CN112389938A

CN112389938A - Short-distance jet impact propulsion device

Info

Publication number: CN112389938A
Application number: CN202011349693.7A
Authority: CN
Inventors: 蒋迟从
Original assignee: Sanmen Missionary Machinery Equipment Co ltd
Current assignee: Sanmen Missionary Machinery Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-02-23

Abstract

The invention discloses a short-distance jet impact propulsion device, which comprises a main machine body, wherein a moving cavity with an opening facing to the left is arranged in the main machine body, the inner wall of the moving cavity is provided with a pushing column in a left-right sliding way, the extending part at the left side of the pushing column extends out of the outside, and the left side surface is fixedly provided with a pushing block which can be contacted with an object to be pushed, the right side surface of the pushing column is fixedly provided with a sliding column, the right side of the moving cavity is communicated with a pushing cavity, and the extending part of the sliding column extends into the pushing cavity, the invention adopts a manual mode to carry out power conversion, has higher applicability, and can carry out jet-propelled impact propulsion on the object to be propelled in a narrow space and at a short distance, can effectively strengthen the propulsion force, wherein, the vacuum suction and compressed air charging operation of the preparation mechanism can ensure that the conversion rate of manual manpower into propelling force is higher.

Description

Short-distance jet impact propulsion device

Technical Field

The invention relates to the field related to jet propulsion, in particular to a short-distance jet impact propulsion device.

Background

In real life, when an object needs to be propelled in many times, due to the fact that space is limited, the device can be additionally arranged or the propelling acceleration distance of manual propelling is short, propelling is difficult to achieve, finally, large-scale equipment is needed for scheduling, time and labor are consumed, and cost is quite high.

Disclosure of Invention

In order to solve the problems, the embodiment designs a short-distance jet impact propulsion device, which comprises a main machine body, wherein the main machine body is internally provided with a moving cavity with an opening facing left, the inner wall of the moving cavity slides leftwards and rightwards to be provided with a pushing column, the left extending part of the pushing column extends out of the outside, the left side surface of the pushing column is fixedly provided with a pushing block, the pushing block can be contacted with an object to be pushed, the right side surface of the pushing column is fixedly provided with a sliding column, the right side of the moving cavity is communicated with a pushing cavity, the extending part of the sliding column extends into the pushing cavity, the right side surface of the sliding column is fixedly provided with a sliding piston with a sealing effect, the main machine body is internally provided with a preparation mechanism which can vacuumize the pushing cavity and compress air, the preparation mechanism comprises a vacuum suction cavity, the vacuum cavity is arranged on the right side of the pushing cavity, and, the rear wall of the vacuum suction cavity is rotatably provided with a disc, the front side surface of the disc is rotatably provided with a rotating shaft, the periphery of the rotating shaft is fixedly provided with an impeller, the periphery of the impeller is fixedly provided with six blades which are symmetrical by taking the rotating shaft as a center, the bottom surface of the main machine body is fixedly provided with a U-shaped support, the periphery of the U-shaped support is provided with two bilaterally symmetrical pull sleeves in a vertical sliding manner, a pull rod is fixedly arranged between the two pull sleeves, the top surface of the pull rod is fixedly provided with a U-shaped connecting table, the top surface of the U-shaped connecting table is fixedly provided with a power screw rod, a storage cavity is arranged in the push column, an elastic air bag is fixedly arranged between the bottom wall and the right wall of the storage cavity, a pressure air cavity is formed in the elastic air bag, an injection cavity is formed in the push column, an injection one-way valve is fixedly arranged, the right side of the pushing column is fixedly provided with a leather hose, a compression one-way valve is fixedly arranged between the leather hose and the air compression cavity, the compression one-way valve can only be conveyed from the right side to the left side, a straight pipe is fixedly embedded in the inner wall of the sliding column and the sliding piston, the straight pipe is communicated with the injection cavity, the straight pipe can be communicated with the pushing cavity, a starting mechanism which can jet and output compressed air and drive the pushing column to rapidly eject leftwards to achieve the impact propulsion effect is arranged in the main machine body, the starting mechanism comprises a trigger, a rectangular cavity with a downward opening is arranged on the lower side of the moving cavity, a power shaft is arranged between the front wall and the rear wall of the rectangular cavity in a rotating manner, the trigger is fixedly arranged on the periphery of the power shaft, the extension part of the trigger extends out of the outside, a work cavity is arranged on the left side of the rectangular cavity, and the work cavity, the injection device is characterized in that a lower side of the injection cavity is communicated with a downward reset cavity, the reset cavity can be communicated with the I-shaped cavity, a sealing block capable of sealing the injection cavity is arranged on the inner wall of the reset cavity in a sliding mode, a cross shaft is arranged on the right wall of the I-shaped cavity in a rotating mode, a reel is fixedly arranged on the periphery of the cross shaft, a pull rope is wound on the periphery of the reel, an extending portion of the pull rope is fixedly connected with the bottom surface of the sealing block, a control cavity is arranged on the lower side of a sliding piston in a communicating mode, a lifting block capable of extending into the push cavity to seal the push cavity is arranged on the right wall of the control cavity in a sliding mode, an adjusting screw rod is arranged between the left wall and the right wall of the control cavity in a rotating mode, a moving block is arranged on the periphery.

