Livestock epidemic disease sample collection equipment
Technical Field
The invention relates to the technical field of sampling and collecting, in particular to livestock epidemic disease sample collecting equipment.
Background
In animal husbandry, timely monitoring, prevention and control of epidemic diseases are of great significance in guaranteeing animal health and maintaining breeding benefits and food safety. In order to prevent livestock from infecting diseases, livestock epidemic disease samples are required to be collected regularly, and the collection of the epidemic disease samples is a basic link of epidemic disease diagnosis, monitoring and prevention and control strategy formulation, and the quality and accuracy of the epidemic disease samples directly influence the subsequent detection result and epidemic situation prevention and control effect.
The Chinese patent with the publication number of CN119374962B discloses a livestock epidemic disease sample collection and treatment device, including square intubate, square intubate's upper end is equipped with the conical tube, the top of conical tube is equipped with the discharge mouth, one side of square intubate is equipped with the bar opening, the slip is equipped with the slide on the bar opening, the lower extreme of slide articulates there is the board, be equipped with the torsional spring between board and the slide, be equipped with the stopper on the board, be equipped with the bar spacing groove on the square intubate, the breach has been seted up on the bar spacing groove, the slip is equipped with the slider on the slider, be equipped with the lift extrusion piece on the turning over the arm, square intubate deviates from bar open-ended one side and is equipped with the board reset piece, the through-hole has been seted up on the outer wall of square intubate, be equipped with sealed sliding closure on the through-hole, the aforesaid patent is nevertheless can gather livestock excrement and urine because turn over the board just can collect livestock excrement and urine, when collecting liquid excrement and urine, because liquid excrement has mobility, liquid excrement overflows the board because of inertia or gravity effect in the process of turning over board, the sample is difficult to be collected completely. This phenomenon not only reduces the integrity of the sample collection, but also affects the effectiveness of the collection.
The invention aims to solve the problems in the above patent, and therefore, provides livestock epidemic disease sample collection equipment capable of completely collecting and sampling solid excrement and liquid excrement and improving sample integrity and sampling effect.
Disclosure of Invention
In order to overcome the defect that the livestock manure can be collected due to the fact that the turning plate needs to be turned over, when the liquid manure is collected, the liquid manure is easy to overflow the turning plate due to inertia or gravity in the turning plate turning process, so that samples are difficult to collect completely. The invention provides livestock epidemic disease sample collection equipment capable of completely collecting and sampling solid excrement and liquid excrement and improving sample integrity and sampling effect.
The invention is realized by the following technical scheme:
The utility model provides a poultry epidemic disease sample collection equipment, including the barrel and fixed cross-under the body on the guide tube, the discharge end of guide tube runs through the barrel, the discharge end joint of guide tube has the negative pressure bottle for collect the livestock excrement and urine, still including the screw conveyer axle of rotation cross-under between barrel and guide tube, be used for driving the upward movement of livestock excrement and urine and carry, screw conveyer axle bottom is located outside the guide tube, install driving motor on the barrel, driving motor's output shaft tip and screw conveyer axle tip fixed connection, fixed cover is equipped with the mount on the barrel, the slip-on cover is equipped with the movable frame on the mount, along circumference rigid coupling between movable frame and the barrel has elastic cloth, be provided with drive assembly between barrel and the movable frame, drive assembly is used for driving the movable frame and moves down, the movable frame drives elastic cloth and covers the livestock excrement and urine, so that the livestock excrement and urine is concentrated to promote and is carried the collection with screw conveyer axle contact, be provided with the scraping the subassembly on the barrel, be used for scraping off the attached livestock excrement and urine on the elastic cloth.
Further stated, the driving component comprises a threaded block fixedly connected on the movable frame in a penetrating way, a screw rod connected with the threaded block in a threaded way is vertically and rotationally connected on the fixed frame in a penetrating way, a stepping motor is mounted on the cylinder body, and the end part of an output shaft of the stepping motor is fixedly connected with the end part of the screw rod.
