CN104960503A - Tire aerating gun - Google Patents
Tire aerating gun Download PDFInfo
- Publication number
- CN104960503A CN104960503A CN201510267497.8A CN201510267497A CN104960503A CN 104960503 A CN104960503 A CN 104960503A CN 201510267497 A CN201510267497 A CN 201510267497A CN 104960503 A CN104960503 A CN 104960503A
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- Prior art keywords
- venting
- air
- cavity
- ventilation
- chamber
- Prior art date
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- 238000009423 ventilation Methods 0.000 claims abstract description 57
- 238000009434 installation Methods 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims abstract description 23
- 230000007246 mechanism Effects 0.000 claims abstract description 13
- 238000013022 venting Methods 0.000 claims description 48
- 238000012360 testing method Methods 0.000 claims description 39
- 238000010276 construction Methods 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 230000006872 improvement Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000003116 impacting effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229910001297 Zn alloy Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/04—Supplying air for tyre inflation
- B60S5/043—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system
- B60S5/046—Supplying air for tyre inflation characterised by the inflation control means or the drive of the air pressure system using electrical or electronical means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B33/00—Pumps actuated by muscle power, e.g. for inflating
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a tire aerating gun, comprising a ventilation gun body. An aerating channel is formed in the ventilation gun body. The aerating channel is provided with an air inlet and an air outlet, an installation section and a detection section are arranged between the air inlet and the air outlet, an opening and closing mechanism used for controlling gas to be communicated and cut off is arranged in the installation section in a penetrating manner, and a detection mechanism used for detecting the tire pressure is arranged in the detection section. According to the tire aerating gun, a detection chamber and a ventilation chamber are integrated instead of a manner of connecting the detection chamber onto the ventilation chamber simply through threads, so that the tire aerating gun can buffer and bear the main impact, and the detection mechanism is better protected from being broken.
Description
Technical field
The present invention relates to a kind of onboard accessory, more particularly, it relates to a kind of air filling gun of tire.
Background technology
Air pressure is the gate of vitality of tire, the too high and too low service life that all can shorten it.Air pressure is too low, then carcass distortion increases, and sidewall easily occurs breach, produces simultaneously and subdues motion, cause excessive heat-dissipating, impel ageing of rubber, carcass plies is tired, cord fractures.So need staff to be tire pressurization when the air pressure of tire is lower.Current tire mainly to inflate by air filling gun the tire pressure increased in tire in tire, air filling gun mainly comprises rifle body and air entraining valve, gas flow is provided with in rifle body, two ends of gas flow are respectively as gas feed and outlet, and air entraining valve is arranged on gas flow to control the break-make of gas.
Conveniently staff controls to add tolerance size to tire, can arrange an inspection mouth between gas vent and air entraining valve, then in the tire pressure condition detecting mouth is threaded a tire pressure table, the detection tire that tire pressure table can be real-time.Because tire pressure table is directly threaded on rifle body, and the weight of tire pressure table is usually comparatively large, so when air filling gun drops on the ground, tire pressure table is very easy to break, makes staff have to change tire pressure table or even air filling gun.
Summary of the invention
For the deficiency that prior art exists, the object of the present invention is to provide a kind of tyre inflation gun, the chamber of this kind of air filling gun detection and the chamber integration of ventilation, can cushion and bear main impulsive force, better protecting testing agency and allow it avoid breaking.
For achieving the above object, the invention provides following technical scheme:
A kind of tyre inflation gun, comprise ventilation rifle body, aerating passage is offered in described ventilation rifle body, described aerating passage has an admission port and air extractor duct, be construction section and detection segment between described admission port and air extractor duct, being equipped with the mechanism for opening/closing that can control gas break-make in described construction section, in described detection segment, being provided with the testing agency for detecting tire pressure.
Further improvement as technique scheme:
Described detection segment is divided into component cavity and test chamber, described testing agency comprises the sensing component be located in test chamber and the display module be connected with sensing component, described display module is located in component cavity, and described component cavity offers installing port, and described installing port is removably connected with shielding cover.
