CN203474434U - Self-service oil change device - Google Patents

Abstract

The utility model relates to a self-service oil change device which is used to solve the problem that traditional oil change is poor in operation convenience and high in cost. The self-service oil change device comprises an oil gun which is provided with an outer pipe, an oil suction pipe and an oil filling pipe, a new oil groove, a dirty oil groove, a hydraulic controller and a controller. The outer pipe is provided with an extending end. The oil suction pipe and the oil filling pipe penetrate the outer pipe. One end of each of the oil suction pipe and the oil filling pipe protrudes out of the extending end of the outer pipe. The new oil groove is communicated to the other end of the oil filling pipe. The dirty oil groove is communicated to the other end of the oil suction pipe. The hydraulic controller is provided with a dirty oil pump and a new oil pump. The dirty oil pump is connected with the oil suction pipe and communicated to the dirty oil groove. The new oil pump is communicated to the oil filling pipe and the new oil groove. The controller is electrically connected with the dirty oil pump and the new oil pump so as to control the operations of the two.

Description

Self-service oil changing device

Technical field

The utility model is about a kind of self-service oil changing device, and especially a kind of Self-operating that is available for users to is to change the self-service oil changing device of vehicle oil product.

Background technology

According to Ministry of Communication statistics, the number of locomotives in full court gulf in 2013 has reached more than 1,500 ten thousand, and Taiwan population approximately more than 2,300 ten thousand people only, so the state such as the locomotive density ratio Singapore in Taiwan, Japan exceeds many times, or even the whole world the highest country of locomotive density.

In the guarantee item of locomotive, a machine oil of every 1000 kilometers of replacings is basic and the most common maintenance demand.At present, the customer of the overwhelming majority delivers to maintenance factory by locomotive, and committee is by staff's more change engine oil that helps, and its overview of steps is as follows: (1) loosens the screw that unloads oilhole place, allows used oil flow out; (2), when used oil discharge reduces, make car body "Left"-deviationist to spill residual used oil; (3) screwed lock is returned and unloads oilhole; (4) with pliers, remove the embolism at oil hole place, and special funnel is inserted to oil hole; (5) pour new machine oil into funnel slowly; (6) noted after new machine oil, removed funnel and embolism is got back into oil hole, to complete the replacing of machine oil.

Yet, because the control step of above-mentioned more change engine oil is various, make the more time of change engine oil approximately need to expend about 10 ~ 20 minutes, efficiency is not good, and in the process of change engine oil more, staff's hand skin often can be stained with machine oil, gets off for a long time and easily health is impacted; Separately, customer removes more change engine oil before need be in the business hours of maintenance factory, thus more the opportunity of change engine oil limited and very convenient.In addition, every bottle of machine oil has all comprised the packing timbers such as oil bottle, sealer and labeling, therefore except the cost of machine oil itself, packing timber adds that more the cost of labor of change engine oil also all needs to add all with it customer, makes at every turn the more expense of change engine oil approximately need 150 ~ 250 yuan of left and right of New Taiwan Currency; Though this expense is unlikely to cause customer's white elephant, but be accompanied by the pressure that the expendable energy expenditures such as gasoline improve constantly, often cause customer to ignore the importance of vehicle maintenance, be reluctant instantaneously changing machine oil, would rather ride hundreds of kilometer to reduce average warranty charges more, get off easily to cause car engine impaired and reduction of service life for a long time.On the other hand, the locomotive that full court gulf is more than 1,500 ten thousand, approximately needs to make to use up 200,000,000 bottles of machine oil every year, so oil bottle, sealer, labeling and fill the packing timbers such as carton of whole use, then causes huge quantity of refuse, becomes a large problem of environmental protection.

Utility model content

The purpose of this utility model is to provide a kind of self-service oil changing device, and its control step is simple and easy, and can promote the efficiency of changing oil product.

Of the present utility model time an object is to provide a kind of self-service oil changing device, can reduce user's skin contact to the chance of oil product, to avoid unhealthful.

Another object of the present utility model is to provide a kind of self-service oil changing device, is available for users to operate at any time to change oil product, needn't be limited to the business hours of maintenance factory, can promote ease of use.

An object more of the present utility model is to provide a kind of self-service oil changing device, can reduce the required expense of changing oil, and changes the wish of oil product to promote customer in good time.

Another object of the present utility model is to provide a kind of self-service oil changing device, can save in large quantities packing timber, effectively to reduce quantity of refuse.

