CN212617596U - Inflating gun - Google Patents

Abstract

The utility model relates to an inflation gun, which comprises a clamping mechanism, a control mechanism, an inflation mechanism and an installation component; the clamping mechanism comprises a pair of clamping jaw assemblies and a linkage assembly, the linkage assembly is connected with the inflation mechanism, the inflation mechanism drives the linkage assembly to move when approaching the device to be inflated, and the linkage assembly drives the clamping jaw assemblies to clamp the angle valves of the device to be inflated; when the inflation mechanism is far away from the device to be inflated, the linkage assembly drives the clamping jaw assembly to open and loosen the angle valve of the device to be inflated, and the linkage mechanism is arranged in the clamping assembly and drives the clamping jaw assembly to clamp and open and close through the linkage mechanism, so that the clamping jaw assembly has better stability and higher reliability, is not easy to damage, and can effectively prolong the service life of the clamping jaw assembly; and through setting up guiding mechanism, can improve effectively and aerify the rifle and aerify the stability of in-process, avoid its swing of flexible in-process to lead to its alignment position to go wrong.

Description

Inflating gun

Technical Field

The utility model relates to a device for filling liquefied or compressed gas into a compression container, in particular to an inflation gun.

Background

Liquefied gas is used as a convenient and quick clean energy source and becomes a first choice of household fuel in rural and urban life, a large number of old urban districts are not provided with matched liquefied gas pipelines, bottled liquefied gas is required to be used, the potential safety hazard of the filled liquefied gas is reduced in order to ensure the safe use of the bottled liquefied gas at present, an angle valve is arranged on a liquefied gas steel cylinder, an inflation gun which is matched and butted with the angle valve is arranged in the inflation process, in the conventional inflation gun, a single-hook structure is adopted in the prior art, and because the hook is in a fixed shape, the hook needs to be firstly led away from the valve and then manually clamped on the valve when clamping the gun, and an operator needs to manually operate the inflation gun to take off the valve after filling is completed, so that the labor intensity is wasted.

In the prior art, a double-clamping-jaw mode is adopted, when the inflation gun does not work, the inflation gun contracts when the double clamping jaws contract, the inflation gun forms an obstacle-free channel with a valve, the inflation gun only needs to move forwards, a gun opening is aligned with a valve opening, then a switch is pressed, the double clamps are automatically opened by the forward movement of the air cylinder, the clamping is completed, the inflation is completed, the queen-and-back movement of the air cylinder is automatically realized after the filling is completed, the double clamping jaws contract, and the inflation gun is automatically separated from the valve

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an air inflation gun aims at solving among the prior art air inflation gun clamping jaw mechanism and the gas filled in-process operation of angle valve complicated, and clamping jaw mechanism damages easily, the life-span is shorter, and aerify the relatively poor technical problem of in-process stability.

The utility model is realized in such a way that the inflation gun comprises a clamping mechanism, a control mechanism, an inflation mechanism and an installation component; the mounting assembly is provided with a first accommodating groove, the clamping mechanism is arranged in the first accommodating groove, and the inflating mechanism is connected with the mounting assembly; the method is characterized in that: the clamping mechanism comprises a pair of clamping jaw assemblies and a linkage assembly, the linkage assembly is connected with the inflation mechanism, the inflation mechanism drives the linkage assembly to move when approaching the device to be inflated, and the linkage assembly drives the clamping jaw assemblies to clamp the angle valves of the device to be inflated; when the inflation mechanism is far away from the device to be inflated, the linkage assembly drives the clamping jaw assembly to be opened and loosens the angle valve of the device to be inflated.

Furthermore, the clamping jaw assembly is hinged to the mounting assembly, and a hook-shaped assembly is arranged at one end, away from the hinged position, of the clamping jaw assembly; and one end of the clamping jaw assembly close to the hinged position is provided with an inclined surface.

Furthermore, one end of the linkage assembly is sleeved on the inflation mechanism, the other end of the linkage assembly is provided with a protruding structure, and the side face, facing one side of the clamping jaw assembly, of the protruding structure is in contact with the corresponding side face of the clamping jaw assembly.

Furthermore, the inflation mechanism comprises a first hollow shell, an inflation gun nozzle, a spring assembly and a hollow connecting rod assembly, wherein the inflation gun nozzle is arranged in the first hollow shell through the spring assembly, and the hollow connecting rod assembly is fixedly connected with the tail end of the first hollow shell in the direction extending to the tail of the inflation gun.

Still further, the installation component comprises the installation base and an installation cover plate, and the clamping jaw component is hinged to the installation base.