Described display module comprises power supply and the circuit card, read-out, the switch that are all connected with power electric, and described sensing component is the pressure sensor be electrically connected with circuit card.
Described construction section is divided into inlet chamber and installation cavity, described mechanism for opening/closing comprises core bar, the air cavity assembly be located at the air inlet spring in inlet chamber and be located in installation cavity, described core bar is arranged in air cavity assembly and installation cavity formation manipulation end is extended in one end, this core bar other end extends air cavity assembly and forms sealed end, described air inlet spring one end and inlet chamber are conflicted away from the bottom of installation cavity and are connected, the other end is conflicted with sealed end and is connected, the opposite side of the relative air inlet spring of described sealed end is conflicted with air cavity assembly and is connected, described admission port is connected to inlet chamber sidewall, described test chamber is connected to installation cavity sidewall and communicates with air cavity assembly.
Described outlet chamber assembly comprises connecting cylinder and opens and closes swivel nut, described core bar runs through connecting cylinder and opens and closes nut, conflict with sealed end and be connected in described connecting cylinder one end, the other end is conflicted to be connected to by seal ring and is opened and closed in swivel nut, described keying swivel nut is threaded with installation cavity, described core bar is provided with seal ring near the end sleeve of connecting cylinder, and described connecting cylinder offers opening, and described test chamber is connected with connecting cylinder conducting by opening.
Described test chamber is equipped with venting assembly near a section of installation cavity, and this venting assembly extends ventilation rifle body forms press-side.
Described test chamber offers the air bleed hole of the outer conducting with cavity, described venting assembly comprises venting swivel nut, seal ring, venting spring and venting bar, described venting swivel nut one end is threaded with air bleed hole, and one end that this venting swivel nut is in test chamber is provided with the inside convex edge of annular, described venting bar comprise one connect and external diameter reduce gradually arrange press section and ventilation part, described venting bar wears into venting swivel nut by sealing, sealing is located at by described venting spring housing and conflict respectively and connect press section and inside convex edge in its two ends, described ventilation part offers annular groove away from one end of press section, described seal ring is embedded at annular groove and can conflicts with inside convex edge and is connected, the internal diameter of described inside convex edge is greater than the internal diameter of sealing and is less than seal ring external diameter.The opposite side of described annular groove in the relative press section of seal ring is arranged with compacting ring.
Described ventilation rifle body is hinged with the control handle for pressing manipulation end, and the described control handle other end hinged with ventilation rifle body is tail end, and the corresponding tail end of described ventilation rifle body is provided with limiting stopper.
Described ventilation rifle body counter element chamber is arranged with shock-absorbing sleeve.
By adopting technique scheme, ventilation cavity arranges aerating passage thus allows gas circulate in aerating passage, and flow in tire, directly construction section and detection segment are set between admission port and air extractor duct, also just directly can control circulation or the cut-off of gas in the process of gas transport; Testing agency is set directly in detection segment, is namely set directly in the aerating passage of ventilation rifle body; The mechanism for opening/closing controlling gas break-make and the testing agency detecting tire pressure are all arranged in aerating passage; also the air filling gun just making to add the application is by ventilation and measuring ability is all modular is set together; the chamber integration of the chamber detected and ventilation; instead of simply by screw thread on ventilation cavity; when air filling gun drops on the ground or when being subject to impacting; there is the buffering of ventilation rifle body and bear main impulsive force, better protecting testing agency and allow it avoid breaking.
Accompanying drawing explanation
Fig. 1 is the structural representation one of tyre inflation gun embodiment of the present invention;
Fig. 2 is the constructional drawing of the mechanism for opening/closing of tyre inflation gun embodiment of the present invention;
The structural representation two of Fig. 3 tyre inflation gun embodiment of the present invention;
Fig. 4 is the structural representation three of tyre inflation gun embodiment of the present invention;
Fig. 5 is the front view of tyre inflation gun embodiment of the present invention;
Fig. 6 is the B-B cutaway view of Fig. 5;
Fig. 7 is the A portion enlarged drawing of Fig. 6.
