CN210519744U - High-reproduction lean-type black pig obstetric table equipment - Google Patents

High-reproduction lean-type black pig obstetric table equipment Download PDF

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Publication number
CN210519744U
CN210519744U CN201921222245.3U CN201921222245U CN210519744U CN 210519744 U CN210519744 U CN 210519744U CN 201921222245 U CN201921222245 U CN 201921222245U CN 210519744 U CN210519744 U CN 210519744U
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CN
China
Prior art keywords
excrement
brush
plate
manure
dung
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Expired - Fee Related
Application number
CN201921222245.3U
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Chinese (zh)
Inventor
张黎明
候小滨
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Jiangxi Qinghe Animal Husbandry Technology Industry Co Ltd
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Jiangxi Qinghe Animal Husbandry Technology Industry Co Ltd
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Priority to CN201921222245.3U priority Critical patent/CN210519744U/en
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Expired - Fee Related legal-status Critical Current
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Abstract

The utility model relates to the technical field of livestock breeding equipment, in particular to a high-reproduction lean-type black pig obstetric table device, which comprises a bed body, a dung leaking plate, a dung receiving plate and a dung brush assembly, wherein the dung receiving plate is fixed in a bed body frame, the dung receiving plate is positioned below the dung leaking plate and is far away from the dung leaking plate, a long edge of the dung receiving plate is far away from the bed body to form a strip-shaped dung groove, and the bottom of the dung groove is provided with a drainage port and is communicated with the external environment; the excrement brush assembly comprises an excrement brush plate and a driving structure, the length of the excrement brush plate is equal to that of the long edge of the excrement receiving plate, the excrement brush plate is movably mounted in the bed body through the driving structure, brush bristles are fixedly mounted on the bottom end face of the excrement brush plate, and the brush bristles are tightly attached to the top end face of the excrement receiving plate; come the brush through setting up excrement brush subassembly and move, and through drive structure drive excrement brush subassembly, the excrement and urine that produces in can automatic cleaing away black pig is bred has guaranteed breeding environment's cleanness, and has effectively saved the manpower, has greatly improved work efficiency.