For reaching aforementioned object, the technology contents that the utility model used includes:

A kind of self-service oil changing device, comprise: an oil gun, there is an outer tube, an oil suction pipe and an oiling tube, this outer tube has an inserting end, this oil suction pipe and oiling tube are all arranged in this outer tube, and one end of this oil suction pipe and oiling tube all protrudes out the inserting end that exceeds this outer tube; A new oil groove, is communicated to the other end of this oiling tube; A dirty oil groove, is communicated to the other end of this oil suction pipe; A hydraulic control pump, has a dirty oil pump and a new oil pump, and this dirty oil pump connects this oil suction pipe and is communicated to this dirty oil groove, and this new oil pump is communicated to this oiling tube and this new oil groove; And a controller, be electrically connected to this dirty oil pump and new oil pump, to control the running of this dirty oil pump and new oil pump.

Wherein, this oil suction pipe is provided with a pressure sensor, and this pressure sensor is electrically connected to this controller.

Wherein, this oil gun can separately comprise an oil spill pipe, and this oil spill pipe is arranged in this outer tube, and jointly protrudes out with one end of this oil suction pipe and oiling tube the inserting end that exceeds this outer tube; This hydraulic control pump separately comprises an oil spilling pump, and this oil spilling pump connects this oil spill pipe and is communicated to this dirty oil groove, and this oil spilling pump is electrically connected to this controller.

Wherein, this oil spill pipe protrudes out that the length of the inserting end that exceeds this outer tube is better is less than the length that this oiling tube protrudes out the inserting end that exceeds this outer tube.

This self-service oil changing device can separately comprise a pedestal, and this new oil groove, dirty oil groove and hydraulic control pump are all arranged in this pedestal, and the outer tube of this oil gun is exposed to outside this pedestal, and this oil suction pipe and oiling tube part are positioned at outside this pedestal.

Wherein, this oil gun separately can comprise one and grip seat, and this gripping seat is connected in one end of this outer tube, and this oil suction pipe and oiling tube are stretched through the inside of this gripping seat, and this gripping seat is provided with an actuation switch, and this actuation switch is electrically connected to this controller.

Wherein, this oil gun separately can comprise a sleeve pipe, and this sleeve pipe, oil suction pipe and oiling tube are the flexible pipe of flexible distortion, and one end of this sleeve pipe is connected in this gripping seat, and the part that this oil suction pipe and oiling tube are positioned at outside this pedestal is coated by this sleeve pipe.

This self-service oil changing device can separately comprise the temporary assembly of a fresh oil and a temporary assembly of dirty oil, the temporary assembly of the temporary assembly of this fresh oil and dirty oil has respectively a graduated cylinder, these two graduated cylinders are set up in respectively this base interior, and this pedestal is provided with a form with this two graduated cylinder phases contraposition.

Wherein, the temporary assembly of this dirty oil separately comprises first oil pipe, second oil pipe and first valve body, two ends of this first oil pipe are connected to the temporary graduated cylinder of assembly of this dirty oil and one end of this dirty oil pump, two ends of this second oil pipe are connected to graduated cylinder and this dirty oil groove of the temporary assembly of this dirty oil, this first valve body is installed in this second oil pipe, and this first valve body is electrically connected to this controller; The temporary assembly of this fresh oil separately comprises the 3rd oil pipe and second valve body, two ends of the 3rd oil pipe are connected to the temporary graduated cylinder of assembly of this fresh oil and one end of this new oil pump, one end of this oiling tube is communicated to the graduated cylinder of the temporary assembly of this fresh oil, this second valve body is installed in this oiling tube, and this second valve body is electrically connected to this controller.

Wherein, the 3rd oil pipe can be provided with a flow counter, and this flow counter is electrically connected to this controller.

Wherein, this outer tube can and be provided with a mark part for hard tube, and this mark part is the mark of being located at the outer peripheral face of this outer tube, or is connected in the projection of the outer peripheral face of this outer tube, or this outer tube is bending to form this mark part.

Wherein, this oil suction pipe protrudes out that the length of the inserting end that exceeds this outer tube is better is greater than the length that this oiling tube protrudes out the inserting end that exceeds this outer tube.

Wherein, this new oil groove and dirty oil groove can be respectively equipped with a LS, and these two LSs are electrically connected to this controller respectively.

Wherein, this pedestal separately can be provided with a payment machine, and this payment machine is electrically connected to this controller.

Wherein, this pedestal separately can be provided with a Touch Screen, and this Touch Screen is electrically connected to this controller, and this Touch Screen is to use the new oil mass of selecting wish to change for user, and shows operating condition or operation indication.

Wherein, this pedestal separately can be provided with an annunciator, and this annunciator is electrically connected to this controller, this annunciator be one can be when there is problem the Warning light of flashing light, and can show and mediate indication in this Touch Screen; Or this annunciator can have for a collocation micro computer of loudspeaker, with when there is problem by loudspeaker ring, and directly send voice indication and mediate operational issue with assisting user.

