阅读说明：本技术 一种体育专业用腹部训练设备 (Abdomen training equipment is used to sports specialty ) 是由 文芳 于 2021-08-27 设计创作，主要内容包括：本发明涉及一种体育专业用腹部训练设备,包括有底板、支撑块和限位柱等,所述底板一侧边缘位置固接有支撑块,限位柱对称式的固接于底板一侧,限位柱的数量为两根。本发明人们坐在坐板上,且靠在靠板上,脚与卡杆接触,握住握把开始进行仰卧起坐,操作人员通过握把带动靠板向右摆动,靠板向右摆动带动蓄力机构运作,蓄力机构使得操作人员需要更使劲的仰卧起坐,如此,无需他人帮忙进行仰卧起坐对腹部进行训练,比较方便。(The invention relates to abdomen training equipment for sports major, which comprises a bottom plate, supporting blocks, limiting columns and the like, wherein the supporting blocks are fixedly connected to the edge of one side of the bottom plate, the limiting columns are symmetrically and fixedly connected to one side of the bottom plate, and the number of the limiting columns is two. According to the sit-up device, people sit on the seat board and lean against the backup board, feet are in contact with the clamping rods, the handle is held to start sit-up, an operator drives the backup board to swing rightwards through the handle, the backup board swings rightwards to drive the force storage mechanism to operate, the force storage mechanism enables the operator to need to sit-up with more strength, and therefore the sit-up device does not need to be helped by other people to train the abdomen, and is convenient.)

1. The abdomen training equipment for the sports major is characterized by comprising a bottom plate (1), supporting blocks (2), limiting columns (3), seat plates (4), a backup plate (5), a first rotating shaft (51), clamping rods (6), handles (61), a force storage mechanism (7) and a bearing mechanism (8), wherein the supporting blocks (2) are fixedly connected to the edge position of one side of the bottom plate (1), the limiting columns (3) are symmetrically and fixedly connected to one side of the bottom plate (1), the number of the limiting columns (3) is two, the seat plates (4) are fixedly connected between the end parts of the supporting blocks (2) far away from the bottom plate (1) and one ends of the two limiting columns (3), the bearing mechanism (8) is installed between one side of the seat plates (4) and one side of the bottom plate (1), the first rotating shaft (51) is rotatably connected to one side of the seat plates (4) far away from the supporting blocks (2), the backup plate (5) is fixedly connected to one side of the first rotating shaft (51), the backrest plate (5) is in contact with one end of the limiting column (3), the handles (61) are fixedly connected to two sides of the backrest plate (5) far away from the seat plate (4), the force storage mechanism (7) is installed between the two handles (61) and one side of the base plate (1), and the clamping rods (6) are fixedly connected to two sides of the seat plate (4) far away from the backrest plate (5).

2. The abdominal training device for sports speciality according to claim 1, wherein the force accumulation mechanism (7) comprises support columns (71), first rotating rods (72), limiting discs (73), first scroll springs (74), connecting blocks (75), guide blocks (76), elastic ropes (77), connecting discs (78) and support frames (79), the support columns (71) are fixedly connected to one side of the bottom plate (1) far away from the support blocks (2) at intervals, the number of the support columns (71) is four, every two support columns (71) form a group, the first rotating rods (72) are rotatably connected between one sides of the two support columns (71) at each side in a penetrating manner, the inner ends of the first rotating rods (72) are provided with hexagonal holes, the limiting discs (73) are fixedly sleeved in the middle parts of the first rotating rods (72), the first scroll springs (74) are connected to the middle parts of the inner sides of the limiting discs (73), and the support frames (79) are symmetrically and fixedly connected to one side of the bottom plate (1) far away from the support blocks (2), the quantity of support frame (79) is two, one side in support frame (79) is fixed connection to guide block (76), establish in guide block (76) connecting block (75) slidingtype, connecting block (75) one end and first spiral spring (74) tail end fixed connection, connecting pad (78) rigid coupling in handle (61) outer end, elasticity rope (77) rigid coupling in connecting pad (78) one side, elasticity rope (77) tail end and the connecting block (75) tip fixed connection who keeps away from bottom plate (1).

3. The abdominal training device for sports specialization according to claim 2, wherein the bearing mechanism (8) comprises a bearing column (81), a bearing frame (82) and rubber blocks (83), the rubber blocks (83) are fixedly connected to one side of the base plate (1) close to the supporting block (2) and the limiting column (3) at intervals, the number of the rubber blocks (83) is three, the bearing frame (82) is fixedly connected between one side of the three rubber blocks (83) far away from the base plate (1), the bearing column (81) is fixedly connected to the middle of one side of the bearing frame (82) far away from the base plate (1), and one end of the bearing column (81) is fixedly connected to one side of the seat plate (4).

