A home physiotherapy apparatus
Through the design of home physiotherapy equipment, it enables independent and accurate acupuncture and whole-body heat application, solving the problems of complex operation and pain relief in traditional acupuncture, and adapting to different body types and postures.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- GUANGXI UNIV
- Filing Date
- 2023-09-13
- Publication Date
- 2026-07-21
AI Technical Summary
Traditional acupuncture requires a professional doctor to perform, the acupoints are not accurately located, the procedure is cumbersome, back acupuncture cannot be performed by oneself, and there is no one to relieve the pain.
A home physiotherapy device was designed, comprising a back panel, a buttock panel, and a leg panel. A movable box is used to move the needle insertion holes and probes to locate acupoints. Combined with electronic control data, acupuncture needles are inserted into the acupoints. Back massage is achieved through a lifting plate and massage balls, and full-body heat therapy is achieved through a heating chamber and ventilation pipe.
It enables accurate acupuncture and full-body heat application at home, simplifies the operation process, adapts to different body types and postures, and provides self-relief for pain.
Smart Images

Figure CN117224389B_ABST
Abstract
Description
Technical Field
[0001] This invention relates to the field of health therapy technology, specifically a home therapy device. Background Technology
[0002] Acupuncture is a general term encompassing acupuncture and moxibustion. Acupuncture refers to the insertion of needles (usually filiform needles) into the patient's body at a specific angle under the guidance of traditional Chinese medicine theory, using techniques such as twisting and lifting to stimulate specific points on the body to achieve the purpose of treating diseases. Moxibustion involves burning or fumigating pre-made moxa cones or moxa sticks on certain acupoints on the body surface, using heat stimulation to prevent and treat diseases.
[0003] Traditional acupuncture has the following inconveniences: 1. It requires professional doctors to be accurate and proficient in acupoints; otherwise, it is easy to accidentally injure nerves if one does not understand acupoints, which requires high skill from the doctor; 2. It involves many needles, and the needle insertion and removal operations are relatively complicated; 3. When needles are inserted into the back, the patient cannot do it themselves; 4. When there is no one around, it is necessary to massage the meridians in time to relieve pain. Summary of the Invention
[0004] To fill a market gap, this invention provides a home physiotherapy device.
[0005] The purpose of this invention is to provide a home physiotherapy device to solve the problems mentioned in the background art.
[0006] To achieve the above objectives, the present invention provides the following technical solution: a home physiotherapy device, comprising a back panel, a buttock panel, and a leg panel, wherein the buttock panel is fused between the back panel and the leg panel, the top of the back panel is covered with a first mesh fabric, a locking block is fixed to the end of the back panel away from the buttock panel, a storage cylinder is fitted between the locking blocks, a winding rod and a winding machine are installed inside the storage cylinder, a winding tape is wound on the winding rod, one end of the winding tape is sewn to a headrest, a telescopic rod and a first conveyor belt are installed inside the back panel, the two ends of the telescopic rod respectively abut against a support rod, the upper end of the support rod is hinged to a lifting plate, a massage ball is embedded in the top surface of the lifting plate, a first movable box is fixed to the top surface of the first conveyor belt, a sliding groove is formed on the top surface of the first movable box, a power contact plate is glued to the bottom plate of the first movable box, a power contact post is inserted into the sliding groove, and the power contact post... The top is fitted with a baffle. The top of the electrical connection post passes through the slide groove and the baffle in sequence. A needle hole is embedded on the top surface of the electrical connection post, and an acupuncture needle is placed in the needle hole. A probe is installed on the baffle. Ear plates are fused to the left and right sides of the first moving box. The ear plates are fixed to the first conveyor belt. A second conveyor belt is set inside the first moving box. An electrical connection post is tied to the inner side of the second conveyor belt. A base, a vertical plate, and a rack are welded to the bottom plate of the leg plate. A clamping plate is inserted into the top of the vertical plate. A ventilation pipe is inserted into the vertical plate. A branch pipe is welded to the top of the ventilation pipe. The top of the branch pipe passes through a second limiting plate and connects to an air nozzle. A second moving box is attached to the rack. A gear is rotatably connected to the bottom surface of the second moving box. A wrapping strap is fused to the upper middle part of the vertical plate. The wrapping strap has a double-layer structure, and a fixing buckle is fastened to the lower wrapping strap.