According to by aforementioned structure, self-service oil changing device of the present utility model, its control step is simple and easy, and can promote the efficiency of changing oil product, and can reduce user's skin contact to the chance of oil product, to avoid unhealthful; In addition, this self-service oil changing device is available for users to operate at any time to change oil product, needn't be limited to the business hours of maintenance factory, can promote ease of use.

On the other hand, self-service oil changing device of the present utility model can be saved packing timber in large quantities, to force down Material Cost, reduces the required expense of changing oil, and changes the wish of oil product in good time, and effectively reduce quantity of refuse thereby promote customer.

Accompanying drawing explanation

Fig. 1 is the perspective view of the utility model preferred embodiment.

Fig. 2 is the side-looking structural representation of the utility model preferred embodiment.

Fig. 3 is that schematic diagram () is implemented in the oil pumping of the utility model preferred embodiment.

Fig. 4 is that schematic diagram (two) is implemented in the oil pumping of the utility model preferred embodiment.

Fig. 5 is that schematic diagram () is implemented in the oiling of the utility model preferred embodiment.

Fig. 6 is that schematic diagram (two) is implemented in the oiling of the utility model preferred embodiment.

Fig. 7 is that the preventing oil spill of the utility model preferred embodiment is implemented schematic diagram ().

Fig. 8 is that the preventing oil spill of the utility model preferred embodiment is implemented schematic diagram (two).

Wherein:

1 oil gun 11 outer tube 11a inserting ends

111 mark part 12 oil suction pipe 121 pressure sensors

13 oiling tubes 14 grip seat 141 actuation switchs

The new oil groove of 15 sleeve pipe 16 oil spill pipe 2

Dirty oil groove 31 LSs of 21 LS 3

The new oil pump of the dirty oil pump 42 of 4 hydraulic control pump 41

43 oil spilling pump 5 controller 6 pedestals

61 form 62 payment machine 63 Touch Screens

64 annunciator 65 invoice machinery 66 telltales

7 dirty oil are kept in assembly 71 graduated cylinder 72 first oil pipes

73 second oil pipe 74 first valve body 8 fresh oils are kept in assembly

81 graduated cylinders 82 the 3rd oil pipe 821 flow counter

83 second valve B sump N oiling necks.

The specific embodiment

For above-mentioned and other object of the present utility model, feature and advantage can be become apparent, preferred embodiment of the present utility model cited below particularly, and coordinate appended graphicly, be described in detail below:

Please refer to Fig. 1,2, for a preferred embodiment of the present utility model, self-service oil changing device of the present utility model includes the dirty oil groove 3 of oil gun 1, an one new oil groove 2,, a hydraulic control pump 4 and a controller 5 haply, pipeline in this oil gun 1 is communicated to respectively this new oil groove 2 and dirty oil groove 3, and control this hydraulic control pump 4 by this controller 5, to extract the fresh oil that reinjects after dirty oil in vehicle by this oil gun 1, thereby reach the effect of the oil product of assisting user self-changeable vehicle; Wherein, this controller 5 can be that micro controller system or central process unit etc. have computer chip or the device of controlling function; Preferably, this self-service oil changing device separately comprises a pedestal 6, and this new oil groove 2, dirty oil groove 3, hydraulic control pump 4 and controller 5 are all arranged in this pedestal 6, with not easily damaged by this pedestal 6 each members of protection and destroyed.Wherein, the oil types that self-service oil changing device of the present utility model is changed is restriction especially not, can be machine oil, the various oil product of gear wet goods, and the structure kenel of this self-service oil changing device also can be according to the difference of subject (such as: locomotive, from minibus or lorry etc.) corresponding variation; Below hereby lifting the self-service oil changing device be applicable to change locomotive machine oil is that example describes, but not as limit.

Please coordinate with reference to Fig. 3, this oil gun 1 comprises an outer tube 11, an oil suction pipe 12 and an oiling tube 13, and this outer tube 11 is exposed to outside this pedestal 6, and 13 parts of this oil suction pipe 12 and oiling tube are positioned at outside this pedestal 6.This outer tube 11 is for having the hard tube of default external form, and this outer tube 11 has an inserting end 11a to stretch in a sump B; Wherein, the top of this sump B has an oiling neck N, and this outer tube 11 is inserted by the opening of this oiling neck N.This outer tube 11 separately can be provided with a mark part 111, with assist user correctly by this outer tube 11 insertion machine fuel tank B to predetermined depth; For example, this mark part 111 can be delineation or the mark that sticks in these outer tube 11 outer peripheral faces, or be connected in the projection of these outer tube 11 outer peripheral faces, or as shown in graphic in the present embodiment, selection bends to form this mark part 111 by this outer tube 11, while making user that the oiling neck N of this outer tube 11 insertion machine fuel tank B is reached to predetermined depth, this mark part 111 is connected to the inwall of oiling neck N, makes this outer tube 11 cannot continue to stretch in this sump B.