Reference numeral:
1, ventilation rifle body; 11, admission port; 12, air extractor duct; 13, construction section; 131, inlet chamber; 132, installation cavity; 14, detection segment; 141, component cavity; 142, test chamber; 143, shock-absorbing sleeve; 144, seal cover cap; 145, battery cover board; 146, venting chamber; 147, plunger; 2, mechanism for opening/closing; 21, control handle; 22, limiting stopper; 23, air inlet spring; 24, connecting cylinder; 241, first section; 242, stage casing; 243, latter end; 25, core bar; 251, sealed end; 252, manipulation end; 26, swivel nut is opened and closed; 3, venting assembly; 31, venting bar; 311, press section; 312, ventilation part; 32, venting swivel nut; 321, flighting front end; 322, spacing rear end; 33, venting spring; 34, vent seal circle; 35, compacting ring; 4, testing agency; 41, pressure sensor; 42, circuit card; 43, read-out; 44, switch; 45, power supply.
Detailed description of the invention
Referring to figs. 1 through Fig. 7, tyre inflation gun embodiment of the present invention is described further.
A kind of tyre inflation gun, comprise ventilation rifle body 1, aerating passage is offered in described ventilation rifle body 1, described aerating passage has an admission port 11 and air extractor duct 12, be construction section 13 and detection segment 14 between described admission port 11 and air extractor duct 12, ventilation rifle body 1 offers a chamber on the side of admission port 11, and the inside is placed with plunger, being equipped with the mechanism for opening/closing 2 that can control gas break-make in described construction section 13, in described detection segment 14, being provided with the testing agency 4 for detecting tire pressure.
By adopting technique scheme, ventilation cavity arranges aerating passage thus allows gas circulate in aerating passage, and flow in tire, directly construction section 13 and detection segment 14 are set between admission port 11 and air extractor duct 12, also just directly can control circulation or the cut-off of gas in the process of gas transport; Testing agency 4 is set directly in detection segment 14, is namely set directly in the aerating passage of ventilation rifle body 1; The mechanism for opening/closing 2 controlling gas break-make and the testing agency 4 detecting tire pressure are all arranged in aerating passage; also the air filling gun just making to add the application is by ventilation and measuring ability is all modular is set together; the chamber integration of the chamber detected and ventilation; instead of be simply threaded in above ventilation cavity; when air filling gun drops on the ground or when being subject to impacting; there is the buffering of ventilation rifle body 1 and bear main impulsive force, better protecting testing agency 4 and allow it avoid breaking.
Described detection segment 14 is divided into component cavity 141 and test chamber 142, described testing agency 4 comprises the sensing component be located in test chamber 142 and the display module be connected with sensing component, described display module is located in component cavity 141, described component cavity 141 offers installing port, and described installing port is removably connected with shielding cover.Circuit card 42, read-out 43, switch 44 that described display module comprises power supply 45 and is all electrically connected with power supply 45, described sensing component is the pressure sensor 41 be electrically connected with circuit card 42.Each original paper is assembled in component cavity 141 by installing port when mainly facilitating staff to assemble by the effect of installing port.Directly buy above ready-made tire pressure table spiral to ventilation rifle body 1 in prior art, each important component part forming tire pressure table re-assemblies in ventilation rifle body 1 by the application, get rid of the holder housing of original heaviness, and directly by the chamber of ventilation and the instrument integrated of detection, the connection structure firm stable more of ventilation rifle body 1, in order to strengthen the firmness of ventilation rifle body 1 further, ventilation rifle body 1 preferably adopts zinc alloy material to make.
