Roller coaster seat structure

Abstract

The application discloses a roller coaster seat structure, which comprises a backrest, a seat and a protection frame arranged on the backrest and capable of being turned over, an extension device is arranged in the seat, a protection belt is pulled out in the extension device, a buckle piece is arranged at the end of the protection belt, and a buckle device is arranged at the front end of the seat and used for positioning the buckle piece after the buckle piece is inserted. The roller coaster seat structure can effectively form a protection belt structure capable of being extended, so that the problem of reduced safety caused by too short or too long protection belt can be avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to a seat structure, more particularly to a roller coaster seat structure. BACKGROUND

[0002] Roller coasters are currently a common entertainment facility, however, since roller coasters provide related stimulation to tourists through high-speed movement, the safety of roller coaster seats is particularly important. Currently, existing roller coaster seats mainly restrict the human body on the seat through a protective frame on the backrest to play a protective role. However, the protective frame is mainly locked through a locking mechanism on the back, so if the locking mechanism fails, the protective frame will be lifted and lose its protective effect.

[0003] Therefore, in the prior art, there is a patent number 2020233485184, named a reciprocating roller coaster amusement device, which realizes the secondary fixation of the protective frame by setting a protective belt and a quick-release connection port. Compared with the existing technology, the protective frame still has considerable protective effect on the human body when the locking mechanism fails. However, the end of the protective belt of the above structure is fixedly connected with the seat, so the length of the protective belt is fixed. Therefore, in actual use, since the human body types are different from each other, there may be a situation that the protective belt is too long or too short, so the protective frame cannot well protect the human body when the locking mechanism on the back fails. SUMMARY

[0004] In view of the deficiencies in the prior art, the purpose of the present application is to provide a roller coaster seat structure with adjustable length of protective belt.

[0005] To achieve the above-mentioned purpose, the present application provides the following technical solution: a roller coaster seat structure, comprising a backrest, a seat and a protective frame reversibly arranged on the backrest, the lower side of the backrest is fixedly installed on the rear side of the seat, an extension device is arranged below the seat, a protective belt is pulled out from the extension device, a buckle piece is arranged at the end of the protective belt, a buckle device is arranged at the front end of the seat for positioning the buckle piece after the buckle piece is inserted, when the protective frame is reversely turned down to lock the human body, the protective belt is positioned after being inserted into the buckle device through the buckle piece after being wound around the protective frame.

[0006] As a further improvement of the present application, the buckle device comprises a lock mechanism and a control mechanism, the lock mechanism is installed below the front side of the seat, and the control mechanism is linked with the lock mechanism to control the lock mechanism to lock or release the buckle piece.

[0007] As a further improvement of the present application, the lock mechanism comprises a lock base and a pin shaft, the lock base is provided with a lock slot for inserting the buckle piece, the pin shaft is slidable forward and backward and is arranged on the slot wall of the lock slot, the middle part of the buckle piece is provided with a pin hole, when the buckle piece is inserted into the lock slot, the pin shaft is inserted into the pin hole after sliding out of the slot wall.

[0008] As a further improvement of the present application, the lock mechanism further comprises a driving swing lever and a pull rope, the pull rope is connected with the control mechanism to be driven by the control mechanism, the middle part of the driving swing lever is hinged on the lock base, the pin shaft is hingedly arranged on one end of the driving swing lever, and the end of the pull rope is fixed on the end of the driving swing lever away from the pin shaft.

[0009] As a further improvement of the present application, the lock slot is a through slot structure, the lower end of the lock slot is provided with a lifting piece, the pivot of the driving swing lever is provided with a torsion spring, one end of the torsion spring abuts against the lower side of the lifting piece, and the other end abuts against the end of the pin shaft away from the lock slot, so that the pin shaft is connected with the lifting piece.

[0010] As a further improvement of the present application, the control mechanism comprises a control base, a flip plate and a driving plate, the control base is fixed at a position below the seat, the flip plate and the driving plate are rotatably arranged on the control base and are connected with each other, the end of the pull rope is connected to the flip plate, and the driving plate is provided with a driving rope connected to an external electric device and driven by the electric device to rotate the driving plate and the flip plate.