Preferably, a power cavity is formed in the rear side of the vacuum suction cavity, a ratchet cavity is formed in the lower side of the power cavity, a thread sleeve cavity is communicated with the lower side of the ratchet cavity, a thread sleeve is arranged between the thread sleeve cavity and the ratchet cavity in a rotating mode, an extending portion on the upper side of the power screw rod extends into the thread sleeve cavity and is in threaded connection with the thread sleeve, a ratchet wheel set is fixedly mounted on the top surface of the thread sleeve in the ratchet cavity, a short shaft is arranged between the ratchet cavity and the power cavity in a rotating mode and is in power connection with the ratchet set, a disc shaft is arranged on the rear wall of the power cavity in a rotating mode, a driven bevel gear set is arranged between the short shaft and the disc shaft in a transmission connection mode, a front extending portion of the disc shaft is located in the vacuum suction cavity and is fixedly connected with the rear side face of the disc, and a rear extending portion of the rotating shaft penetrates through the inner wall of, and extend into the power cavity, the rotation axis with the transmission is connected between the disc axle and is equipped with driven belt group, the antetheca rotation in power cavity is equipped with the gear shaft, the gear shaft with the transmission is connected between the disc axle and is equipped with transmission belt group, the right side of inhaling the vacuum cavity has been seted up the disengagement chamber, the separator has set firmly between the inner wall in disengagement chamber, it is equipped with the conveyer pipe to inhale the vacuum cavity with the intercommunication between the disengagement chamber, the conveyer pipe with inhale the position of intercommunication between the vacuum cavity and be located inhale the vacuum cavity upside, the left and right sides of inhaling the vacuum cavity all communicates and is equipped with the conveyer pipe, the end fixed mounting of conveyer pipe has one-way delivery valve, is located the left side one-way delivery valve with promote the chamber intercommunication, is located the right side one-way delivery valve with the disengagement chamber intercommunication, one-way delivery valve only can turn right to carry from a left side, and an ejection spring is fixedly arranged between the right side surface of the pushing column and the right wall of the moving cavity.

But preferred, promote the upside in chamber and seted up the T die cavity, the T die cavity with the leather hose intercommunication, the gear chamber has been seted up to T die cavity upside, it is equipped with the bent axle to rotate between the upper and lower wall of T die cavity, bent axle upside extension stretches into the gear intracavity, gear shaft front side extension stretches into the gear intracavity, the gear shaft with the transmission connection is equipped with transmission bevel gear group between the bent axle, is located in the T die cavity the bent axle periphery is rotated and is equipped with rotatory cover, the periphery of rotatory cover has set firmly the connecting rod, the articulated promotion piston that is equipped with in left side end of connecting rod, promote the piston with T die cavity inner wall sliding connection, the T die cavity with communicating pipe is installed to the intercommunication between the separation chamber.

Preferably, the rear wall of the rectangular cavity is provided with a driven shaft in a rotating mode, the cross shaft and the extension part of the adjusting screw rod extend into the rectangular cavity, the cross shaft, the adjusting screw rod and the driven shaft are connected in a transmission mode and provided with a connecting bevel gear set, the peripheries of the power shaft and the driven shaft are respectively and fixedly provided with a reverse gear, the reverse gears are meshed with each other, a reset spring is fixedly installed between the left side face of the moving block and the left wall of the control cavity, and a jacking spring is fixedly installed between the bottom face of the sealing block and the bottom wall of the reset cavity.

