CN112386895A - Liftable automatic pressure boost boxing target - Google Patents
Liftable automatic pressure boost boxing target Download PDFInfo
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- CN112386895A CN112386895A CN202011295155.4A CN202011295155A CN112386895A CN 112386895 A CN112386895 A CN 112386895A CN 202011295155 A CN202011295155 A CN 202011295155A CN 112386895 A CN112386895 A CN 112386895A
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- boxing target
- mounting hole
- inflation
- air bag
- compressor
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B69/00—Training appliances or apparatus for special sports
- A63B69/20—Punching balls, e.g. for boxing; Other devices for striking used during training of combat sports, e.g. bags
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2220/00—Measuring of physical parameters relating to sporting activity
- A63B2220/50—Force related parameters
- A63B2220/56—Pressure
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2225/00—Miscellaneous features of sport apparatus, devices or equipment
- A63B2225/09—Adjustable dimensions
- A63B2225/093—Height
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2244/00—Sports without balls
- A63B2244/10—Combat sports
- A63B2244/102—Boxing
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- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Manipulator (AREA)
Abstract
The invention discloses a liftable automatic pressurization boxing target, which comprises a support frame, wherein the support frame comprises a base and a support rod which are integrally formed, an annular air bag is sleeved at the upper end of the support rod, a limiting step is arranged at the upper end of the base, and a lifting mechanism is arranged between the lower end of the annular air bag and the limiting step; the upper end of the supporting rod is also provided with a pressing plate, the pressing plate is pressed and limited at the top of the annular air bag, and an elastic reset piece is arranged between the pressing plate and the top of the annular air bag; be equipped with the inflation assembly on the lateral wall of annular gasbag, be equipped with the first compressor with inflation assembly intercommunication in the inner chamber of base, be equipped with pressure sensor in the annular gasbag, be equipped with the controller in the base inner chamber, controller and pressure sensor, first compressor signal connection. The lifting automatic pressurization boxing target provided by the invention has good elastic resilience, is simple in structure and few in parts, and can realize height lifting adjustment and automatic inflation pressurization.
Description
Technical Field
The invention relates to the technical field of boxing targets, in particular to a lifting automatic pressurizing boxing target.
Background
The boxing target is equipment that boxer or boxing fan used for practising go out a fist, can effectively temper arm muscle, improve and go out fist strength and speed. The altitude mixture control to boxing target main part is convenient in the current boxing target structure, in addition, boxing target main part in the current boxing target structure, the bracing piece, the base is split type structure usually, and the bracing piece is the rigid metal material of stereoplasm usually for the main, lack certain elastic buffer performance, the travelling comfort is poor when hitting the training, especially in the boxing target structure of gasbag type, hit the loss that the in-process can take place atmospheric pressure and lead to pressure not enough in the training, thereby influence training efficiency, generally be manual to aerifing or directly change the gasbag structure to the gasbag at present, it is not very convenient to operate.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: overcome prior art's defect, provide one kind and have good elasticity resilience to simple structure, the part is few, can realize high lift adjustment, automatic inflation pressure boost's boxing target.
The technical scheme adopted by the invention is as follows: the utility model provides an automatic pressure boost boxing target of liftable, including support frame and boxing target main part, its characterized in that: the boxing target main body is detachably connected to the upper end of the support frame, the support frame comprises a base with an opening at the upper end and a hollow cylindrical support rod, the inner cavity of the support rod is communicated with the inner cavity of the base, and the support rod and the base are integrally injection-molded; the boxing target main body is sleeved on the outer side wall of the supporting rod in a sliding mode, the upper end of the base is provided with a limiting step, and a lifting mechanism used for automatically adjusting the height of the boxing target main body is arranged between the lower end of the boxing target main body and the limiting step;
the boxing target main body comprises an annular air bag, and the annular air bag is sleeved on the outer side wall of the supporting rod; the upper end of the supporting rod is detachably provided with a pressing plate, the pressing plate is pressed and limited at the top of the annular air bag, and an elastic resetting piece is arranged between the pressing plate and the top of the annular air bag;
the side wall of the annular air bag is provided with an inflation assembly, a first compressor communicated with the inflation assembly is arranged in the inner cavity of the base, a pressure sensor is arranged in the annular air bag, a controller is arranged in the inner cavity of the base, and the controller is in signal connection with the pressure sensor and the first compressor.