Description

High-reproduction lean-type black pig obstetric table equipment
Technical Field
The utility model relates to a domestic animal cultured equipment technical field, concretely relates to high numerous lean meat type black pig obstetric table equipment.
Background
China is a world-wide pig-raising country and a world-wide pork consumption country, and the 'pig food safety' is a basic strategy for agricultural development and food safety established in China. The basic national situation that people are many and few in China and food is insufficient determines a development path that efficient and healthy breeding must be carried out in the pig industry in China, and the existing black pig variety in China has the advantages of coarse feeding resistance, strong disease resistance, fragrant meat quality and the like. In recent years, the breeding of hybrid black pigs in China has been rapidly developed, and the high-reproduction lean-type black pigs are well received by breeders and consumers due to the advantages of high reproduction, easy weight gaining and good meat quality.
The sow obstetric table mainly comprises a sow positioning frame, a piglet fence, a piglet incubator, a dung leaking floor, a sow feeding trough, a piglet feeding trough and the like. The dung leaking floor is generally laid on a high-culture sow obstetric table, a piglet nursing bed and a fattening fence positioning fence, and generally has the advantages of flat and smooth surface, no pitted surface, no air holes, good dung dropping effect, easiness in cleaning, friction resistance, corrosion resistance and no blockage between plates. In the using process, however, the breeding personnel still find that a plurality of problems need to be solved urgently, for example, after the excrement leaking floor is used for a long time, excrement and urine are easy to remain and accumulate, and the excrement and urine needs to be cleaned frequently, so that the problems are too troublesome; the leaked excrement and urine is accumulated at the bottom of the obstetric table, so that the odor is hard to endure, extra treatment is needed, manpower is seriously wasted, cleaning personnel can be extremely disliked to the excrement and urine work, and the working efficiency is greatly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a highly numerous lean meat type black pig obstetric table equipment, this design possesses automatic scrubbing and cleaning function, need not manpower and wash many times, effectively saved the manpower, effectively guaranteed the cleanness on hourglass excrement floor simultaneously, created the forceful condition for black pig breeding environment, and simple structure, it is convenient to maintain, it is easy to remain to pile up to have solved traditional hourglass excrement floor fecaluria, need often wash, the fecaluria that leaks is piled up in the obstetric table bottom, the stench is difficult to bear, the problem that has greatly reduced work efficiency.
The utility model discloses a high-reproduction lean meat type black pig obstetric table equipment, including a bed body and a feces leaking plate, wherein the top end face of the bed body is fixedly provided with the feces leaking plate, the high-reproduction lean meat type black pig obstetric table equipment also comprises a feces receiving plate and a feces brush component, the feces receiving plate is fixed in a bed body frame, the feces receiving plate is positioned below the feces leaking plate and is far away from the feces leaking plate, the long edge of the feces receiving plate is far away from the bed body to form a strip-shaped feces groove, and the bottom of the feces groove is provided with a drainage port and; the excrement brush assembly comprises an excrement brush plate and a driving structure, the length of the excrement brush plate is equal to that of a long edge of the excrement receiving plate, the excrement brush plate is movably mounted in the bed body through the driving structure, brush bristles are fixedly mounted on the bottom end face of the excrement brush plate, and the brush bristles are tightly attached to the top end face of the excrement receiving plate.
The utility model discloses a high-reproduction lean meat type black pig obstetric table device, wherein the manure brush assembly further comprises linkage rods, two groups of manure brush plates are provided, two ends of the two groups of manure brush plates are fixedly connected through the linkage rods, and the length of the linkage rods is more than half of the length of the wide edge of the manure receiving plate and less than three fifths of the length of the wide edge of the manure receiving plate; the top end surface and the bottom end surface of the excrement brush plate are both fixedly provided with bristles, and the bristles on the top end surface are tightly attached to the end surface of the bottom end surface of the excrement leaking plate.