4. The abdominal training device for athletic specialities as recited in claim 3, further comprising a pressurizing mechanism (9), wherein the pressurizing mechanism (9) comprises a protective housing (91), a rotary plate (92), a second scroll spring (93), a second rotary rod (94), a hexagonal rod (95), a column spring (96), a contact plate (97), a guide rod (98), a screw rod (99), a knob (910), a belt assembly (911) and a fixing frame (912), the protective housing (91) is fixedly connected to an edge of one side of the bottom plate (1) close to the support column (71), the second rotary rod (94) is rotatably connected between middle portions of two sides of the protective housing (91), the rotary plate (92) is fixedly sleeved on the second rotary rod (94), the number of the rotary plates (92) is two, the outer side of the rotary plate (92) is rotatably connected with the inner side of the protective housing (91), the second scroll spring (93) is connected between the inner side of the rotary plate (92) and the inner side of the protective housing (91), a hexagonal rod (95) is embedded into two ends of a second rotating rod (94) in a sliding mode, the hexagonal rod (95) moves outwards to be in contact with a hexagonal hole of a first rotating rod (72), a column spring (96) is connected between one side of the hexagonal rod (95) and the inner side of the second rotating rod (94), a fixing frame (912) is fixedly connected to one side of a bottom plate (1) close to a limiting column (3), a screw rod (99) is rotatably connected to the fixing frame (912) in a penetrating mode, knobs (910) are fixedly sleeved at two ends of the screw rod (99), guide rods (98) are fixedly connected to two outer sides of a protective shell (91), the number of the guide rods (98) on each side is two, a contact plate (97) is slidably sleeved between the guide rods (98) on each side, the end portion, close to the limiting column (3), of the contact plate (97) is rotatably sleeved on the screw rod (99) through threads, and the end portion, far away from the limiting column (3), of the contact plate (97) is slidably sleeved on the second rotating rod (94), contact board (97) and six diamond pole (95) contact, and belt set (911) are connected between lead screw (99) one side and first pivot (51) one side, and belt set (911) rotate with first pivot (51) and are connected, and fixture block (913) joint is between first pivot (51) one end and belt set (911).

5. The abdominal training device for athletic profession as claimed in claim 4, further comprising a massage mechanism (10), wherein the massage mechanism (10) comprises a mounting plate (101), a massage block (102), a third rotating rod (103), a planetary gear (104), a third spiral spring (105), a reel (106), a second rotating shaft (107), a pull wire (108), a profile plate (109), a fixing plate (1010) and a wire guide wheel (1011), the mounting plate (101) is fixedly connected to the middle portion of the backup plate (5), the massage block (102) is connected to one side of the mounting plate (101) in an interval rotating manner, the number of the massage block (102) is five, the planetary gear (104) is mounted inside the mounting plate (101), the third rotating rod (103) is fixedly connected to one end of five shafts outside the planetary gear (104), one end of the third rotating rod (103) is fixedly connected to one end of the massage block (102), second pivot (107) rigid coupling is in the middle axle one end of planetary gear (104), third volute spring (105) are connected between second pivot (107) one side and mounting disc (101) outside, wire guide wheel (1011) are installed in backup plate (5) one side towards protective housing (91), fixed plate (1010) rigid coupling is in the middle part of mount (912) one side of keeping away from bottom plate (1), dysmorphism dish (109) rigid coupling is between fixed plate (1010) both sides, reel (106) are fixed suit on second pivot (107), around having acted as go-between (108) on reel (106), acted as go-between (108) tail end is walked around wire guide wheel (1011) and dysmorphism dish (109) one side fixed connection.

6. The abdominal training device for sports specialties according to claim 5, further comprising a rotating device (11), wherein the rotating device (11) comprises a seat cushion (111), a hollow column (112), a ball disc (113) and a connecting rod (114), the connecting rod (114) is fixedly connected to one side of the bearing column (81) in an embedded manner, the ball disc (113) is fixedly connected to the end portion of the connecting rod (114) far away from the base plate (1), the hollow column (112) is rotatably connected to one side of the seat plate (4) in a penetrating manner, the hollow column (112) is sleeved on the ball disc (113), and the seat cushion (111) is fixedly connected to the end portion of the hollow column (112) far away from the base plate (1).

