[0019] Example 3
[0020] An easy-to-use lower limb exercise device for obstetrics and gynecology, such as Figure 1-3 As shown, it includes a base 1, a long rotating shaft 2, a first swing plate 3, a second swing plate 4, a first arc-shaped pallet 5, a second arc-shaped pallet 6, a third arc-shaped pallet 7, and Four-curved support plate 8, first gear 9, second gear 10, large rotating shaft 11, rotating wheel 12, double-sided rack 13, first support rod 14, second support rod 15, first stop plate 16, The second stop plate 17, the large support plate 18, the large wedge block 19, the guide rod 20 and the large spring 21, the top of the base 1 is provided with a large groove 101, the long rotating shaft 2 is connected to the right part of the base 1 for long rotation The shaft 2 is located in the large groove 101, the right end of the first swing plate 3 is fixedly sleeved on the long rotating shaft 2, the second swing plate 4 is located on the left side of the first swing plate 3, the second swing plate 4 and the first swing plate 3 hinged connection, the first swing plate 3 and the second swing plate 4 are both located in the large groove 101, the first swing plate 3 and the second swing plate 4 are in contact with the base 1, and the top of the first swing plate 3 is connected with The first arc-shaped pallet 5 and the second arc-shaped pallet 6, the second arc-shaped pallet 6 is located directly behind the first arc-shaped pallet 5, and the top of the second swing plate 4 is connected with a third arc-shaped pallet 7 and the fourth arc pallet 8, the fourth arc pallet 8 is located directly behind the third arc pallet 7, the third arc pallet 7 corresponds to the first arc pallet 5, and the fourth arc The pallet 8 corresponds to the second arc pallet 6. The front end of the long rotating shaft 2 is connected with a first gear 9. The first gear 9 is located in front of the base 1, and the second gear 10 is located directly below the first gear 9. , The second gear 10 is fixedly sleeved on the large rotating shaft 11, the rear end of the large rotating shaft 11 is rotatably connected with the base 1, the front end of the large rotating shaft 11 is connected with the rotating wheel 12, and the double-sided rack 13 is located between the first gear 9 and Between the second gears 10, the first gear 9 and the second gear 10 are both meshed with a double-sided rack 13. The double-sided rack 13 is provided with a long sliding groove 131, and a first supporting rod 14 is connected to the front side of the base 1 And the second support rod 15, the first support rod 14 is located on the right side of the second support rod 15, the first support rod 14 and the second support rod 15 are both located in the long chute 131, the first support rod 14 and the second support rod The rods 15 are in contact with the double-sided rack 13, the first stop plate 16 is fixed and sleeved on the first support rod 14, the second stop plate 17 is fixed and sleeved on the second support rod 15, the first stop plate 16 and the second support rod The stop plates 17 are all located in front of the double-sided rack 13, the first stop plate 16 and the second stop plate 17 are in contact with the double-sided rack 13, the first supporting rod 14 is provided with a first pin hole 141, and a first pin The hole 141 is located in front of the first stop plate 16, the second support rod 15 has a second pin hole 151, the second pin hole 151 is located in front of the first pin hole 141, and the upper left side of the base 1 is connected with a large support plate 18 , The bottom of the large pallet 18 is provided with a spine groove 181, the large wedge block 19 is located on the left side of the base 1, the large wedge block 19 is provided with a large rectangular groove 191, the large pallet 18 is located in the large rectangular groove 191, and the large pallet 18 In contact with the large wedge block 19, the large wedge block 19 is provided with a small rectangular slot 192. The small rectangular slot 192 is located below the large rectangular slot 191. The small rectangular slot 192 communicates with the large rectangular slot 191. The block 19 is provided with a long slot 193. The long slot 193 is located on the left side of the small rectangular slot 192. The long slot 193 communicates with the small rectangular slot 192. The right side of the large wedge block 19 is connected with a guide rod 20, which is a guide rod 20. Located below the large pallet 18, the base 1 is provided with a guide groove 102, the guide groove 102 is located below the large groove 101, the guide rod 20 is slidably located in the guide groove 102, the large spring 21 is sleeved on the guide rod 20, and the large spring 21 is located in the guide groove 102.
[0021] It also includes a first rubber cushion 31, a second rubber cushion 32, a third rubber cushion 33, and a fourth rubber cushion 34. The inner bottom of the first arc-shaped pallet 5 is connected with a first rubber cushion 31, The inner bottom of the second arc-shaped pallet 6 is connected with a second rubber cushion 32, the inner bottom of the third arc-shaped pallet 7 is connected with a third rubber cushion 33, and the inner bottom of the fourth arc-shaped pallet 8 is connected with The fourth rubber cushion 34.
[0022] It also includes a large spine block 41, an arc-shaped leaf spring 42 and a large pin 43. The large spine block 41 is slidably located in the small rectangular groove 192, the upper end of the large spine block 41 is located in the spine groove 181, and the large spine block 41 and the spine The slots 181 are matched, the upper left part of the big spine block 41 is provided with a small slot 411, the bottom of the big wedge block 19 is connected with an arc-shaped leaf spring 42, and the big wedge block 19 is connected with the arc-shaped leaf spring 42 by welding. , The arc-shaped leaf spring 42 is located below the large spine block 41, the arc-shaped leaf spring 42 is in contact with the large spine block 41, the large pin rod 43 is slidably located in the long slot 193, and the large pin rod 43 is opposite to the large spine block 41 Upon contact, the large pin 43 is matched with the small slot 411.
