CN207921735U - Inflating device with screw inflating head - Google Patents

Abstract

The utility model provides an utensil spiral shell changes inflating head's inflating device, can connect with the gas nozzle, and contain gaseous supply mechanism, and the inflating head, this gaseous supply mechanism has the venthole of exportable gas, this inflating head includes spiral shell and changes accuse seat, with this spiral shell change accuse seat can be around the fixed establishment of first central line pivoted suit on this gaseous supply mechanism, and inflate the joint, this spiral shell changes accuse seat and has first drive division, and this inflation joint has and can rotate the linking valve of installing on this fixed establishment along the second central line, this linking valve has the screw thread end that can supply this air cock spiro union, the linking hole of being connected with this venthole, and with the second drive division of this first drive division meshing of this spiral shell and change accuse seat. The cooperation of the aforesaid structure can be in the operation smooth and handy, this air cock of firm installation simultaneously.

Description

Tool spiral shell turns the pump-up device of pneumatic head

Technical field

The utility model is to turn operation using spiral shell come can with a gas nozzle more particularly to a kind of about a kind of pump-up device The tool spiral shell that group combines with unloading turns the pump-up device of pneumatic head.

Background technology

Refering to fig. 1, it is a kind of existing pump-up device 1, which can connect with a gas nozzle 11, and include one A gas organization of supply 12 and a pneumatic head 10 combined with the gas organization of supply 12, the gas organization of supply 12 tool There are one the inner cylinder bodies 121, one for defining a room 120 back and forth to be moved relative to the inner cylinder body 121 along an axis Dynamic outer cylinder body 122 and one are mounted on the gas bomb 124 in the room 120 of the inner cylinder body 121, in the gas bomb 124 Portion stores gas, and there are one the mouth cylindrical parts 125 that can be punctured for tool.

The pneumatic head 10 includes a pedestal 13 axially combined with the inner cylinder body 121, and there are one define the pedestal 13 tool Go out the first ring wall 132 and second ring wall 134 for defining a second channel 133 of a first passage 131, it should Second channel 133 is connected to the first passage 131, and there are one the outer spiral shells for surrounding the second channel 133 for second ring wall 134 tool Line 135.The pneumatic head 10, which further includes a gas-filled switching tube 14, one being mounted at the first passage 131 of pedestal 13, to be pierced Break the mouth cylindrical part 125 of the gas bomb 124 puncture component 15, one be mounted on clamp ring 16, one in the second channel 133 with The pushing ring 17 and a locknut 18 being screwed at the external screw thread 135 of the pedestal 13 that the clamp ring 16 axially abuts.

After the gas nozzle 11 sequentially penetrates the locknut 18, the pushing ring 17 and clamp ring 16, the locknut is screwed 18, so that it may press to the clamp ring 16 to push the pushing ring 17, with force the clamp ring 16 inside dilatancy to clamp the gas nozzle 11. When the gas-filled switching tube 14 opens the runner between the first passage 131 and the second channel 133, it is stored in the gas bomb 124 Interior gas the gas nozzle 11 can flow in the past, to achieve the purpose that inflation.Since the improvement of the utility model is supplied with the gas Answer how mechanism 12 inflates manually and how the gas-filled switching tube 14 operates unrelated, the structure of aforementioned components and dynamic is no longer described in detail Make.

Existing pump-up device 1 is connected or is detached with the gas nozzle 11 although can reach by rotating the locknut 18 Purpose, but the use occasion of existing pump-up device 1, usually very close to object to be filled, for being directed to tyre inflating, it is necessary to The pneumatic head 10 is inserted on the gas nozzle 11 of the tire, due to having steel bar or wheel rim around the gas nozzle 11 of tire The article of lid etc., therefore, in design, the volume of the locknut 18 cannot be too big, and the packing spiral shell is rotated after inserting When cap 18, not only force is not easy, is in the way, also comparable inconvenience in operation.In addition, wanting the packing spiral shell of rotation volume very little Cap 18 forces the clamp ring 16 to deform to oppress the pushing ring 17, also quite laborious.When the packing power that is spirally connected of the locknut 18 When inadequate, it also be easy to cause gas leakage and the untrue problem of inflation.

