CN209446233U - A kind of device for the test of motorcycle engine cylinder cap sealing performance - Google Patents
A kind of device for the test of motorcycle engine cylinder cap sealing performance Download PDFInfo
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- CN209446233U CN209446233U CN201821999841.8U CN201821999841U CN209446233U CN 209446233 U CN209446233 U CN 209446233U CN 201821999841 U CN201821999841 U CN 201821999841U CN 209446233 U CN209446233 U CN 209446233U
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- cylinder cap
- supporting table
- power supply
- square casing
- sealing performance
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Abstract
A kind of device for the test of motorcycle engine cylinder cap sealing performance, with lower supporting table, square casing, lower shell, air pressure probe, upper blocking seat, upper supporting table, toggle, Switching Power Supply, warning circuit, square casing lower end is mounted on the upper middle part of lower supporting table, lower shell lower end is mounted on middle part lower end in square casing, lower shell upper end is mounted on middle part aperture lower end on square casing, square casing upper center has a head gasket, a connecting tube is installed in the middle part of lower shell right-hand end, air gauge, air pressure probe is separately mounted to connecting tube right part upper end, valve core print seat is mounted on the right outboard end of partition, lower end is separately mounted to square casing upper end or so two at left and right sides of upper supporting table, upper blocking seat is mounted on lower end in the middle part of supporting table, toggle is mounted on the upper center of upper blocking seat, Switching Power Supply, warning circuit is mounted on member In part box, and connected between air pressure probe through conducting wire.The utility model maintenance personal can recognize cylinder cap performance in time, improve maintenance speed.
Description
Technical field
The utility model relates to testing equipment fields, especially a kind of to test for motorcycle engine cylinder cap sealing performance
Device.
Background technique
Motorcycle is all much single cylinder operation mode, and cylinder head is the engine important component of motorcycle, motorcycle
Cylinder cap directly bears high temperature and pressure when engine operation, and therefore, the operating condition of cylinder cap is more severe；Cylinder cap lower part and engine air
Sealing performance between cylinder top is the premise for guaranteeing motorcycle engine and working normally, if cylinder cap is close with cylinder in use
Feng Buyan will lead to engine because gas leakage can not work normally.For cylinder cap in production since processing technology is bad, having leads to cylinder cap
With the hidden danger of cylinder contact surface poor sealing gas leakage, in use, especially the cylinder cap poor quality of Cylinder of motorcycle when, due to
It by high temperature, affected by high, can cause to deform because expanding with heat and contract with cold for a long time, and then cause to terminate on the cylinder of itself and engine
Contact portion position sealing performance is deteriorated, and engine even can not work normally because gas leakage power reduces.
In practical situations, the deformation of the contact surface of cylinder cap and cylinder clearly can not see problem visually generally,
Maintenance personal can not intuitively recognize the deformation of cylinder cap, thus maintenance personal causes to start suspecting that cylinder cap sealing is bad
When machine failure, good cylinder cap is mounted on cylinder using substitution method usually in maintenance, then after engine operation, if hair
The motivation cylinder cap working properly that represents goes wrong really.But due to being equipped with other component, such as motorcycle cylinder cap on cylinder cap
With valve assembly and spark plug, before new cylinder cap is mounted on cylinder, need valve assembly and spark on old cylinder cap first
Plug is removed, and is then fitted on new cylinder cap, and then new cylinder cap is mounted on cylinder again, in this way, if the event of engine
Barrier, which is not that cylinder cap sealing is bad, to be caused, be caused by other failures (for example the excessive sealing performance between cylinder of piston wear is not
It is good), then after replacement, engine works abnormal as usual, and maintenance personal is needed again by valve assembly and spark on new cylinder cap
Plug is removed, and is mounted on old cylinder cap, and then old cylinder cap is mounted on cylinder again, and aforesaid operations process is cumbersome, time-consuming to take
Power brings very big inconvenience to maintenance personal.