Arranging of component cavity 141 can be as shown in FIG., the component cavity 141 being arranged to six prisms (can certainly be circle or quadrangular etc.) is connected (shock-absorbing sleeve 143 can made at the sheathed rubber in described ventilation rifle body 1 counter element chamber 141 herein with test chamber 142 one, to reach the object to component cavity 141 damping), then battery installing port is offered at an end face of component cavity 141, the polarity connecting strap etc. of battery is set accordingly, then a battery cover board 145 can be threaded again to cover and to protect battery, then installing port is offered in the other end of component cavity 141, by circuit card 42, be encased in this component cavity 141 with read-out 43 by this installing port, two wire connecting circuit boards 42 are drawn from polarity connecting strap, circuit card 42 and read-out 43 are electrically connected, pressure sensor 41 is arranged in test chamber 142, and draw wire electrical connection pressure sensor 41 from circuit card 42, circuit card 42 can arrange switch 44 button and/or Conversion of measurement unit button accordingly, enter in component cavity 141 to prevent dust, reveal when also preventing gas from adding simultaneously, preferably some joint pins are set in one end of component cavity 141 connecting circuit board 42, then on joint pin, negative thread is offered, then at installing port fixing seal one seal cover cap 144, and by bolt, seal cover cap 144 is fixedly connected with joint pin.
Described construction section 13 is divided into inlet chamber 131 and installation cavity 132, described mechanism for opening/closing 2 comprises core bar 25, the air cavity assembly be located at the air inlet spring 23 in inlet chamber 131 and be located in installation cavity 132, described core bar 25 is arranged in air cavity assembly and one end is extended installation cavity 132 and formed manipulation end 252, this core bar 25 other end extends air cavity assembly and forms sealed end 251, described air inlet spring 23 one end and inlet chamber 131 are conflicted away from the bottom of installation cavity 132 and are connected, the other end is conflicted with sealed end 251 and is connected, the opposite side of the relative air inlet spring 23 of described sealed end 251 is conflicted with air cavity assembly and is connected, described admission port 11 is connected to inlet chamber 131 sidewall, described test chamber 142 is connected to installation cavity 132 sidewall and communicates with air cavity assembly.Adopt the opening/closing component of this kind of structure can control gas by pressing manipulation end 252 whether to be entered in installation cavity 132 by inlet chamber 131.
Preferably, described outlet chamber assembly comprises hollow connecting cylinder 24 and opens and closes swivel nut 26, described core bar 25 runs through connecting cylinder 24 and opens and closes nut, and core bar 25 is in the gap being provided with between the part of connecting cylinder 24 and the inwall of connecting cylinder 24 and facilitating gas to pass through, described connecting cylinder 24 can be divided into first section 241 that external diameter increases successively as illustrated in the drawing, stage casing 242 and latter end 243, conflict and be connected (the internal diameter being greater than inlet chamber 131 that the internal diameter of installation cavity 132 should be arranged herein in the end that end and the inlet chamber 131 of the latter end 243 that wherein internal diameter is maximum are mounted opposite chamber 132, size sequence about diameter should meet core bar 25 external diameter < latter end 243 internal diameter < inlet chamber 131 internal diameter < latter end 243 external diameter < installation cavity 132 internal diameter, thus facilitate latter end 243 to conflict with inlet chamber 131 to be connected), sealed end 251 is conflicted with latter end 243 and is connected the face of the annular that the internal diameter of latter end 243 and inlet chamber 131 are formed (seal section is conflicted herein be), external diameter minimum first section 241 is conflicted to be connected to by air inlet seal ring and is opened and closed in swivel nut 26, thus effectively reinforced company's extend neck 24 and the leak tightness that opens and closes between swivel nut 26, the shape of core bar 25 can be arranged to cylindric, then the outer convex edge arranging a umbrella in its any end forms sealed end 251, like this when sealed end 251 is pressed to connecting cylinder 24 by air inlet spring 23, can form taper sealing at connecting cylinder 24 and sealed end 251, sealing effectiveness is better.