13 of this oil suction pipe 12 and oiling tubes are preferably bending deformed flexible pipe; this oil suction pipe 12 and oiling tube 13 are all arranged in this outer tube 11; to provide protective effect by this outer tube 11; and when this outer tube 11 insertion machine fuel tank B, in the lump one end of this oil suction pipe 12 and oiling tube 13 is also inserted in this sump B.Wherein, one end that this oil suction pipe 12 and oiling tube 13 can be placed in this sump B all protrudes out the inserting end 11a that exceeds this outer tube 11, and this oil suction pipe 12 and oiling tube 13 protrude out that the length of the inserting end 11a that exceeds this outer tube 11 can equate or not etc., in the utility model, do not limit; Preferably, this oil suction pipe 12 protrudes out the length of the inserting end 11a that exceeds this outer tube 11 can select to be greater than the length that this oiling tube 13 protrudes out the inserting end 11a that exceeds this outer tube 11, while making this oil suction pipe 12 and oiling tube 13 with this outer tube 11 insertion machine fuel tank B, this oil suction pipe 12 can approximately reach the bottom in sump B, this oiling tube 13 can be positioned at the oiling neck N of sump B, so as to avoiding this oiling tube 13 to be immersed in relatively many impurity and dense thick old machine oil.The other end of this oil suction pipe 12 and oiling tube 13 is communicated to respectively above-mentioned dirty oil groove 3 and new oil groove 2, by this oil suction pipe 12, the machine oil of wanting to change is imported to this dirty oil groove 3, and new machine oil is imported in sump B (being detailed later) in this new oil groove 2 by this oiling tube 13; Again, this oil suction pipe 12 is provided with a pressure sensor 121, and this pressure sensor 121 is electrically connected to this controller 5, and in order to detect, to circulate in this oil suction pipe 12 be liquid or gas.

Referring again to Fig. 1, in the present embodiment, this oil gun 1 separately comprises a gripping seat 14 and a sleeve pipe 15, this gripping seat 14 can be convenient to user and grip and control this oil gun 1, this gripping seat 14 is connected in one end of this outer tube 11, is stretched through the inside of this grippings 14 for this oil suction pipe 12 and oiling tube 13; Again, this gripping seat 14 can be provided with an actuation switch 141, and this actuation switch 141 is electrically connected to this controller 5, with in user by after this outer tube 11 insertion machine fuel tank B, by tactile this actuation switch 141 to start to carry out the replacing operation of machine oil.This sleeve pipe 15 is better is also bending deformed flexible pipe, and one end of this sleeve pipe 15 is connected in this gripping seat 14, and the part that this oil suction pipe 12 and oiling tube 13 are positioned at outside this pedestal 6 is coated with protective effect is provided by this sleeve pipe 15.

Please coordinate again with reference to Fig. 3, preferably, this oil gun 1 separately comprises an oil spill pipe 16, and this oil spill pipe 16 is also stretched through this outer tube 11, grips seat 14 and sleeve pipe 15, and this dirty oil groove 3 can be selected to be communicated in one end of this oil spill pipe 16, and the other end protrudes out the inserting end 11a that exceeds this outer tube 11; Wherein, this oil spill pipe 16 protrudes out that the length of the inserting end 11a that exceeds this outer tube 11 is better is less than the length that this oiling tube 13 protrudes out the inserting end 11a that exceeds this outer tube 11, immediately too much machine oil is siphoned away according to this, avoids occurring the situation of oil spilling.

Please refer to Fig. 1,2, the storage tank that this new oil groove 2 is new machine oil, the storage tank that 3, this dirty oil groove is the old machine oil that replaces, this new oil groove 2 and dirty oil groove 3 may be selected to be the storage tank of non-hermetic type, make the pressure of storage tank inside be unlikely to there is significant change with the increase and decrease of oil reserve, the smooth degree while maintaining according to this to oiling in storage tank or oil pumping.This new oil groove 2 and dirty oil groove 3 are set up in respectively the predeterminated position in this pedestal 6, and its configuration relation can be for up and down relatively or the left and right various forms such as side by side; And in the present embodiment, select to make this new oil groove 2 and dirty oil groove 3 be configuration relation opposing upper and lower, can reach the effect of the floor area of dwindling this pedestal 6.