Based on above-mentioned, a kind of removing in old cylinder cap when motorcycle is provided, test can be effectively sealed to old cylinder cap,
In cylinder cap favorable sealing property, do not need to carry out valve assembly, spark plug on old cylinder cap being mounted on process on new cylinder cap, by
This saves maintenance time, and can intuitively give the device of maintenance personal's cylinder cap properties prompt and seem particularly necessary.
Utility model content
In order to overcome in existing repairing motorcycle operation, it can effectively facilitate test engine cylinder cap sealing performance without a kind of
Equipment, for maintenance personal when carrying out the replacement of cylinder cap, maintenance personal cannot intuitively recognize the sealing performance of cylinder cap, carry out new
There are time-consuming and laborious drawback when old cylinder cap replaces, the utility model is provided in repairing motorcycle, is used in conjunction with maintenance
Air compressor machine is tested, and when maintenance personal, which suspects that cylinder cap sealing is bad, causes engine failure, is not needed using new and old cylinder cap
Substitution method carries out the maintenance of engine, after removing old cylinder cap, is placed directly in the upper end of testboard, under associated mechanisms effect, energy
Facilitate the sealing performance test for carrying out cylinder cap, when cylinder cap sealing performance is bad, can be made a sound by buzzer and intuitively be given
Maintenance personal's prompt, so that maintenance personal can recognize cylinder cap performance in time, seals tearing open for bad Shi Caiyou mesh ground in old cylinder cap
Under valve assembly and spark plug on old cylinder cap, be mounted on the replacement that new and old cylinder cap is carried out on new cylinder cap, it is therefore prevented that due to not knowing
The sealing performance of road cylinder cap operate without mesh ground using substitution method, brings troublesome in poeration, time-consuming and laborious one kind for rubbing
The device of motorcycle engine cylinder cover sealing performance test.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of device for the test of motorcycle engine cylinder cap sealing performance, including air compressor machine and valve core print seat, gas
Press table, it is characterised in that also have lower supporting table, square casing, lower shell, air pressure probe, upper blocking seat, upper supporting table, toggle,
There are four support legs in Switching Power Supply, warning circuit, lower supporting table lower end, and square casing lower end is mounted in the upper end of lower supporting table
Portion, square casing right end middle part and upper center respectively have an aperture, and there are bottom, the lower shell lower end side of being mounted in the lower end of lower shell
Middle part lower end in shape shell, lower shell upper end are mounted on the lower end of the upper middle part aperture of square casing, in the upper end of square casing
There is a head gasket in portion, aperture and square casing upper center aperture alignment in the middle part of head gasket, peace in the middle part of the right-hand end of lower shell
Equipped with the connecting tube communicated inside one and lower shell, the right part of connecting tube is located at the right side outer end of square casing, connecting tube
Right part upper end is separately mounted to the right part upper end of connecting tube, connection there are two having internal thread aperture, air gauge, air pressure probe
The right-hand end of pipe has the partition with aperture, and valve core print seat is mounted on the right outboard end of partition, and upper supporting table is " П " type, on
Lower end is separately mounted to upper end of square casing or so two at left and right sides of supporting table, under upper blocking seat is mounted in the middle part of supporting table
End, toggle are mounted on the upper center of upper blocking seat, and the appendix of air compressor machine is connected with the air inflation nozzle of valve core print seat through inflated hose,
On circuit boards, circuit board is mounted in subassembly wrapper, and subassembly wrapper is mounted on the right side of lower supporting table for Switching Power Supply, warning circuit installation
Top is held, the power input both ends of Switching Power Supply are connected through conducting wire respectively with 220V AC power source the two poles of the earth, the power supply of Switching Power Supply
Output both ends are connected through conducting wire respectively with the power input both ends of warning circuit, and the power supply output cathode of Switching Power Supply and air pressure are visited
One end of head is connected through conducting wire, and the air pressure probe other end is connected with the signal input part of warning circuit through conducting wire.
The lower shell lower part, top and square casing binding site are in sealing state.
The long width of the head gasket is greater than the long width of Detector for Motorcycle Cylinder Head.
The air gauge, air pressure probe, valve core print seat and connecting tube binding site are in sealing state.