Further stated, the scraping component comprises a hollow tube sleeved on the guide tube in a rotating mode, a fixing ring is fixedly connected to the bottom of the hollow tube along the circumferential direction, scraping plates in contact with the elastic cloth are symmetrically and rotationally connected to the bottom of the fixing ring and used for scraping livestock manure attached to the elastic cloth, a torsion spring I is connected between the scraping plates and the fixing ring, and a transmission component is arranged between the hollow tube and the screw and used for driving the hollow tube to rotate.
Further described, the transmission assembly comprises a unidirectional gear fixedly sleeved on the hollow tube, and a driving gear meshed with the unidirectional gear is fixedly sleeved on the screw rod.
Further explanation, livestock epidemic disease sample collection equipment still includes supporting component, and supporting component is including fixed plate of suit on the barrel, and the rotation of circumference even interval is connected with the bracing piece on the fixed plate to support spacing to the barrel, be connected with torsional spring II between bracing piece and the fixed plate, be provided with locking component between bracing piece and the barrel for lock the bracing piece.
Further stated, the support assembly further includes a rubber block fixedly secured to an end of the support rod for increasing friction with the ground.
Further stated, the locking component comprises an L-shaped block fixedly connected to the inner side of the supporting rod, and the cylinder body is connected with a locking frame in a sliding manner through damping and is used for locking the L-shaped block.
Further explanation, livestock epidemic disease sample collection equipment still includes spacing subassembly, and spacing subassembly is including fixed suit diaphragm on the barrel, and diaphragm top rigid coupling has the support ring that is used for supporting spacing to the negative pressure bottle, and the negative pressure bottle is located the support ring, and the support ring inboard has the protection pad with the contact of negative pressure bottle along circumference rigid coupling for protect the negative pressure bottle.
The invention has the beneficial effects that:
1. The cylinder is held firstly to enable the screw conveying shaft to be inserted into livestock manure, then the stepping motor is started to drive the screw to rotate forwards, the screw drives the movable frame to move downwards through the thread blocks, the movable frame drives the elastic cloth to move downwards to cover the livestock manure, the elastic cloth is used for pushing the livestock manure intensively, the livestock manure is contacted with the screw conveying shaft, the driving motor is started again to drive the screw conveying shaft to rotate reversely, the screw conveying shaft is rotated reversely to drive the livestock manure to move upwards to collect, and therefore, no matter whether the livestock manure is solid or liquid, the screw conveying shaft can be driven to move upwards to convey, and therefore complete collection of the livestock manure is sampled, and sample integrity and sampling effect are improved.
2. Under the effect of scraper blade, every time the elastic cloth upwards moves when reset, the scraper blade rotates and can strike off the livestock excrement and urine that adheres to on the elastic cloth, and the livestock excrement and urine of striking off drops subaerial, so, can prevent that the elastic cloth from adhering to a large amount of livestock excrement and urine influence subsequent use and carrying to guarantee the clean of elastic cloth, make things convenient for subsequent use and carry.
3. Under the effect of bracing piece, every time collect livestock excrement and urine, the bracing piece can support spacingly to this device for this device uses more firm, so, need not that operating personnel hold the barrel always makes the screw conveying axle drive livestock excrement and urine and remove and carry, thereby more makes things convenient for operating personnel to the use of this device.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a schematic perspective view of the guide tube and screw shaft according to the present invention.
Fig. 3 is a schematic perspective view of the fixing frame, the movable frame and the elastic cloth according to the present invention.
Fig. 4 is a schematic perspective view of a scraping assembly according to the present invention.
FIG. 5 is a schematic cross-sectional view of a hollow tube of the present invention.
Fig. 6 is a schematic perspective view of the torsion spring I of the present invention.
Fig. 7 is a schematic perspective view of a support assembly according to the present invention.
Fig. 8 is a schematic perspective view of the support bar according to the present invention after being unfolded.
Fig. 9 is a schematic perspective view of the torsion spring II of the present invention.
Fig. 10 is a schematic perspective view of a limiting assembly according to the present invention.