7. The abdominal training device for sports specialization according to claim 6, further comprising a foot supporting device (12), wherein the foot supporting device (12) comprises a placing plate (121) and a connecting frame (122), the connecting frame (122) is fixedly connected to the supporting block (2) in a penetrating manner, the placing plate (121) is fixedly connected to two ends of the connecting frame (122), and the placing plate (121) corresponds to the clamping rod (6).

8. An abdominal training device for sports specialization as claimed in claim 7, wherein a handle is fixed to one side of said block (913).

Technical Field

The invention relates to training equipment, in particular to abdomen training equipment for sports major.

Background

In the physical training, there are various projects to take exercise the position of self, make oneself stronger or more healthy, there is the sit up in the project that general people often do, the sit up can be trained the belly, at present, most people all are directly to lie subaerial, another person helps to press the foot, can carry out the sit up and train the belly, so, need another person to help, it is more troublesome, and the intensity of training can't be adjusted according to user's the condition to current belly trainer.

Therefore, it is necessary to design and develop a sports professional abdominal training device that enables people to perform abdominal training alone, is relatively convenient, and can adjust the strength of abdominal training as required.

Disclosure of Invention

In order to overcome the defects that another person needs to help to train the foot on the abdomen, which is troublesome, and the existing abdomen training device can not adjust the training strength according to the condition of the user, the technical problem to be solved is as follows: the utility model provides a can make people carry out the belly training alone, it is more convenient, and can adjust the sports specialty with belly training equipment according to the intensity of demand to the belly training.

The technical scheme of the invention is as follows: the utility model provides an abdominal training equipment for sports major, is including bottom plate, supporting shoe, spacing post, seat, backup plate, first pivot, kelly, handle, power storage mechanism and bearing mechanism, bottom plate one side border position rigid coupling has the supporting shoe, the rigid coupling of spacing post symmetry formula in bottom plate one side, the quantity of spacing post is two, the seat rigid coupling between the supporting shoe tip of keeping away from the bottom plate and two spacing post one ends, bearing mechanism installs between seat one side and bottom plate one side, the wearing of first pivot pivoted formula is in seat one side of keeping away from the supporting shoe, the backup plate rigid coupling is in first pivot one side, backup plate and the contact of spacing post one end, the handle rigid coupling is in the backup plate both sides of keeping away from the seat, power storage mechanism installs between two handles and bottom plate one side, the kelly rigid coupling is in the seat both sides of keeping away from the backup plate.

The force accumulation mechanism comprises a support pillar, a first rotating rod, a limiting disc, a first volute spiral spring, a connecting block, a guide block, an elastic rope, a connecting disc and a support frame, the utility model discloses a supporting shoe, including support column, spacing rigid coupling, spacing dish, first spiral spring, connecting disc rigid coupling, support frame symmetrical type's rigid coupling is in bottom plate one side of keeping away from the supporting shoe, the quantity of support column interval rigid coupling is in bottom plate one side of keeping away from the supporting shoe, the quantity of support frame is two, the guide block rigid coupling is one side in the support frame, establish in the guide block of connecting block slidingtype, connecting block one end and first spiral spring tail end fixed connection, the connecting disc rigid coupling is in the handle outer end, elasticity rope rigid coupling in connecting disc one side, elasticity rope tail end and the connecting block tip fixed connection of keeping away from the bottom plate.

The bearing mechanism comprises a bearing column, a bearing frame and rubber blocks, wherein the rubber blocks are fixedly connected to one side of a bottom plate close to the supporting block and the limiting column at intervals, the number of the rubber blocks is three, the bearing frame is fixedly connected between one sides of the three rubber blocks far away from the bottom plate, the bearing column is fixedly connected to the middle of one side of the bearing frame far away from the bottom plate, and one end of the bearing column is fixedly connected with one side of the seat plate.