[0011] As a further improvement of the present application, the flip plate is provided with a pull rope fixing part, a reset part and a clamping groove, the end of the pull rope is fixed on the pull rope fixing part, the reset part is connected to the control base through a spring, the driving plate comprises a power frame and a buckle plate, the power frame is rotatably arranged on the control base and coaxial with the flip plate, the middle part of the buckle plate is hinged on the power frame, one end of the buckle plate is provided with a clamping edge, and the other end is provided with a supporting part, the clamping edge is embedded in the clamping groove, the control base is provided with a supporting plate relative to the position of the supporting part, the power frame is provided with a reset lever and a power part, the end of the driving rope is connected to the power part, the reset lever is connected to the control base through a spring at a position close to the end, the buckle plate is provided with a reset column relative to the side wall of one end of the clamping edge, the reset column is connected to the reset lever through a spring, when the driving rope drives the power frame to rotate towards the control base, the flip plate rotates to pull the pull rope through the cooperation of the clamping edge and the clamping groove, and after the supporting part abuts against the supporting plate, the clamping edge is separated from the clamping groove, and the flip plate is reset through the spring.

[0012] As a further improvement of the present application, the telescopic device comprises a telescopic base, a winding wheel and a locking structure, the telescopic base is fixedly installed below the seat, the winding wheel is rotatably installed on the telescopic base, the protective belt is wound on the winding wheel, the locking structure is arranged on the telescopic base close to the winding wheel, and is used for locking or releasing the winding wheel, and the winding wheel is provided with a volute spring, when the protective belt is pulled out, the volute spring is in a tightening state.

[0013] As a further improvement of the present application, the locking structure comprises a pawl and a pressing component, the end surface of the winding wheel is coaxially sleeved with a ratchet wheel, the pawl is reversibly installed on the telescopic base close to the ratchet wheel, and the pressing component is arranged close to the pawl and is linked with the pawl, and drives the pawl to be clamped on the ratchet wheel or separated from the ratchet wheel.

[0014] As a further improvement of the present application, the pressing component comprises a pressing shaft, a spring sleeved on the pressing shaft and a spring pin shaft sleeve, the pawl root of the pawl is fixedly provided with a rotating shaft, the rotating shaft is fixedly connected with a pressing plate, the pressing shaft penetrates through the pressing plate and abuts against the spring pin shaft sleeve to compress the spring, and then drives the pawl to be clamped on the ratchet wheel through the elastic force of the spring, and the rotating shaft is further provided with a pulling plate at a position spaced apart from the pressing plate, and the pulling plate is connected with a pressing rope which is pulled by an external power equipment.

[0015] The present application has the advantages that, through the arrangement of the protective frame on the chair back, a first layer of protection is effectively achieved, through the arrangement of the telescopic device, the protective belt and the buckle device and the buckle piece, a second layer of protection is achieved by using the binding effect of the protective belt, and because the telescopic device is arranged, the length of the protective belt is adjustable, so that compared with the fixed length of the protective belt in the prior art, a series of problems caused by the too long or too short protective belt can be effectively avoided. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a whole structure diagram of the roller coaster seat structure in a locked state of the present application;

[0017] Figure 2 It is a whole structure diagram of the buckle device in the present application; Figure 1

[0018] Figure 3 It is a whole structure diagram of the locking mechanism in the present application; Figure 2

[0019] Figure 4 It is a whole structure diagram of the control mechanism in the present application; Figure 2

[0020] Figure 5 It is a whole structure diagram of the control mechanism in the present application; Figure 1 ​​​Overall structure diagram of the telescopic device;

[0021] Figure 6 Overall structure diagram of the roller coaster seat structure in the unlocked state. DETAILED DESCRIPTION

[0022] The present application will be further described in conjunction with the embodiments shown in the accompanying drawings.