Preferably, the fixed block has all been set firmly on the upper and lower side of the host computer body, the articulated splint that are equipped with of leading flank of fixed block, two splint are close to the side each other and have set firmly the clamp splice, the clamp splice can with treat to impel the object butt, splint with fixed mounting has clamping spring between the host computer body left surface, the bottom surface of the host computer body has set firmly handle and shoulder to hold in the palm, the handle is located U type support left side, the shoulder holds in the palm and is located U type support right side, the handle with fixed mounting has L type bounding wall between the host computer body bottom surface, the trigger is located in the L type bounding wall.

The invention has the beneficial effects that: the manual jet propulsion device adopts a manual mode to carry out power conversion, has higher applicability, can carry out jet impact propulsion on an object to be propelled in a narrow space and a short distance, and can effectively strengthen the propulsion force, wherein the conversion rate of converting manual manpower into the propulsion force is higher by utilizing the operations of vacuum suction and compressed air filling of the preparation mechanism, the used propulsion force is larger, the control effect of the starting mechanism is utilized, the jet effect can be normally embodied, the preparation mechanism is not influenced when in work, the transmission structure is ingenious, and the linkage is strong.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a rear side structure view of the vacuum suction chamber in the present invention.

Fig. 3 is an enlarged schematic view of a in fig. 1.

Fig. 4 is an enlarged schematic view of B in fig. 1.

Fig. 5 is an enlarged schematic view of C in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-5, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a short-distance jet impact propulsion device, which comprises a main machine body 17, wherein a moving cavity 56 with an opening facing to the left is arranged in the main machine body 17, a pushing column 14 is arranged on the inner wall of the moving cavity 56 in a left-right sliding manner, the left extending part of the pushing column 14 extends out of the outside, a pushing block 13 is fixedly arranged on the left side surface of the pushing block 13, the pushing block 13 can be contacted with an object 11 to be propelled, a sliding column 52 is fixedly arranged on the right side surface of the pushing column 14, a pushing cavity 50 is communicated with the right side of the moving cavity 56, the extending part of the sliding column 52 extends into the pushing cavity 50, a sliding piston 51 with a sealing effect is fixedly arranged on the right side surface of the sliding block, a preparation mechanism 101 capable of vacuumizing the pushing cavity 50 and compressing air is arranged in the main machine body 17, the preparation mechanism 101 comprises a vacuum suction cavity 45, the vacuum suction cavity 45 is arranged on the right side, the vacuum suction chamber 45 is filled with vacuum oil, a disc 46 is rotatably arranged on the rear wall of the vacuum suction chamber 45, a rotating shaft 49 is rotatably arranged on the front side surface of the disc 46, an impeller 48 is fixedly arranged on the periphery of the rotating shaft 49, six blades 47 which are symmetrical with the rotating shaft 49 as the center are fixedly arranged on the periphery of the impeller 48, a U-shaped support 31 is fixedly arranged on the bottom surface of the main machine body 17, two bilaterally symmetrical pull sleeves 34 are slidably arranged on the periphery of the U-shaped support 31 up and down, a pull rod 33 is fixedly arranged between the two pull sleeves 34, a U-shaped connecting table 35 is fixedly arranged on the top surface of the pull rod 33, a power screw rod 36 is fixedly arranged on the top surface of the U-shaped connecting table 35, a storage chamber 15 is arranged in the push column 14, an elastic air bag 16 is fixedly arranged between the bottom wall and the right wall of the storage chamber 15, an air pressure chamber 68 is arranged in the elastic air bag, an injection one-way valve 69 is fixedly installed between the injection cavity 70 and the air pressing cavity 68, the injection one-way valve 69 can only be transmitted from the top to the bottom, a leather hose 53 is fixedly installed on the right side surface of the push column 14, a compression one-way valve 55 is fixedly installed between the leather hose 53 and the air pressing cavity 68, the compression one-way valve 55 can only be transmitted from the right to the left, a straight pipe 54 is fixedly embedded in the inner walls of the slide column 52 and the slide piston 51, the straight pipe 54 is communicated with the injection cavity 70, the straight pipe 54 is communicated with the push cavity 50, a starting mechanism 102 capable of ejecting compressed air in an air injection manner is arranged in the main machine body 17 and driving the push column 14 to eject leftwards quickly to achieve an impact propulsion effect, the starting mechanism 102 comprises a trigger 23, a rectangular cavity 78 with a downward opening is formed in the lower side of the moving cavity 56, and a power shaft 79 is rotatably arranged between the front wall and the rear wall of the, the trigger 23 sets firmly on the power shaft 79 periphery, trigger 23 extension stretches out the external world, worker's die cavity 75 has been seted up to the left side in rectangular cavity 78, worker's die cavity 75 with remove chamber 56 intercommunication, it is equipped with opening chamber 72 that resets downwards to spray chamber 70 downside intercommunication, reset chamber 72 can with worker's die cavity 75 intercommunication, it is equipped with in the sliding of chamber 72 inner wall and seals to reset the seal block 71 of spraying chamber 70, worker's die cavity 75 right wall rotates and is equipped with the cross axle 76, the periphery of cross axle 76 has set firmly reel 77, the periphery of reel 77 is equipped with stay cord 74 around being equipped with, stay cord 74 extension with seal block 71 bottom surface fixed connection, the downside intercommunication of sliding piston 51 is equipped with control chamber 91, the right wall of control chamber 91 slides and is equipped with and to stretch into it seals to promote the chamber 50 internal seal promote the lift piece 30 of chamber 50, an adjusting screw 29 is rotatably arranged between the left wall and the right wall of the control cavity 91, a moving block 27 is connected to the outer periphery of the adjusting screw 29 in a threaded manner, the moving block 27 is connected with the bottom wall of the control cavity 91 in a sliding manner, and an adjusting connecting rod 28 is hinged between the moving block 27 and the lifting block 30.