Invention content

The purpose of this utility model is to turn to fill in a kind of tool spiral shell at least one disadvantage that can improve prior art of offer The pump-up device of gas head.

The pump-up device of the utility model can be connected with gas nozzle, and include gas organization of supply and pneumatic head, the gas Organization of supply has the venthole of exportable gas, and the pneumatic head includes spiral shell turn control seat, the spiral shell turn control seat can be surrounded first The fixed mechanism and gas-charging connection of center line rotation being mounted on the gas organization of supply, which, which turns control seat tool, protrusion Turn control portion in the fixed mechanism, and stretches into the first driving portion inside the fixed mechanism, and there are one gas-charging connection tools The linking valve being mounted in the fixed mechanism that can be rotated along the second center line, which, which has, defines linking channel Around valve wall, first driving portion that should turn control seat with the end of thread being spirally connected for the gas nozzle, with the spiral shell around valve wall engages The second driving portion, and the convergence hole that is connected with the venthole.

Pump-up device described in the utility model, wherein first driving portion is set with several around first center line The first sliding tooth set, and second driving portion has several the second sliding tooths around second center line setting, this first Center line and perpendicular to second center line.

Pump-up device described in the utility model, wherein the fixed mechanism have the cover the spiral shell turn control seat this first Fixed seat outside driving portion, and the gas organization of supply includes container, the container have a vessel, and with the container sheet Body combines and has the device lid of the venthole, the vessel and the device lid to define room jointly, which, which has, is erected at Frame relying part above the vessel, and by this relying part convergence part outstanding, and the spiral shell turn this turn of control portion of control seat between Between this relying part and the fixed seat.

Pump-up device described in the utility model, wherein the convergence part of the device lid has screw hole, and the fixed mechanism is also Fixing piece with screw lock on the screw hole of the device lid, the spiral shell turn this turn of control portion of control seat between the fixed seat and the fixing piece Between.

Pump-up device described in the utility model, wherein the convergence part of the device lid has to be set along second center line The mounting hole for setting and supplying the linking valve to pass through, and the linking valve should around valve wall also have there are two be located at the venthole phase The chase tossed about, and the concave ring surface between the chase, the convergence hole are connected to the concave ring surface and the linking channel.

Pump-up device described in the utility model, wherein the fixed seat has fixed ring wall, and is dashed forward by the fixation ring wall The prominent ring wall gone out, which defines assembling channel, and the fixation ring wall has assembly hole corresponding with the assembling channel, institute State linking valve along second center line across and be erected at the assembling channel and the assembly hole.

Pump-up device described in the utility model, wherein the gas organization of supply further includes that can generate gas in the room The piston unit of body, and in the room and gas unidirectional is allowed to flow to the check valve of the venthole.

Pump-up device described in the utility model, wherein the gas organization of supply further includes being mounted on the indoor storage of the appearance Gas cylinder, but the pneumatic head further includes the gas-filled switching tube that can open and close the convergence hole.

Pump-up device described in the utility model, wherein the gas-filled switching tube has the control that can open and close the convergence hole Bar, and the elastic component that makes the control lever maintain closed position.

Pump-up device described in the utility model, wherein puncture film of the gas bomb with the neighbouring venthole, and the gas Body organization of supply also has the puncture needle that is mounted in the room and can wear out the puncture film.

The utility model beneficial effect is：Turn control seat to drive the linking valve to rotate by the spiral shell, can operate Smoothly, the gas nozzle is screwed tight and unscrewed in the case of convenient, and therefore reaches and installs that the gas nozzle is convenient, certain effect.