[0023] Referring to Figures 1 to 6 The roller coaster seat structure of the embodiment includes a backrest 1, a seat 2, and a protective frame 3 rotatably arranged on the backrest 1. The lower side of the backrest 1 is fixedly installed on the rear side of the seat 2. A telescopic device 4 is arranged below the seat 2. A protective belt 5 is pulled out of the telescopic device 4. The end of the protective belt 5 is provided with a clamping piece 51. The front end of the seat 2 is provided with a clamping device 6 for positioning the clamping piece 51 after the clamping piece 51 is inserted. When the protective frame 3 is turned down to lock the human body, the protective belt 5 is positioned by being inserted into the clamping device 6 after passing through the protective frame 3, so as to lock the protective frame 3. When using the seat structure of the embodiment, the whole roller coaster seat is only needed to be installed on the external roller coaster. During use, the protective frame 3 is first lifted up, and then the passenger sits on the seat 2. Before the preparation of the start, the protective frame 3 is lowered to hold the passenger's body. Then, the passenger pulls out the protective belt 5 from the telescopic device 4 by holding the clamping piece 51, and inserts the protective belt 5 into the seat 2 after passing through the protective frame 3. The clamping device 6 in the seat 2 locks the clamping piece 51, so as to realize the function of two-layer protection. After the end of the play, the clamping piece 51 is released by the clamping device 6. At this time, the protective belt 5 is automatically retracted under the action of the telescopic device 4. Then, the protective frame 3 is lifted up, so that the passenger gets off the seat. Compared with the prior art, since the telescopic device 4 is arranged, the length of the protective belt 5 is adapted to the lowering height of the protective frame 3. Thus, a series of problems caused by the fixed length of the protective belt 5 in the prior art are avoided. Meanwhile, the use is more convenient, and the protective belt 5 is retracted into the telescopic device 4 when not in use, so as to reduce the damage of the protective belt 5.

[0024] As an improved embodiment, the clamping device 6 includes a locking mechanism 61 and a control mechanism 62. The locking mechanism 61 is installed below the front side of the seat 2. The control mechanism 62 is linked with the locking mechanism 61, so as to control the locking mechanism 61 to lock or release the clamping piece 51. Through the arrangement of the control mechanism 62 and the locking mechanism 61, whether the clamping piece 51 is locked or not can be controlled by human. Thus, when the unlocking is completed, the control mechanism 62 only needs to be controlled by the external personnel, and the staff does not need to unlock one by one, so as to reduce the workload of the staff.

[0025] As an improved specific embodiment, the locking mechanism 61 comprises a locking base 611 and a pin shaft 612, the locking base 611 is provided with a locking slot 613 for inserting the buckle piece 51, the pin shaft 612 can slide forward and backward and is arranged on the slot wall of the locking slot 613, the middle part of the buckle piece 51 is provided with a pin hole, when the buckle piece 51 is inserted into the locking slot 613, the pin shaft 612 slides out from the slot wall and is inserted into the pin hole, during the buckling process, the buckle piece 51 is first inserted into the locking slot 613, when the insertion position reaches the position opposite to the pin hole in the buckle piece 51, the pin shaft 612 slides out from the slot wall of the locking slot 613 and is inserted into the pin hole, so as to realize the fixation of the buckle piece 51.

[0026] As an improved specific embodiment, the locking mechanism 61 further comprises a driving swing rod 614 and a pull rope 615, the pull rope 615 is connected with the control mechanism 62 to be pulled by the control mechanism 62 to act, the middle part of the driving swing rod 614 is hinged on the locking base 611, the pin shaft 612 is hingedly arranged on one end of the driving swing rod 614, and the end of the pull rope 615 is fixed on the end of the driving swing rod 614 away from the pin shaft 612, through the arrangement of the driving swing rod 614, the linkage between the pull rope 615 and the pin shaft 612 can be realized, so that the control mechanism 62 can control whether the locking mechanism 61 locks the buckle piece 51 by pulling the pull rope 615, and the structure is simple.

[0027] As an improved specific embodiment, the locking slot 613 is a through slot structure, the lower end of the locking slot 613 is provided with a lifting piece 6131, the pivot of the driving swing rod 614 is provided with a torsional spring, one end of the torsional spring abuts against the lower side of the lifting piece 6131, and the other end abuts against the end of the pin shaft 612 away from the locking slot 613, so that the pin shaft 612 is connected with the lifting piece 6131, through the arrangement of the lifting piece 6131, the lifting piece 6131 can slide downward due to the action of the buckle piece 51 during the insertion of the buckle piece 51, however, due to the arrangement of the torsional spring, the lifting piece 6131 pushes the driving swing rod 614 to swing, so that the pin shaft 612 can be inserted into the pin hole in the buckle piece 51, so as to realize the automatic locking effect after insertion, and during the unlocking process of the control mechanism 62, the pulling of the pull rope 615 can make the driving swing rod 614 swing, so that the pin shaft 612 is pulled out of the pin hole to realize the unlocking effect, and due to the existence of the torsional spring, the lifting piece 6131 can be lifted to realize the automatic reset effect.