Beneficially, a power cavity 57 is formed in the rear side of the vacuum suction cavity 45, a ratchet cavity 65 is formed in the lower side of the power cavity 57, a screw sleeve cavity 67 is communicated with the lower side of the ratchet cavity 65, a screw sleeve 66 is rotatably arranged between the screw sleeve cavity 67 and the ratchet cavity 65, an upper extending portion of the power screw 36 extends into the screw sleeve cavity 67 and is in threaded connection with the screw sleeve 66, a ratchet set 64 is fixedly mounted on the top surface of the screw sleeve 66 located in the ratchet cavity 65, a short shaft 63 is rotatably arranged between the ratchet cavity 65 and the power cavity 57 and is in power connection with the ratchet set 64, a disc shaft 60 is rotatably arranged on the rear wall of the power cavity 57, a driven bevel gear set 62 is arranged between the short shaft 63 and the disc shaft 60 in a transmission connection manner, a front extending portion of the disc shaft 60 is located in the vacuum suction cavity 45 and is fixedly connected with the rear side surface of the disc 46, the rear side extension part of the rotating shaft 49 penetrates through the inner wall of the disc 46 and extends into the power cavity 57, a driven belt set 61 is arranged between the rotating shaft 49 and the disc shaft 60 in a transmission connection mode, a gear shaft 58 is arranged on the front wall of the power cavity 57 in a rotating mode, a transmission belt set 59 is arranged between the gear shaft 58 and the disc shaft 60 in a transmission connection mode, a separation cavity 41 is formed in the right side of the vacuum suction cavity 45, a separator 40 is fixedly arranged between the inner wall of the separation cavity 41, a conveying pipe 38 is arranged between the vacuum suction cavity 45 and the separation cavity 41 in a communication mode, the conveying pipe 38 is positioned on the upper side of the vacuum suction cavity 45 in a communication mode, conveying pipes 44 are arranged on the left side and the right side of the vacuum suction cavity 45 in a communication mode, a one-way conveying valve 43 is fixedly mounted at the tail end of each conveying pipe 44 and positioned on the left side, the one-way conveying valve 43 positioned at the right side is communicated with the separation cavity 41, the one-way conveying valve 43 can only convey from left to right, a power spring 32 is fixedly arranged between the pull rod 33 and the U-shaped bracket 31, an ejection spring 89 is fixedly arranged between the right side surface of the pushing column 14 and the right wall of the moving cavity 56, the U-shaped connecting platform 35 and the power screw rod 36 can move downwards by manually pulling the pull rod 33 downwards, so that the power screw rod 36 drives the screw sleeve 66 to rotate forwards, the ratchet group 64 drives the short shaft 63 to rotate forwards at the moment, the pull rod 33 can be reset through the power spring 32, when the pull rod 33 moves upwards and resets, the power screw rod 36 drives the screw sleeve 66 to rotate backwards, the short shaft 63 does not move at the moment, and the disc shaft 60 can rotate anticlockwise through the forward rotation of the short shaft 63, the rotating shaft 49 is rotated counterclockwise by the driven belt set 61, the vane 47 is rotated counterclockwise and drives the air sucked from the push chamber 50 to be delivered to the right into the separation chamber 41 and the separator 40, the oil and the air are separated by the separator 40, the oil is introduced to the lower side of the separator 40, the air is discharged upward, the push chamber 50 is vacuumed, the sliding piston 51, the sliding column 52 and the push column 14 are moved rightward, and the ejection spring 89 is contracted.