After adopting the structure, compared with the prior art, the liftable boxing target has the following advantages:
in the structure, the base for fixing the boxing target and the supporting rod are made into an integrated structure, the boxing target main body is directly sleeved outside the supporting rod, the integrated injection molding supporting frame structure has few parts, does not need additional installation and connection procedures, and has more stable overall structural strength performance; in addition, set up current elevating system between the spacing step of boxing target main part and base, still set up the elasticity piece that resets between boxing target main part upper end and clamp plate for the high position of adjustment boxing target main part, convenient operation, stability. In addition, still set up compressor, controller on the base in this structure, set up current pressure sensor in the gasbag inside, when pressure is not enough in the gasbag, pressure sensor can convey corresponding signal to controller, and the operation of controller control compressor toward automatic charging in the gasbag guarantees that the pressure in the gasbag is in a steady state all the time to comfort level when guaranteeing the boxing training.
Furthermore, the lateral wall of annular gasbag is multilayer structure, and multilayer structure from inside to outside includes rag layer, pearl cotton layer, emulsion layer, PU skin in proper order. The air bag side wall with the multilayer structure not only increases the comfort level during striking, but also improves the safety performance and is not easy to burst.
As an improvement, the lifting mechanism comprises an inner sleeve, an outer sleeve and a second compressor, wherein the inner sleeve, the outer sleeve and the second compressor are made of rubber materials and are corrugated, the outer sleeve is coaxially arranged outside the inner sleeve, and an inflatable sealing cavity is arranged between the inner sleeve and the outer sleeve to form an axially telescopic corrugated rubber sleeve; the upper end of the corrugated rubber sleeve abuts against the lower end of the boxing target main body, and the lower end of the corrugated rubber sleeve abuts against the limiting step; the side wall of the outer sleeve is provided with an inflating assembly communicated with the sealed cavity, the second compressor is arranged in the inner cavity of the base, and the air outlet end of the second compressor is communicated with the sealed cavity through the inflating assembly.
And the other end of the second compressor is communicated with the air outlet end of the second compressor. Through setting up the inflation hose inside the seal chamber in this structure for boxing target's whole appearance looks succinct more, does not have unnecessary spare part interference.
Preferably, the inflation assembly comprises an inflation tube, one end of the inflation tube, which is close to the sealing cavity, is provided with a first mounting hole with an opening at the inner end, the other end of the inflation tube is provided with a second mounting hole which is coaxial and communicated with the first mounting hole, and the aperture of the second mounting hole is smaller than that of the first mounting hole; a cover plate is arranged at the opening end of the inflation tube close to the first mounting hole, a T-shaped valve core is arranged in the first mounting hole in a sliding mode, the small head end of the T-shaped valve core is matched in the second mounting hole, the other end of the T-shaped valve core is matched in the first mounting hole in a sliding mode, and an elastic piece is arranged between the tail portion of the T-shaped valve core and the cover plate; an air inlet hole communicated with the sealing cavity is formed in the side wall of the first mounting hole, and when external inflation equipment introduces air towards the second mounting hole to drive the T-shaped valve core to move towards one side of the sealing cavity until the position of the T-shaped valve core exceeds the position of the air inlet hole, the inflation state of the air bag is realized; when the external inflation pressure is eliminated, the elastic piece drives the T-shaped valve core to reset, so that the second mounting hole is sealed.
And the inner side wall of the upper end of the supporting rod is provided with an internal thread, the lower end of the pressing plate is provided with a connecting column corresponding to the inner hole of the upper end of the supporting rod, and the outer side wall of the connecting column is provided with an external thread matched with the internal thread.
Still preferably, the elastic restoring member is a cylindrical spring or a rubber bellows. Simple structure, the power that resets is stable, and simple to operate, and direct cover establish the bracing piece outside can.
And the outer side wall of the supporting rod is circumferentially provided with a plurality of vertically extending limiting grooves, and the side wall of the air bag is provided with limiting bulges matched with the limiting grooves. This improvement mechanism makes gasbag type boxing target when receiving to hit, can not take place relative rotation with the bracing piece under the external force is strikeed, hits the hitting stability when the influence training.
Drawings
Fig. 1 is a schematic structural diagram of the liftable boxing target of the invention.
Fig. 2 is an enlarged structural view at X in fig. 1.
FIG. 3 is a schematic view of an inflation assembly of the present invention.
Fig. 4 is an enlarged structural view at Y in fig. 1.