The utility model discloses a high-reproduction lean meat type black pig obstetric table equipment, wherein the middle part of the outer side of the gangbar is welded with a flat-plate-shaped sliding plate, two broadside sides of the bed body are both provided with through chutes, the length of each chute is less than that of the gangbar, the sliding plate is movably fit in the chute, and the tail end of the sliding plate is fixedly connected with a driving structure; the drive structure includes the rack, sector gear, driven gear and driving gear, the rack is type sawtooth rack form, the inboard middle part of rack welds in the slide is terminal, the rack both sides agree with sector gear respectively, two sector gear size shapes are the same and the sector face is towards the same, the sector gear outside is all fixed and is equipped with the driven gear that size shape is the same, the sector gear of homonymy and the equal fixed mounting of driven gear are in same root axis of rotation, two driven gears all agree with in same driving gear, the fixed suit of driving gear is on the output shaft of external motor.
The utility model discloses a high numerous lean meat type black pig obstetric table equipment, wherein the equal horizontal equidistance of two long limit inside walls of the bed body has inserted the water pipe, and the shower nozzle is installed to the water pipe front end, and the shower nozzle has two and respectively towards excrement-leaking board bottom end face and connects excrement-receiving board top face, water pipe outer end intercommunication water pump.
The utility model discloses a high reproduction lean meat type black pig obstetric table equipment, wherein the fixed heavy water trap that is equipped with between excrement groove and the lower mouth of a river.
The utility model discloses a high-reproduction lean type black pig obstetric table equipment, wherein connect the dropping board to be the sand hill form, connect dropping board and excrement groove junction to be the cambered surface.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. in the scheme, the excrement and urine leaked from the excrement leakage plate is received by arranging the excrement receiving plate, and the excrement and urine accumulated on the excrement receiving plate is brushed back and forth by the excrement brush assembly to be brushed into the excrement groove, so that the excrement and urine generated in black pig breeding can be effectively cleared, the cleaning of a breeding environment is ensured, and meanwhile, the driving structure is arranged to drive the excrement brush assembly, so that the cleaning process is automated, the manpower is effectively saved, and the working efficiency is greatly improved; the excrement receiving plate is arranged to be in a sand dune shape, and the joint of the excrement receiving plate and the excrement groove is an arc surface, so that excrement and urine mixture and cleaning liquid can slide off conveniently, and the excrement and urine cleaning efficiency is effectively improved.
2. According to the scheme, the linkage rod is arranged to connect the two groups of excrement brush plates, and the top end surfaces and the bottom end surfaces of the excrement brush plates are both fixedly provided with the bristles, so that the excrement receiving plates and the excrement leaking plates can be cleaned and brushed simultaneously, and the cleaning and brushing effect is effectively improved; meanwhile, the length of the linkage rod is larger than one half of the length of the wide edge of the dung receiving plate and smaller than three fifths of the length of the wide edge of the dung receiving plate, so that the dung brush assembly can brush the whole top end face of the dung receiving plate as far as possible, and the problem that dung and urine are possibly remained on the dung receiving plate is effectively solved.
3. According to the scheme, the two spray heads are arranged and respectively face the bottom end face of the excrement leaking plate and the top end face of the excrement receiving plate, so that cleaning liquid can be continuously sprayed on the two cleaning surfaces of the brush hairs of the excrement brush plate, and meanwhile, the cleaning liquid flows down along the excrement receiving plate, so that an excrement and urine mixture in an excrement groove can be discharged from a drainage port as soon as possible, and the cleaning effect of the excrement brush assembly can be improved; through setting up the benthophyte, can form the benthophyte and seal, the stench that can effectively the separation is down the mouth of a river returns excrement groove, has effectively improved the operational environment when the personnel of breeding carry out cleaning operation, has improved work efficiency greatly.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic sectional view of the front view of the bed;
FIG. 2 is a schematic sectional view of a top view of the bed body;
fig. 3 is a schematic front view of the driving structure.