Furthermore, the inflation gun further comprises a guide mechanism, the guide mechanism comprises a guide cylinder, a guide connecting plate and a guide fixing plate, and the guide cylinder is fixedly connected with the mounting assembly through the guide fixing plate; the guide cylinder is connected with the inflation mechanism through a guide connecting plate so as to support the stable operation of the inflation mechanism.

Further, the direction connecting plate includes with aerify the connection body that the mechanism shell is connected, connect in the engaging lug of connection body and connect in the installed part of body, the gliding setting of engaging lug is in first holding tank, first connecting hole has been seted up to the connection body, and through first connecting hole cover is located aerify on the mechanism's the shell the direction cylinder still includes the guide bar, the second connecting hole has been seted up on the engaging lug, the guide bar is worn to locate second connecting hole and radial being fixed in on the direction connecting plate.

Furthermore, the peripheral surface of the inflating gun nozzle is provided with at least one vent hole communicated with the air outlet channel.

Furthermore, the inflation gun further comprises an inflation cylinder, and the inflation cylinder further comprises an air inlet connecting assembly and a piston assembly; the air inlet connecting assembly channel is connected with the hollow connecting rod assembly through the piston assembly.

Furthermore, the inflation gun further comprises a control switch, and the control switch controls the extending or retracting action of the inflation mechanism.

The utility model discloses technical effect for prior art is: the linkage mechanism is arranged in the clamping component, and the clamping jaw component is driven by the linkage mechanism to clamp and open and close, so that the clamping jaw component has better stability and higher reliability, is not easy to damage, and can effectively prolong the service life of the clamping jaw component; and through setting up guiding mechanism, can effectual improvement aerify the rifle in the stability of inflation in-process, avoid its swing of flexible in-process to lead to its alignment position to go wrong.

Drawings

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

FIG. 1 is a perspective view of an inflator gun according to the present invention;

FIG. 2 is a perspective view of the interior of the inflation gun of the present invention;

fig. 3 is a cross-sectional view of a clamping mechanism provided by the present invention; FIG. 4 is a cross-sectional view of an inflation gun provided by the present invention;

FIG. 5 is a perspective view of the guiding connection plate of the present invention;

fig. 6 is a three-dimensional structure diagram of the guide cylinder of the present invention;

description of reference numerals:

1. an inflation gun; 2. mounting the component; 3. a clamping mechanism; 4. an inflation mechanism; 5. an inflation cylinder; 21. mounting a base; 211. a first accommodating groove; 212. a first mounting arm; 213. a second mounting arm; 22. a first mounting post; 22. a first mounting post; 23. a first limit structure; 24. mounting a fixed seat; 241. a first guide channel; 25. installing a cover plate; 31. a linkage assembly; 311. a first linkage arm; 312. a second linkage arm; 313. a linkage mounting arm; 32. a left clamp arm; 321. a first inclined surface; 33. a right clamp arm; 331. a second inclined surface; 41. a first hollow housing; 42. an inflation gun nozzle; 421. a first sleeve; 43. a spring assembly; 44. a hollow link assembly; 45. a first sleeve; 421. a vent hole; 51. a cylinder block; 52. an inflation piston assembly; 53. an air intake connection assembly; 54. a gas pipe; 61. a guide cylinder body; 62. a guide connecting plate; 621. a connecting body; 622. connecting lugs; 623. a mounting member; 624. a first connection hole; 625. a second connection hole; 63. a guide fixing plate; 64. a guide bar; 65. a guide bolt;

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In this embodiment, the XYZ rectangular coordinate system established in fig. X is defined as follows: one side in the positive direction of the X axis is defined as front, and one side in the negative direction of the X axis is defined as back; one side in the positive Y-axis direction is defined as the left side, and one side in the negative Y-axis direction is defined as the right side; the side in the positive direction of the Z axis is defined as up, and the side in the negative direction of the Z axis is defined as down.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments.

Detailed Description

Referring to fig. 1-6, an inflation gun 1, the inflation gun 1 includes a clamping mechanism 3, a control mechanism, an inflation mechanism 4, and a mounting assembly 2; the mounting assembly 2 is provided with a first accommodating groove 211, the clamping mechanism 3 is arranged in the first accommodating groove 211, and the inflating mechanism 4 is connected with the mounting assembly 2; the clamping mechanism 3 comprises a pair of clamping jaw assemblies and a linkage assembly 31, the linkage assembly 31 is connected with the inflation mechanism 4, the inflation mechanism 4 drives the linkage assembly 31 to move when approaching the device to be inflated, and the linkage assembly 31 drives the clamping jaw assemblies to clamp the angle valve of the device to be inflated; when the inflation mechanism 4 is far away from the device to be inflated, the linkage assembly 31 drives the clamping jaw assembly to open and release the angle valve of the device to be inflated.