Beneficially, a T-shaped cavity 83 is formed in the upper side of the pushing cavity 50, the T-shaped cavity 83 is communicated with the leather hose 53, a gear cavity 88 is formed in the upper side of the T-shaped cavity 83, a crankshaft 86 is rotatably arranged between the upper wall and the lower wall of the T-shaped cavity 83, an upper extending portion of the crankshaft 86 extends into the gear cavity 88, a front extending portion of the gear shaft 58 extends into the gear cavity 88, a transmission bevel gear set 87 is arranged in transmission connection between the gear shaft 58 and the crankshaft 86, a rotating sleeve 85 is rotatably arranged on the outer periphery of the crankshaft 86 in the T-shaped cavity 83, a connecting rod 84 is fixedly arranged on the outer periphery of the rotating sleeve 85, a pushing piston 82 is hinged to the left end of the connecting rod 84, the pushing piston 82 is slidably connected with the inner wall of the T-shaped cavity 83, a communicating pipe 42 is communicated between the T-shaped cavity 83 and the separating cavity 41, and the communicating pipe 42 can enable the, the rotation of the gear shaft 58 can make the crankshaft 86 drive the connecting rod 84 and the pushing piston 82 to move back and forth left and right, so that the pushing piston 82 can push the air entering the T-shaped cavity 83, and the air is pressurized into the air pressure chamber 68 through the leather hose 53 and the compression check valve 55, at this time, the sealing block 71 is in a closed state, and then the elastic air bag 16 can be expanded to absorb more compressed air.

Advantageously, a driven shaft 90 is rotatably arranged on the rear wall of the rectangular cavity 78, the transverse shaft 76 and the extension part of the adjusting screw 29 both extend into the rectangular cavity 78, a connecting bevel gear set 81 is arranged between the transverse shaft 76, the adjusting screw 29 and the driven shaft 90 in a transmission connection manner, reverse gears 80 are fixedly arranged on the peripheries of the power shaft 79 and the driven shaft 90, the two reverse gears 80 are mutually engaged, a return spring 26 is fixedly arranged between the left side surface of the moving block 27 and the left wall of the control cavity 91, a top pressure spring 73 is fixedly arranged between the bottom surface of the sealing block 71 and the bottom wall of the return cavity 72, when the vacuum is extracted from the pushing cavity 50 and the compressed air is completely filled into the compressed air cavity 68, the trigger 23 is manually shifted to the right, so that the power shaft 79 drives the driven shaft 90 to rotate, and the transverse shaft 76 and the adjusting screw 29 can simultaneously rotate, the rotation of the adjusting screw 29 can move the moving block 27 to the right, so that the adjusting link 28 can drive the lifting block 30 to ascend into the pushing cavity 50, at this time, the lifting block 30 closes the one-way delivery valve 43 located on the left, the reel 77 can gather the pulling rope 74 through the rotation of the transverse shaft 76, so that the pulling rope 74 can pull the sealing block 71 to move downwards, at this time, the injection cavity 70 can be in a communication state, so that the compressed air in the air compression cavity 68 can be injected into the pushing cavity 50 through the injection one-way valve 69, the injection cavity 70 and the compression one-way valve 55, and the sliding piston 51 and the sliding column 52 can drive the pushing column 14 and the pushing block 13 to rapidly impact and push the object to be pushed 11 to the left through the reverse elasticity of the ejection spring 89, when the air injection is finished, the sealing block 71 and the trigger 23 can be reset through the elastic action of the return spring 26 and the top pressure spring 73.