Installation cavity 132 offers a mounting hole away from one end of inlet chamber 131, this mounting hole is in communication with the outside, then the end opens negative thread in repacking hole away from inlet chamber 131, open and close swivel nut 26 to be threaded with installation cavity 132 by this negative thread and to open and close the leak tightness between swivel nut 26 and mounting hole to strengthen herein, can, at the sheathed air inlet seal ring of thread root opening and closing swivel nut 26, can effectively prevent gas from revealing between keying swivel nut 26 and installation cavity 132 when opening and closing swivel nut 26 screw thread and being compacted to installation cavity 132 like this; The position that described core bar 25 is corresponding first section 241 is arranged with air inlet seal ring, thus strengthens the leak tightness between core bar 25 and connecting cylinder 24, can not reveal gas in the process of operation core bar 25 aerating; Described connecting cylinder 24 offers opening, described test chamber 142 is connected with connecting cylinder 24 conducting by opening, opening be arranged so that the circulation of gas is quantitatively directed circulation, and just can enter into test chamber 142 after connecting cylinder 24 will be introduced into, be also the measure of the leak tightness ensured further in air inlet gun body.
When assembling opening/closing component, should first air inlet spring 23 be encased in inlet chamber 131 by mounting hole, then core bar 25 sealed end 251 is penetrated inlet chamber 131 by mounting hole, now the manipulation end 252 of core bar 25 extends to outside mounting hole, sealed end 251 is conflicted with air inlet spring 23 and is connected, then connecting cylinder 24 is set on core bar 25 by latter end 243, and make latter end 243 to conflict and be connected (now sealed end 251 conflict with latter end 243 be connected) due to the elastic anchorage force of air inlet spring 23 with inlet chamber 131 away from the end in stage casing 242, then sheathed air inlet seal ring on core bar 25, then at the sheathed air inlet seal ring of thread root opening and closing swivel nut 26, keying swivel nut 26 is enclosed within core bar 25, and keying swivel nut 26 spiral is screwed on mounting hole.
Need first admission port 11 to be connected to gas source when aerating, then air extractor duct 12 is connected to the tire treating aerating, after pressing manipulation end 252, sealed end 251 is compress inlet air spring 23 by the drive of manipulation end 252, after sealed end 251 contacts with latter end 243 and seals, expose the gap between core bar 25 and latter end 243, gas enters into connecting cylinder 24 by this gap, then enter in test chamber 142 through opening, and then flow through air extractor duct 12 by test chamber 142 and enter in tire to be measured; When not needing aerating, unclamp the manipulation end 252 be pressed, sealed end 251 keeps the relation sealed again with connecting cylinder 24 because of the elastic-restoring force of air inlet spring 23, gas is truncated and can not enters installation cavity 132, aerating work stoppage.
Described test chamber 142 is divided into columniform venting chamber 146 near a section of installation cavity 132, is equipped with venting assembly 3 in this venting chamber 146, and this venting assembly 3 extends ventilation rifle body 1 forms press-side.The air bleed hole of the outer conducting with cavity is preferably offered at this venting chamber 146, described venting assembly 3 comprises venting swivel nut 32, vent seal circle 34, venting spring 33 and venting bar 31, the flighting front end 321 that described venting swivel nut 32 is coaxially connected by one and spacing rear end 322 are formed, the external diameter of spacing rear end 322 is greater than the external diameter of flighting front end 321 herein, flighting front end 321 offers outside thread, air bleed hole offers negative thread, flighting front end 321 is threaded in air bleed hole, the other end of flighting front end 321 relative limit rear end 322 is provided with the inside convex edge of annular, described venting bar 31 comprise one connect and external diameter reduce gradually arrange press section 311 and ventilation part 312, the external diameter of press section 311 is less than the internal diameter of spacing rear end 322, described venting bar 31 wears into venting swivel nut 32 by sealing, described venting spring 33 is sheathed on sealing and conflict respectively and connect press section 311 and inside convex edge in its two ends, described ventilation part 312 offers annular groove away from one end of press section 311, described vent seal circle 34 is embedded at annular groove and can conflicts with inside convex edge and is connected, the opposite side of described annular groove in the relative press section 311 of seal ring is arranged with compacting ring 35, the internal diameter of described inside convex edge is greater than the internal diameter of sealing and is less than vent seal circle 34 external diameter.