Preferably, the device also comprises a supercharging mechanism, the supercharging mechanism comprises a protective shell, a rotary disk, a second volute spring, a second rotating rod, six diamond rods, column springs, contact plates, guide rods, a screw rod, a knob, a belt assembly and a fixed frame, the protective shell is fixedly connected to the edge position of one side of a bottom plate close to a support column, the second rotating rod is rotatably connected between the middle parts of two sides of the protective shell in a penetrating manner, the rotary disk is fixedly sleeved on the second rotating rod, the number of the rotary disks is two, the outer side of each rotary disk is rotatably connected with the inner side of the protective shell, the second volute spring is connected between the inner side of each rotary disk and the inner side of the protective shell, the six diamond rods are embedded and slidably connected to two ends of the second rotating rod, the six diamond rods move outwards to be in contact with six diamond holes of the first rotating rod, the column springs are connected between one side of the six diamond rods and the inner side of the second rotating rod, the fixed frame is fixedly connected to one side of the bottom plate close to a limiting column, and the screw rod is rotatably connected to the fixed frame, the fixed suit of knob is in the lead screw both ends, the guide bar rigid coupling is in the outer both sides of protective housing, the quantity of guide bar of every side is two, the suit of contact plate slidingtype is between two guide bars of every side, the tip that the contact plate is close to spacing post rotates the suit on the lead screw through the screw thread, the tip slip suit that the spacing post was kept away from to the contact plate is on the second bull stick, the contact plate contacts with six diamond poles, the belt subassembly is connected between lead screw one side and first pivot one side, belt subassembly and first pivot swivelling joint, the fixture block joint is between first pivot one end and belt subassembly.

Preferably, the massage mechanism comprises a mounting disc, a massage block, a third rotating rod, a planetary gear, a third volute spring, a reel, a second rotating shaft, a pull wire, a special-shaped disc, a fixed plate and a wire guide wheel, wherein the mounting disc is fixedly connected to the middle of the backup plate in a penetrating manner, the massage block is connected to one side of the mounting disc in an interval rotating manner, the number of the massage block is five, the planetary gear is mounted on the inner side of the mounting disc, the third rotating rod is fixedly connected to one end of five shafts on the outer side of the planetary gear, one end of the third rotating rod is fixedly connected with one end of the massage block, the second rotating shaft is fixedly connected to one end of the shaft in the middle of the planetary gear, the third volute spring is connected between one side of the second rotating shaft and the outer side of the mounting disc, the wire guide wheel is mounted on one side of the backup plate facing the protective housing, the fixed plate is fixedly connected to the middle of one side of the fixed frame far away from the bottom plate, the special-shaped disc is fixedly connected between two sides of the fixed plate, and the reel is fixedly sleeved on the second rotating shaft, the reel is wound with a stay wire, and the tail end of the stay wire is wound around the guide wire wheel and is fixedly connected with one side of the special-shaped disc.

Preferably, still including rotating device, rotating device is including cushion, hollow post, ball dish and connecting rod, the embedded rigid coupling of connecting rod is in heel post one side, ball dish rigid coupling in the connecting rod tip of keeping away from the bottom plate, and the cross-under of hollow post rotary type is in seat one side, and hollow post suit is on ball dish, and the cushion rigid coupling is in the hollow post tip of keeping away from the bottom plate.

Preferably, the foot support device comprises a placing plate and a connecting frame, the connecting frame is fixedly connected to the supporting block in a penetrating mode, the placing plate is fixedly connected to two ends of the connecting frame, and the placing plate corresponds to the clamping rod.

Preferably, a handle is fixedly connected to one side of the clamping block.

Has the advantages that:

1. people sit on the seat, and lean on the backup plate, and the handle is held to foot and kelly contact, starts to carry out the sit up, and operating personnel drives the backup plate through the handle and swings right, and the backup plate swings right and drives the power of holding mechanism and function, and power of holding mechanism makes operating personnel need the sit up of more strength, so, need not other people and helps to carry out the sit up and train the belly, and it is more convenient.

2. Under the effect of booster mechanism, when operating personnel was continuous to carry out the sit up, the second scroll spring can make the operating personnel need be more powerful carry out the sit up, need not to improve when the training intensity to belly, can follow first pivot and belt assembly with the fixture block and take off, so, can adjust the intensity of belly training according to the demand.

3. Under massage mechanism's effect, when operating personnel was continuous to carry out the sit up, massage piece can be continuous rotates and massages operating personnel's back, so for operating personnel is more comfortable trains the belly.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present invention.

Fig. 2 is a schematic perspective view of a second embodiment of the present invention.

FIG. 3 is a schematic view of a first partial body structure according to the present invention.

FIG. 4 is a schematic view of a second partial body structure according to the present invention.

Fig. 5 is a perspective view of a third embodiment of the present invention.

Fig. 6 is a perspective view of a fourth embodiment of the present invention.

FIG. 7 is a schematic view of a fifth partial body structure according to the present invention.

Fig. 8 is an enlarged schematic view of part a of the present invention.

Fig. 9 is a schematic view of a sixth partial body structure according to the present invention.

FIG. 10 is a schematic view of a seventh partial body structure according to the present invention.

Fig. 11 is a schematic perspective view of an eighth partial structure according to the present invention.