[0028] As a specific embodiment of the improvement, the control mechanism 62 comprises a control base 621 fixed at a position below the seat 2, a turnover plate 622 and a driving plate 623, both of which are rotatably installed on the control base 621 and are connected with each other, an end of the pull rope 615 is connected to the turnover plate 622, and the driving plate 623 is connected with a driving rope 624 connected to an external electric device, which is pulled by the electric device to drive the driving plate 623 and the turnover plate 622 to rotate, so that whether the pull rope 615 is pulled or not can be realized by the turnover of the turnover plate 622.

[0029] As a specific embodiment of the improvement, the turnover plate 622 is provided with a pull rope fixing portion 6221, a reset portion 6222 and a clamping groove 6223, the end of the pull rope 615 is fixed on the pull rope fixing portion 6221, the reset portion 6222 is connected with the control base 621 through a spring, the driving plate 623 comprises a power frame 6231 and a clamping plate 6232, the power frame 6231 is rotatably arranged on the control base 621 and coaxial with the turnover plate 622, the middle part of the clamping plate 6232 is hinged on the power frame 6231, one end of the clamping plate 6232 is provided with a clamping edge, and the other end is provided with a supporting portion, the clamping edge is embedded in the clamping groove 6223, the control base 621 is provided with a supporting plate 6211 at the position relative to the supporting portion, the power frame 6231 is provided with a reset rod 6233 and a power portion 6234, the end of the driving rope 624 is connected with the power portion 6234, the reset rod 6233 is connected with the control base 621 through a spring at the position close to the end, the clamping plate 6232 is provided with a reset column on the side wall relative to one end of the clamping edge, the reset column is connected with the reset rod 6233 through a spring, when the power frame 6231 is rotated towards the control base 621 by the driving rope 624, the turnover plate 622 is rotated by the cooperation of the clamping edge and the clamping groove 6223 to pull the pull rope 615, and after the supporting portion abuts against the supporting plate 6211, the clamping edge is separated from the clamping groove 6223, and the turnover plate 622 is rotated and reset by the spring, after the driving rope 624 is pulled, the power frame 6231 is rotated by the pulling, and the clamping plate 6232 is moved towards the control base 621, the clamping plate 6232 is also used to rotate the turnover plate 622 by the cooperation of the clamping edge and the clamping groove 6223, the supporting portion is moved towards the control base 621 due to the lever effect, so as to realize the rotation of the driving rope 624, the pull rope 615 is pulled to separate the pin shaft 612 from the pin hole, and the clamping plate 51 is unlocked, when the driving rope 624 is continuously pulled, the supporting portion of the clamping plate 6232 abuts against the supporting plate 6211, so that the supporting portion of the clamping plate 6232 cannot be moved together towards the control base 621, so that the clamping edge is moved towards the control base 621 by the lever principle, the clamping edge is separated from the clamping groove 6223, the turnover plate 622 is rotated and reset by the spring of the reset portion 6222, the pulled pull rope 615 is reset, and the pin shaft 612 is also reset, so that the clamping plate 51 can be inserted into the locking groove 613 to be relocked, the safety is greatly improved, after the driving rope 624 is released, the power frame 6231 is rotated and reset by the spring of the reset rod 6233, and the clamping plate 6232 is rotated and reset by the spring of the reset column,In this way, the card edge can be re-embedded into the card slot 6223 for the next re-unlocking operation. Therefore, in the embodiment, the electric device for pulling the driving rope 624 can be provided. After the staff presses the button, the driving rope 624 is pulled until the card edge is separated from the card slot 6223 and then stopped. Therefore, the electric device can only use one motor, and does not need additional complex control program assistance. On the one hand, the cost is reduced, and on the other hand, the stability of the entire device operation is ensured.

[0030] As an improved specific embodiment, the telescopic device 4 comprises a telescopic base 41, a winding wheel 42 and a locking structure 43. The telescopic base 41 is fixedly installed below the seat 2. The winding wheel 42 is rotatably installed on the telescopic base 41. The protective belt 5 is wound on the winding wheel 42. The locking structure 43 is arranged on the telescopic base 41 close to the winding wheel 42, and is used for locking or releasing the winding wheel 42. The winding wheel 42 is provided with a volute spring. When the protective belt 5 is pulled out, the volute spring is in a tightening state. Through the above structure, the elastic winding of the protective belt 5 by the winding wheel 42 can be realized. At the same time, through the arrangement of the locking structure 43, the positioning effect of the winding wheel 42 can be realized, so as to avoid the problem that the protective belt 5 is pulled open during operation.

