pushing rod 34 is of a Z-shaped structure, the right end of one end of the material pushing rod 34 is fixed on the sliding block 33, the material pushing rod 34 is located on the outer side of the guide plate 32, a vertical sliding groove is formed in the side wall of the tube body 1, the left end of the material pushing rod 34 penetrates through the vertical sliding groove of the tube body 1 and extends into the tube body 1, the left end of the material pushing plate is lower than the right end, and the material pushing rod 34 is used for pushing the flat powder probe 5 downwards out of the tube body 1. Before the operation, in order to not influence the installation of the flat powder probe 5 into the tube body 1, the material pushing plate moves into the control box 11, the sliding block 33 is positioned on the right synchronous belt 25, when the synchronous belt 25 moves under the driving of the rack 21, the sliding rod 31 drives the sliding block 33 and the guide plate 32 to move upwards to the topmost end of the synchronous belt 25, and the guide plate 32 vertically slides along the guide groove; then, the slide rod 31 continues to move under the driving of the synchronous belt 25, and the slide block 33 moves leftwards along the rectangular through groove of the guide plate 32, so that the slide block 33 moves to the left synchronous belt 25, and at the moment, the material pushing plate enters the pipe body 1; in one movement of the rack 21, as the stroke of the rack 21 is fixed, the sliding block 33 moves downwards for the same distance on the left synchronous belt 25 every time, so that the material pushing plate moves downwards for the same distance, and the effect of pushing one flat powder probe 5 out of the tube body 1 is realized.
The locking module 4 comprises a barb 41, an electromagnet 42, a second spring and a switch button 43, a groove is vertically formed in the top of the control box 11, and a limit groove is formed in the upper surface of the rack 21; the barb 41 is positioned in a groove at the top of the control box 11, the lower end of the barb 41 is provided with a prismatic protrusion, and the lower end of the barb 41 can enter a limiting groove of the rack 21; the electromagnet 42 is fixed at the bottom of the groove; the upper end of the second spring is fixed at the bottom of the electromagnet 42, and the lower end of the second spring is connected with the barb 41; the switch button 43 is located outside the control box 11, and the switch button 43 is used for controlling the operation of the electromagnet 42. Considering that when the device does not work, the rack 21 is easy to break or cause the storage space to be too large because the rack 21 extends out of the control box 11 for too long; at this time, the rack 21 is pressed into the control box 11, the switch button 43 is pressed to control the electromagnet 42 to be powered off, the barb 41 moves downwards under the action of the second elastic force of the spring, the barb 41 smoothly enters the limiting groove of the rack 21, the rack 21 is clamped by the barb 41, the rebound of the rack 21 is prevented, and the length of the rack 21 left outside is smoothly shortened; when operation is required, the switch button 43 is pressed, the electromagnet 42 is energized, and the barb 41 moves back into the recess at the top of the control box 11, and the barb 41 no longer prevents movement of the rack 21.
The specific working process is as follows:
when the flat powder probe 5 in the tube body 1 needs to be pushed out of the tube body 1, the button 22 is manually pressed to push the rack 21 to move leftwards, the gear 23 rotates due to the movement of the rack 21, so that the belt wheel 24 is driven to rotate, and the movement of the material pushing module 3 is realized due to the rotation of the belt wheel 24; the rack 21 can rebound in time under the action of the first spring, so that the next pressing is facilitated, and the belt wheel 24 can only rotate along the same direction due to the ratchet wheel and pawl structure.
Before the operation, in order to not influence the installation of the flat powder probe 5 into the tube body 1, the material pushing plate moves into the control box 11, the sliding block 33 is positioned on the right synchronous belt 25, when the synchronous belt 25 moves under the driving of the rack 21, the sliding rod 31 drives the sliding block 33 and the guide plate 32 to move upwards to the topmost end of the synchronous belt 25, and the guide plate 32 vertically slides along the guide groove; then, the slide rod 31 continues to move under the driving of the synchronous belt 25, and the slide block 33 moves leftwards along the rectangular through groove of the guide plate 32; therefore, the sliding block 33 moves to the left synchronous belt 25, and at the moment, the material pushing plate enters the pipe body 1; in one movement of the rack 21, as the stroke of the rack 21 is fixed, the sliding block 33 moves downwards for the same distance on the left synchronous belt 25 every time, so that the material pushing plate moves downwards for the same distance, and the effect of pushing one flat powder probe 5 out of the tube body 1 is realized.
Because the flat powder probes 5 are mutually contacted, after the pushing plate pushes the lowermost flat powder probe 5 out of the tube body 1, the upper flat powder probe 5 enters the lowermost end of the tube body 1, and the flat powder probe 5 is clamped due to the existence of the annular flange and the annular groove, so that continuous falling is avoided; meanwhile, the flat powder probe 5 is connected by two identical cylinders in a gluing mode, and the flat powder probe 5 is split into two halves under the action of impact force after falling from the pipe body 1, so that strains on the flat powder probe 5 can be dispersed into an environment to be cultured, and the inoculation effect of the strains is improved.