There is an aperture in the middle part of the upper supporting table, the middle part upper end of upper supporting table is equipped with a tool internal thread
Position of opening alignment, the upper center of upper blocking seat are equipped with a bearing in the middle part of guide holder, the aperture of guide holder and upper supporting table
, a bearing is installed, the upper end of toggle is horizontally installed with an operation hand lever, and toggle from top to bottom has outer in bearing block
Screw thread, the external screw thread of toggle from top to bottom screw in the middle part of supporting table in the internal screw thread of upper end guide holder, and the lower end of toggle is installed
In the inner ring of upper blocking seat upper center bearing.
Respectively there are the snap-gauge of a genesis analysis in the lower part left and right ends of the upper blocking seat, and the spacing distance of two snap-gauges is less than
The width of Detector for Motorcycle Cylinder Head.
The air pressure probe is gas-pressure adjustable switch, and internal two contacts are closed type structure.
The Switching Power Supply is that alternating current 220V turns direct current 6V switch power module, a power switch and switch power module
Cathode power supply output end connected through conducting wire.
The warning circuit includes silicon-controlled, relay, resistance and buzzer, is connected therebetween through circuit board wiring, controllably
Silicon anode is connected with power source for relay control input terminal, and silicon-controlled cathode is connected with relay cathode power supply input terminal, resistance one
End is connected with SCR control pole, and relay normally open contact end is connected with buzzer cathode power supply input terminal, buzzer negative electricity
Source input terminal is connected with relay negative power supply input terminal.
The utility model beneficial effect is: the utility model is in use, when being short of power occurs in motorcycle or difficulty in starting, dimension
Repair personnel suspect cylinder cap sealing performance it is bad when, after maintenance personal removes cylinder cap from cylinder, cylinder cap Gai Fang
The upper end (the upper middle part aperture side for being located at square casing around cylinder cap) of middle part aperture on shape shell, cylinder cap top female parts
Installation valve assembly, spark plug position be located at square casing upper middle part aperture upside, then maintenance personal is operated with hand channel
Hand lever is rotated down toggle, and then, upper blocking seat moves downward, and the snap-gauge of the lower part left and right ends genesis analysis of upper blocking seat is downward
Movement and cylinder cap upper end are in close contact, and in turn, middle part is in close contact through head gasket on cylinder cap lower end and square casing, are then repaired
Personnel open air compressor machine, and the compressed air of air compressor machine output enters in lower shell, and after air pressure is enough in lower shell, maintenance personal is closed
Air compressor machine is closed, and is turned on the power switch；Testing time is generally 5 minutes to 10 minutes, if cylinder cap leakproofness during test
Can be poor, then gas leak phenomenon can be generated because sealing performance is bad between cylinder cap lower end and square casing, air pressure meeting in lower shell
It reduces, in this way under the action of air pressure probe and warning circuit, buzzer, which can issue loud voice prompt, to be given maintenance personal and mention
Show, it is bad that cylinder-head distortion damages sealing performance；If buzzer does not make a sound that represent cylinder head functional in test,
Maintenance personal can directly replace when cylinder head is damaged in this way, when not damaging, not need to carry out event using substitution method
The exclusion of barrier which thereby enhances maintenance speed.The utility model maintenance personal can recognize cylinder cap performance in time, seal not in old cylinder cap
Good Shi Caiyou mesh ground removes valve assembly and spark plug on old cylinder cap, is mounted on new cylinder cap and carries out new and old cylinder cap more
It changes, it is therefore prevented that due to not knowing that the sealing performance of cylinder cap operate without mesh ground using substitution method, bring troublesome in poeration, time-consuming
Laborious drawback, based on above-mentioned, so the application prospect that the utility model has had.
Detailed description of the invention
The utility model is described further below in conjunction with drawings and examples.
Fig. 1 is the structural schematic diagram between the utility model and motorcycle cylinder cap.
Fig. 2 is the utility model square casing, head gasket and upper supporting table partial structural diagram.
Fig. 3 is the utility model circuit diagram.