When assembling venting assembly 3, first venting spring 33 is set on ventilation part 312, then ventilation part 312 is penetrated venting swivel nut 32, then sheathed vent seal circle 34 on annular groove, and can the compacting ring 35 of press seal circle back to the side sheathed of press section 311 at vent seal circle 34, spring 33 of now exitting is in holding state, vent seal circle 34 and inside convex edge are for conflict state, then flighting front end 321 is threaded in air bleed hole, when needing to exit, staff can press down press section 311, spring by compression, vent seal circle 34 seals with the conflict of inside convex edge and removes, it is extraneous that gas is circulated to ventilation rifle body 1 by chamber 146 of exitting, do not need to unclamp press section 311 when venting, the pressure on spring is touched, and the elastic-restoring force of spring struts venting bar 31, and vent seal circle 34 and inside convex edge reach sealing again, and deflation operations completes.
Described ventilation rifle body 1 is hinged with the control handle 21 for pressing manipulation end 252, articulated manner herein can be the lug arranging a semi-circular shape on ventilation rifle body 1, control handle 21 correspondence offers the riveted holes of a circle, then control handle 21 is riveted by this riveted holes and lug, and then under anti-riveting, thus control handle 21 can be rotated relative to this lug, manipulation end 252 is arranged in the hinged hunting range of control handle 21; Described control handle 21 other end hinged with ventilation rifle body 1 is tail end, the corresponding tail end of described ventilation rifle body 1 is provided with limiting stopper 22, the pressing that the setting of limiting stopper 22 can allow people stop in appropriate core bar 25, prevents people from causing spring failure by core bar 25 Compress Spring because of excessive.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a tyre inflation gun, it is characterized in that: comprise ventilation rifle body, aerating passage is offered in described ventilation rifle body, described aerating passage has an admission port and air extractor duct, be construction section and detection segment between described admission port and air extractor duct, being equipped with the mechanism for opening/closing that can control gas break-make in described construction section, in described detection segment, being provided with the testing agency for detecting tire pressure.
2. tyre inflation gun according to claim 1, it is characterized in that: described detection segment is divided into component cavity and test chamber, described testing agency comprises the sensing component be located in test chamber and the display module be connected with sensing component, described display module is located in component cavity, described component cavity offers installing port, and described installing port is removably connected with shielding cover.
3. tyre inflation gun according to claim 2, is characterized in that: described display module comprises power supply and the circuit card, read-out, the switch that are all connected with power electric, and described sensing component is the pressure sensor be electrically connected with circuit card.
4. the tyre inflation gun according to Claims 2 or 3, it is characterized in that: described construction section is divided into inlet chamber and installation cavity, described mechanism for opening/closing comprises core bar, the air cavity assembly be located at the air inlet spring in inlet chamber and be located in installation cavity, described core bar is arranged in air cavity assembly and installation cavity formation manipulation end is extended in one end, this core bar other end extends air cavity assembly and forms sealed end, described air inlet spring one end and inlet chamber are conflicted away from the bottom of installation cavity and are connected, the other end is conflicted with sealed end and is connected, the opposite side of the relative air inlet spring of described sealed end is conflicted with air cavity assembly and is connected, described admission port is connected to inlet chamber sidewall, described test chamber is connected to installation cavity sidewall and communicates with air cavity assembly.
5. tyre inflation gun according to claim 4, it is characterized in that: described outlet chamber assembly comprises connecting cylinder and opens and closes swivel nut, described core bar runs through connecting cylinder and opens and closes nut, conflict with sealed end and be connected in described connecting cylinder one end, the other end is conflicted to be connected to by seal ring and is opened and closed in swivel nut, described keying swivel nut is threaded with installation cavity, described core bar is provided with seal ring near the end sleeve of connecting cylinder, described connecting cylinder offers opening, and described test chamber is connected with connecting cylinder conducting by opening.