Description of the drawings

Other features and effect of the utility model will be clearly presented in the embodiment with reference to schema, wherein：

Fig. 1 is an a kind of assembled sectional view of existing pump-up device；

Fig. 2 is that a solid of a first embodiment of the utility model pump-up device uses reference chart, illustrates this dozen The relativeness of device of air and first gas nozzle, second gas nozzle；

Fig. 3 is a stereogram exploded view of the first embodiment；

Fig. 4 is an assembled sectional view of the first embodiment, illustrates that the pump-up device is opposite with first gas nozzle and closes System；

Fig. 5 is the imperfect sectional view of a similar Fig. 4, and a gas-filled switching tube of the pump-up device is located at a close stance It sets；

Fig. 6 is the view of a similar Fig. 5, which is located at an open position；

Fig. 7 is another assembled sectional view of the first embodiment, illustrates that the pump-up device is opposite with second gas nozzle Relationship；

One solid of one second embodiment of Fig. 8 the utility model pump-up devices uses reference chart, and explanation should The relativeness of pump-up device and first gas nozzle and second gas nozzle；

Fig. 9 is a stereogram exploded view of the second embodiment；

Figure 10 is an incomplete assembled sectional view of the second embodiment, illustrates the pump-up device and first gas nozzle Relativeness；

Figure 11 is a stereogram exploded view of a 3rd embodiment of the utility model pump-up device；

Figure 12 is an assembled sectional view of the 3rd embodiment, and a gas organization of supply of the pump-up device is located at one A initial position；

Figure 13 is the view of a similar Figure 12, which is located at an aerating position.

Specific implementation mode

Before the utility model is described in detail, it shall be noted that in the following description content, similar component be with It is identically numbered to indicate.

Refering to Fig. 2,3,4, a first embodiment of the utility model pump-up device 2 may be selected and first gas nozzle 21 and second gas nozzle 22 separably group connects, which is that one kind being commonly called as American air valve (SCHRADER VALVE structure), and there are one the first external screw threads 211 for tool, which is that one kind being commonly called as French air valve (PRESTA VALVE structure), and there are one the second external screw threads 221 for tool.The pump-up device 2 includes a gas organization of supply 3, Yi Jiyi A pneumatic head 20 combined with the gas organization of supply 3.

Refering to Fig. 3,4,5, which includes that a container 31 and one are mounted on inside the container 31 And the gas bomb 32 of compressed gas is stored, there are one vessel 311 and one and the vessels for the container 31 tool About the 311 device lids 312 screwed togather, the vessel 311 and the device lid 312, which match, defines one for containing the gas bomb 32 room 310, the frame relying part 313, one that the device lid 312 tool leans against 311 top of vessel there are one frame are leaned on by this Portion 313 is prominent down and the engaging portion 314 screwed togather with the vessel 311 and one it is up outstanding by this relying part 313 Convergence part 315, the convergence part 315 tool there are one around the setting of first center line 33 venthole 317 and one along The mounting hole 316 of one the second center line 34 setting.The gas bomb 32 has there are one the puncture film 321 of the neighbouring venthole 317, In the present embodiment, first center line 33 is vertical with second center line 34.

The gas organization of supply 3 also have there are one be mounted on the room 310 in and can pierce the puncture film 321 puncture needle 35 and first anti-leakage ring 36 being resisted against between the device lid 312 and the gas bomb 32, the puncture needle 35 tool there are one with The outlet passageway 351 of the venthole 317 connection.

The pneumatic head 20 tool turns control seat 4, one there are one spiral shell and can rotate the spiral shell turn control seat 4 around first center line 33 The fixed mechanism being set on the container 31 5, one be selectively spirally connected with first gas nozzle 21 and second gas nozzle 22 Gas-charging connection 6 and a gas-filled switching tube 7.There are one the fixed seat 50 of form of sleeve, the fixed seats 50 for the fixed mechanism 5 tool There are one the roofs that the fixation ring wall 51, one around first center line 33 setting is connected to 51 top of the fixed ring wall for tool 52 and one by the fixation ring wall 51 protrude and around second center line 34 prominent ring wall 53, the roof 52 and this fix Ring wall 51 defines a downward opening tank 54 jointly, and the prominent ring wall 53 defines a group being connected to the tank 54 Channel 55 is filled, there are one the tools of fixed ring wall 51 and the axial corresponding assembly hole 56 in the assembling channel 55, and the fixed seat 50 Also having several pieces, the positioning plate 57 outstanding in the tank 54, aforementioned positioning plate 57 are used to limit the device lid 312 from the roof 52 The convergence part 315.