Specific embodiment
Fig. 1, shown in 2, a kind of device for the test of motorcycle engine cylinder cap sealing performance, including repairing motorcycle
Air compressor machine and valve core print seat 1, the air gauge 2 used also has lower supporting table 3, square casing 4, lower shell 5, air pressure probe
6, there are four support leg 3-1 in upper blocking seat 7, upper supporting table 8, toggle 9, Switching Power Supply 10, warning circuit 11, lower 3 lower end of supporting table,
4 lower end of square casing is welded on the upper center of lower supporting table 3, and 4 right end of square casing middle part and upper center respectively have one to open
There are a bottom in hole 4-1 and 4-2, the lower end of lower shell 5, and 5 lower end of lower shell is welded on middle part lower end in square casing 4, on lower shell 5
End is welded on the lower end of the upper middle part aperture 4-1 of square casing, and the upper center of square casing 4 is connected to a cylinder with gluing
The right-hand end middle part of pad 13,13 middle part aperture of head gasket and square casing upper center aperture 4-1 alignment, lower shell 5 is welded with
The right part of the connecting tube 14 communicated inside one and lower shell, connecting tube 14 is drawn through aperture 4-2 in the middle part of square casing right end,
The right part of connecting tube 14 is located at the right side outer end of square casing 4, and there are two tool internal threads to open for the right part upper end of connecting tube 14
Hole 14-1 screws in the connecting tube right side by 2 lower end air inlet pipe external screw thread of air gauge, air pressure 6 lower end air inlet pipe external screw threads of probe respectively
In the internal screw thread of the two aperture 14-1 in portion upper end, air gauge 2, air pressure probe 6 are separately mounted on the right part of connecting tube 14
End, the right-hand end of connecting tube 14 have the partition 14-2 with aperture, external screw thread and the nut peace that valve core print seat 1 passes through itself
Mounted in the right outboard end of partition 14-2, upper supporting table 8 is " П " type, and upper 8 left and right sides lower end of supporting table is respectively welded at rectangular shell
Upper end of body 4 or so two, upper blocking seat 7 are mounted on 8 middle part lower end of supporting table, and toggle 9 is mounted in the upper end of upper blocking seat 7
The appendix in portion, air compressor machine is connected with the air inflation nozzle of valve core print seat 1 through inflated hose, and Switching Power Supply 10, warning circuit 11 are installed
On circuit boards, circuit board is mounted in subassembly wrapper 12, and subassembly wrapper 12 is mounted on the right end top of lower supporting table 3, Switching Power Supply
10 power input both ends are connected through conducting wire respectively with 220V AC power source the two poles of the earth, the power supply output both ends of Switching Power Supply 10 and report
The power input both ends of alert circuit 11 are connected through conducting wire respectively, and the one of the power supply output cathode of Switching Power Supply 10 and air pressure probe 6
End is connected through conducting wire, and air pressure 6 other ends of probe are connected with the signal input part of warning circuit 11 through conducting wire.
Fig. 1, shown in 2,5 lower part of lower shell, top and 4 binding site of square casing are in sealing state.Head gasket 13
Long width be greater than Detector for Motorcycle Cylinder Head 15 long width.Air gauge 2, air pressure probe 6 are separately mounted to the right part of connecting tube 14
Upper end, after valve core print seat 1 is mounted on the right outboard end of connecting tube partition 14-2, air gauge 2, air pressure probe 6, valve core print seat 1 and company
14 binding site of adapter tube is in sealing state.There are an aperture 8-1, the middle part upper end weldering of upper supporting table in the middle part of upper supporting table 8
It is connected to a tool internal thread guide holder 8-2, the aperture of guide holder 8-2 and supporting table middle part aperture 8-1 position alignment, on
The upper center of deck 7 is welded with a bearing block 7-1, and a bearing is equipped in bearing block 7-1, and the upper end of toggle 9 is lateral
It is welded with an operation hand lever 9-1, toggle 9 from top to bottom has external screw thread, from top to bottom screws in by the external screw thread of toggle 9
In the middle part of supporting table in the internal screw thread of upper end guide holder 8-2, the lower end of toggle 9 be mounted on the inner ring of 7 upper center bearing of upper blocking seat
It is interior, upper blocking seat 7 is mounted on upper 8 middle part lower end of supporting table, toggle 9 is mounted on the upper center of upper blocking seat 7.Under upper blocking seat 7
Portion left and right ends respectively have the spacing distance of the snap-gauge 7-2, two snap-gauge 7-2 of a genesis analysis to be less than Detector for Motorcycle Cylinder Head 15
Width.Air pressure probe 6 is that brand mind is speeded, the gas-pressure adjustable of model QPM11 switchs finished product, is had there are two terminals, inside
Two contacts are closed type structure, and upper part of the housing has adjustable knob, and lower part has air inlet pipe, and air inlet pipe is mounted on connection
It is adjustable adjustable in the case where gas-pressure adjustable switchs itself function of finished product 6 by with tool left and right adjusting knob on pipe 14
6 inside two of gas-pressure adjustable switch finished product that baroswitch finished product 6 is connected under internal different pressures with two terminals are normally closed
Contact closure.