In the figure: 1. a manure receiving plate; 2. a manure brush assembly; 3. a bed body; 4. a dung leaking plate; 11. a cambered surface; 12. a manure trough; 13. a water outlet; 14. sinking a water bend; 21. brushing the feces on a plate; 22. a linkage rod; 23. a slide plate; 24. a drive structure; 31. a water pipe; 32. a spray head; 33. a water pump; 34. a chute; 241. a rack; 242. a sector gear; 243. a driven gear; 244. a drive gear.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-3, a high-reproduction lean-type black pig obstetric table device comprises a bed body 3 and a feces leaking plate 4, wherein the feces leaking plate 4 is fixedly installed on the top end face of the bed body 3, the device further comprises a feces receiving plate 1 and a feces brush assembly 2, the feces receiving plate 1 is fixed in a frame of the bed body 3, the feces receiving plate 1 is located below the feces leaking plate 4 and far away from the feces leaking plate 4, a long edge of the feces receiving plate 1 is far away from the bed body 3 to form a strip-shaped feces groove 12, and a water outlet 13 is arranged at the bottom of the feces groove 12 and communicated with the external environment; the manure brush assembly 2 comprises a manure brush plate 21 and a driving structure 24, the length of the manure brush plate 21 is equal to that of the long edge of the manure collecting plate 1, the manure brush plate 21 is movably mounted in the bed body 3 through the driving structure 24, the bottom end face of the manure brush plate 21 is fixedly provided with bristles, and the bristles are tightly attached to the top end face of the manure collecting plate 1. This scheme connects dropping board 1 to accept the fecaluria that leaks into on dropping board 4 through the setting, rethread excrement brush subassembly 2 will connect the accumulational fecaluria reciprocal brush that makes a round trip on dropping board 1, and then in the excrement groove 12 is gone into in the brush cleaning, can effectually clear away the fecaluria that produces in the black pig is bred, the cleanness of breeding environment has been guaranteed, set up drive structure 24 simultaneously and drive excrement brush subassembly 2, make this clean process automation, the manpower has effectively been saved, the work efficiency is greatly improved.
Further, the manure brush assembly 2 further comprises two groups of linkage rods 22, the two ends of each group of manure brush plates 21 are fixedly connected through the linkage rods 22, and the length of each linkage rod 22 is larger than one half of the length of the wide edge of the manure receiving plate 1 and smaller than three fifths of the length of the wide edge of the manure receiving plate 1; the top end surface and the bottom end surface of the dung brush plate 21 are both fixedly provided with bristles, and the bristles on the top end surface are tightly attached to the end surface of the bottom end surface of the dung leaking plate 4. According to the scheme, the linkage rod 22 is arranged to connect the two groups of excrement brush plates 21, and the top end surfaces and the bottom end surfaces of the excrement brush plates 21 are both fixedly provided with the bristles, so that the excrement receiving plate 1 and the excrement leaking plate 4 can be cleaned and brushed at the same time, and the cleaning and brushing effect is effectively improved; meanwhile, the length of the linkage rod 22 is larger than one half of the length of the wide edge of the dung collecting plate 1 and smaller than three fifths of the length of the wide edge of the dung collecting plate 1, so that the dung brush assembly 2 can brush the whole top end face of the dung collecting plate 1 as much as possible, and the problem that dung and urine are possibly remained on the dung collecting plate 1 is effectively solved.
Furthermore, the middle part of the outer side of the linkage rod 22 is welded with a flat sliding plate 23, two wide side surfaces of the bed body 3 are both provided with a through sliding groove 34, the length of the sliding groove 34 is smaller than that of the linkage rod 22, the sliding plate 23 is movably matched in the sliding groove 34, and the tail end of the sliding plate 23 is fixedly connected with a driving structure 24; the driving structure 24 includes a rack 241, sector gears 242, driven gears 243 and a driving gear 244, the rack 241 is in a sawtooth-like strip shape, the middle of the inner side of the rack 241 is welded at the tail end of the sliding plate 23, the sector gears 242 are respectively fitted at the two sides of the rack 241, the two sector gears 242 are in the same size and shape, the tooth sector surfaces are facing to the same direction, the driven gears 243 in the same size and shape are fixedly arranged at the outer side of the sector gears 242, the sector gears 242 and the driven gears 243 at the same side are fixedly arranged on the same rotating shaft, the two driven gears 243 are all fitted with the same driving gear 244, and the driving gear 244 is fixedly sleeved on the output.
Further, the water pipes 31 are inserted into the two long-side inner side walls of the bed body 3 at equal intervals in the transverse direction, the front ends of the water pipes 31 are provided with the nozzles 32, the nozzles 32 are provided with two nozzles and face the bottom end face of the excrement leaking plate 4 and the top end face of the excrement receiving plate 1 respectively, and the outer ends of the water pipes 31 are communicated with the water pump 33. This scheme has two and respectively towards leaking 4 bottom faces of dropping board and connecing 1 top end faces of dropping board through setting up shower nozzle 32, can all continuously spray the washing liquid to two brush-cleaning faces of the brush hair of dropping brush board 21, and the washing liquid is favorable to the excrement and urine mixture in excrement groove 12 to discharge as early as possible down mouth of a river 13 along connecing dropping board 1 to flow down simultaneously, helps improving the effect of cleaning of excrement brush subassembly 2.