The spiral shell turns control seat 4 tool, and there are one the fixation ring walls of this relying part 313 and the fixed seat 50 between the device lid 312 The first drive turned in control portion 41 and the tank 54 that the fixed seat 5 is connect and stretched into this turn of control portion 41 between 51 Dynamic portion 42, first driving portion 42 have several the first sliding tooths 421 around first center line 33 setting.

There are one be erected between the assembling channel 55 and the assembly hole 56 of the fixed seat 50 and can the gas-charging connection 6 tool 61, fixed covers 62 combined with the linking valve 61 of linking valve around second center line 34 rotation and an installation The second anti-leakage ring 63 inside the linking valve 61.The linking valve 61 tool is connected surrounding for channel 610 there are one defining one Valve wall 611, should surround there are one the tools of valve wall 611 and the spiral shell turns to control the second driving portion of first driving portion 42 engagement of seat 4 612, the chase 613, one of two 317 opposite sides of venthole for being spaced and being located at the device lid 312 protrudes from the assembly hole 56 And neighbouring assembly hole 56 of the fixed part combined with the fixed cover 62 614, one and towards the abutment face in the linking channel 610 615, a concave ring surface between the chase 613 616, one is connected to the concave ring surface 616 and the linking in the linking channel 610 Hole 617 and the end of thread 618 towards the linking channel 610, second driving portion 612 have it is several around this second Second sliding tooth 619 of center line 34.Again the gas-charging connection 6 also have there are two be set in the chase 613 the Three anti-leakage rings 64.

The gas-filled switching tube 7 has 71, elastic components 72 of a control lever and a control compression ring circle 73, the control lever 71 tool There are the control gas portion 711 in one section of linking channel 610 for stretching into the linking valve 61 and the behaviour for protruding from the fixed cover 62 Control portion 712, the control compression ring circle 73 are mounted in the control gas portion 711, and can be resisted against the inner surface for surrounding valve wall 611, are prevented Gas by the venthole 317 by after the convergence hole 617 enter the linking channel 610 in, the elastic component 72 shore this against Between face 615 and the manipulation portion 712, the control lever 71 is made to maintain a closed position, the closed position refers to the control compression ring Circle 73 with should around valve wall 611 inner surface against.

After assembling, which will wear out the puncture film 321 of the gas bomb 32 for the present embodiment pump-up device 2, The compressed gas of 32 internal reservoir of gas bomb is set to flow to the venthole 317 of the container 31.When user's selection should When first gas nozzle 21 is connect with the pump-up device 2, which is plugged in the linking valve 61 of the gas-charging connection 6 first The linking channel 610, that is, the end of thread that allows first external screw thread 211 of first gas nozzle 21 to be connected valve 61 with this 618 against, then, hold the spiral shell turn control seat 4 this turn of control portion 41 and rotate, due to the spiral shell turn control seat 4 it is described first driving Tooth 421 is meshed with second sliding tooth 619 of the linking valve 61, therefore, will during rotating the spiral shell turn control seat 4 The linking valve 61 is driven to be rotated along second center line 34, thus, can be by the quilt of the first external screw thread 211 gradually It pulls in the end of thread 618, until the two packing.

Refering to Fig. 5,6, after the combination that first gas nozzle 21 consolidates is in the linking valve 61, as long as user overcomes the elastic component The 72 elastic force internal pressure control lever 71 makes the control lever 71 be transformed into an open position of Fig. 6 by the closed position of Fig. 5, at this point, Gas in the gas bomb 32 can be flowed to first gas nozzle 21 by the venthole 317.When user loosens to the control lever 71 When pressing action, acted on by 72 elastic force of elastic component, which will automatically reset and be transformed into the pass shown in fig. 5 Closed position.Identical reason, if to disassemble first air valve 21, as long as reversed spiral shell turns the spiral shell and turns control seat 4, so that it may with gradual pine Open first gas nozzle 21.

Refering to Fig. 7, further explanation, the present embodiment pump-up device 2 was in addition to can should for be commonly called as American type valve First gas nozzle 21 install it is outer, can be same in assembling with as shown in fig. 7, assembled for second gas nozzle 22 for being commonly called as French gas nozzle Sample rotates the spiral shell and turns control seat 4, so that it may second gas nozzle 22 is easily connected the firm connection of valve 61 with this.