[0007] Furthermore, the top surface of the back plate is cut to form a first limiting plate, and the cut portion forms a first slot. The first slot is covered with a first mesh cloth. The inner wall of the back plate forms a back cavity. The inner walls of the left and right side plates of the back plate are equipped with first conveyor belts. A lifting plate is installed on the bottom plate of the back plate between the first conveyor belts.
[0008] Furthermore, the bottom surfaces of the lifting plates are symmetrically hinged with support rods at both ends, and the bottom ends of the support rods are slidably connected to the bottom plate of the back plate. The lifting plates are evenly distributed below the first mesh fabric.
[0009] Furthermore, the top plate of the leg plate is cut to form a second limiting plate, and the cut portion forms a second slot. The second slot is covered with a second mesh cloth. A heating rod is fixed in the middle of the bottom plate of the leg plate. The thickness of the leg plate is less than the height of the upright plate.
[0010] Furthermore, the two ends of the winding rod are rotatably connected to a winding machine, which abuts against the inner wall of the end plate of the headrest. A long groove is provided on the top surface of the headrest, and the winding tape passes through the long groove.
[0011] Furthermore, the fixing buckle is adapted to the air nozzle, a clamping cavity is provided between the upper and lower layers of the wrapping strip, the clamping cavity is connected to the heating cavity, and a baffle is glued to the edge of the end of the fixing buckle inserted into the clamping cavity.
[0012] Furthermore, the buttock plate has an air blowing channel inside, which connects the back cavity and the heating cavity. The buttock plate is made of flexible material, and the ventilation pipe has an L-shaped structure. One end of the ventilation pipe penetrates through the upright plate, and the end of the ventilation pipe is close to the buttock plate. The ventilation pipe connects the branch pipe and the heating cavity.
[0013] Furthermore, the home physiotherapy device also includes a heating mechanism, which comprises two upright plates and a retaining plate, with a fan installed between the upright plates, and a heating cavity formed between the retaining plate and the upright plates.
[0014] Furthermore, there are two second movable boxes. The internal structure of the second movable box is the same as that of the first movable box, but the size is different. The second movable boxes are symmetrically distributed about the heating mechanism. The rack meshes with the gear. A base is fixed on the leg plate between the gear and the ventilation pipe. Lifting cylinders are installed at equal intervals on the base.
[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: This home physiotherapy device uses a moving box to drive the needle insertion hole and probe to move, so that the probe can be positioned according to the low resistance characteristics of the meridians and the acupoint map in the electronic control data. In conjunction with the acupuncture needle in the needle insertion hole, the acupoints are inserted into the human body, so as to accurately find the acupoints and perform acupuncture. The fixing buckle on the wrapping strap is connected to the air mouth to wrap the user's legs. At the same time, the moxa heat in the heating chamber enters the back plate through the clamping cavity and the ventilation tube to achieve whole-body heat therapy.
[0016] 1. The flexible hip board connects the back board and leg board, making it easy to fold and place, and adapting to different postures such as sitting and lying down. The headrest is connected by a wrapping strap, which can be changed to adapt to users of different body types. At the same time, the wrapping straps are evenly distributed with fixing buckles. By selecting the fixing buckles in different positions to connect with the air nozzle, it is easy to adjust the tightness of the wrapping according to the user's legs.
[0017] 2. The lifting plate and lifting cylinder move up and down to perform patting massage on the back and legs. At the same time, the frequency of the up and down movement is coordinated with the moving box to avoid hindering the movement of the moving box.
[0018] 3. The card plate in this device is detachable, making it easy to put the moxa cylinder into the heating chamber and put it on the heating rod. The wind generated by the fan blows over the heated moxa cylinder, so that the hot moxa air returns to the heating chamber through the clamping chamber, branch pipe and ventilation pipe, realizing the whole body heat circulation from the legs to the upper body. Attached Figure Description
[0019] Figure 1 This is a top view of the structure of the present invention;
[0020] Figure 2 This is a top cross-sectional view of the structure of the present invention;
[0021] Figure 3 This is a schematic cross-sectional view of the first movable box of the present invention.