[0031] As an improved specific embodiment, the locking structure 43 comprises a pawl 431 and a pressing component 432. The end surface of the winding wheel 42 is coaxially sleeved with a ratchet wheel 421. The pawl 431 is reversibly installed on the telescopic base 41 close to the ratchet wheel 421. The pressing component 432 is arranged close to the pawl 431 and is linked with the pawl 431 to drive the pawl 431 to be clamped on the ratchet wheel 421 or separated from the ratchet wheel 421. Through the above structure, the cooperation of the ratchet wheel 421 and the pawl 431 can realize the effect of one-way locking, that is, the effect of keeping the winding wheel 42 always pulling the protective belt 5.

[0032] As an embodiment of the improvement, the compression component 432 comprises a compression shaft 4321, a spring and a spring pin sleeve 4322 sleeved on the compression shaft 4321, the pawl root of the pawl 431 is fixed with a rotating shaft, and the rotating shaft is fixedly connected with a pressing plate 4311, the compression shaft 4321 passes through the pressing plate 4311, and the pressing plate 4311 abuts against the spring pin sleeve 4322 to compress the spring, so that the pawl 431 is driven to be clamped on the ratchet wheel 421 by the elastic force of the spring, and the rotating shaft is further provided with a pulling plate 4312 at a position spaced from the pressing plate 4311, and the pulling plate 4312 is connected with a compression rope, which is pulled by an external power equipment, and the above structure can realize the pulling of the pawl 431 by the compression rope, and then the unlocking effect is realized, at this time, the external power equipment can be arranged to pull the compression rope when the roller coaster is not running, so that the winding wheel 42 is unlocked to facilitate people to pull, and when the roller coaster is ready to run, the external power equipment releases the compression rope, at this time, the pawl 431 is reset under the action of the spring and the spring pin sleeve 4322, so that the pawl 431 is clamped on the ratchet of the ratchet wheel 421, so as to realize the repositioning of the ratchet wheel 421.

[0033] As an embodiment of the improvement, the telescopic base 41 is provided with a contact sensor near the pawl 431, which is used to detect the position of the pawl 431, and through the setting of the contact sensor, the current position of the pawl 431 can be effectively and timely fed back, closed-loop control is realized, the reliability of the whole device operation is greatly increased, and the safety of the seat during operation is further increased.

[0034] As described above, the seat structure of the embodiment can realize a telescopic protection belt 5 structure through the setting of the telescopic device 4, so that compared with the fixed length of the protection belt 5 in the prior art, a series of problems caused by the too long or too short protection belt 5 during use can be avoided.

[0035] The above is only the preferred embodiment of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments, and any technical solution belonging to the idea of the present application shall belong to the protection scope of the present application. It should be noted that for ordinary technical personnel in the technical field, some improvements and decorations without departing from the principle of the present application shall also be considered as the protection scope of the present application.