Furthermore, a submerged elbow 14 is fixedly arranged between the manure groove 12 and the water outlet 13. This scheme is through setting up the benthophyte 14, can form the benthophyte and seal, and the stench that can effective separation is mouth of a river 13 down returns excrement groove 12, has effectively improved the operational environment when the personnel of breeding carry out cleaning operation, has improved work efficiency greatly.
Furthermore, the manure receiving plate 1 is in a sand dune shape, and the joint of the manure receiving plate 1 and the manure groove 12 is in a cambered surface 11. This scheme is through setting up connect dropping board 1 to be dune's form, and connects dropping board 1 and excrement groove 12 junction to be cambered surface 11, is favorable to the excrement and urine mixture and the landing of washing liquid, has effectively improved the efficiency that the excrement and urine was cleaned and brushed.
The utility model discloses when using:
the excrement and urine falls into the excrement receiving plate 1 through the excrement leaking plate 4, at the moment, an external motor is started, the driving structure 24 drives the excrement brush assembly 2 to reciprocate back and forth, and the brush hairs on the top surface and the bottom surface of the excrement brush plate 21 respectively brush the bottom end surface of the excrement leaking plate 4 and the top end surface of the excrement receiving plate 1 repeatedly. Wherein the length of the linkage rod 22 is more than one half of the length of the wide edge of the dung collecting plate 1 and less than three fifths of the length of the wide edge of the dung collecting plate 1, and the linkage rod 22 is fixedly connected with the two dung brush plates 21, so that the dung brush assembly 2 can brush the whole top end surface of the dung collecting plate 1 as far as possible, and the problem that dung and urine are possibly remained on the dung collecting plate 1 is effectively avoided. The excrement and urine brushed by the excrement brush component 2 can enter the excrement groove 12 and flow out to the external environment through the water outlet 13, so that the water outlet 13 can be designed to be connected with an external excrement and urine recovery processing system, and the environmental protection processing of the excrement and urine is facilitated.
In the cleaning process of the manure brush assembly 2, the water pump 33 can be started, and the water pump 33 pumps the cleaning liquid in the external water tank into the water pipe 31 and then sprays out from the spray head 32. The two spray heads 32 are arranged and respectively face the bottom end face of the dung leaking plate 4 and the top end face of the dung receiving plate 1, cleaning liquid can be continuously sprayed on the two cleaning surfaces of the brush hairs of the dung brush plate 21, and meanwhile, the cleaning liquid flows down along the dung receiving plate 1, so that a dung-urine mixture in the dung trough 12 can be discharged out of the drainage port 13 as soon as possible, and the cleaning effect of the dung brush assembly 2 can be improved; the submerged elbow 14 can form submerged seal, can effectively prevent the stink at the sewage port 13 from returning to the manure trough 12, effectively improves the working environment of the breeding personnel during cleaning operation, and greatly improves the working efficiency.
In detail, when the external motor is driven, the output shaft drives the driving gear 244 to rotate, the driving gear 244 simultaneously drives the two driven gears 243 to rotate at the same speed, and further the two sector gears 242 rotate at the same speed, because the two sector gears 242 have the same size and shape and the same facing direction, the two sector gears 242 sequentially and regularly engage with the tooth surfaces on the corresponding side of the rack 241, and further the rack 241 regularly performs the reciprocating horizontal motion. The rack 241 drives the sliding plate 23 and the linkage rod 22 in turn, so that the dung brush plate 21 reciprocates back and forth to perform a cleaning action.
The excrement receiving plate 1 is in a sand dune shape, and the joint of the excrement receiving plate 1 and the excrement groove 12 is an arc surface 11, so that an excrement-urine mixture and a cleaning liquid can slide off, and the excrement-urine cleaning efficiency is effectively improved.
The utility model discloses possess automatic cleaning brush and cleaning function, need not the manpower and wash many times, effectively saved the manpower, effectively guaranteed the cleanness on hourglass excrement floor simultaneously, created the forceful condition for black pig breeding environment, and simple structure, it is convenient to maintain, has solved traditional hourglass excrement floor fecaluria and has remained easily and pile up, needs often to wash, and the fecaluria that leaks is piled up in the obstetric table bottom, and the foul smell is intolerable, has greatly reduced work efficiency's problem.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (6)