[0022] Figure 4 This is a front view schematic diagram of the back plate of the structure of the present invention;
[0023] Figure 5 The structure of the present invention Figure 2 Enlarged view of a portion of the image;
[0024] Figure 6 This is a front view schematic diagram of the leg plate of the present invention;
[0025] Figure 7 This is an axonal view of the structure of the present invention.
[0026] In the diagram: 1. Back panel; 2. Hip panel; 3. Leg panel; 4. Headrest; 5. Wrapping strap; 6. Ventilation duct; 7. First movable box; 8. Heating mechanism; 9. Second movable box; 11. First limiting plate; 12. First mesh fabric; 13. Locking block; 14. Back cavity; 15. Lifting plate; 16. Massage ball; 17. Telescopic rod; 18. Support rod; 19. First slot; 21. Air blowing channel; 31. Second limiting plate; 32. Second mesh fabric; 33. Base; 34. Lifting cylinder; 35. Second slot; 4 1. Winding belt; 42. Storage cylinder; 43. Long groove; 44. Winding rod; 45. Winding machine; 51. Fixing buckle; 52. Baffle plate; 53. Clamping cavity; 61. Branch pipe; 62. Air nozzle; 71. Slide groove; 72. Ear plate; 73. First conveyor belt; 74. Electrical receiving plate; 75. Electrical receiving post; 76. Baffle; 77. Pin hole; 78. Probe; 79. Second conveyor belt; 81. Clamping plate; 82. Vertical plate; 83. Heating rod; 84. Heating chamber; 85. Fan; 91. Rack; 92. Gear. Detailed Implementation
[0027] The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of the present invention.
[0028] Detailed Implementation Method 1: Please refer to... Figures 1-7This invention provides a technical solution: a home physiotherapy device, including a back panel 1, a hip panel 2, and a leg panel 3. The hip panel 2 is welded between the back panel 1 and the leg panel 3. The top of the back panel 1 is covered with a first mesh fabric 12. A locking block 13 is fixed to the end of the back panel 1 away from the hip panel 2. A storage cylinder 42 is fitted between the locking blocks 13. A winding rod 44 and a winding machine 45 are installed inside the storage cylinder 42. A winding tape 41 is wound around the winding rod 44. One end of the winding tape 41 is sewn to the headrest 4. A telescopic rod 17 and a first conveyor belt 73 are installed inside the back panel 1. Both ends of the telescopic rod 17 abut against the support rod 18. The upper end of the support rod 18 is hinged to the lifting plate 15. A massage ball 16 is embedded in the top surface of the lifting plate 15. A first movable box 7 is fixed to the top surface of the first conveyor belt 73. A groove 71 is opened on the top surface of the first movable box 7. A power receiving plate 74 is glued to the bottom plate of the first movable box 7. A power receiving post 75 is inserted into the groove 71. A baffle 76 is fitted on the top of the power receiving post 75. The top of the power receiving post 75 passes through the groove 71 and the baffle 76 in sequence. A massage ball 16 is embedded in the top surface of the power receiving post 75. There is a needle insertion hole 77, in which an acupuncture needle is placed. A probe 78 is installed on the baffle 76. Ear plates 72 are welded to the left and right sides of the first moving box 7 and are fixed to the first conveyor belt 73. A second conveyor belt 79 is set inside the first moving box 7. A power connection post 75 is tied to the inner side of the second conveyor belt 79. A base 33, a vertical plate 82 and a rack 91 are welded to the bottom plate of the leg plate 3. A clamping plate 81 is inserted into the top of the vertical plate 82. A ventilation pipe 6 is inserted into the vertical plate 82 and a branch pipe 61 is welded to the top of the ventilation pipe 6. The top of the branch pipe 61 extends through the second limiting plate 31 and connects to the air nozzle 62. The second moving box 9 is attached to the rack 91. The bottom surface of the second moving box 9 is rotatably connected to the gear 92. The upper middle part of the upright plate 82 is welded with a wrapping strip 5. The wrapping strip 5 has a double-layer structure, and the lower wrapping strip 5 is fastened with a fixing buckle 51. The back plate 1 and the leg plate 3 are equipped with external data cables for easy connection to the controller and power supply. The first conveyor belt 73 drives the first moving box 7 to move vertically, and the second conveyor belt 79 drives the power supply column 75 to move horizontally, achieving a full scanning effect.