The device comprises a base 1, a limiting step 1.1, a supporting rod 2, an annular air bag 3, a pressure plate 4, a connecting column 4.1, an inner sleeve 5, an outer sleeve 6, a sealing cavity 7, an inflation tube 8, a first mounting hole 8.1, a second mounting hole 8.2, a cover plate 8.3, a T-shaped valve core 8.4, an elastic part 8.5, an air inlet hole 8.6, an elastic reset part 9, a first compressor 10, a second compressor 11, an inflation hose 12, a sliding plate 13, an inflation joint 14 and an deflation joint 15.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
In the description of the present invention, it should be noted that the terms "upper end", "lower end", "outer side wall", "inner side wall", "outer side", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. It should also be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figure 1, the lifting automatic pressurizing boxing target provided by the invention comprises a support frame and a boxing target main body, wherein the boxing target main body is detachably connected to the upper end of the support frame, and the lifting automatic pressurizing boxing target is simple in structure and convenient to disassemble and assemble.
Specifically, the support frame comprises a base 1 with an opening at the upper end and a hollow cylindrical support rod 2, the inner cavity of the support rod 2 is communicated with the inner cavity of the base 1, and the support rod 2 and the base 1 are integrally injection-molded; in the use process, fine sand can be poured into the inner cavity of the base 1 to ensure the stability of the support frame, so that the weight is increased, and the stability of the lower end of the support seat is ensured.
In this embodiment, boxing target main part includes annular gasbag 3, and the lateral wall of annular gasbag 3 is multilayer structure, and multilayer structure from inside to outside includes environmental protection rag layer 3.1, high elasticity pearl cotton layer 3.2, buffering emulsion layer 3.3 and thickening high density PU cortex 3.4 respectively. The side wall of the air bag with the multilayer structure effectively enhances the impact strength of the air bag, and simultaneously reduces the probability of rupture of the air bag and improves the safety performance. In addition, a plurality of semicircular buffer airbags are also vertically arranged on the outer side wall of the annular airbag 3; after setting up like this, when training personnel's boxing cover hits and hits at 3 lateral walls of annular gasbag, the semicircular buffering gasbag of contact has played certain cushioning effect at first to alleviateed the direct atress of 3 lateral walls of annular gasbag body, reduced the probability that annular gasbag 3 bursts from another angle, promoted the security performance.
The annular air bag 3 is sleeved on the outer side wall of the support rod 2; and the upper end of the supporting rod 2 is detachably provided with a pressing plate 4, the pressing plate 4 is pressed and limited at the top of the annular air bag 3, and an elastic resetting piece 9 is arranged between the pressing plate 4 and the top of the annular air bag 3. The inner side wall of the upper end of the supporting rod 2 is provided with an internal thread, the lower end of the pressing plate 4 is provided with a connecting column 4.1 corresponding to the inner hole of the upper end of the supporting rod 2, and the outer side wall of the connecting column 4.1 is provided with an external thread matched with the internal thread.
In addition, the upper end of the base 1 is provided with a limit step 1.1, and a lifting mechanism for adjusting the height of the boxing target main body is also arranged between the lower end of the annular air bag 3 and the limit step 1.1; wherein, the pressfitting location of clamp plate 3 is at the top of annular gasbag 3, and is equipped with elasticity piece 4 that resets between clamp plate 3 and the annular gasbag 3 top. In this structure, realize the adjustment of position about the boxing target main part through elevating system to also set up current elasticity piece 4 that resets between boxing target main part upper end and fixed clamp plate 3, make more nimble, the convenience of boxing target main part in the adjustment of vertical high position.
An inflation assembly is arranged on the side wall of the annular air bag 3, and specifically, the inflation assembly is arranged at the position, corresponding to the lifting mechanism, of the bottom of the annular air bag 3. The inner cavity of the base 1 is internally provided with a first compressor 10 communicated with the inflation assembly, the annular air bag 3 is internally provided with a pressure sensor, the inner cavity of the base 1 is internally provided with a controller, and the controller is in signal connection with the pressure sensor and the first compressor 10. In this structure, when pressure was not enough in annular gasbag 3, pressure sensor can convey corresponding signal to controller, and the operation of first compressor 10 of controller control is toward automatic charging in annular gasbag 3, guarantees that the pressure in the annular gasbag 3 is in a steady state all the time to comfort level when guaranteeing the boxing training. Specifically, an installation window (not shown in the figure) is reserved on the base 1 in the structure and used for installing components such as the first compressor 10 and the controller, and the corresponding panel is detachably installed on the installation window, so that the components can be conveniently disassembled and assembled. More convenient, set up corresponding location installation box in base 1 inner chamber, can adorn corresponding components and parts in advance in the installation box during the installation, then pack into base 1's inner chamber with whole installation box in, reduce the installation degree of difficulty.