Fig. 1, shown in 2, the utility model is in use, when motorcycle occurs being short of power or difficulty in starting, maintenance personal bosom
Doubt 15 sealing performance of cylinder cap it is bad when, after maintenance personal removes cylinder cap 15 from cylinder, cylinder cap 15 is covered rectangular
The upper end (the upper side middle part aperture 4-1 for being located at square casing around cylinder cap 15) of the upper middle part aperture 4-1 of shell, cylinder cap 15
Top female parts install valve assembly, the position of spark plug is located on the upside of the upper middle part aperture 4-1 of square casing, then repair
Personnel are operated hand lever 9-1 and toggle 9 are driven to turn right, in upper 8 upper guide of supporting table with hand clockwise turning operation hand lever 9-1
To under the effect of seat 8-2 internal screw thread, the external screw thread of toggle 9 is moved downward along guide holder 8-2 internal screw thread, and in turn, 9 lower end of toggle drives
Upper blocking seat 7 move downward (due to 7 upper end of upper blocking seat have bearing block 7-1 and bearing, 9 lower end of toggle can be along the inner ring of bearing
Rotation, such maintenance personal gently firmly hold upper blocking seat 7 on the other hand and prevent from the rotation of upper blocking seat 7, it is therefore prevented that 7 turns of upper blocking seat
Dynamic, the snap-gauge 7-2 of 7 lower end of upper blocking seat is because rotation can not be contacted effectively with cylinder cap upper end or so two), the lower part of upper blocking seat 7
The snap-gauge 7-2 of left and right ends genesis analysis is moved downward to be in close contact with 15 upper end of cylinder cap, on 15 lower end of cylinder cap and square casing 4
Middle part is in close contact through head gasket 13, the valve that then maintenance personal opens the power supply of air compressor machine and air compressor machine is connected with appendix
Door, then, the compressed air of air compressor machine output enter in lower shell 5, and (1 pressure of air gauge reaches after air pressure is enough in lower shell 5
Arrive 250KPa or so), maintenance personal closes air compressor machine, removes the hose that air compressor machine and valve core print seat 1 connect, then opens power supply
Switch；Testing time is generally 5 minutes to 10 minutes, during test if 15 poor sealing performance of cylinder cap (such as cylinder cap lower end and
Cylinder binding site deforms or defect, has micropore between 15 top female parts of cylinder cap upper end and cylinder cap), then cylinder cap 15 and side
Shape shell 4 can generate gas leak phenomenon because sealing performance is bad, and air pressure can reduce rapidly in lower shell 5,1 pressure reduction of air gauge
When to 100KPa or less, under the action of air pressure probe 6 and warning circuit 11, the buzzer of warning circuit 11 can issue loud mention
Show that sound gives maintenance personal's prompt, 15 deformed damaged sealing performance of cylinder head is bad；If buzzer does not issue in test
It is functional that sound represents cylinder head 15, and such maintenance personal can directly replace when cylinder head 15 is damaged, and does not damage
Bad when, is not needed the exclusion for being carried out failure using substitution method, which thereby enhances maintenance speed.After testing, maintenance personal's hand
Counterclockwise turning operation hand lever 9-1, operation hand lever 9-1 drives toggle 9 to turn left, in upper 8 top guide holder 8-2 of supporting table
Under threaded function, the external screw thread of toggle 9 is moved upwards along guide holder 8-2 internal screw thread, in turn, 9 lower end of toggle drive upper blocking seat 7 to