[0029] When using this home physiotherapy device, unfold the back panel 1, buttocks panel 2, and leg panels 3. When the user lies flat on it, pull the headrest 4 and extend the winding strap 41 from the storage tube 42 outwards. The extension length is determined according to the user's height. The user's back rests against the back panel 1, and both legs are placed on the leg panels 3 on either side of the heating mechanism 8. Cover the legs with the wrapping strap 5 and fasten the corresponding fixing buckle 51 to the air nozzle 62, causing the air nozzle 62 to open the baffle 52 and connect to the clamping cavity 53. The telescopic rod 17 pushes the support rod 18 outwards, and the lifting plate 15 rises, causing the massage ball 16 to pat the back, achieving a massage effect. The first conveyor belt 73 drives the first moving box 7 to move vertically, and the second conveyor belt 79 drives the electrical terminal 75 and baffle 76 to move horizontally along the slide 71. The first moving box 7 scans the user's back meridians, and the probe 78 uses laser irradiation to reach the muscle base, root... Based on the low resistance characteristics of meridians, acupoints are located. After locating the acupoints, needles are inserted into the acupoints through the needle holes 77 to a depth of 0.1-0.5cm. The acupuncture effect regulates various functions of the human body. The patient can perform acupuncture after locating the acupoints via a remote control. The second moving box 9 moves along the rack 91 via the gear 92, stimulating and massaging the user's legs. At the same time, the moxa tube is placed on the heating rod 83, and the horizontal push plate 81 closes the heating chamber 84. The fan 85 is started and rotated. The generated wind blows through the moxa tube, causing the hot moxa air to enter the clamping chamber 53. The hot moxa air enters the ventilation pipe 6 through the air nozzle 62 and the branch pipe 61. The ventilation pipe 6 guides the hot moxa air into the heating chamber 84 on the other side of the fan 85, so that some of the hot air circulates into the clamping chamber 53, and the other part of the hot moxa air enters the air blowing channel 21 and is blown towards the back cavity 14, realizing a full-body hot compress massage.
[0030] Specific Implementation Method Two: This implementation method is a further limitation of Specific Implementation Method One, such as... Figure 1 , Figure 2 and Figure 4 As shown, the top surface of the back plate 1 is cut to form a first limiting plate 11, and the cut part forms a first slot 19. The first slot 19 is covered with a first mesh fabric 12. The inner wall of the back plate 1 forms a back cavity 14. The inner walls of the left and right side plates of the back plate 1 are equipped with first conveyor belts 73. The bottom plate of the back plate 1 between the first conveyor belts 73 is equipped with a lifting plate 15. The first limiting plate 11 is used to fix the first mesh fabric 12 to achieve the support effect for the human body.
[0031] Specific Implementation Method Three: This implementation method is a further limitation of Specific Implementation Method Two, such as... Figure 2 and Figure 4 As shown, support rods 18 are symmetrically hinged at both ends of the bottom surface of the lifting plate 15. The bottom end of the support rods 18 is slidably connected to the bottom plate of the back plate 1. The lifting plates 15 are evenly distributed below the first mesh cloth 12. The support rods 18 slide to change the height of the lifting plate 15. The lifting plate 15 pats the back to achieve a massage effect.
[0032] Specific Implementation Method 4: This implementation method is a further limitation of Specific Implementation Method 1. The top plate of the leg plate 3 is cut to form a second limiting plate 31, and the cut part forms a second slot 35. The second slot 35 is covered with a second mesh cloth 32. A heating rod 83 is fixed in the middle of the bottom plate of the leg plate 3. The thickness of the leg plate 3 is less than the height of the upright plate 82. The upright plate 82 divides the leg plate 3 into sections to facilitate the placement of the legs.
[0033] Specific Implementation Method Five: This implementation method is a further limitation of Specific Implementation Method One, such as... Figure 1 and Figure 2 As shown, the two ends of the winding rod 44 are rotatably connected to the winding machine 45. The winding machine 45 abuts against the inner wall of the end plate of the headrest 4. A long groove 43 is provided on the top surface of the headrest 4. The winding belt 41 passes through the long groove 43 and is wound on the winding rod 44. The unfolded length of the winding belt 41 changes the position of the headrest 4 to accommodate shorter users.