In addition, in the present embodiment, the lifting mechanism includes an inner sleeve 5, an outer sleeve 6 and a second compressor 11, the inner sleeve 5, the outer sleeve 6 and the second compressor are made of rubber materials and are corrugated, the outer sleeve 6 is coaxially disposed outside the inner sleeve 5, and an inflatable sealing cavity 7 is disposed between the inner sleeve 5 and the outer sleeve 6 to form an axially retractable corrugated rubber sleeve; the upper end of the corrugated rubber sleeve is abutted against the lower end of the boxing target main body, and the lower end of the corrugated rubber sleeve is abutted against the limiting step 1.1; an inflation assembly communicated with the sealing cavity 7 is arranged on the side wall of the outer sleeve 6; the second compressor 11 is arranged in the inner cavity of the base 1, and the air outlet end of the second compressor 11 is communicated with the sealed cavity 7 through an inflation assembly. In the structure, the air is inflated towards the sealing cavity 7 through the inflation assembly, the inside of the sealing cavity 7 is pressurized and can expand, and because the outer wall structures on two sides of the corrugated rubber sleeve in the structure are corrugated rubber sleeves, the rubber sleeves extend along the axial direction firstly after the sealing cavity 7 is pressurized, so that the boxing target body is pushed upwards, and at the moment, the elastic resetting piece 9 is compressed, and the height of the boxing target body rises; when its height is reduced to needs, as long as through taking external force, make the gas discharge part in the seal chamber 7, the ripple rubber cover after pressure reduction can reduce on high like this to, the reverse restoring force of elasticity piece 9 that resets this moment acts on the up end of boxing target main part down all the time, thereby guarantees that the upper and lower both ends atress of boxing target main part is stable all the time. In the above description, the elastic restoring member 9 is preferably a cylindrical spring or a rubber bellows, and the elastic member has a simple structure and is convenient to install, and the whole elastic member is directly sleeved outside the support rod 2.
As shown in fig. 1, in order to make the overall boxing target beautiful, an inflation hose 12 is provided in the sealed chamber 7, and one end of the inflation hose 12 is communicated with the inflation assembly, and the other end is communicated with the air outlet end of the second compressor 11. The first compressor 10 is communicated with the inflation assembly through a corresponding inflation hose 12 to realize the pressurization of the inflation of the air bag.
Specifically, as shown in fig. 3, the inflation assembly includes an inflation tube 8, one end of the inflation tube 8 near the inner cavity of the airbag is provided with a first mounting hole 8.1 with an opening at the inner end, the other end of the inflation tube 8 is provided with a second mounting hole 8.2 coaxial and communicated with the first mounting hole 8.1, and the aperture of the second mounting hole 8.2 is smaller than that of the first mounting hole 8.1; namely, the two mounting holes are communicated to form a T-shaped mounting channel; a cover plate 8.3 is arranged at the opening end of the inflation tube 8 close to the first mounting hole 8.1, a T-shaped valve core 8.4 is arranged in the first mounting hole 8.1 in a sliding mode, the small head end of the T-shaped valve core 8.4 is matched in the second mounting hole 8.2, the other end of the T-shaped valve core 8.4 is matched in the first mounting hole 8.1 in a sliding mode, and an elastic part 8.5 is arranged between the tail portion of the T-shaped valve core 8.4 and the cover plate 8.3; an air inlet 8.6 communicated with the inner cavity of the air bag is formed in the side wall of the first mounting hole 8.1, when external inflation equipment introduces air towards the second mounting hole 8.2 to drive the T-shaped valve core 8.4 to move towards one side of the inner cavity of the air bag until the air inlet 8.6 is exceeded, the air inlet 8.6 is communicated with the first mounting hole 8.1, namely, the external air can enter the inner cavity of the annular air bag 3 through the second mounting hole 8.2, the first mounting hole 8.1 and the air inlet 8.6 in sequence, and the inflation process of the annular air bag 3 is realized; after the external inflation pressure is eliminated, the elastic piece 8.5 drives the T-shaped valve core 8.6 to reset, and the second mounting hole 8.2 is driven to be sealed, in the structure, referring to fig. 3, the T-shaped valve core 8.4 can only move towards one side of the inner cavity of the annular air bag 3, the function similar to that of a one-way valve can only realize that external air enters the inner cavity of the annular air bag 3 through the inflation assembly, and on the contrary, due to the elastic action of the elastic piece 8.5, the T-shaped valve core 8.4 always has the trend of moving towards the second mounting hole 8.2, and the air is ensured not to leak. In the present invention, the elastic member 8.5 is preferably a circular arc-shaped small spring, but in other embodiments, the elastic member 8.5 may also be a rubber bellows or a wave spring structure as long as the elastic restoring force can be achieved.