In addition, this new oil groove 2 and dirty oil groove 3 also can be respectively equipped with a LS 21,31, this two LS 21,31 is electrically connected to this controller 5 respectively, the better position of being located at contiguous these new oil groove 2 bottoms of LS 21 of this new oil groove 2, when less with the new machine oil reserves in this new oil groove 2, by this LS 21, send electric signal to this controller 5, with by wired or wireless communication modes, send the message of supplementary machine oil demand to management unit; 31 better positions of being located at contiguous these dirty oil groove 3 tops of LS of this dirty oil groove 3, with the old machine oil reserves in this dirty oil groove 3, reach when quantitative, by this LS 31, send electric signal to this controller 5, to pass through wired or wireless communication modes, the message that machine oil demand is cleared in transmission is to management unit.Thus, management unit can immediately dispatch officers to go to and supplements or clear machine oil, needn't dispatch officers timed patrol again and wastes unnecessary manpower and fuel cost, has the oil product of lifting fortune and mends efficiency and save the effects such as handling cost.

This hydraulic control pump 4 is arranged in this pedestal 6, in the present embodiment, this hydraulic control pump 4 comprises dirty oil pump 41, one new oil pump 42 and an oil spilling pump 43, this dirty oil pump 41, new oil pump 42 and oil spilling pump 43 are electrically connected to this controller 5 respectively, to control this dirty oil pump 41, new oil pump 42 and oil spilling pump 43 by this controller 5, suitable opportunity, operate.Wherein, this dirty oil pump 41 connects these oil suction pipes 12 and is also communicated to this dirty oil groove 3, during this dirty oil pump 41 running, can form negative pressure to this oil suction pipe 12, with the old machine oil changed by these oil suction pipe 12 suction wishs to this dirty oil groove 3; This new oil pump 42 is communicated to this oiling tube 13 and this new oil groove 2, during this new oil pump 42 running, can form negative pressure to this new oil groove 2, new machine oil is injected to this oiling tube 13; This oil spilling pump 43 connects this oil spill pipe 16 and is communicated to this dirty oil groove 3, in order to this oil spill pipe 16 is formed to negative pressure to continue to aspirate air, or when 13 couples of sump B of this oiling tube inject too much machine oil, too much machine oil is siphoned away and is imported in this dirty oil groove 3.

In addition, self-service oil changing device of the present utility model can also be provided with the temporary assembly 7 of a dirty oil and the temporary assembly 8 of a fresh oil, the temporary assembly 7 of this dirty oil and the temporary assembly 8 of fresh oil have respectively a graduated cylinder 71,81, this two graduated cylinder 71,81 is set up in respectively the predeterminated position in this pedestal 6, and this pedestal 6 can be provided with a form 61, this form 61 and these two graduated cylinders, 71,81 phase contrapositions can be seen this two graduated cylinder 71,81 for user from this pedestal 6; The graduated cylinder 81 of the graduated cylinder 71 of the temporary assembly 7 of this dirty oil and the temporary assembly 8 of this fresh oil supplies respectively old machine oil and the temporary space of new machine oil, can allow user see in the sump B of its vehicle having extracted how many used oil out, and be about to this sump B to inject how many new machine oil.

In the present embodiment, the temporary assembly 7 of this dirty oil separately comprises one first oil pipe 72, one second oil pipe 73 and one first valve body 74, two ends of this first oil pipe 72 are connected to one end of this graduated cylinder 71 and this dirty oil pump 41, two ends of this second oil pipe 73 are connected to this graduated cylinder 71 and this dirty oil groove 3, and the better bottom that is adjacent to this graduated cylinder 71 that is connected to; This first valve body 74 is installed in this second oil pipe 73, and this first valve body 74 is electrically connected to this controller 5.Temporary 8 of the assemblies of this fresh oil separately comprise one the 3rd oil pipe 82 and one second valve body 83, two ends of the 3rd oil pipe 82 are connected to one end of this graduated cylinder 81 and this new oil pump 42, the 3rd oil pipe 82 is better has a flow counter 821, to calculate the oil mass of injecting this graduated cylinder 81, and this flow counter 821 is electrically connected to this controller 5, one end of this oiling tube 13 is communicated to this graduated cylinder 81, and the better bottom that is adjacent to this graduated cylinder 81 that is connected to; This second valve body 83 is installed in this oiling tube 13, and this second valve body 83 is electrically connected to this controller 5.Wherein, this second valve body 83 and the first valve body 74 can be selected as electromagnetic valve, but not as limit.