Beneficially, the upper and lower side surfaces of the main body 17 are fixedly provided with the fixing blocks 20, the front side surface of the fixing block 20 is hinged with the clamping plates 19, the two clamping plates 19 are fixedly provided with the clamping blocks 18 close to each other, the clamping blocks 18 can be abutted to the object 11 to be propelled, the clamping spring 12 is fixedly arranged between the clamping plates 19 and the left side surface of the main body 17, the bottom surface of the main body 17 is fixedly provided with the handle 24 and the shoulder supports 37, the handle 24 is positioned at the left side of the U-shaped bracket 31, the shoulder supports 37 are positioned at the right side of the U-shaped bracket 31, the L-shaped surrounding plate 22 is fixedly arranged between the handle 24 and the bottom surface of the main body 17, the trigger 23 is positioned in the L-shaped surrounding plate 22, when in use, one hand holds the handle 24, fingers extend into the L-shaped surrounding plate 22 to abut against the trigger 23, the other hand holds the pull rod 33 and the U-shaped bracket 31, the clamping block 18 can clamp the object 11 to be propelled through the clamping plate 19 and the clamping spring 12, so that the effect of stable centering is achieved.

The steps of using a short-range jet impingement propulsion unit herein are described in detail below with reference to figures 1 to 5:

in the initial state, the lifting block 30 is located in the control chamber 91, and the sealing block 71 closes the injection chamber 70.