As shown in fig. 4, the process of height adjustment for the annular bladder 3 in the above structure is: a sliding plate 13 which can slide horizontally and a driver (not shown) for driving the sliding plate 13 to slide are provided at the upper end of the second compressor 11. An inflation joint 14 and a deflation joint 15 are respectively arranged at the upper end of the sliding plate 13, and the inflation joint 14 and the deflation joint 15 can realize the lifting of the height, such as a lifting pneumatic telescopic pipe. Specifically, when the driver drives the sliding plate 13 to move to a position where the air charging connector 14 corresponds to the second mounting hole 8.2, the air charging connector 14 is communicated with the air outlet end of the second compressor 11 at the lower end of the air charging connector 14, then the air charging connector 14 extends out towards the second mounting hole 8.2 until the air outlet end of the air charging connector 14 is assembled in the second mounting hole 8.2, and the air charging process in the inner cavity of the annular air bag 3 can be realized by operating the second compressor 11, so that the corrugated rubber sleeve is lifted along the height direction.
When the corrugated rubber sleeve needs to be lowered, the position of the air bleeding joint 15 is adjusted through the sliding plate 13, when the position of the air bleeding joint 15 corresponds to the second mounting hole 8.2, the height of the air bleeding joint 15 is adjusted, the upper end of the air bleeding joint 15 abuts against the lower end of the T-shaped valve core 8.4, the T-shaped valve core 8.4 can lose the sealing of the air inlet hole 8.6 along with the fact that the air bleeding joint 15 is continuously ejected upwards, at the moment, the air in the annular air bag 3 is discharged from the second mounting hole 8.2, and the height of the corrugated rubber sleeve is lowered.
Further, in order to guarantee that relative rotation cannot occur between the annular air bag 3 and the support rod 2, the boxing training is influenced, a plurality of vertically extending limiting grooves (not shown in the figure) are arranged on the outer side wall of the support rod 2 along the circumferential direction, and correspondingly, limiting protrusions (not shown in the figure) matched with the limiting grooves are arranged on the side wall of the annular air bag 3.
The foregoing has described preferred embodiments of the present invention and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to vary, and various changes made within the scope of the independent claims of the present invention are within the scope of the present invention.
Claims (8)
1. The utility model provides a liftable automatic pressure boost boxing target, includes support frame and boxing target main part, its characterized in that: the boxing target main body is detachably connected to the upper end of a support frame, the support frame comprises a base (1) with an opening at the upper end and a hollow cylindrical support rod (2), the inner cavity of the support rod (2) is communicated with the inner cavity of the base (1), and the support rod (2) and the base (1) are integrally injection-molded; the boxing target main body is sleeved on the outer side wall of the support rod (2) in a sliding mode, a limiting step (1.1) is arranged at the upper end of the base (1), and a lifting mechanism used for automatically adjusting the height of the boxing target main body is arranged between the lower end of the boxing target main body and the limiting step (1.1);
the boxing target main body comprises an annular air bag (3), and the annular air bag (3) is sleeved on the outer side wall of the supporting rod (2); a pressing plate (4) is detachably arranged at the upper end of the supporting rod (2), the pressing plate (4) is pressed and limited at the top of the annular air bag (3), and an elastic resetting piece (9) is arranged between the pressing plate (4) and the top of the annular air bag (3);
be equipped with the inflation assembly on the lateral wall of annular gasbag (3), be equipped with in the inner chamber of base (1) with first compressor (10) of inflation assembly intercommunication, be equipped with pressure sensor in annular gasbag (3), be equipped with the controller in base (1) inner chamber, controller and pressure sensor, first compressor (10) signal connection.