Fig. 12 is a schematic view of a ninth partial body structure according to the present invention.

FIG. 13 is a schematic view of a tenth partial body structure according to the present invention.

FIG. 14 is a schematic view of an eleventh partial body structure according to the present invention.

FIG. 15 is a schematic view of a twelfth partial body structure according to the present invention.

Labeled as: 1-bottom plate, 2-supporting block, 3-spacing column, 4-seat plate, 5-backup plate, 51-first rotating shaft, 6-clamping rod, 61-handle, 7-force accumulation mechanism, 71-supporting column, 72-first rotating rod, 73-spacing disk, 74-first scroll spring, 75-connecting block, 76-guiding block, 77-elastic rope, 78-connecting disk, 79-supporting frame, 8-bearing mechanism, 81-bearing column, 82-bearing frame, 83-rubber block, 9-supercharging mechanism, 91-protective shell, 92-rotating disk, 93-second scroll spring, 94-second rotating rod, 95-hexagonal rod, 96-column spring, 97-contact plate, 98-guiding rod, 99-screw rod, 910-knob, 911-belt assembly, 912-fixed mount, 913-clamping block, 10-massage mechanism, 101-mounting plate, 102-massage block, 103-third rotating rod, 104-planetary gear, 105-third scroll spring, 106-reel, 107-second rotating shaft, 108-pulling wire, 109-shaped plate, 1010-fixed plate, 1011-wire guide wheel, 11-rotating device, 111-cushion, 112-hollow column, 113-ball plate, 114-connecting rod, 12-foot support device, 121-placing plate, 122-connecting frame.

Detailed Description

The invention will be further described with reference to examples of embodiments shown in the drawings to which the invention is attached.

Example (b): an abdominal training device for sports specialties.

Referring to fig. 1-5, the seat comprises a bottom plate 1, a supporting block 2, a limiting column 3, a seat plate 4 and a backup plate 5, first pivot 51, kelly 6, handle 61, hold power mechanism 7 and bearing mechanism 8, the rigid coupling has supporting shoe 2 in the middle of the 1 top right side of bottom plate, both sides all the rigid coupling has spacing post 3 around the 1 top left side of bottom plate, the rigid coupling has seat 4 between the 3 top right sides of the spacing post in front and back both sides, in the middle of the 4 bottom right sides of seat and supporting shoe 2 top fixed connection, the cross-under of seat 4 left side rotary type has first pivot 51, first pivot 51 top left side rigid coupling has backup plate 5, backup plate 5 and the contact of 3 top left sides of spacing post, both sides face upper portion all the rigid coupling has handle 61 around backup plate 5, both sides face right side all the rigid coupling has kelly 6 around seat 4, install bearing mechanism 8 between 1 top right side of bottom plate and the 4 bottom of seat, install between 1 bottom plate and two handle 61 and hold power mechanism 7.

The power storage mechanism 7 comprises a support column 71, a first rotating rod 72, a limiting disc 73, a first scroll spring 74, a connecting block 75, a guide block 76, an elastic rope 77, a connecting disc 78 and a support frame 79, the even spaced rigid coupling in bottom plate 1 top left side has four support columns 71, per two support columns 71 are one side, the cross-under of rotary type has first bull stick 72 between two support column 71 upper portion of every side, open first bull stick 72 the inner has the hexagonal hole, first bull stick 72 middle part fixed cover is equipped with spacing dish 73, the preceding back symmetry rigid coupling of bottom plate 1 left surface has support frame 79, the upper portion rigid coupling of left surface has guide block 76 in the support frame 79, be connected with connecting block 75 of slidingtype in the guide block 76, be connected with first spiral spring 74 between 75 bottoms of connecting block and the spacing dish 73 middle part, handle 61 outer end rigid coupling has connection pad 78, the rigid coupling has elastic rope 77 in the middle of connection pad 78 bottom, elastic rope 77 tail end and 75 top fixed connection of connecting block.

The bearing mechanism 8 comprises a bearing column 81, a bearing frame 82 and rubber blocks 83, three rubber blocks 83 are fixedly connected to the right side of the top of the bottom plate 1 at even intervals, the bearing frame 82 is fixedly connected between the tops of the three rubber blocks 83, the bearing column 81 is fixedly connected to the middle of the top of the bearing frame 82, and the top end of the bearing column 81 is fixedly connected with the left side of the bottom of the seat plate 4.