When the device is used, a hand is used for holding the handle 24, fingers extend into the L-shaped surrounding plate 22 to abut against the trigger 23, the other hand holds the pull rod 33 and the U-shaped bracket 31, the shoulder supports 37 are supported by the shoulder, the clamping block 18 can clamp the object 11 to be pushed through the clamping plate 19 and the clamping spring 12, so that the effect of stable centering is achieved, the U-shaped connecting platform 35 and the power screw 36 can move downwards through manually pulling the pull rod 33 downwards, so that the power screw 36 can drive the screw sleeve 66 to rotate forwards, the ratchet group 64 can drive the short shaft 63 to rotate forwards, the pull rod 33 can be reset through the power spring 32, when the pull rod 33 moves upwards and resets, the power screw 36 drives the screw sleeve 66 to rotate backwards, the short shaft 63 is fixed, the disc shaft 60 can rotate anticlockwise through the forward rotation of the short shaft 63, the rotating shaft 49 can rotate through the driven belt group 61, the blades 47 can rotate anticlockwise and drive air absorbed from the pushing cavity 50 to be conveyed rightwards into the separating cavity 41 and the separator 40, the oil and the air can be separated by the separator 40, so that the oil enters the lower side of the separator 40, the air is discharged upwards, the pushing cavity 50 can be in a vacuum state, the sliding piston 51, the sliding column 52 and the pushing column 14 can be moved rightwards, the ejection spring 89 is in a contraction state, the sucked air can enter the T-shaped cavity 83 through the communication pipe 42, the crankshaft 86 can drive the connecting rod 84 and the pushing piston 82 to move leftwards and rightwards in a reciprocating manner by the rotation of the gear shaft 58, the air pushed into the T-shaped cavity 83 by the pushing piston 82 can be pressurized into the air pressing cavity 68 through the leather hose 53 and the compression one-way valve 55, the sealing block 71 is in a closed state at the moment, the elastic air bag 16 can be expanded to absorb more compressed air, when the vacuum is sucked from the pushing cavity 50 and the compressed air is filled into the air pressing cavity 68, the trigger 23 is manually pushed rightwards, the power shaft 79 can be driven to rotate the driven shaft 90, so that the transverse shaft 76 and the adjusting screw 29 can be simultaneously rotated, the rotation of the adjusting screw 29 can be used for driving the moving block 27 to move rightwards, so that the adjusting connecting rod 28 can drive the lifting block 30 to ascend into the pushing cavity 50, at the moment, the lifting block 30 seals the one-way conveying valve 43 positioned on the left side, the pulling rope 74 can be gathered by the winding wheel 77 through the rotation of the transverse shaft 76, so that the pulling rope 74 can pull the sealing block 71 to move downwards, at the moment, the spraying cavity 70 can be in a communicated state, so that the compressed air in the air pressing cavity 68 can be sprayed into the pushing cavity 50 through the spraying one-way valve 69, the spraying cavity 70 and the compression one-way valve 55, the sliding piston 51 and the sliding column 52 can drive the pushing column 14 and the pushing block 13 to rapidly impact leftwards to push the object 11 to be pushed through the resilience of the ejection spring 89, when the air spraying, the seal block 71 and trigger 23 can be reset.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. A short-distance jet impact propulsion device comprises a main machine body, and is characterized in that: the internal removal chamber that is equipped with the opening towards the left side of host computer, the inner wall horizontal slip that removes the chamber is equipped with the promotion post, it stretches out the external world to promote post left side extension, and its left surface has set firmly and has promoted the piece, it can with wait to impel the object contact to promote the piece, the right side that promotes the post has set firmly the slip post, the right side intercommunication that removes the chamber is equipped with promotes the chamber, slip post extension stretches into promote the intracavity, and its right surface has set firmly the slip piston that has sealed effect, the internal being equipped with of host computer can be right promote the chamber evacuation to and compressed air's preparation mechanism, preparation mechanism is including inhaling the vacuum chamber, it sets up in to inhale the vacuum chamber the right side in promotion chamber, it has filled with vacuum oil to inhale the vacuum chamber intracavity, the back wall rotation of inhaling the vacuum chamber is equipped with the disc, the leading flank rotation of disc is equipped with the, an impeller is fixedly arranged on the periphery of the rotating shaft, six blades which are symmetrical by taking the rotating shaft as a center are fixedly arranged on the periphery of the impeller, a U-shaped support is fixedly arranged on the bottom surface of the main machine body, two bilaterally symmetrical pull sleeves are arranged on the periphery of the U-shaped support in a vertically sliding manner, a pull rod is fixedly arranged between the two pull sleeves, a U-shaped connecting table is fixedly arranged on the top surface of the pull rod, a power screw rod is fixedly arranged on the top surface of the U-shaped connecting table, a storage cavity is formed in the push column, an elastic air bag is fixedly arranged between the bottom wall and the right wall of the storage cavity, an air pressing cavity is formed in the elastic air bag, an injection cavity is formed in the push column, an injection one-way valve is fixedly arranged between the injection cavity and the air pressing cavity, the injection one-way valve can only be transmitted from top to bottom, a leather hose is fixedly arranged on the right side surface of, the compression one-way valve can only be conveyed from right to left, a straight pipe is fixedly embedded in the inner walls of the sliding column and the sliding piston, the straight pipe is communicated with the injection cavity, and the straight pipe can be communicated with the pushing cavity;

the host machine is internally provided with a starting mechanism which can jet compressed air and can drive the push column to rapidly eject leftwards to achieve an impact propulsion effect, the starting mechanism comprises a trigger, a rectangular cavity with a downward opening is formed in the lower side of the moving cavity, a power shaft is arranged between the front wall and the rear wall of the rectangular cavity in a rotating mode, the trigger is fixedly arranged on the periphery of the power shaft, the extending part of the trigger extends out of the outside, a tool cavity is formed in the left side of the rectangular cavity and communicated with the moving cavity, a reset cavity with a downward opening is formed in the lower side of the injection cavity in a communicating mode and can be communicated with the tool cavity, a sealing block capable of sealing the injection cavity is arranged on the inner wall of the reset cavity in a sliding mode, a transverse shaft is arranged on the right wall of the tool cavity in a rotating mode, a reel is fixedly arranged on the periphery of the transverse shaft, and a, the pull rope extending portion is fixedly connected with the bottom surface of the sealing block, a control cavity is communicated with the lower side of the sliding piston, a lifting block capable of extending into the pushing cavity to seal the pushing cavity is slidably arranged on the right wall of the control cavity, an adjusting screw rod is rotatably arranged between the left wall and the right wall of the control cavity, a moving block is connected to the outer periphery of the adjusting screw rod in a threaded mode, the moving block is slidably connected with the bottom wall of the control cavity, and an adjusting connecting rod is hinged between the moving block and the lifting block.