1. The utility model provides a high-reproduction lean type black pig obstetric table equipment, includes bed body (3) and leaks dropping board (4), and this bed body (3) top end fixed mounting has hourglass dropping board (4), its characterized in that: the bed is characterized by further comprising a manure receiving plate (1) and a manure brush assembly (2), wherein the manure receiving plate (1) is fixed in a bed body (3) frame, the manure receiving plate (1) is located below the manure leaking plate (4) and is far away from the manure leaking plate (4), a long edge of the manure receiving plate (1) is far away from the bed body (3) to form a strip-shaped manure groove (12), and a water drainage port (13) is formed in the bottom of the manure groove (12) and communicated with the external environment; excrement brush subassembly (2) include excrement brush board (21) and drive structure (24), excrement brush board (21) length equals with the long limit length that connects excrement board (1), excrement brush board (21) are through drive structure (24) movable mounting in bed body (3), the brush hair has been installed to excrement brush board (21) bottom end face is fixed, the brush hair closely laminate in connecing excrement board (1) top end face.
2. The high-reproduction lean-type black pig obstetric table device according to claim 1, wherein: the manure brush assembly (2) further comprises linkage rods (22), two groups of manure brush plates (21) are arranged, two ends of each group of manure brush plates (21) are fixedly connected through the linkage rods (22), and the length of each linkage rod (22) is larger than one half of the length of the wide edge of the manure receiving plate (1) and smaller than three fifths of the length of the wide edge of the manure receiving plate (1); the top end surface and the bottom end surface of the dung brush plate (21) are both fixedly provided with bristles, and the bristles on the top end surface are tightly attached to the end surface of the bottom end surface of the dung leakage plate (4).
3. The high-reproduction lean-type black pig obstetric table device according to claim 2, wherein: the middle part of the outer side of the linkage rod (22) is welded with a flat sliding plate (23), two wide side surfaces of the bed body (3) are respectively provided with a through sliding groove (34), the length of each sliding groove (34) is smaller than that of the linkage rod (22), the sliding plates (23) are movably matched in the sliding grooves (34), and the tail ends of the sliding plates (23) are fixedly connected with a driving structure (24); drive structure (24) include rack (241), sector gear (242), driven gear (243) and driving gear (244), rack (241) are the rack form of class saw, the inboard middle part of rack (241) welds in slide (23) end, rack (241) both sides agree with sector gear (242) respectively, and two sector gear (242) size shape is the same and the sector face of tooth is towards the same, the sector gear (242) outside all is fixed and is equipped with driven gear (243) that size shape is the same, and sector gear (242) and driven gear (243) of homonymy all fixed mounting are in same root axis of rotation, and two driven gear (243) all agree with same driving gear (244), driving gear (244) fixed suit is on the output shaft of external motor.
4. The high-reproduction lean-type black pig obstetric table device according to claim 1, wherein: the equal horizontal equidistance of two long limit inside walls of the bed body (3) is inserted and is had water pipe (31), shower nozzle (32) are installed to water pipe (31) front end, shower nozzle (32) have two and respectively towards leaking dropping board (4) bottom face and connecing dropping board (1) top face, water pipe (31) outer end intercommunication water pump (33).
5. The high-reproduction lean-type black pig obstetric table device according to claim 2, wherein: a submerged elbow (14) is fixedly arranged between the manure groove (12) and the water outlet (13).
6. The high-reproduction lean-type black pig obstetric table device according to claim 2, wherein: the manure receiving plate (1) is in a sand dune shape, and the joint of the manure receiving plate (1) and the manure groove (12) is an arc surface (11).
CN201921222245.3U 2019-07-31 2019-07-31 High-reproduction lean-type black pig obstetric table equipment Expired - Fee Related CN210519744U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921222245.3U CN210519744U (en) 2019-07-31 2019-07-31 High-reproduction lean-type black pig obstetric table equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921222245.3U CN210519744U (en) 2019-07-31 2019-07-31 High-reproduction lean-type black pig obstetric table equipment

Publications (1)

Publication Number Publication Date
CN210519744U true CN210519744U (en) 2020-05-15

Family

ID=70600385

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921222245.3U Expired - Fee Related CN210519744U (en) 2019-07-31 2019-07-31 High-reproduction lean-type black pig obstetric table equipment

Country Status (1)

Country Link
CN (1) CN210519744U (en)

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Granted publication date: 20200515

Termination date: 20210731