The device comprises a 1-cylinder, a 2-guide tube, a 3-negative pressure bottle, a 4-spiral conveying shaft, a 5-driving motor, a 6-fixing frame, a 7-movable frame, 8-elastic cloth, 9-thread blocks, 91-screw rods, 92-stepping motors, 10-hollow tubes, 101-fixed rings, 102-scraping plates, 1021-torsion springs I, 103-unidirectional gears, 104-driving gears, 11-fixed plates, 111-supporting rods, 1111-torsion springs II, 112-rubber blocks, 113-L-shaped blocks, 114-locking frames, 12-transverse plates, 13-supporting rings and 14-protection pads.
Detailed Description
It should be noted that in the various embodiments described, identical components are provided with identical reference numerals or identical component names, wherein the disclosure contained throughout the description can be transferred in a meaning to identical components having identical reference numerals or identical component names. The position specification, upper, lower, lateral, etc. selected in the description are also referred to directly in the description and the figures shown and are transferred in the sense of a new position when the position is changed.
Examples: 1-6, please see the sample collection equipment of livestock epidemic disease, including barrel 1 and fixed cross-under in barrel 1 middle part's stand pipe 2, the discharge end of stand pipe 2 runs through barrel 1 rear side upper portion, stand pipe 2's discharge end joint has negative pressure bottle 3, negative pressure bottle 3 can realize collecting livestock excrement and urine, still including screw conveyer shaft 4, driving motor 5, mount 6, movable frame 7, elastic cloth 8, drive assembly and strike off the subassembly, rotary cross-under has screw conveyer shaft 4 between barrel 1 top and the stand pipe 2 upper portion, when screw conveyer shaft 4 rotates, screw conveyer shaft 4 can realize driving the upward movement of livestock excrement and urine and carry, screw conveyer shaft 4 bottom is located outside the stand pipe 2, driving motor 5 is installed at barrel 1 outer top, driving motor 5's output shaft end and screw conveyer shaft 4 top fixed connection, barrel 1 lateral surface lower part fixed cover is equipped with mount 6, the slip-on is equipped with movable frame 7, between movable frame 7 inboard lower part and the barrel 1 lateral surface lower part along circumference rigid coupling has elastic cloth 8, set up between movable frame 7 and the movable frame lower part is provided with the movable frame 7, the elastic cloth is used for carrying down the movement of the movable frame 8 to drive assembly and is carried by the upper end of the movable frame 8 when the upper end of the movable frame 8 is contacted with the movable frame 8, the movable frame is realized and the excrement and urine is carried by the movable assembly is carried down.
Referring to fig. 3, the driving assembly includes a threaded block 9, a screw 91 and a stepper motor 92, the right side of the top of the movable frame 7 is fixedly connected with the threaded block 9 in a penetrating manner, the right side of the fixed frame 6 is vertically connected with the screw 91 in a rotating manner, the screw 91 is in threaded connection with the threaded block 9, the stepper motor 92 is mounted at the lower part of the outer right side surface of the cylinder 1, and the end part of an output shaft of the stepper motor 92 is fixedly connected with the top end of the screw 91.
Referring to fig. 4-6, the scraping assembly comprises a hollow tube 10, a fixed ring 101, scrapers 102, torsion springs I1021 and a transmission assembly, wherein the lower part of the outer side surface of the guide tube 2 is rotatably sleeved with the hollow tube 10, the bottom of the hollow tube 10 is fixedly connected with the fixed ring 101 along the circumferential direction, the bottom of the fixed ring 101 is symmetrically connected with the scrapers 102 in a rotating way, the scrapers 102 are contacted with the elastic cloth 8, when the scrapers 102 rotate, the scrapers 102 can scrape the livestock manure attached to the elastic cloth 8, the torsion springs I1021 are connected between the scrapers 102 on the front side and the rear side and the fixed ring 101, the transmission assembly is arranged between the upper part of the hollow tube 10 and the screw 91, the transmission assembly can drive the hollow tube 10 to rotate, the transmission assembly comprises a unidirectional gear 103 and a driving gear 104, the upper part of the outer side surface of the hollow tube 10 is fixedly sleeved with the unidirectional gear 103 along the circumferential direction, the upper part of the screw 91 is fixedly sleeved with the driving gear 104, and the driving gear 104 is meshed with the unidirectional gear 103.