Firstly, an operator sits on the seat plate 4 and leans against the backup plate 5, the feet are moved to the lower portion of the clamping rod 6 and are in contact with the clamping rod 6, the seat plate 4 can bear a person with heavier weight due to the bearing mechanism 8, the handle 61 is held again, the operator can start sit up to train the abdomen, the operator drives the backup plate 5 to swing rightwards through the handle 61, the backup plate 5 swings rightwards to drive the power storage mechanism 7 to operate, the power storage mechanism 7 operates to enable the operator to train the abdomen due to the sit up needing to be more powerful, when the upper body of the operator swings rightwards to a proper degree, the upper body can swing leftwards to an original position, the upper body drives the backup plate 5 to swing leftwards to reset, the power storage mechanism 7 also operates to reset, and the abdomen training can be continuously performed repeatedly. When the operator exercises his abdomen for a suitable time, the sit-up is stopped, the grip 61 is released, and the operator gets up from the seat plate 4. Thus, the effect of the operator on abdominal training is better.

When the upper body of the operator swings rightwards, the handle 61 is held by the hand of the operator to drive the backup plate 5 to swing rightwards, the backup plate 5 swings rightwards to drive the connecting disc 78 to swing rightwards, the connecting disc 78 swings rightwards to drive the elastic rope 77 to move upwards, because the elastic force of the elastic rope 77 is large, the elastic rope 77 moves upwards to drive the connecting block 75 to move upwards, the connecting block 75 moves upwards to drive the first scroll spring 74 to rotate forwards, the first scroll spring 74 rotates forwards to drive the limiting disc 73 to rotate forwards, when the first scroll spring 74 rotates forwards to the maximum stroke, the connecting block 75 continues to move upwards, the backup plate 5 continues to drive the connecting disc 78 to swing rightwards, the elastic rope 77 is stretched, when the upper body of the operator swings rightwards to a proper degree, the upper body can slowly swing leftwards to the original position, operating personnel's upper part of the body drives backup plate 5 swing left, backup plate 5 swing left drives connection pad 78 swing left through handle 61, elasticity rope 77 shrink resets, and because of first scroll spring 74's effect, spacing dish 73 reversal drives first pivot pole 72 reversal and resets, spacing dish 73 still drives first scroll spring 74 reversal and resets, first scroll spring 74 reversal resets and drives connecting block 75 downstream and resets, connecting block 75 downstream drives elasticity rope 77 downstream and resets, so relapse, can constantly carry out the sit up and train the belly, and first scroll spring 74 makes operating personnel sit up and need more make strength.

When an operator sits on the seat plate 4 to perform sit-up to train the abdomen, the load-bearing columns 81 and the load-bearing frame 82 support the seat plate 4, so that the operator sits on the seat plate 4 more stably. Thus, people with heavier weight can sit on the seat plate 4.

Referring to fig. 1, 2, 6, 7, 8, 9, 10 and 11, a pressure increasing mechanism 9 is further included, the pressure increasing mechanism 9 includes a protective case 91, a rotary disc 92, a second scroll spring 93, a second rotating rod 94, a hexagonal rod 95, a column spring 96, a contact plate 97, a guide rod 98, a screw rod 99, a knob 910, a belt assembly 911 and a fixed frame 912, the protective case 91 is fixedly connected to the middle of the left side of the top of the base plate 1, the second rotating rod 94 is rotatably connected between the center positions of the front and rear sides of the protective case 91 in a penetrating manner, the rotary disc 92 is fixedly sleeved on the front and rear sides of the second rotating rod 94, the outer side surface of the rotary disc 92 is rotatably connected to the inner side of the protective case 91, the second scroll spring 93 is connected between the middle of the inner side of the rotary disc 92 and the inner right side of the protective case 91, the hexagonal rod 95 is slidably connected to the front and rear ends of the second rotating rod 94, the hexagonal rod 95 moves outwards to contact with the hexagonal hole of the first rotating rod 72, a column spring 96 is connected between the outer side of the hexagonal rod 95 and the inner side of the second rotating rod 94, two guide rods 98 are fixedly connected between the right sides of the front side and the rear side of the protective shell 91, a contact plate 97 is slidably sleeved between the two guide rods 98 on each side, the left part of the contact plate 97 is slidably sleeved on the second rotating rod 94, the contact plate 97 is contacted with the hexagonal rod 95, a fixing frame 912 is fixedly connected with the middle of the left side of the top of the bottom plate 1, the fixing frame 912 is positioned at the left side of the limiting column 3, a screw rod 99 is rotatably connected on the upper part of the fixing frame 912 in a penetrating manner, the threads of the front side and the rear side of the screw rod 99 are opposite, the right end of the contact plate 97 penetrates through the fixing frame 912 to be sleeved on the screw rod 99, the contact plate 97 is rotatably matched with the screw rod 99 through threads, knobs 910 are fixedly connected at the front end and the rear end of the screw rod 99, a belt assembly 911 is connected between the front side of the first rotating shaft 51, the belt assembly 911 is composed of two belt pulleys and a flat belt, one of which is fixedly sleeved on the front side of the screw rod 99, the other belt pulley is rotatably sleeved at the front end of the first rotating shaft 51, the flat belt is wound between the two belt pulleys, a clamping block 913 is clamped between the middle of the front end of the first rotating shaft 51 and the upper part of the belt assembly 911, and a handle is fixedly connected to the middle of the front side surface of the clamping block 913.

