CN2238430Y - Pressure gage capable of automatic controlling power supply - Google Patents

Abstract

The utility model relates to a pressure gage capable of automatic controlling power supply. The lower end of a setting part is fixed with a controlling part. The lower part of the controlling part is provided with a detecting part and is coated by an upper casing part. The outer margin of the adjusting button rod of the setting part is provided with screw threads. The adjusting button rod moves from top to bottom matching the adjusting, rotating and setting motions. The distance between the controlling part and the detecting part is varied. The controlling part is provided with a power supply control component used for controlling the on-off of the power supply. The detecting part is provided with an air holding chamber and a measuring film part for covering the air holding chamber. The measuring film part is convex upwards following the increase of pressure to contact the power supply control component, which leads the power supply which is supplied to be turned off. The distance between the controlling part and the detecting part is varied, which controls the on-off of the power supply control component.

Description

But the tensimeter of automatic control power supply

But the utility model relates to a kind of tensimeter of automatic control power supply, particularly relate to a kind ofly adjusting pressure limit and setting the working pressure limit with simple assemblies, with automatic cut-out or open use in the tensimeter of power supply effect.

In the general plant produced manufacture process, often must be noted that the control of pressure,, gently then cause defective products, seriously then may cause explosive incident, just must be noted that the control of pressure as the reactive tank in the chemical plant if hypertonia can produce multiple unsafe condition.In addition, in daily life, also there is multiple situation to should be noted that the control of pressure, as the tire pressure of doughnut, the ball pressure of basketball etc., if inflation body pressure is excessive in it, inconvenience during use, even cause the danger of life, as blow out etc.

Pressure gauge only was to measure the working pressure present situation mostly in the past, and the control of the working pressure limit is not had any instrument control can be operated, must be with manual control, and unusual trouble.There is a kind of meter of pressure control in the past 10 to be provided with pressure control equipment, as shown in Figure 1, 2, on an air-pressure chamber 11, establish an indication face 12, the centre of this indication face 12 is provided with an adjustment bull stick 13, on this adjustment bull stick 13 and be provided with that pin 14 is dialled in a rotation, pressure is set pin 15 and pressure pointer 16, the upper end that this pressure is set pin 15 is provided with a small-sized reversed column 151, the front end top then is provided with a control contact pilotage 17, and this indication face 12 is provided with a power control switch 18, and this power control switch 18 is connected with this control contact pilotage 17.When setting, transmission should be adjusted bull stick 13, moved and drive this rotation group pin 14, touched this reversed column 151, made this pressure pointer 16 move on to the position of desiring set pressure.When starting use, this pressure pointer 16 moves along with the working pressure present situation, when this pressure pointer 16 touches the control contact pilotage 17 of these pressure setting pin 15 belows, just by this power control switch 18 power supply in using is turned off.

Though the above-mentioned meter of pressure control in the past 10 is provided with the function of power supply control, it is to adopt the spring mensuration because of the pressure survey mode, and its power supply control mode adopts the mode of direct touch-control, so have following point:

1, spare part is many, volume is big: because of the pressure survey mode is to adopt the spring mensuration, required spare part is equipped with quite a lot of, dial pin 14, pressure setting pin 15 and pressure pointer 16 etc. as rotation, and this power control switch 18 must be located at the face surface, add that with the spring gaging pressure required air-pressure chamber 11 is also very big, make the volume of composition very big, limited the flexibility ratio utilization that to use territory, the utilizability on the reduction industry.

2, set, operate inconvenience indirectly: dial pin 14 on-stream pressures with this rotation to set pin 15 because be, set the ultimate value of institute's desire restriction pressure in the indirect mode, in the time will changing setting value, as shown in Figure 2, must change the direction that pin 14 is dialled in this rotation on the setting operation, set the moving direction of pin 15 to change this pressure, very inconvenient in the use.

3, directly control, sensitivity are easily lost: because directly touch control contact pilotage 17 with pressure pointer 15, control the Push And Release of this power control switch 18, so pin 14 is dialled in above-mentioned rotation and pressure is set the pin 15 except having on indication face 12, also must have this pressure pointer 16, except the complicacy that increases indication face 12, this pressure pointer 16 uses a period of times or after external world's corrosion, is got loose by this adjustment bull stick 13 easily, causes loose contact and loses sensitivity.