Firstly, an operator holds the cylinder 1 by hand to drive the spiral conveying shaft 4 to move, so that the spiral conveying shaft 4 is inserted into livestock manure, then, the stepping motor 92 is started to forward rotate, the stepping motor 92 drives the screw 91 to forward rotate, the screw 91 forward rotates to drive the screw block 9 to move downwards through threads, the screw block 9 moves downwards to drive the movable frame 7 to move downwards, the movable frame 7 moves downwards to drive the elastic cloth 8 to move downwards, one end of the elastic cloth 8 is fixedly connected on the cylinder 1, the elastic cloth 8 moves downwards to form a cone, the elastic cloth 8 moves downwards to drive the scraping plate 102 to swing downwards, the torsion spring I1021 is compressed, the elastic cloth 8 continues to move downwards to cover the livestock manure, and the livestock manure is intensively pushed towards the direction of the spiral conveying shaft 4, meanwhile, the screw 91 forward rotates to drive the driving gear 104 forward, the driving gear 104 forward rotates to drive the unidirectional gear 103 to idle, the unidirectional gear 103 idles and does not drive the hollow tube 10 to rotate, then the stepping motor 92 is closed, the screw 91 stops driving the movable frame 7 to move downwards through the thread block 9, the movable frame 7 stops driving the elastic cloth 8 to move downwards, the screw 91 also stops driving the driving gear 104 to rotate forwards, the driving gear 104 stops driving the unidirectional gear 103 to idle, then the driving motor 5 is started to drive the screw conveying shaft 4 to rotate reversely, the screw conveying shaft 4 drives the livestock manure to move upwards to be conveyed, the livestock manure is conveyed into the guide tube 2, so that whether the livestock manure is solid or liquid can be driven by the screw conveying shaft 4 to move upwards to be conveyed, the complete collection of the livestock manure is sampled, the sample integrity and the sampling effect are improved, after the conveying of the livestock manure is completed, the driving motor 5 stops driving the screw conveying shaft 4 to rotate reversely, the step motor 92 is restarted to reversely rotate the screw 91, the screw 91 reversely rotates the movable frame 7 to move upwards through the thread block 9, the movable frame 7 drives the elastic cloth 8 to move upwards, the elastic cloth 8 moves upwards to stop limiting the scraper 102, the scraper 102 swings upwards to be tightly attached to the elastic cloth 8 all the time due to the action of the torsion spring I1021, meanwhile, the screw 91 also drives the driving gear 104 to reversely rotate, the driving gear 104 reversely rotates the one-way gear 103 to positively rotate the hollow tube 10, the hollow tube 10 positively rotates to drive the fixed ring 101 to positively rotate, the fixed ring 101 positively rotates to drive the scraper 102 to positively rotate, the scraper 102 positively rotates to scrape the attached livestock manure on the elastic cloth 8, the scraped livestock manure falls downwards to the ground, the elastic cloth 8 can be prevented from being attached to influence subsequent use and carrying, the subsequent use and the subsequent carry are guaranteed, the subsequent use and carrying are convenient, when the movable frame 7 moves upwards to reset, the step motor 92 is closed, the screw 91 stops to drive the movable frame 7 to positively rotate, the elastic cloth 8 is stopped to be driven to upwardly, the hollow tube 10 positively rotate, the negative pressure is stopped to drive the movable frame 7 to positively rotate, the elastic cloth 8 is positively rotate, the negative pressure is stopped, the guide tube 2 is controlled to carry out the collection of manure, the manure is separated from the cylinder body 2, and then the negative pressure bottle 2 is separated from the cylinder body 2 is completely.