Outside said structure, self-service oil changing device of the present utility model also can increase other accessory structure features, and so that more perfect function to be provided, details are as follows:

In the present embodiment, this pedestal 6 can also be provided with a payment machine 62, a Touch Screen 63 and the annunciator 64 being electrically connected to this controller 5, this payment machine 62 can be the coin operated or double bill that sucks, and with after acknowledging receipt of predetermined fund, can carry out the more operation of change engine oil.This Touch Screen 63 is available for users to the new oil level of selecting wish to change, also can show operating condition or operation indication.64 of this annunciators are while there is problem in operating process, remind user note or provide situation to mediate indication, and for example, this annunciator 64 can be a Warning light, flashing light when the problem of generation, and be engaged in this Touch Screen 63 and show and mediate indication; Or this annunciator 64 can be also the micro computer that a collocation has loudspeaker, with when there is problem by loudspeaker ring, and directly send voice indication and mediate operational issue with assisting user.In addition, a better invoice machinery 65 and the telltale 66 being electrically connected to this controller 5 that be also provided with of this pedestal 6, this telltale 66 can, for playing outdoor advertising, lastest news or direct dialing motion race, make user be unlikely to boring at waiting time; Again, even can in this pedestal 6, install an air compressor (figure do not illustrate), for user, can operate with to tire aerating.

Please refer to Fig. 3,4, according to by aforementioned structure, when user's wish operates self-service oil changing device of the present utility model with replacing vehicle engine oil, can first vehicle be parked in the operable scope of this oil gun 1, and to the action of paying the fees of this payment machine 62, make this controller 5 control the electric control elements such as these Touch Screens 63, dirty oil pump 41, new oil pump 42 and oil spilling pump 43 and enter readiness for action, and control this first valve body 74 and the second valve body 83 is closed condition.

Then, user can be on demand, on this Touch Screen 63, select corresponding oil level, make this control signal be passed to this controller 5, by this controller 5, controlling this new oil pump 42 again comes into operation, to extract new machine oil to this new oil groove 2, and temporary by the graduated cylinder 81 of the temporary assembly 8 of the 3rd oil pipe 82 this fresh oil of injection, for user, can see the new machine oil that is about to be injected into sump B from this form 61; Wherein, because this second valve body 83 is now closed condition, therefore can being temporary in this graduated cylinder 81, new machine oil can directly by this oiling tube 13, not be injected in sump B, and the machine oil by the 3rd oil pipe 82 can be by these flow counter 821 meterings, with after reaching quantitatively to the new machine oil of this graduated cylinder 81 injection, by this controller 5, control these new oil pumps 42 and decommission.

On the other hand, user can be by this outer tube 11 insertion machine fuel tank B, until the mark part 111 of this outer tube 11 is connected to the inwall of oiling neck N; Now, one end of this oil suction pipe 12 and oiling tube 13 is also placed in this sump B in the lump, and this oil suction pipe 12 approximately can reach the bottom in sump B, and this oiling tube 13 is approximately positioned at the oiling neck N place of sump B.

Continue by user by touching this actuation switch 141, and be back to after this controller 5 in electric signal, by this controller 5, controlling this dirty oil pump 41 comes into operation, the old machine oil of wanting to replace in sump B is taken away by this oil suction pipe 12, and the first oil pipe 72 by the temporary assembly 7 of this dirty oil to flow into this graduated cylinder 71 temporary, and allow user see the machine oil being drawn out of from this form 61; Wherein, because this first valve body 74 is now closed condition, therefore can being temporary in this graduated cylinder 71, the machine oil being drawn out of can not flow directly into this dirty oil groove 3.

Separately, this controller 5 can be controlled this dirty oil pump and automatically stop after the 41 running schedule times, and this running time is for can exhaust the required time (approximately 20 seconds) of ninety percent 5 above oil levels in sump B, and better surge time of adding 10 ~ 20 seconds; During operation, if this dirty oil pump 41 is just drawn onto air in the short period of time, this pressure sensor 121 can be triggered, and be back to after this controller 5 in electric signal, by this controller 5, control this annunciator 64 and send warning, to show or to adjust by voice reminder user the position of this outer tube 11 in this Touch Screen 63, guarantee that the end of this oil suction pipe 12 reaches the bottom in sump B really, can continue to aspirate old machine oil.