But the purpose of this utility model is to provide a kind of tensimeter of automatic control power supply, adjusts pressure limit and directly sets the working pressure limit with simple assemblies, has the effect that can cut off or open power supply in the use automatically.

For achieving the above object, but the utility model proposes a kind of tensimeter of automatic control power supply, have a face and a setting pin that is fixed on this face top, this face is provided with the numerical value or the mark of indicated pressure, it is characterized in that:

But the tensimeter that is somebody's turn to do automatic control power supply comprises a upper casing portion, a configuration part, a control part and a detecting part;

This upper casing portion has upper shell and perspective portion that is located at this upper shell upper limb of a hollow;

This configuration part comprises an adjustment button bar, this adjustment button bar is located in this upper casing portion, periphery is provided with the rotation screw thread, and should adjust the button bar and rotate the action of adjusting setting and producing flexible up and down or displacement, be respectively equipped with perforation on this setting pin and the face, this adjustment swing arm runs through the perforation of this setting pin and face in regular turn, and this setting pin and face are individually fixed on this adjustment button bar or peripheral region, this is set pin and sets according to this adjustment of adjusting the button bar, and shows the pressure limit value that sets;

This control part comprises a fixed sleeve part and a power supply control member, this fixed sleeve part inside is hollow, and suit is fixed on the lower end or the periphery of the adjustment button bar of this configuration part, and the position is below this face, and this fixed sleeve part cooperates the rotation adjustment of this adjustments button bar to set and telescopic displacement about producing; This power supply control member is located at the lower end of this fixed sleeve part, and produces telescopic displacement up and down with the upper and lower displacement of this fixed sleeve part;

Shell and a measurement film spare at the bottom of this detecting part comprises one, this end shell is a hollow housing, inside is provided with one and receives air chamber, this is received air chamber and is provided with an air pressure duct, this measurement film spare closely is sleeved on this and receives the upper limb of air chamber, and form an airtight gastight closed air chamber, this end shell connects airtight mutually with this upper casing portion, the power control part position of this control part this measurement film fall above and the position at the lower end or the periphery of this fixed sleeve part.

Wherein, this face is provided with a display part that shows pressure use present situation.

Wherein, this display part comprises that one has the transparent tube of numerical value or mark and is located at a elastic component in this transparent tube, one end of this elastic component is fixed on an end of this transparent tube with screw, the other end is provided with a stops, and this transparent tube is received the air pressure duct of air chamber near an end of this stops with a siphunculus and this and is connected.

Wherein, the upper shell periphery of this upper casing portion maybe should be provided with an adjustment perforation in perspective portion surface.

Wherein, this perspective portion is a transparent watch box made from glass, clear plastic, acryl or PC material.

Wherein, this adjustment perforation periphery is provided with a rotation sheath as high rigidity plastic cement or rubber with hardness and leakproof.

Wherein, the rotation thread bush of this adjustment button bar is through in this rotation sheath, and this rotation screw thread produces telescopic displacement action up and down according to the rotation of this rotation sheath.

Wherein, be provided with the pivot swivel of a hollow between this adjustment button bar and perspective portion, the inner wall of this pivot swivel is provided with female screw, and this adjustment button bar covers this pivot swivel, and this rotation screw thread and female screw closely screw togather mutually.

Wherein, the outer rim of this pivot swivel is provided with first leak-proof gasket, and this first leakproof circle pad is connected between this pivot swivel and this face.

Wherein, be provided with a leakproof collar between this perspective portion and this setting pin, this leakproof collar is that a hollow cylinder and outer rim place are provided with one second leak-proof gasket, this leak jacket ring set is connected on this pivot swivel, and this first leak-proof gasket and second leak-proof gasket closely are fitted in the both sides up and down of this perspective portion.

Wherein, this fixed sleeve part first half is a hollow circular cylinder, and the demifacet of Lower Half forms indent, and this power supply control member is fixed on this demifacet.

Wherein, this measurement film spare is rubber-like such as sheet metal, has the sheet metal of multiple whorl or a polymer sheets of tool spring function.

Wherein, this measurement film spare and receive and be provided with an anti-drain gasket between air chamber.

Wherein, this measurement film spare be with the welding, screw is fixed or cover press fit on this receives air chamber.