The mounting assembly 2 comprises a mounting base 21 and a mounting cover plate 25, wherein a first accommodating groove 211 is formed in the mounting base 21, the mounting cover plate 25 is detachably connected with the mounting base 21, and the connection mode can be threaded connection or clamping connection.

Furthermore, the mounting base 21 further includes a mounting fixing seat 24 fixedly connected to the inflating mechanism 4, the mounting fixing seat 24 further includes a first guiding channel 241, and the inflating mechanism 4 is mounted in the first guiding channel 241, so as to realize the extending and retracting actions of the inflating mechanism 4.

The clamping jaw assembly comprises a left clamping arm 32 and a right clamping arm 33 which are identical in structure and symmetrically arranged, the left clamping arm 32 is hinged to a first mounting arm 212 of the mounting base 21, a corresponding first mounting column 22 is arranged on the first mounting arm 212, the left clamping arm 32 is hinged to the first mounting arm 212 through the first mounting column 22, the right clamping arm 33 is hinged to a second mounting arm 213 of the mounting base 21, a corresponding first mounting column 22 is arranged on the second mounting arm 213, and the right clamping arm 33 is hinged to the second mounting arm 213 through the first mounting column 22.

Furthermore, the mounting base 21 is further provided with a first limiting structure 23 for limiting the clamping of the left clamping arm 32 and the right clamping arm 33, and the first limiting structure 23 limits the limit positions of the left clamping arm 32 and the right clamping arm 33 when clamping.

The clamping mechanism 3 further comprises a linkage assembly 31, the linkage mechanism comprises a first linkage arm 311, a second linkage arm 312 and a linkage mounting arm 313, the first linkage arm 311 and the second linkage arm 312 are respectively and fixedly mounted on the left side and the right side of the linkage mounting arm 313, and the linkage mounting arm 313 is connected with the inflating mechanism 4; furthermore, a circular mounting hole is formed in the linkage mounting arm 313, and the linkage mounting arm 313 is fixedly connected with the housing of the inflation mechanism 4 through the circular mounting hole, so that the inflation mechanism 4 can drive the first linkage arm 311 and the second linkage arm 312 to extend and retract in the extending and retracting processes.

Furthermore, the left clamping arm 32 comprises a clamping jaw and a first inclined surface 321 at the rear end of the hinged position, one end of the first linkage arm 311, which is far away from the linkage mounting arm 313, is provided with a protruding structure, and the protruding structure faces the side surface of one side of the left clamping arm 32 and is in contact with the side surface of the left clamping arm 32; the right clamping arm 33 comprises a clamping jaw and a second inclined surface 331 positioned at the rear end of the hinged position, one end of the second linkage arm 312 far away from the linkage mounting arm 313 is provided with a protruding structure, and the side surface of one side of the protruding structure facing the right clamping arm 33 is contacted with the side surface of the right clamping arm 33; when the inflation mechanism 4 extends out, the first linkage arm 311 and the second linkage arm 312 respectively tighten the left clamping arm 32 and the right clamping arm 33 so as to clamp an angle valve of the gas cylinder to be inflated; when the inflation mechanism 4 retracts, the first linkage arm 311 is in sliding contact with the first inclined surface 321 of the left clamping arm 32, so that the left clamping arm 32 is opened; the second linkage arm 312 is in sliding contact with the second inclined surface 331 of the right clip arm 33, so that the right clip arm 33 is opened; so that the clamping mechanism 3 releases the angle valve.

Furthermore, the inflation mechanism 4 comprises a first hollow housing 41, an inflation gun nozzle 42, a spring assembly 43, and a hollow connecting rod assembly 44, wherein the inflation gun nozzle 42 is arranged in the first hollow housing 41 through the spring assembly 43, and the hollow connecting rod assembly 44 is fixedly connected with the tail end of the first hollow housing 41 in the direction extending to the tail of the inflation gun 1; furthermore, the inflation gun nozzle 42 comprises a first sleeve 45 sleeved at the front end of the first hollow shell 41 and an inflation gun nozzle 42 penetrating through the first sleeve 45, an inflation channel for inflating a gas bottle to be inflated is arranged in the middle of the inflation gun nozzle 42, and a vent hole 421 communicated with the inflation channel is arranged on the peripheral surface of the inflation channel; the spring assembly 43 is arranged in the first hollow shell 41, the tail end of the inflation gun nozzle 42 is connected with the spring assembly 43, and the inflation gun nozzle 42 can be quickly reset through the spring assembly 43; after the gas cylinder to be inflated is inflated, the inflating gun nozzle 42 is retracted and then separated from the angle valve of the gas cylinder, and meanwhile, the left clamping arm 32 and the right clamping arm 33 are opened under the action of the linkage mechanism and separated from the outer end of the angle valve of the gas cylinder to be inflated, so that the inflating gun nozzle 42 is reset under the action of the spring assembly 43 and matched with the sleeve mechanism, and the vent hole 421 is closed.