2. The liftable automatic pressurizing boxing target of claim 1, wherein: the lateral wall of annular gasbag (3) is multilayer structure, and multilayer structure from interior to exterior includes rag layer (3.1), pearl cotton layer (3.2), emulsion layer (3.3), PU skin (3.4) in proper order.
3. The liftable automatic pressurizing boxing target of claim 1, wherein: the lifting mechanism comprises an inner sleeve (5), an outer sleeve (6) and a second compressor (11), wherein the inner sleeve (5), the outer sleeve (6) and the second compressor are made of rubber materials and are corrugated, the outer sleeve (6) is coaxially arranged outside the inner sleeve (5), and an inflatable sealing cavity (7) is arranged between the inner sleeve (5) and the outer sleeve (6) to form an axially telescopic corrugated rubber sleeve; the upper end of the corrugated rubber sleeve abuts against the lower end of the boxing target main body, and the lower end of the corrugated rubber sleeve abuts against the limiting step (1.1); be equipped with the inflatable component with sealed chamber (7) intercommunication on the lateral wall of overcoat (6), second compressor (11) set up in the inner chamber of base (1), just the end of giving vent to anger of second compressor (11) passes through inflatable component and sealed chamber (7) intercommunication.
4. The liftable automatic pressurizing boxing target of claim 3, wherein: an inflation hose (12) is arranged in the sealed cavity (7), one end of the inflation hose (12) is communicated with the inflation assembly, and the other end of the inflation hose is communicated with the air outlet end of the second compressor (11).
5. The liftable automatic pressurizing boxing target of claim 1 or 3, which is characterized in that: the inflation assembly comprises an inflation tube (8), one end of the inflation tube (8), which is close to the sealing cavity, is provided with a first mounting hole (8.1) with an opening at the inner end, the other end of the inflation tube (8) is provided with a second mounting hole (8.2) which is coaxial and communicated with the first mounting hole (8.1), and the aperture of the second mounting hole (8.2) is smaller than that of the first mounting hole (8.1); a cover plate (8.3) is arranged at the opening end of the inflation tube (8) close to the first mounting hole (8.1), a T-shaped valve core (8.4) is arranged in the first mounting hole (8.1) in a sliding mode, the small head end of the T-shaped valve core (8.4) is matched in the second mounting hole (8.2), the other end of the T-shaped valve core (8.4) is matched in the first mounting hole (8.1) in a sliding mode, and an elastic piece (8.5) is arranged between the tail portion of the T-shaped valve core (8.4) and the cover plate (8.3); an air inlet hole (8.6) communicated with the sealed cavity is formed in the side wall of the first mounting hole (8.1), and when external inflation equipment introduces air towards the second mounting hole (8.2) to drive the T-shaped valve core (8.4) to move towards one side of the sealed cavity until the position of the T-shaped valve core exceeds the position of the air inlet hole (8.6), the inflation state of the air bag (7) is realized; when the external inflation pressure is eliminated, the elastic piece (8.5) drives the T-shaped valve core (8.6) to reset, and the second mounting hole (8.2) is promoted to be sealed.
6. The liftable automatic pressurizing boxing target of claim 1, wherein: be equipped with the internal thread on the inside wall of bracing piece (2) upper end, the lower extreme of clamp plate (3) is equipped with spliced pole (3.1) corresponding with bracing piece (2) upper end hole, just be equipped with on the lateral wall of spliced pole (3.1) with internal thread matched with external screw thread.
7. The liftable automatic pressurizing boxing target of claim 1 or 6, which is characterized in that: the elastic reset piece (9) is a cylindrical spring or a rubber corrugated pipe.
8. The liftable automatic pressurizing boxing target of claim 1, wherein: the lateral wall of the support rod (2) is circumferentially provided with a plurality of vertically extending limiting grooves, and the lateral wall of the annular air bag (3) is provided with limiting bulges matched with the limiting grooves.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN114646144A (en) * | 2022-02-23 | 2022-06-21 | 青岛海尔空调器有限总公司 | Auxiliary control method and device for boxing training, boxing training device and air conditioner |
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CN114646144B (en) * | 2022-02-23 | 2024-03-19 | 青岛海尔空调器有限总公司 | Auxiliary control method and device for boxing, boxing device and air conditioner |
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Application publication date: 20210223 |