[0034] Specific Implementation Method Six: This implementation method is a further limitation of Specific Implementation Method One. The fixing buckle 51 is adapted to the air nozzle 62. A clamping cavity 53 is provided between the upper and lower layers of the wrapping strip 5. The clamping cavity 53 is connected to the heating cavity 84. A baffle 52 is glued to the edge of one end of the fixing buckle 51 inserted into the clamping cavity 53. The air nozzle 62 passes through the baffle 52 to make connection. The baffle 52 has the fixing buckle 51 closed and changes the hot air flow path in a directional manner.
[0035] Specific Implementation Method Seven: This implementation method is a further limitation of Specific Implementation Method One, such as... Figure 2 , Figure 3 and Figure 5 As shown, a grounding plate 74 is bonded to the bottom plate of the first movable box 7, and ear plates 72 are fused to the left and right sides of the first movable box 7. The ear plates 72 are fixed on the first conveyor belt 73. A second conveyor belt 79 is provided inside the first movable box 7. A grounding post 75 is tied to the inner side of the second conveyor belt 79. The top of the grounding post 75 passes through the slide groove 71 and the baffle 76 in sequence. A needle hole 77 is embedded on the top surface of the grounding post 75, and an acupuncture needle is placed in the needle hole 77.
[0036] Specific Implementation Method Eight: This implementation method is a further limitation of Specific Implementation Method One, such as... Figure 1 and Figure 6 As shown, the home physiotherapy device also includes a heating mechanism 8, which includes two upright plates 82 and a retaining plate 81. A fan 85 is installed between the upright plates 82, and a heating chamber 84 is formed between the retaining plate 81 and the upright plates 82. The heating chamber 84 can be opened by pulling out the retaining plate 81 to facilitate the removal and placement of the moxa tube.
[0037] Specific Implementation Method Nine: This implementation method is a further limitation of Specific Implementation Method One, such as... Figure 2 and Figure 6As shown, there are two second movable boxes 9. The internal structure of the second movable box 9 is the same as that of the first movable box 7, but the size is different. The second movable boxes 9 are symmetrically distributed about the heating mechanism 8. The rack 91 meshes with the gear 92. A base 33 is fixed on the bottom plate of the leg plate 3 between the gear 92 and the ventilation pipe 6. Lifting cylinders 34 are installed at equal intervals on the base 33. A motor is installed on the bottom surface of the second movable box 9. The motor drives the gear 92 to rotate, so that the gear 92 moves along the rack 91, thereby changing the position of the second movable box 9.
[0038] Although embodiments of the invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.
Claims
1. A home physiotherapy device, comprising a backrest (1), a hip rest (2), and a leg rest (3), characterized in that: A hip plate (2) is fused between the back plate (1) and the leg plate (3). The top of the back plate (1) is covered with a first mesh fabric (12). A locking block (13) is fixed to one end of the back plate (1) away from the hip plate (2). A storage tube (42) is fitted between the locking blocks (13). A winding rod (44) and a winding machine (45) are installed inside the storage tube (42). A winding tape (41) is wound around the winding rod (44). One end of the winding tape (41) is sewn to the head. On the pillow (4), a telescopic rod (17) and a first conveyor belt (73) are installed inside the back panel (1). The two ends of the telescopic rod (17) abut against the support rod (18). The upper end of the support rod (18) is hinged to a lifting plate (15) that is horizontally arranged and evenly spaced and located below the first moving box (7). The lifting plate (15) and the first moving box (7) are arranged parallel to each other. Massage balls (16) are embedded on the top surface of the lifting plate (15). The first conveyor belt (73) can drive the first movable box (7) to move vertically. A groove (71) is provided on the top surface of the first movable box (7). A grounding plate (74) is attached to the bottom plate of the first movable box (7). A grounding post (75) is inserted into the groove (71). A baffle (76) is fitted on the top of the grounding post (75). The top of the grounding post (75) passes through the groove (71) and the baffle (76) in sequence. The first movable box (7) is fitted with a needle hole (77), in which an acupuncture needle is placed. A probe (78) is mounted on the baffle (76). Ear plates (72) are fused to the left and right sides of the first movable box (7). The ear plates (72) are fixed on the first conveyor belt (73). The interior of the first movable box (7) is provided with a second conveyor belt (79) that can drive the electrical terminal (75) to move horizontally. The electrical terminal (75) is tied to the inner side of the second conveyor belt (79). The base plate (3) of the leg plate (3) is welded with a base (33), a vertical plate (82) and a rack (91). A card plate (81) is inserted into the top of the vertical plate (82). A ventilation pipe (6) is inserted into the vertical plate (82). A branch pipe (61) is welded into the top of the ventilation pipe (6). The top of the branch pipe (61) passes through the second limiting plate (31) and connects to the air nozzle (62). A second movable box (9) is attached to the rack (91). The bottom surface of the second movable box (9) is rotatably connected to the gear (92). A wrapping strip (5) is welded to the upper middle part of the vertical plate (82). The wrapping strip (5) has a double-layer structure, and a fixing buckle (51) is fastened on the lower wrapping strip (5).