The massage mechanism 10 further comprises a massage mechanism 10, the massage mechanism 10 comprises a mounting disc 101, massage blocks 102, a third rotating rod 103, a planetary gear 104, a third volute spring 105, a reel 106, a second rotating shaft 107, a pull wire 108, a special-shaped disc 109, a fixed plate 1010 and a wire guide wheel 1011, the mounting disc 101 is fixedly connected to the middle of the backup plate 5 in a penetrating mode, five massage blocks 102 are rotatably connected to the right side face of the mounting disc 101 at even intervals along the circumferential direction, the planetary gear 104 is mounted at the left portion of the inner side of the mounting disc 101, the third rotating rods 103 are fixedly connected to the right ends of five shafts outside the planetary gear 104, the right ends of the five third rotating rods 103 are respectively fixedly connected to the left ends of the five massage blocks 102, the second rotating shaft 107 is fixedly connected to the left end of the middle of the planetary gear 104, the third volute spring 105 is connected between the right side of the second rotating shaft 107 and the left side face of the mounting disc 101, the wire guide wheel 1011 is mounted at the rear side of the lower portion of the left side face of the backup plate 5, the fixed plate 912 is centrally mounted with the fixed plate 1010, a special-shaped disc 109 is fixedly connected between the upper parts of the front side surface and the rear side surface in the fixing plate 1010, a reel 106 is fixedly sleeved in the middle of the second rotating shaft 107, a pull wire 108 is wound on the reel 106, and the tail end of the pull wire 108 bypasses a guide wire wheel 1011 to be fixedly connected with the middle part of the left side of the special-shaped disc 109.

When an operator sits on the back, the backup plate 5 swings right to drive the first rotating shaft 51 to rotate forward, the first rotating shaft 51 rotates forward through the clamping block 913 to drive the belt assembly 911 to rotate forward, the belt assembly 911 rotates forward to drive the screw rod 99 to rotate forward, the screw rod 99 rotates forward through the screw thread to drive the contact plate 97 to move outward, the contact plate 97 moves outward to drive the hexagonal rod 95 to move outward, the column spring 96 is stretched, the hexagonal rod 95 moves outward to be inserted into the hexagonal hole of the first rotating rod 72, the first rotating rod 72 further drives the hexagonal rod 95 to rotate forward, the hexagonal rod 95 rotates forward to drive the second rotating rod 94 to rotate forward, the second rotating rod 94 rotates forward to drive the rotating disc 92 to rotate forward, the second scroll spring 93 is compressed, the operator needs to sit up harder due to the action of the second scroll spring 93, when the backup plate 5 stops swinging right, the first rotating shaft 51 stops driving the belt assembly 911 through the clamping block 913 to rotate forward, the screw 99 stops driving the contact plate 97 to move outwards, and the first rotating shaft 51 stops driving the hexagonal rod 95 to rotate forwards, at this time, the operator can make the upper body swing leftwards to reset, the upper body of the operator swings leftwards to drive the backup plate 5 to swing leftwards, the backup plate 5 swings leftwards to drive the first rotating shaft 51 to rotate backwards, the first rotating shaft 51 rotates backwards to drive the belt assembly 911 to rotate backwards through the fixture block 913, the belt assembly 911 rotates backwards to drive the screw 99 to rotate backwards, the screw 99 rotates backwards to drive the contact plate 97 to move inwards to reset, the contact plate 97 moves inwards to reset and stops limiting the hexagonal rod 95, due to the action of the column spring 96, the hexagonal rod 95 moves inwards to reset and is separated from the hexagonal hole of the first rotating rod 72, due to the action of the second volute spring 93, the rotating disc 92 drives the second rotating rod 94 to rotate backwards to reset, the second rotating rod 94 drives the hexagonal rod 95 to rotate backwards to reset, and the above steps are repeated, each time the operator swings the upper body to right, more strength is required and the effect of abdominal training is improved. When operating personnel need not to improve the training to the belly, can pull fixture block 913 and move forward and break away from the contact with first pivot 51 and belt subassembly 911, because fixture block 913 leading flank rigid coupling has the handle, make the better pulling fixture block 913 of operating personnel, and then when backup plate 5 drives first pivot 51 corotation or reversal, first pivot 51 can not drive belt subassembly 911 corotation or reversal, when needs improve the training to the belly, can return fixture block 913 card to between first pivot 51 and the belt subassembly 911. So, can adjust the intensity of belly training according to the demand.