It should be noted that, if self-service oil changing device of the present utility model is provided with the temporary assembly 7 of this dirty oil and the temporary assembly 8 of fresh oil, can reach the effect of suspending oiling by this first valve body 74 and the second valve body 83, therefore this dirty oil pump 41 does not limit with the sequence of operations of new oil pump 42, but any has operated and has just activated the next one, or wherein one postpones to activate, or activates simultaneously, does not all affect operation result; Wherein, if activate this dirty oil pump 41 and new oil pump 42 energy raising efficiencies simultaneously, therefore better being set as activates simultaneously.Relatively, if this self-service oil changing device does not arrange the temporary assembly 7 of this dirty oil and the temporary assembly 8 of fresh oil, need activate these dirty oil pump 41 runnings until exhaust old machine oil in sump B, could activate this new oil pump 42 and operate, with to injecting new machine oil in sump B.

Please refer to Fig. 5,6, at old machine oil and new machine oil, inject respectively the process of this graduated cylinder 71,81, gas in this graduated cylinder 71,81 is compressed and supercharging gradually, therefore in these 41 running schedule times of dirty oil pump and after automatically stopping, this controller 5 can control this first valve body 74 and the second valve body 83 switchings are opening state, to utilize the air pressure in potential difference and this graduated cylinder 71,81, make the old machine oil in this graduated cylinder 71 by this second oil pipe 73, inject this dirty oil groove 3 by this first valve body 74; New machine oil in this graduated cylinder 81 is by this second valve body 83 and by this oiling tube 13 implanter fuel tank B, to complete the action of self-help replacing machine oil.

Please refer to Fig. 7,8, in normal operation process, this oiling tube 13 only can be by quantitative new machine oil implanter fuel tank B, if but while having the situation of component failures or user's misoperation, may cause this oiling tube 13 that too much new machine oil is injected into sump B; Now, can too much machine oil be siphoned away and be imported in this dirty oil groove 3 by this oil spill pipe 16 by the oil spilling pump 43 that continues running, avoid generator oil spill to go out the situation of sump B, clean and tidy with upkeep operation environment.

In sum, self-service oil changing device of the present utility model, its control step is simple and easy, as long as pay the fees, and correctly oil product storage tank is inserted in oil gun end, the action of inhaling old oil and notes fresh oil can complete automatically, only need within 3 ~ 5 minutes, can complete the operation of changing oil, can promote the efficiency of changing oil product.

Self-service oil changing device of the present utility model, only need to take off the capping of oil product storage tank during its operation, and return in completing the bonnet of changing oil, and can reduce user's skin contact to the chance of oil product, so as to avoiding unhealthful.

Self-service oil changing device of the present utility model, is available for users to operate at any time to change oil product, needn't be limited to the business hours of maintenance factory, can promote ease of use.

Self-service oil changing device of the present utility model, can directly a large amount of new machine oil be stored in oil groove standby, needn't more a small amount of machine oil be bottled one by one and be packed, can save in large quantities packing timber to force down Material Cost, the another while is by the mode of user's Self-operating, further save cost of labor, thereby reduced the required expense of at every turn changing oil significantly; The more change engine oil of take is example, oil exchange expense compared to 150 ~ 250 yuan of each about New Taiwan Currencies in the past, by self-service oil changing device of the present utility model, changed oil, each required expense approximately can be down to 100 yuan of left and right of New Taiwan Currency, can directly allow customer feel the effect of significantly saving money, thereby promote the wish that customer changes oil product in good time, vehicle can be maintained, to extend the service life of engine in good time.

On the other hand, self-service oil changing device of the present utility model can be saved the packing timber of oil product in large quantities, effectively to reduce quantity of refuse, reaches the effect of environmental protection.

Claims (17)

1. a self-service oil changing device, is characterized in that, it comprises:

An oil gun, has an outer tube, an oil suction pipe and an oiling tube, and this outer tube has an inserting end, and this oil suction pipe and oiling tube are all arranged in this outer tube, and one end of this oil suction pipe and oiling tube all protrudes out the inserting end that exceeds this outer tube;

A new oil groove, is communicated to the other end of this oiling tube;

A dirty oil groove, is communicated to the other end of this oil suction pipe;

A hydraulic control pump, has a dirty oil pump and a new oil pump, and this dirty oil pump connects this oil suction pipe and is communicated to this dirty oil groove, and this new oil pump is communicated to this oiling tube and this new oil groove; And

A controller, is electrically connected to this dirty oil pump and new oil pump, to control the running of this dirty oil pump and new oil pump.

2. self-service oil changing device as claimed in claim 1, is characterized in that, this oil suction pipe is provided with a pressure sensor, and this pressure sensor is electrically connected to this controller.

3. self-service oil changing device as claimed in claim 1, is characterized in that, this oil gun separately comprises an oil spill pipe, and this oil spill pipe is arranged in this outer tube, and jointly protrudes out with one end of this oil suction pipe and oiling tube the inserting end that exceeds this outer tube; This hydraulic control pump separately comprises an oil spilling pump, and this oil spilling pump connects this oil spill pipe and is communicated to this dirty oil groove, and this oil spilling pump is electrically connected to this controller.