2. The home physiotherapy device according to claim 1, characterized in that: The top surface of the back plate (1) is cut to form a first limiting plate (11), and the cut part forms a first slot (19). The first slot (19) is covered with a first mesh cloth (12). The inner wall of the back plate (1) forms a back cavity (14). The inner walls of the left and right side plates of the back plate (1) are equipped with a first conveyor belt (73). A lifting plate (15) is installed on the bottom plate of the back plate (1) between the first conveyor belts (73).
3. A home physiotherapy device according to claim 2, characterized in that: The bottom surfaces of the lifting plate (15) are symmetrically hinged with support rods (18), and the bottom ends of the support rods (18) are slidably connected to the bottom plate of the back plate (1). The lifting plates (15) are evenly distributed below the first mesh (12).
4. A home physiotherapy device according to claim 1, characterized in that: The top plate of the leg plate (3) is cut to form a second limiting plate (31), and the cut part forms a second slot (35). The second slot (35) is covered with a second mesh (32). A heating rod (83) is fixed in the middle of the bottom plate of the leg plate (3). The thickness of the leg plate (3) is less than the height of the upright plate (82).
5. A home physiotherapy device according to claim 1, characterized in that: The two ends of the winding rod (44) are rotatably connected to the winding machine (45), the winding machine (45) abuts against the inner wall of the end plate of the headrest (4), and a long groove (43) is provided on the top surface of the headrest (4), and the winding tape (41) passes through the long groove (43).
6. A home physiotherapy device according to claim 1, characterized in that: The fixing buckle (51) is adapted to the blowing nozzle (62), and a clamping cavity (53) is provided between the upper and lower layers of the wrapping strip (5). The clamping cavity (53) is connected to the heating cavity (84), and a baffle (52) is glued to the edge of the end of the fixing buckle (51) inserted into the clamping cavity (53).
7. A home physiotherapy device according to claim 1, characterized in that: The buttock plate (2) has an air blowing channel (21) inside, which connects the back cavity (14) and the heating cavity (84). The buttock plate (2) is made of flexible material. The ventilation pipe (6) has an L-shaped structure. One end of the ventilation pipe (6) passes through the upright plate (82). The port of the ventilation pipe (6) is close to the buttock plate (2). The ventilation pipe (6) connects the branch pipe (61) and the heating cavity (84).
8. A home physiotherapy device according to claim 1, characterized in that: The home physiotherapy device also includes a heating mechanism (8), which includes two upright plates (82) and a clamping plate (81). A fan (85) is installed between the upright plates (82), and a heating cavity (84) is formed between the clamping plate (81) and the upright plates (82).
9. A home physiotherapy device according to claim 1, characterized in that: There are two second movable boxes (9). The internal structure of the second movable box (9) is the same as that of the first movable box (7) but different in size. The second movable box (9) is symmetrically distributed about the heating mechanism (8). The rack (91) meshes with the gear (92). A base (33) is fixed on the bottom plate of the leg plate (3) between the gear (92) and the ventilation pipe (6). Lifting cylinders (34) are installed at equal intervals on the base (33).