When an operator leans against the backup plate 5, the back of the operator contacts with the massage block 102, and then when the backup plate 5 swings rightwards, the backup plate 5 swings rightwards to drive the installation disc 101 and the wire guide wheel 1011 to swing rightwards, the installation disc 101 swings rightwards to drive the planetary gear 104 to swing rightwards, the planetary gear 104 swings rightwards to drive the second rotating shaft 107 to swing rightwards, the second rotating shaft 107 swings rightwards to drive the reel 106 to swing rightwards, the reel 106 swings rightwards to drive the pull wire 108 to swing rightwards, because the pull wire 108 is fixed by the special-shaped disc 109, the pull wire 108 swings rightwards to drive the reel 106 to rotate forwards through the wire guide wheel 1011, the third volute spring 105 is compressed, the reel 106 rotates forwards to drive the second rotating shaft 107 to rotate forwards, the second rotating shaft 107 rotates forwards to drive the planetary gear 104 to rotate, the planetary gear 104 rotates to drive the third rotating rod 103 to rotate, the third rotating rod 103 rotates to drive the massage block 102 to rotate, and the massage block 102 rotates to massage the back of an operator. When the backup plate 5 swings leftwards and resets, the backup plate 5 drives the mounting plate 101 to swing leftwards, so that the reel 106 swings leftwards, the reel 106 swings leftwards so that the pull wire 108 is loosened, the reel 106 rotates reversely to wind the pull wire 108 due to the action of the third scroll spring 105, the reel 106 rotates reversely to drive the second rotating shaft 107 to rotate reversely, so that the planetary gear 104 drives the massage block 102 to rotate again through the third rotating rod 103 to massage the back of an operator, and when the backup plate 5 swings leftwards and resets, the reel 106 also swings leftwards and resets. So, when training the belly, can massage the back for operating personnel is more comfortable trains the belly.

Referring to fig. 1, 2, 12, 13, 14 and 15, the seat cushion further includes a rotating device 11, the rotating device 11 includes a seat cushion 111, a hollow column 112, a ball disc 113 and a connecting rod 114, the connecting rod 114 is fixedly connected to the middle of the top of the bearing column 81 in an embedded manner, the ball disc 113 is fixedly connected to the top of the connecting rod 114, the hollow column 112 is rotatably connected to the left portion of the seat plate 4 in a penetrating manner, the bottom end of the hollow column 112 is sleeved on the ball disc 113, and the top end of the hollow column 112 is fixedly connected to the seat cushion 111.

The foot support device comprises a foot support device 12, the foot support device 12 comprises a placing plate 121 and a connecting frame 122, the connecting frame 122 is fixedly connected to the lower portion of the support block 2 in a penetrating mode, and the placing plate 121 is fixedly connected to the front end and the rear end of the connecting frame 122.

When operating personnel sits on the seat plate 4, operating personnel makes the butt contact with the cushion 111, and sit up turns again, and sit up turns to train the belly, and when operating personnel turned on sit up, operating personnel's butt can drive the continuous positive and negative rotation in turn of cushion 111, and the continuous positive and negative rotation in turn of hollow post 112 of cushion 111 drive, and the positive and negative rotation in turn of hollow post 112 slides on the ball dish 113, and ball dish 113 makes the positive and negative rotation in turn of hollow post 112 more smooth and easy. When the abdomen of the operator trains to a proper time, the operator stops sit-up and turns, the hip of the operator stops driving the cushion 111 to rotate forward and backward alternately, and the hollow column 112 stops rotating forward and backward alternately. So, can make the completion sit up that operating personnel can be better turn and train the belly.

When the operator sits on the seat board 4, the feet can be placed on the placing board 121, and then the abdominal training is performed by the sit-up. So, can make better placing of operating personnel's foot, do not influence operating personnel and carry out the sit up.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.