Upper movement, the snap-gauge 7-2 of the lower part left and right ends genesis analysis of upper blocking seat 7 is moved upwards to space out with 15 upper end of cylinder cap, dimension
Repairing personnel can from square casing 4 and the taking-up of 7 lower end of upper blocking seat test cylinder cap.In the utility model, maintenance personal can also be real-time
The sealing performance that cylinder cap is understood by barometric pressure intuitive display, when the problematic pressure maintaining of cylinder cap is bad, barometric pointer
Scale is low, and when cylinder cap good seal, barometric pointer scale is high.The utility model maintenance personal can recognize 15 property of cylinder cap in time
Can, valve assembly and spark plug on old cylinder cap 15 are removed what old cylinder cap 15 sealed bad Shi Caiyou mesh ground, is mounted on new cylinder
Cover the replacement for carrying out new and old cylinder cap, it is therefore prevented that due to not knowing that the sealing performance of cylinder cap grasp without mesh ground using substitution method
Make, bring troublesome in poeration, time-consuming and laborious drawback, based on above-mentioned, so the application prospect that the utility model has had.
Shown in Fig. 3, air pressure probe P is that brand mind is speeded, the gas-pressure adjustable of model QPM11 switchs finished product, and there are two tools
Terminals, internal two contacts are closed type structure, and upper part of the housing has adjustable knob, and lower part has air inlet pipe, into
Tracheae is mounted in connecting tube, by with tool left and right adjusting knob, in the case where gas-pressure adjustable switchs itself function of finished product P,
The gas-pressure adjustable switch finished product P that adjustable gas-pressure adjustable switch finished product P is connected under internal different pressures with two terminals
Internal two normally-closed contacts closure.Switching Power Supply U is that alternating current 220V turns direct current 6V switch power module finished product, and brand is bright latitude,
Power input 1 and 2 feet there are two having, two power output ends 3 and 4 feet, a power switch K and switch power module finished product
3 foot of cathode power supply output end connected through conducting wire.Warning circuit includes silicon-controlled VS, relay J, resistance R and buzzer B,
Between connected through circuit board wiring, silicon-controlled VS anode and relay J control power input connect, silicon-controlled VS cathode and after
The connection of electric appliance J cathode power supply input terminal, the one end resistance R are connected with silicon-controlled VS control electrode, relay J normally opened contact end and information ring
The connection of device B cathode power supply input terminal, buzzer B negative power supply input terminal are connected with relay J negative power supply input terminal.Switch electricity
The power input both ends 1 of source U and 2 feet are connected through conducting wire respectively with 220V AC power source the two poles of the earth, the power supply output two of Switching Power Supply U
Hold the power switch S other end and the silicon-controlled VS anode of 4 feet of Switching Power Supply U and the power input both ends of warning circuit and relay
J negative power supply input terminal is connected through conducting wire respectively, and the power supply output cathode power switch S other end of Switching Power Supply U and air pressure are visited
One end of head P is connected through conducting wire, and the signal input part resistance R other end of the air pressure probe P other end and warning circuit connects through conducting wire
It connects.