Refering to Fig. 8,9,10, structure and the first embodiment of a second embodiment of the utility model pump-up device 2 It is similar, and include the gas organization of supply 3 and the pneumatic head 20, the structure of the gas organization of supply 3 and the first embodiment It is similar, only difference is that：What the convergence part 315 of the device lid 312 was arranged there are one also having around first center line 33 Screw hole 318, and it includes that the spiral shell turns control seat 4, the fixed mechanism 5, the gas-charging connection 6 and the gas-filled switching tube that the pneumatic head 20, which is also, 7.Wherein, the construction of the gas-charging connection 6 and the gas-filled switching tube 7 is identical as the first embodiment, the first embodiment with this Two embodiments the difference is that：The fixed mechanism 5 of the first embodiment includes the fixed seat 50 of the form of sleeve, and the spiral shell Turn the lower section that control seat 4 is located at the fixed seat 50, the fixed mechanism 5 of the second embodiment is other than having the fixed seat 50, also There are one fixing pieces 59 for tool, and the spiral shell turns the top that control seat 4 is located at the fixed seat 50, that is to say, that it is to utilize that the spiral shell, which turns control seat 4, The combination of the fixing piece 59 and the device lid 312 is rotatably installed between the fixing piece 59 and the fixed seat 50.

Identical reason, as long as the present embodiment turns control seat 4 by rotating the spiral shell, so that it may with drive the linking valve 61 along this Two center lines 34 rotate, and first gas nozzle 21 or the 22 convenient purpose of the second gas nozzle are unloaded to reach group.

Refering to fig. 11,12,13, the structure of a 3rd embodiment of the utility model pump-up device 2 first is implemented with this Example is similar, equally has the gas organization of supply 3 and the pneumatic head 20, the structure of the pneumatic head 20 and the first embodiment It is similar, and include that the spiral shell turns control seat 4, the fixed mechanism 5 and the gas-charging connection 6, that is to say, that omit the first embodiment The gas-filled switching tube 7 (refering to Fig. 3).And the gas organization of supply 3 is a kind of structure inflated manually, and include the container 31, One piston unit 37 and a check valve 38, the container 31 have the vessel 311, and with the vessel 311 Device lid 312 that is screwing togather and defining the room 310, there are one earthen pipes 3111 and one to be assembled in for the vessel 311 tool On the earthen pipe 3111 and with the 312 spaced end plug 3112 of device lid, the end plug 3112 tool is there are one along first center The centre bore 3113 and several ventholes 3114 from the centre bore 3113 toward external expansion that line 33 is arranged.

And the piston unit 37 has 371, positions of piston tube of a centre bore 3113 for passing through the end plug 3112 In the room 310 and the piston 372 combined with the piston tube 371 and one are combined with the piston tube 371 and frame is sleeved on this Drive sleeve 373 outside earthen pipe 3111, the check valve 38 is for controlling the venthole that gas unidirectional flows to the device lid 312 In 317.

The present embodiment gas organization of supply 3 is in running, by driving the drive sleeve 373 to correspond to the earthen pipe 3111 move back and forth, and can suck external gas in the room 310, after pressurizeing via piston 372, then by the check valve 38 It is sent to the venthole 317, since the inflation of the present embodiment is a kind of hand, as shown in the first embodiment fill need not be used Air cock 7 (referring to Fig. 3) is temporarily held one's breath, thus the utility model 3rd embodiment can be omitted the gas-filled switching tube 7 (referring to Fig. 3).But for the purpose of this utility model, in addition to gas can be generated using manual mode as shown in 3rd embodiment Body, or provided outside gas with gas bomb 32 as shown in the first and second embodiment, it can also such as the existing pump-up device institute of Fig. 1 Show, supplies gas using gas storage and manually by the way of inflation, that is to say, that the utility model gas organization of supply 3 Form not to be limited disclosed in embodiment.