Considering that when the device does not work, the rack 21 is easy to break or cause the storage space to be too large because the rack 21 extends out of the control box 11 for too long; at this time, the rack 21 is pressed into the control box 11, the switch button 43 is pressed to control the electromagnet 42 to be powered off, the barb 41 moves downwards under the action of the second elastic force of the spring, the barb 41 smoothly enters the limiting groove of the rack 21, the rack 21 is clamped by the barb 41, the rebound of the rack 21 is prevented, and the length of the rack 21 left outside is smoothly shortened; when operation is required, the switch button 43 is pressed, the electromagnet 42 is energized, and the barb 41 moves back into the recess at the top of the control box 11, and the barb 41 no longer prevents movement of the rack 21.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. The utility model provides a sustainable operation type bacterial reproduction cultivates and moves fungus appearance which characterized in that: the powder pushing device comprises a pipe body (1), a transmission module (2), a material pushing module (3), a locking module (4) and a flat powder probe (5), wherein the pipe body (1) is a cylinder with an opening at the lower end, the flat powder probe (5) is positioned in the pipe body (1), and a control box (11) is arranged on the right side of the cylinder; the transmission module (2) is positioned in a control box (11) on the right side of the tube body (1), and the transmission module (2) is used for realizing the movement of the material pushing module (3); the pushing module (3) is arranged on the transmission module (2), and the pushing module (3) is used for pushing the flat powder probes (5) in the pipe body (1) out one by one; the locking module (4) is positioned at the top of the control box (11), and the locking module (4) is used for preventing the transmission module (2) from moving so as to realize the controllability of the work;
the transmission module (2) comprises a rack (21), a button (22), a gear (23), a gear shaft, a pawl, a belt wheel (24), a belt wheel shaft, a synchronous belt (25), a first spring and a baffle (26), wherein a guide groove is horizontally formed in the right side wall of the control box (11) and communicated with the inside of the control box; the rack (21) is positioned in the guide groove of the control box (11), the tooth-shaped structure of the rack (21) is positioned below, the right end face of the rack (21) extends into the control box (11), and the left end of the rack (21) is provided with a button (22); the gear (23) is installed in the control box (11) through a gear shaft, the gear (23) is located below the rack (21), the gear (23) is meshed with the rack (21), and an inner hole of the gear (23) is of a ratchet structure; the number of the belt wheels (24) is four, the belt wheels (24) are installed in the control box (11) through belt wheel shafts, every two belt wheels (24) are in a group and located in two different horizontal planes, the belt wheel (24) at the upper right corner and the gear (23) are coaxially installed, one end of the belt wheel shaft of the belt wheel (24) at the upper right corner horizontally extends to an inner hole of the gear (23), a pawl is arranged at the part, located in the inner hole of the gear (23), of the belt wheel shaft, and the ratchet wheel is meshed with the pawl; the synchronous belt (25) is arranged on the belt wheel (24); the stop block is positioned at the top of the control box (11) and is vertically fixed on the left side of the rack (21); one end of the spring is fixed on the left end face of the rack (21), and the other end of the spring is connected with the stop block;
the pushing and pushing module (3) comprises a sliding rod (31), a guide plate (32), a sliding block (33) and a pushing rod (34), and the sliding rod (31) is fixed on the synchronous belt (25); guide grooves are vertically formed in the left side wall and the right side wall of the control box (11); the guide plate (32) is horizontally arranged in the control box (11), the left end and the right end of the guide plate (32) are positioned in a guide groove of the control box (11), the guide plate (32) can move up and down along the guide groove of the control box (11), and the guide groove is horizontally provided with a rectangular through groove penetrating through the front end face and the rear end face; the sliding block (33) is arranged in the rectangular through groove of the guide plate (32), the sliding block (33) is fixedly connected with the sliding rod (31), and the sliding block (33) is driven by the sliding rod (31) to move; the powder pushing device is characterized in that the pushing rod (34) is of a Z-shaped structure, the right end of one end of the pushing rod (34) is fixed on the sliding block (33), the pushing rod (34) is located on the outer side of the guide plate (32), a vertical sliding groove is formed in the side wall of the tube body (1), the left end of the pushing rod (34) penetrates through the vertical sliding groove of the tube body (1) and extends into the tube body (1), the left end of the pushing plate is lower than the right end in height, and the pushing rod (34) is used for pushing the powder leveling probe (5) out of the tube body (1) downwards;
the locking module (4) comprises a barb (41), an electromagnet (42), a second spring and a switch button (43), a groove is vertically formed in the top of the control box (11), and a limiting groove is formed in the upper surface of the rack (21); the barb (41) is positioned in a groove at the top of the control box (11), the lower end of the barb (41) is provided with a prismatic protrusion, and the lower end of the barb (41) can enter a limiting groove of the rack (21); the electromagnet (42) is fixed at the bottom of the groove; the upper end of the second spring is fixed at the bottom of the electromagnet (42), and the lower end of the second spring is connected with the barb (41); the switch button (43) is positioned on the outer side of the control box (11), and the switch button (43) is used for controlling the work of the electromagnet (42);
flat powder probe (5) are spliced by two the same halfcylinders and are formed, and the halfcylinder lower surface is provided with the semicircle cone, and the cylinder upper surface is provided with half cone's recess, and half cone's size phase-match, the upper portion of halfcylinder are provided with annular groove, and the position that body (1) lower extreme is close to the export is provided with annular flange, and annular flange of body (1) will flat the annular groove of powder probe (5) and block.
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| CN201810057785.4A CN108251287B (en) | 2018-01-22 | 2018-01-22 | Sustainable operation type bacterium reproduction culture bacteria transferring instrument |
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| CN201810057785.4A CN108251287B (en) | 2018-01-22 | 2018-01-22 | Sustainable operation type bacterium reproduction culture bacteria transferring instrument |
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| CN108251287A CN108251287A (en) | 2018-07-06 |
| CN108251287B true CN108251287B (en) | 2021-08-13 |
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| WO2008062869A1 (en) * | 2006-11-22 | 2008-05-29 | Altair Corporation | Pipette core member, pipette, and pipette device |
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