Further on; the inflation gun 1 further comprises a guide mechanism, the guide mechanism comprises a guide cylinder consisting of a guide cylinder body 61 and a guide rod 64, a guide connecting plate 62, a guide fixing plate 63 and a guide bolt 65, the guide cylinder comprises a guide cylinder body 61, a guide cavity is arranged in the guide cylinder body 61, the guide rod 64 is arranged in the guide cavity, and the guide rod 64 slides along the guide cavity; a corresponding air flow channel is arranged in the guide cylinder body 61, the air flow channel drives the guide rod 64 to slide back and forth in the guide cavity, which is not described herein, a guide bolt 65 is installed on one side of the guide rod 64, and the guide cylinder body 61 is fixedly connected with the installation base 21 through a guide fixing plate 63; the guide connecting plate 62 includes a connecting body 621 connected to the first hollow housing 41 of the inflation mechanism 4, a connecting lug 622 connected to the connecting body, and a mounting member 623 connected to the connecting body, wherein the connecting lug 622 is slidably disposed in the first accommodating groove 211, the connecting body 621 of the guide connecting plate 62 is provided with a first connecting hole 624, and the first connecting hole 624 is sleeved on the outer shell of the first hollow housing 41; the mounting member 623 is provided with corresponding second connection holes 625, the guide rod 64 is inserted into the second connection holes 625 through the guide bolts 65, and the radial movement of the guide rod 64 is limited; the guiding mechanism can ensure that the air gun 1 runs more stably, the stability of the air gun nozzle 42 can be ensured, and the air gun nozzle 42 can not swing easily in the contraction process.

Further, the second connecting hole 625 in the mounting member 623 is a long circular arc hole, so that the guide mechanism can adapt to the up-and-down floating of the inflating gun nozzle 42; the swing amplitude of the inflating gun nozzle 42 is reduced in the operation process, and the operation is more stable.

Furthermore, the linkage assembly 31, the first sleeve 45 and the guide connecting plate 62 are sequentially installed on the first hollow shell 41 along the direction of the gas cylinder to be inflated, and the extension and retraction of the first hollow shell 41 simultaneously drives the extension and retraction of the linkage assembly 31, the first sleeve 45 and the guide connecting plate 62.

Further, the inflation gun further comprises an inflation cylinder 5, wherein the inflation cylinder 5 comprises an inflation cylinder body 51, an inflation piston assembly 52, an air inlet connecting assembly 53, a gas pipe 54, an extending air flow channel for driving the inflation mechanism 4 to extend, and a retracting air flow channel for driving the inflation cylinder 5 to retract; the air inlet pipe to be inflated is connected with the hollow connecting rod assembly 44 of the inflating mechanism 4 through the inflating piston assembly 52, so that the body to be inflated can enter the first hollow outer shell through a channel formed by the air inlet connecting assembly 53 and the central control connecting rod assembly and enter the inflating gun nozzle 42 through a vent hole 421 on the inflating gun nozzle 42, so as to inflate the bottle to be inflated, and when the air outlet channel is inflated with compressed air, the inflating piston assembly 52 is driven to move towards the inflating gun nozzle 42, and the inflating gun nozzle 42 is driven to extend out; when the retraction airflow path is filled with compressed air, the inflation piston assembly 52 is driven to move towards the rear of the inflation cylinder 5, and the inflation gun nozzle 42 is driven to retract.

Furthermore, the inflation gun 1 further comprises a control mechanism, and the control mechanism further comprises a control switch for controlling the inflation mechanism 4 to extend or retract.

When the gas filling device is used, the control switch is turned on, the control mechanism controls compressed air to enter the extending air flow channel, the gas filling piston assembly 52 moves towards the direction of the gas filling gun nozzle 42 to drive the first hollow shell 41 of the gas filling mechanism 4 to extend out, so that the gas filling gun nozzle 42 is driven to move forwards and be inserted into an angle valve of a gas bottle to be filled, the clamping mechanism 3 clamps the outer end of the angle valve while the front end of the gas filling gun nozzle 42 is in sealing contact with an air inlet hole of the angle valve, meanwhile, the gas filling gun nozzle 42 is compressed inwards, a vent hole 421 on the gas filling gun nozzle 42 is communicated with an inner cavity of the first hollow shell 41, and gas enters the gas bottle to be filled through the gas inlet connecting assembly; at the same time, the air flow passage of the guide cylinder in the guide mechanism is filled with the corresponding compressed air, and the control guide rod 64 is extended in synchronization with the first hollow housing 41.