6. the tyre inflation gun according to Claims 2 or 3, is characterized in that: described test chamber is equipped with venting assembly near a section of installation cavity, and this venting assembly extends ventilation rifle body forms press-side.
7. tyre inflation gun according to claim 6, it is characterized in that: described test chamber offers the air bleed hole of the outer conducting with cavity, described venting assembly comprises venting swivel nut, seal ring, venting spring and venting bar, described venting swivel nut one end is threaded with air bleed hole, and one end that this venting swivel nut is in test chamber is provided with the inside convex edge of annular, described venting bar comprise one connect and external diameter reduce gradually arrange press section and ventilation part, described venting bar wears into venting swivel nut by sealing, sealing is located at by described venting spring housing and conflict respectively and connect press section and inside convex edge in its two ends, described ventilation part offers annular groove away from one end of press section, described seal ring is embedded at annular groove and can conflicts with inside convex edge and is connected, the internal diameter of described inside convex edge is greater than the internal diameter of sealing and is less than seal ring external diameter.
8. tyre inflation gun according to claim 7, is characterized in that: the opposite side of described annular groove in the relative press section of seal ring is arranged with compacting ring.
9. tyre inflation gun according to claim 5, it is characterized in that: described ventilation rifle body is hinged with the control handle for pressing manipulation end, the described control handle other end hinged with ventilation rifle body is tail end, and the corresponding tail end of described ventilation rifle body is provided with limiting stopper.
10. the tyre inflation gun according to Claims 2 or 3, is characterized in that: described ventilation rifle body counter element chamber is arranged with shock-absorbing sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267497.8A CN104960503B (en) | 2015-05-22 | 2015-05-22 | Tyre inflation gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510267497.8A CN104960503B (en) | 2015-05-22 | 2015-05-22 | Tyre inflation gun |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104960503A true CN104960503A (en) | 2015-10-07 |
| CN104960503B CN104960503B (en) | 2017-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510267497.8A Active CN104960503B (en) | 2015-05-22 | 2015-05-22 | Tyre inflation gun |
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| CN (1) | CN104960503B (en) |
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| CN201914223U (en) * | 2010-11-10 | 2011-08-03 | 宋彦博 | Tyre inflator |
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| EP2803545A2 (en) * | 2013-05-17 | 2014-11-19 | Gentilin Srl | Imroved compressed air gun |
| CN204136956U (en) * | 2014-09-26 | 2015-02-04 | 宁波市鄞州骏捷气动工具厂 | Anti-gas-leak tire pressure gun |
| CN204236433U (en) * | 2014-10-24 | 2015-04-01 | 徐宇胜 | Multifunctional tyre inflating gun |
| CN204641704U (en) * | 2015-05-22 | 2015-09-16 | 温州荣欣五金制品有限公司 | Tyre inflation gun |
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2015
- 2015-05-22 CN CN201510267497.8A patent/CN104960503B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201501389U (en) * | 2009-08-15 | 2010-06-09 | 王根冲 | Evacuating tire pressure gun |
| CN201914223U (en) * | 2010-11-10 | 2011-08-03 | 宋彦博 | Tyre inflator |
| EP2803545A2 (en) * | 2013-05-17 | 2014-11-19 | Gentilin Srl | Imroved compressed air gun |
| CN203268014U (en) * | 2013-06-15 | 2013-11-06 | 日照港集团岚山港务有限公司 | Fast inflation gun with gas pressure meter |
| CN204136956U (en) * | 2014-09-26 | 2015-02-04 | 宁波市鄞州骏捷气动工具厂 | Anti-gas-leak tire pressure gun |
| CN204236433U (en) * | 2014-10-24 | 2015-04-01 | 徐宇胜 | Multifunctional tyre inflating gun |
| CN204641704U (en) * | 2015-05-22 | 2015-09-16 | 温州荣欣五金制品有限公司 | Tyre inflation gun |
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| CN104960503B (en) | 2017-07-11 |
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