4. self-service oil changing device as claimed in claim 3, is characterized in that, the length that this oil spill pipe protrudes out the inserting end that exceeds this outer tube is less than the length that this oiling tube protrudes out the inserting end that exceeds this outer tube.

5. the self-service oil changing device as described in claim 1,2,3 or 4, it is characterized in that, separately comprise a pedestal, this new oil groove, dirty oil groove and hydraulic control pump are all arranged in this pedestal, the outer tube of this oil gun is exposed to outside this pedestal, and this oil suction pipe and oiling tube part are positioned at outside this pedestal.

6. self-service oil changing device as claimed in claim 5, it is characterized in that, this oil gun separately comprises one and grips seat, this gripping seat is connected in one end of this outer tube, this oil suction pipe and oiling tube are stretched through the inside of this gripping seat, this gripping seat is provided with an actuation switch, and this actuation switch is electrically connected to this controller.

7. self-service oil changing device as claimed in claim 6, it is characterized in that, this oil gun separately comprises a sleeve pipe, this sleeve pipe, oil suction pipe and oiling tube are flexible pipe that can flexural deformation, one end of this sleeve pipe is connected in this gripping seat, and the part that this oil suction pipe and oiling tube are positioned at outside this pedestal is coated by this sleeve pipe.

8. self-service oil changing device as claimed in claim 5, it is characterized in that, separately comprise the temporary assembly of a fresh oil and a temporary assembly of dirty oil, the temporary assembly of the temporary assembly of this fresh oil and dirty oil has respectively a graduated cylinder, these two graduated cylinders are set up in respectively this base interior, and this pedestal is provided with a form with this two graduated cylinder phases contraposition.

9. self-service oil changing device as claimed in claim 8, it is characterized in that, the temporary assembly of this dirty oil separately comprises first oil pipe, second oil pipe and first valve body, two ends of this first oil pipe are connected to the temporary graduated cylinder of assembly of this dirty oil and one end of this dirty oil pump, two ends of this second oil pipe are connected to graduated cylinder and this dirty oil groove of the temporary assembly of this dirty oil, this first valve body is installed in this second oil pipe, and this first valve body is electrically connected to this controller; The temporary assembly of this fresh oil separately comprises the 3rd oil pipe and second valve body, two ends of the 3rd oil pipe are connected to the temporary graduated cylinder of assembly of this fresh oil and one end of this new oil pump, one end of this oiling tube is communicated to the graduated cylinder of the temporary assembly of this fresh oil, this second valve body is installed in this oiling tube, and this second valve body is electrically connected to this controller.

10. self-service oil changing device as claimed in claim 9, is characterized in that, the 3rd oil pipe is provided with a flow counter, and this flow counter is electrically connected to this controller.

11. self-service oil changing devices as claimed in claim 5, it is characterized in that, this outer tube is hard tube and is provided with a mark part, and this mark part is the mark of being located at the outer peripheral face of this outer tube, or be connected in the projection of the outer peripheral face of this outer tube, or this outer tube is bending to form this mark part.

12. self-service oil changing devices as claimed in claim 5, is characterized in that, the length that this oil suction pipe protrudes out the inserting end that exceeds this outer tube is greater than the length that this oiling tube protrudes out the inserting end that exceeds this outer tube.

13. self-service oil changing devices as claimed in claim 5, is characterized in that, this new oil groove and dirty oil groove are respectively equipped with a LS, and these two LSs are electrically connected to this controller respectively.

14. self-service oil changing devices as claimed in claim 5, is characterized in that, this pedestal is separately provided with a payment machine, and this payment machine is electrically connected to this controller.

15. self-service oil changing devices as claimed in claim 5, it is characterized in that, this pedestal is separately provided with a Touch Screen, and this Touch Screen is electrically connected to this controller, this Touch Screen is to use the new oil mass of selecting wish to change for user, and shows operating condition or operation indication.

16. self-service oil changing devices as claimed in claim 15, it is characterized in that, this pedestal is separately provided with an annunciator, and this annunciator is electrically connected to this controller, this annunciator is the Warning light of a flashing light when the problem of generation, and can show and mediate indication in this Touch Screen.

17. self-service oil changing devices as claimed in claim 5, it is characterized in that, this pedestal is separately provided with an annunciator, this annunciator is electrically connected to this controller, this annunciator is the micro computer that a collocation has loudspeaker, with when there is problem by loudspeaker ring, and directly send voice indication and mediate operational issue with assisting user.

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