Shown in Fig. 3, the utility model is in use, maintenance personal opens the power supply of air compressor machine and air compressor machine is connected with appendix
Valve, then, the compressed air of air compressor machine output enters in lower shell, and (air pressure meter pressure reaches after air pressure is enough in lower shell
Arrive 250KPa or so), maintenance personal closes air compressor machine, removes the hose that air compressor machine is connected with valve core print seat, then opens power supply
After 1 and 2 feet of switch K, 220V AC power source access switch power supply U, under the internal circuit effect of Switching Power Supply U, switch electricity
3 and 4 feet of source U can export the power input both ends that stable 6V DC power supply enters warning circuit, and 3 feet of Switching Power Supply U are defeated
6V direct current anode out can also enter air pressure probe one end P, test in cylinder cap, and the testing time is generally 5 minutes to 10 minutes,
Instantly the air pressure of inner barrel be higher than 100KPa when, that is, air gauge instruction pressure in 100KPa or more, air pressure pop one's head in P
Internal two contacts are in open-circuit condition, buzzer B not sounding, during test if cylinder cap poor sealing performance (such as under cylinder cap
Portion and the deformation of cylinder binding site or defect, have micropore between cylinder cap upper end and cylinder cap top female parts), then cylinder cap and side
Gas leak phenomenon can be generated because sealing performance is bad between shape shell, air pressure can reduce rapidly in lower shell, instantly inner barrel
Air pressure when being lower than 100KPa, that is, when air gauge instruction pressure is lower than 100KPa or so, air pressure is popped one's head in two contacts inside P
It can be in closed state, then, the 6V DC power anode of the 3 feet output of Switching Power Supply U is through contact closure air pressure probe P, electricity
The control electrode for entering silicon-controlled VS after R decompression is hindered, in turn, silicon-controlled VS is triggered conducting, and relay J obtains that electric to be attracted its control electric
Source input terminal and normally opened contact end closure, since relay J normally opened contact end is connected with buzzer B cathode power supply input terminal, news
Chinese percussion instrument B negative power supply input terminal goes out 4 foot of output end with the negative power supply of Switching Power Supply U and is connected, so, buzzer B can be sent out this moment
Loud voice prompt out gives maintenance personal's prompt, and it is bad that cylinder-head distortion damages sealing performance；If buzzer B in test
It does not make a sound and represents cylinder head favorable sealing property, such maintenance personal can directly carry out more when cylinder head is damaged
It changes, when not damaging, does not need the exclusion for carrying out failure using substitution method, which thereby enhance maintenance speed.
Shown in Fig. 3, Switching Power Supply U is that alternating current 220V turns direct current 6V switch power module finished product, and power is 50W.Alarm
In circuit: silicon-controlled is the plastic packaging one-way SCR of model MCR100-1；Relay J is the small-sized relay of DC4123/6V model
Device；Resistance is 1K；Buzzer is that the active audio communication of 6V of brand wing alliance rings alarm.Power switch K is small-sized to stir power supply
Switch.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, for
For those skilled in the art, it is clear that the utility model is limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this reality
In the case where with novel spirit or essential attributes, the utility model can be realized in other specific forms.Therefore, no matter from
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by appended
Claim rather than above description limit, it is intended that the institute that will be fallen within the meaning and scope of the equivalent elements of the claims
It changes and is embraced therein.Right involved in should not treating any reference in the claims as limiting is wanted
It asks.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of device for the test of motorcycle engine cylinder cap sealing performance, including air compressor machine and valve core print seat, air pressure
Table, it is characterised in that also there is lower supporting table, square casing, lower shell, air pressure probe, upper blocking seat, upper supporting table, toggle, open
There are four support legs in powered-down source, warning circuit, lower supporting table lower end, and square casing lower end is mounted in the upper end of lower supporting table
Portion, square casing right end middle part and upper center respectively have an aperture, and there are bottom, the lower shell lower end side of being mounted in the lower end of lower shell
Middle part lower end in shape shell, lower shell upper end are mounted on the lower end of the upper middle part aperture of square casing, in the upper end of square casing
There is a head gasket in portion, aperture and square casing upper center aperture alignment in the middle part of head gasket, peace in the middle part of the right-hand end of lower shell
Equipped with the connecting tube communicated inside one and lower shell, the right part of connecting tube is located at the right side outer end of square casing, connecting tube
Right part upper end is separately mounted to the right part upper end of connecting tube, connection there are two having internal thread aperture, air gauge, air pressure probe
The right-hand end of pipe has the partition with aperture, and valve core print seat is mounted on the right outboard end of partition, and upper supporting table is " П " type, on
Lower end is separately mounted to upper end of square casing or so two at left and right sides of supporting table, under upper blocking seat is mounted in the middle part of supporting table
End, toggle are mounted on the upper center of upper blocking seat, and the appendix of air compressor machine is connected with the air inflation nozzle of valve core print seat through inflated hose,
On circuit boards, circuit board is mounted in subassembly wrapper, and subassembly wrapper is mounted on the right side of lower supporting table for Switching Power Supply, warning circuit installation
Top is held, the power input both ends of Switching Power Supply are connected through conducting wire respectively with 220V AC power source the two poles of the earth, the power supply of Switching Power Supply
Output both ends are connected through conducting wire respectively with the power input both ends of warning circuit, and the power supply output cathode of Switching Power Supply and air pressure are visited
One end of head is connected through conducting wire, and the air pressure probe other end is connected with the signal input part of warning circuit through conducting wire.
2. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
Sealing state is in lower shell lower part, top and square casing binding site.
3. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
It is greater than the long width of Detector for Motorcycle Cylinder Head in the long width of head gasket.
4. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
Sealing state is in air gauge, air pressure probe, valve core print seat and connecting tube binding site.
5. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
There is an aperture in the middle part of upper supporting table, the middle part upper end of upper supporting table is equipped with a tool internal thread guide holder, leads
Position of opening alignment, the upper center of upper blocking seat are equipped with a bearing block, bearing block in the middle part of aperture and upper supporting table to seat
One bearing is inside installed, the upper end of toggle is horizontally installed with an operation hand lever, and toggle from top to bottom has external screw thread, toggle
External screw thread from top to bottom screw in the middle part of supporting table in the internal screw thread of upper end guide holder, the lower end of toggle is mounted on upper blocking seat
In the inner ring of end middle part bearing.
6. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
Respectively there is the snap-gauge of a genesis analysis in the lower part left and right ends of upper blocking seat, the spacing distance of two snap-gauges is less than Cylinder of motorcycle
The width of lid.
7. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
It is gas-pressure adjustable switch in air pressure probe, internal two contacts are closed type structure.
8. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
It is that alternating current 220V turns direct current 6V switch power module, the cathode power supply of a power switch and switch power module in Switching Power Supply
Output end is connected through conducting wire.
9. a kind of device for the test of motorcycle engine cylinder cap sealing performance according to claim 1, feature exist
Include silicon-controlled, relay, resistance and buzzer in warning circuit, connected therebetween through circuit board wiring, silicon-controlled anode and after
The connection of electrical equipment control power input, silicon-controlled cathode connects with relay cathode power supply input terminal, resistance one end and silicon-controlled
Control electrode connection, relay normally open contact end connect with buzzer cathode power supply input terminal, buzzer negative power supply input terminal with
The connection of relay negative power supply input terminal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821999841.8U CN209446233U (en) | 2018-11-30 | 2018-11-30 | A kind of device for the test of motorcycle engine cylinder cap sealing performance |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821999841.8U CN209446233U (en) | 2018-11-30 | 2018-11-30 | A kind of device for the test of motorcycle engine cylinder cap sealing performance |
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| CN209446233U true CN209446233U (en) | 2019-09-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926726A (en) * | 2019-12-20 | 2020-03-27 | 天津北方天力增压技术有限公司 | Air tightness detection device of supercharger midbody |
| CN111426426A (en) * | 2020-04-22 | 2020-07-17 | 扬州润盈机械有限公司 | Novel gas tightness detection device for internal combustion engine accessories |
-
2018
- 2018-11-30 CN CN201821999841.8U patent/CN209446233U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110926726A (en) * | 2019-12-20 | 2020-03-27 | 天津北方天力增压技术有限公司 | Air tightness detection device of supercharger midbody |
| CN111426426A (en) * | 2020-04-22 | 2020-07-17 | 扬州润盈机械有限公司 | Novel gas tightness detection device for internal combustion engine accessories |
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