By described above it is found that the utility model adds the spiral shell on the pneumatic head 20 turns control seat 4, and change the inflation and connect First 6 structure turns control seat 4 with the spiral shell and coordinates, not only structure innovation, as long as rotating the spiral shell in operation turns control seat 4, so that it may with light The easy drive linking valve 61 rotation, to achieve the purpose that be bonded first gas nozzle 21 and second gas nozzle 22, due to this Spiral shell turns the volume of control seat 4 greatly and far from first gas nozzle 21 and second gas nozzle 22, and therefore, the utility model aforementioned structure is certain With easy to operate, rapid operation, and assemble first gas nozzle 21 and the certain convenient effect of second gas nozzle 22.

Claims (10)

1. a kind of pump-up device can be connected with gas nozzle, and include gas organization of supply, and on the gas organization of supply Pneumatic head, the gas organization of supply have exportable gas venthole；It is characterized in that：

The pneumatic head includes that spiral shell turns control seat, the spiral shell turn control seat can be mounted on gas supply machine around the rotation of the first center line Fixed mechanism on structure and gas-charging connection, which, which turns control seat tool, has protrude from the fixed mechanism to turn control portion, and stretches into this The first driving portion inside fixed mechanism, and the gas-charging connection has what can be rotated along the second center line to be mounted on the fixation machine Linking valve in structure, the linking valve have define linking channel surround valve wall, should around valve wall have for the gas nozzle spiral shell The second driving portion that the end of thread that connects, first driving portion for turning control seat with the spiral shell engage, and the rank that is connected to the venthole Connect hole.

2. pump-up device according to claim 1, it is characterised in that：First driving portion has several around this in first First sliding tooth of heart line setting, and second driving portion has several the second sliding tooths around second center line setting, First center line and perpendicular to second center line.

3. pump-up device according to claim 2, it is characterised in that：There is the fixed mechanism the cover to turn control seat in the spiral shell Fixed seat outside first driving portion, and the gas organization of supply includes container, the container have a vessel, and with this Vessel combines and has the device lid of the venthole, the vessel and the device lid to define room jointly, which has The frame relying part being erected above the vessel, and by this relying part convergence part outstanding, and the spiral shell turns this turn control of control seat Portion is between this relying part and the fixed seat.

4. pump-up device according to claim 2, it is characterised in that：The gas organization of supply includes container, container tool There is vessel, and the device lid of the venthole is combined and had with the vessel, the vessel and the common boundary of device lid Room is made, which has the frame relying part being erected on the vessel, and by this relying part convergence part outstanding, the rank Socket part has screw hole, and the fixed mechanism has the fixed seat being sleeved on the convergence part of the device lid and screw lock in the device Fixing piece on the screw hole of lid, the spiral shell turn this turn of control portion of control seat between the fixed seat and the fixing piece.

5. pump-up device according to claim 3 or claim 4, it is characterised in that：The convergence part of the device lid has The mounting hole for being arranged and supplying the linking valve to pass through along second center line, and there are two should also the having around valve wall of the linking valve It is located at the chase of the venthole opposite side, and the concave ring surface between the chase, it is recessed that the convergence hole is connected to this Anchor ring and the linking channel.

6. pump-up device according to claim 5, it is characterised in that：The fixed seat has fixed ring wall, and is consolidated by this Determine ring wall prominent ring wall outstanding, which defines assembling channel, and the fixation ring wall is with corresponding with the assembling channel Assembly hole, the linking valve along second center line across and be erected at the assembling channel and the assembly hole.

7. pump-up device according to claim 6, it is characterised in that：The gas organization of supply further includes can be in the room The piston unit of gas is generated, and in the room and gas unidirectional is allowed to flow to the check valve of the venthole.

8. pump-up device according to claim 6, it is characterised in that：The gas organization of supply further includes being mounted on the room Interior gas bomb, but the pneumatic head further includes the gas-filled switching tube that can open and close the convergence hole.

9. pump-up device according to claim 8, it is characterised in that：The gas-filled switching tube have can open and close the linking The control lever in hole, and the elastic component that makes the control lever maintain closed position.

10. pump-up device according to claim 9, it is characterised in that：The gas bomb has the puncture of the neighbouring venthole Film, and the gas organization of supply also has the puncture needle that is mounted in the room and can wear out the puncture film.