Claims

1. A roller coaster seat structure, comprising a backrest (1), a seat (2), and a flip-up protective frame (3) mounted on the backrest (1), wherein the lower side of the backrest (1) is fixedly mounted on the rear side of the seat (2), characterized in that: The lower part of the chair seat (2) is provided with a telescopic device (4), a protective belt (5) is pulled out in the telescopic device (4), the end of the protective belt (5) is provided with a buckle piece (51), the front end of the chair seat (2) is provided with a buckle device (6) for positioning the buckle piece (51) after the buckle piece (51) is inserted, when the protective frame (3) is turned down to lock the human body, the protective belt (5) is positioned after being inserted into the buckle device (6) through the buckle piece (51) after winding around the protective frame (3), so as to lock the protective frame (3); the buckle device (6) comprises a lock catch mechanism (61) and a control mechanism (62), the lock catch mechanism (61) is installed below the front side of the chair seat (2), the control mechanism (62) is linked with the lock catch mechanism (61) to control the lock catch mechanism (61) to lock or release the buckle piece (51); the lock catch mechanism (61) comprises a lock catch base (611) and a pin shaft (612), the lock catch base (611) is provided with a lock slot (613) for inserting the buckle piece (51), the pin shaft (612) can slide forward and backward and is arranged on the slot wall of the lock slot (613), the middle part of the buckle piece (51) is provided with a pin hole, when the buckle piece (51) is inserted into the lock slot (613), the pin shaft (612) is inserted into the pin hole after sliding out from the slot wall; the lock catch mechanism (61) further comprises a driving swing rod (614) and a pull rope (615), the pull rope (615) is linked with the control mechanism (62) to be actuated by the control mechanism (62), the middle part of the driving swing rod (614) is hinged to the lock catch base (611), the pin shaft (612) is hingedly installed on one end of the driving swing rod (614), and the end of the pull rope (615) is fixed on the end of the driving swing rod (614) away from the pin shaft (612); the control mechanism (62) comprises a control base (621), a turnover plate (622) and a driving plate (623), the control base (621) is fixed at a position below the chair seat (2), the turnover plate (622) and the driving plate (623) are rotatably installed on the control base (621) and are linked with each other, the end of the pull rope (615) is connected to the turnover plate (622), the driving plate (623) is connected with a driving rope (624), and the driving rope (624) is connected to an external electric device and is pulled by the electric device, so as to drive the driving plate (623) and the turnover plate (622) to rotate.The flip plate (622) is provided with a pull rope fixing part (6221), a reset part (6222), and a locking groove (6223). The end of the pull rope (615) is fixed to the pull rope fixing part (6221). The reset part (6222) is connected to the control base (621) by a spring. The drive plate (623) includes a power frame (6231) and a buckle plate (6232). The power frame (6231) is rotatably mounted on the control base (621) and coaxial with the flip plate (622). The middle part of the buckle plate (6232) is hinged to the power frame (6231). One end of the buckle plate (6232) is provided with a buckle edge, and the other end is provided with a support part. The buckle edge is embedded in the locking groove (6223). The control base (621) is provided with a support plate (615) at a position relative to the support part. 211), the power frame (6231) is provided with a reset rod (6233) and a power unit (6234). The end of the drive rope (624) is connected to the power unit (6234). The reset rod (6233) is connected to the control base (621) near its end by a spring. The buckle plate (6232) has a reset post on its side wall relative to one end of the buckle edge. The reset post is connected to the reset rod (6233) by a spring. When the drive rope (624) pulls the power frame (6231) to rotate toward the control base (621), the flip plate (622) rotates and pulls the pull rope (615) through the cooperation of the buckle edge and the buckle slot (6223). After the support part abuts against the support plate (6211), the buckle edge disengages from the buckle slot (6223), and the flip plate (622) is reset by the rotation of the spring.

2. The roller coaster seat structure according to claim 1, characterized in that: The locking groove (613) is a through groove structure. A lifting piece (6131) is provided at the lower end of the locking groove (613). A torsion spring is provided at the pivot of the drive rocker arm (614). One end of the torsion spring abuts against the lower side of the lifting piece (6131), and the other end abuts against the end of the pin (612) facing away from the locking groove (613), so that the pin (612) and the lifting piece (6131) are linked.

3. The roller coaster seat structure according to claim 1 or 2, characterized in that: The telescopic device (4) includes a telescopic base (41), a winding wheel (42), and a locking structure (43). The telescopic base (41) is fixedly installed below the seat (2). The winding wheel (42) is rotatably installed on the telescopic base (41). The protective belt (5) is wound around the winding wheel (42). The locking structure (43) is located on the telescopic base (41) near the winding wheel (42) and is used to lock or release the winding wheel (42). The winding wheel (42) is provided with a worm spring. When the protective belt (5) is pulled out, the worm spring is in a tightened state.

4. The roller coaster seat structure according to claim 3, characterized in that: The locking structure (43) includes a pawl (431) and a clamping component (432). A ratchet (421) is coaxially sleeved on the end face of the winding wheel (42). The pawl (431) is rotatably mounted on the telescopic base (41) near the ratchet (421). The clamping component (432) is located near the pawl (431) and is linked with the pawl (431) to drive the pawl (431) to lock onto the ratchet (421) or disengage from the ratchet (421).

5. The roller coaster seat structure according to claim 4, characterized in that: The clamping component (432) includes a clamping shaft (4321), a spring and a spring pin sleeve (4322) sleeved on the clamping shaft (4321). A rotating shaft is fixed at the root of the pawl (431), and a pressure plate (4311) is fixedly connected to the rotating shaft. The clamping shaft (4321) passes through the pressure plate (4311), and the pressure plate (4311) abuts against the spring pin sleeve (4322) to compress the spring. Then, the spring force drives the pawl (431) to lock onto the ratchet (421). A pull plate (4312) is also provided at a position spaced apart from the pressure plate (4311) on the rotating shaft. A clamping rope is connected to the pull plate (4312), and the clamping rope is pulled by an external power device.

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