The control switch is closed, the control mechanism controls compressed air to enter the retraction airflow channel, the inflation piston assembly 52 moves towards the direction of the tail of the air cylinder to drive the first hollow shell 41 of the inflation mechanism 4 to retract, the clamping mechanism 3 releases the outer end of the angle valve, the inflation gun nozzle 42 moves backwards to be separated from the angle valve of the air cylinder to be inflated, and meanwhile, the inflation gun nozzle 42 resets under the action of the spring assembly 43 to close the vent hole 421 to stop inflation; at the same time, the guide cylinder of the guide mechanism retracts the guide rod 64, and is retracted in synchronization with the first hollow housing 41.

The foregoing is only a preferred embodiment of the present invention, and the technical principles of the present invention have been specifically described, and the description is only for the purpose of explaining the principles of the present invention, and should not be construed as limiting the scope of the present invention in any way. Any modifications, equivalents and improvements made within the spirit and principles of the invention and other embodiments of the invention without the creative effort of those skilled in the art are intended to be included within the protection scope of the invention.

Claims (10)

1. An inflation gun comprises a clamping mechanism, a control mechanism, an inflation mechanism and a mounting assembly; the mounting assembly is provided with a first accommodating groove, the clamping mechanism is arranged in the first accommodating groove, and the inflating mechanism is connected with the mounting assembly; the method is characterized in that: the clamping mechanism comprises a pair of clamping jaw assemblies and a linkage assembly, the linkage assembly is connected with the inflation mechanism, the inflation mechanism drives the linkage assembly to move when approaching the device to be inflated, and the linkage assembly drives the clamping jaw assemblies to clamp the angle valves of the device to be inflated; when the inflation mechanism is far away from the device to be inflated, the linkage assembly drives the clamping jaw assembly to be opened and loosens the angle valve of the device to be inflated.

2. The inflation gun of claim 1, wherein: the clamping jaw assembly is hinged to the mounting assembly, and a hook-shaped assembly is arranged at one end, far away from the hinged position, of the clamping jaw assembly; and one end of the clamping jaw assembly close to the hinged position is provided with an inclined surface.

3. The inflation gun of claim 1, wherein one end of the linkage assembly is sleeved on the inflation mechanism, and the other end of the linkage assembly is provided with a protrusion structure, and the side surface of one side of the protrusion structure facing the clamping jaw assembly is in contact with the corresponding side surface of the clamping jaw assembly.

4. The inflation gun of claim 1, wherein the inflation mechanism comprises a first hollow housing, an inflation nozzle, a spring assembly, and a hollow link assembly, the inflation nozzle is disposed in the first hollow housing through the spring assembly, and the hollow link assembly is fixedly connected to a distal end of the first hollow housing in a direction extending toward a rear of the inflation gun.

5. The inflation gun of claim 1, wherein: the mounting assembly comprises the mounting base and a mounting cover plate, and the clamping jaw assembly is hinged to the mounting base.

6. The inflation gun of claim 1, wherein: the inflation gun further comprises a guide mechanism, the guide mechanism comprises a guide cylinder, a guide connecting plate and a guide fixing plate, and the guide cylinder is fixedly connected with the mounting assembly through the guide fixing plate; the guide cylinder is connected with the inflation mechanism through a guide connecting plate.

7. The inflation gun of claim 6, wherein: the guide connecting plate includes with aerify the connection body that the mechanism shell is connected, connect in the engaging lug of connection body and connect in the installed part of body, the gliding setting of engaging lug is in first holding tank, connect the body and seted up first connecting hole, and pass through first connecting hole cover is located aerify on the mechanism's the shell the guide cylinder still includes the guide bar, the second connecting hole has been seted up on the engaging lug, the guide bar is worn to locate second connecting hole and radial being fixed in on the guide connecting plate.

8. The air gun as claimed in claim 4, wherein the air gun nozzle has at least one vent hole on its outer peripheral surface in communication with the air outlet passage.

9. The inflation gun of claim 4, wherein the inflation gun further comprises an inflation cylinder, the inflation cylinder further comprising an intake connection assembly, a piston assembly; the air inlet connecting assembly is connected with the hollow connecting rod assembly through the piston assembly.

10. The inflation gun of claim 1, further comprising a control switch that controls the inflation mechanism extension or retraction.

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