2. A short-range jet-propelled impact propulsion device according to claim 1, characterised in that: the rear side of the vacuum suction cavity is provided with a power cavity, the lower side of the power cavity is provided with a ratchet cavity, the lower side of the ratchet cavity is communicated with a screw sleeve cavity, a screw sleeve is arranged between the screw sleeve cavity and the ratchet cavity in a rotating manner, the upper side extension part of the power screw rod extends into the screw sleeve cavity and is in threaded connection with the screw sleeve, a ratchet wheel set is fixedly arranged on the top surface of the screw sleeve in the ratchet cavity, a short shaft is arranged between the ratchet cavity and the power cavity in a rotating manner and is in power connection with the ratchet set, the rear wall of the power cavity is provided with a disc shaft in a rotating manner, a driven bevel gear set is arranged between the short shaft and the disc shaft in a transmission connection manner, the front side extension part of the disc shaft is arranged in the vacuum suction cavity and is fixedly connected with the rear side surface of the disc, the rear side extension part of the rotating shaft penetrates through the inner wall of the disc and extends into the, the rotation axis with the transmission is connected between the disc axle and is equipped with driven belt group, the antetheca in power chamber rotates and is equipped with the gear shaft, the gear shaft with the transmission is connected between the disc axle and is equipped with transmission belt group, the right side of inhaling the vacuum chamber has seted up the disengagement chamber, the separator has set firmly between the inner wall in disengagement chamber, it is equipped with the conveyer pipe to inhale the vacuum chamber with the intercommunication between the disengagement chamber, the conveyer pipe with inhale the position of intercommunication between the vacuum chamber and be located inhale the vacuum chamber upside, the left and right sides of inhaling the vacuum chamber all communicates and is equipped with the conveyer pipe, the terminal fixed mounting of conveyer pipe has one-way delivery valve, is located the left side one-way delivery valve with promote the chamber intercommunication, be located the right side one-way delivery valve with the disengagement chamber intercommunication, one-way delivery valve only can turn right from a left side to carry, and an ejection spring is fixedly arranged between the right side surface of the pushing column and the right wall of the moving cavity.

3. A short-range jet-propelled impact propulsion device according to claim 2, characterised in that: the utility model discloses a gear assembly, including T die cavity, gear shaft, connecting rod, leather hose intercommunication, T die cavity upside, transmission connection between the bent axle is equipped with transmission bevel gear group, is located in the T die cavity the bent axle periphery is rotated and is equipped with the swivel mount, the periphery of swivel mount has set firmly the connecting rod, the terminal articulated promotion piston that is equipped with in left side of connecting rod, promote the piston with T die cavity inner wall sliding connection, the T die cavity with communicating pipe is installed to the intercommunication between the separation chamber.

4. A short-range jet-propelled impact propulsion device according to claim 3, characterised in that: the rear wall of rectangle chamber rotates and is equipped with the driven shaft, the cross axle with adjusting screw extension all stretches into in the rectangle chamber, the cross axle adjusting screw with transmission connection is equipped with the connection bevel gear group between the driven shaft, the power shaft with the periphery of driven shaft all sets firmly reverse gear, two intermeshing between the reverse gear, the left surface of movable block with fixed mounting has reset spring between the left wall in control chamber, the seal block bottom surface with fixed mounting has roof pressure spring between the chamber bottom wall that resets.

5. A short-range jet-propelled impact propulsion device according to claim 4, characterised in that: the fixed block has all been set firmly on the upper and lower side of the host computer body, the articulated splint that are equipped with of leading flank of fixed block, two splint are close to the side each other and have set firmly the clamp splice, the clamp splice can with treat to impel the object butt, splint with fixed mounting has clamping spring between the host computer body left surface, the bottom surface of the host computer body has set firmly handle and shoulder support, the handle is located U type support left side, the shoulder support is located U type support right side, the handle with fixed mounting has L type package bounding wall between the host computer body bottom surface, the trigger is located in the L type package bounding wall.