Referring to fig. 7-9, the livestock disease sample collection device further comprises a support assembly mounted on the barrel 1, the support assembly comprises a fixing plate 11, support rods 111, torsion springs II1111, rubber blocks 112 and a locking assembly, the middle of the outer side surface of the barrel 1 is fixedly sleeved with the fixing plate 11, six support rods 111 are connected to the fixing plate 11 at equal intervals in a circumferential direction, the support rods 111 can support and limit the barrel 1, the torsion springs II1111 are connected between the support rods 111 and the fixing plate 11, the rubber blocks 112 are fixedly connected to the bottom ends of the support rods 111, friction force between the rubber blocks 112 and the ground can be increased, the support rods 111 can be used more firmly, the locking assembly is arranged between the support rods 111 and the barrel 1, when the locking assembly operates, the locking assembly can lock the support rods 111, the locking assembly comprises an L-shaped block 113 and a locking frame 114, the upper parts of the inner side surfaces of the six support rods 111 are fixedly connected with the L-shaped block 113, the middle of the outer side surface of the barrel 1 is connected with the locking frame 114 through damping sliding, and the locking frame 114 can lock the L-shaped block 113 so as to complete locking and limit of the support rods 111.
Initially, torsional spring II1111 is compressed state, when the operating personnel holds barrel 1 and uses, pull locking frame 114 upward movement and L type piece 113 break away from the contact earlier, L type piece 113 stops being locked, because of the effect of torsional spring II1111, bracing piece 111 outwards swings drive L type piece 113 and rubber piece 112 outwards swings to maximum stroke, bracing piece 111 is the incline state, then hold barrel 1 and remove this device and make screw conveying axle 4 insert in the livestock excrement and urine, and make bracing piece 111 drive rubber piece 112 and ground contact, bracing piece 111 then supports spacing to fixed plate 11 through rubber piece 112, just also accomplish the support spacing to barrel 1, make the firm place of whole device collect in the ground face livestock excrement and urine, simultaneously because the effect of rubber piece 112 can increase the frictional force with the ground, thereby make bracing piece 111 more firm support spacing, can begin to collect livestock excrement and urine afterwards. After livestock manure is collected, the device is picked up, six support rods 111 are pushed to swing inwards to reset and retract, a torsion spring II1111 is compressed, the support rods 111 swing inwards to drive an L-shaped block 113 and a rubber block 112 to swing inwards to reset, the L-shaped block 113 resets and corresponds to a locking frame 114, then the locking frame 114 is pushed to move downwards to be sleeved on the L-shaped block 113, the locking frame 114 locks and limits the L-shaped block 113, the locking and limiting of the support rods 111 are completed, and the support rods 111 retract to facilitate carrying and storage of the device by operators. Therefore, an operator does not need to hold the cylinder body 1 all the time, so that the screw conveying shaft 4 drives livestock manure to move for conveying, and the device is more convenient for the operator to use.
Referring to fig. 10, the livestock epidemic disease sample collection device further includes a limiting component mounted on the barrel 1, the limiting component includes a transverse plate 12, a supporting ring 13 and a protection pad 14, the transverse plate 12 is fixedly sleeved on the upper portion of the outer side surface of the barrel 1, the supporting ring 13 is fixedly connected to the rear side of the top of the transverse plate 12, the negative pressure bottle 3 is located on the supporting ring 13, the supporting ring 13 can support and limit the negative pressure bottle 3 so as to relieve the pressure at the joint of the negative pressure bottle 3 and the guide tube 2, the protection pad 14 is fixedly connected to the inner side of the supporting ring 13 along the circumferential direction, the protection pad 14 contacts with the negative pressure bottle 3, and the protection pad 14 can protect the negative pressure bottle 3.
When the livestock manure in the guide pipe 2 is extracted and collected by the negative pressure bottle 3, the support ring 13 can support and limit the negative pressure bottle 3 through the protection pad 14, the support effect of the support ring 13 can reduce the pressure at the joint between the negative pressure bottle 3 and the guide pipe 2, when the negative pressure bottle 3 is taken down from the guide pipe 2, the negative pressure bottle 3 is separated from the protection pad 14, and then after the livestock manure in the negative pressure bottle 3 is poured out for detection, the negative pressure bottle 3 is put back into the support ring 13 to be contacted with the protection pad 14, the negative pressure bottle 3 is clamped with the guide pipe 2, and the protection pad 14 protects the negative pressure bottle 3. In this way, the negative pressure bottle 3 can be used more firmly.
Finally, it is to be understood that the foregoing is merely provided to facilitate understanding of the principles of the invention and is not to be construed as limiting the scope of the invention, and that various modifications and alterations may be made by those skilled in the art in light of the foregoing teachings.