Wherein, this end shell and this upper casing portion are to be spirally connected, to weld or to coat interlocking.

But the tensimeter of automatic control power supply of the present utility model, utilize the setting step of adjusting this adjustment button bar simply, just can adjust the distance between this power supply control member and measurement film spare, and then the pressure limit situation in the control use, reach the power supply in using according to automatic cut-out of the set pressure limit or unlatching, and have the effect that the manufacturing simply reaches the element lighting.

But be elaborated below by most preferred embodiment and accompanying drawing tensimeter to automatic control power supply of the present utility model, in the accompanying drawing:

Fig. 1 is the schematic perspective view of pressure control meter in the past.

Fig. 2 is the cut-open view of pressure control meter in the past.

Fig. 3 is the utility model preferred embodiment exploded view.

Fig. 4 is the assembling synoptic diagram that perspective portion adds the rotation sheath in the utility model.

Fig. 5 is first diagrammatic cross-section of the utility model preferred embodiment.

Fig. 6 is second diagrammatic cross-section of the utility model preferred embodiment.

Fig. 7 is the combination stereogram that the utility model preferred embodiment adds display part.

As shown in Figure 3, the utility model preferred embodiment comprises a upper casing portion 20, configuration part 30, a control part 40 and a detecting part 50.

This upper casing portion 20 comprises the upper shell 21 of a hollow cylinder, the upper limb place of this upper shell 21 is provided with a perspective portion 23, the upper limb place of this upper shell 21 is provided with the first groove circle 26, be provided with the 3rd leakproof lining ring 27 in this first groove circle 26, the material of the 3rd leakproof lining ring 27 is also without particular limitation, as long as it is just passable to reach leak preventing effect,, be best material wherein with rubber as rubber, high molecular weight plastic, cork sieve etc.The bottom of this upper shell 21 is provided with two projections 22, and peripheral region is provided with a power supply perforation 211, and the power supply edge passes, and these upper shell 21 lower end peripheral regions are provided with first screw thread 25.

This perspective portion 23 is provided with one and adjusts perforation 24, and the material characteristic of this perspective portion 23 does not have certain restriction, so long as the watch box of transparent material just can, can be glass, clear plastic, acryl, PC etc., with PC material the best.

But this adjusts perforation 24 matching design, and changes the peripheral region that is located at this upper shell 21.

This configuration part 30 comprises that an adjustment button bar 31, one set pin 32 and a face 33, the periphery of this adjustment button bar 31 is provided with rotation screw thread 311, the upper end of this rotation screw thread 311 and on this adjustment button bar 31, be provided with one place restrictions on the ring 312, this is placed restrictions on ring 312 and limits the distance that this adjustment button bar 31 moves, so the not special restriction of material can be materials such as plastic cement, rubber, irony.

The end points place of this setting pin 32 is provided with first perforation 321, the surface of this face 33 is provided with second perforation 331, these second perforation, 331 set positions without limits, can cooperate the function that this face 33 possessed and the number of written instructions project kind, for example simultaneously indicated pressure, temperature, time etc., decide this pressure to set the display position of indication, as be located at centre, place, the lower right corner of face 33 etc., present embodiment is single functional imperative meter, so this second perforation 331 is located at the centre of this face 32.

During assembling, with of second perforation 331 of this adjustment button bar 31 by first perforation 321 that runs through this setting pin 32 outward in regular turn and this face 33, this setting pin 32 is fixed on this adjustment button bar 31, and can moves, produce the function of mobile indicative of settings pressure limit value with this rotation of adjusting button bar 31.The rotation screw thread 311 of this adjustment button bar 31 is embedded in this adjustment perforation 24, and engage each other closely with this adjustment perforation 24, along with this adjusts the spinning movement of button bar 31, this adjusts button bar 31 because of rotation screw thread 311, can carry out expanding-contracting action up and down in this upper casing portion 20.In addition, in order to increase the rotation flexibility ratio of 32 on this adjustment button bar 31 and setting pin, can add a hollow circuit cylinder cover 324 in the centre.

Record pressure value or symbol on this face 33, and be respectively equipped with concave point cap 332 with two projections, 22 corresponding sections of this upper casing portion 20.

This control part 40 is located at the lower end of this configuration part 30, comprise a fixed sleeve part 41 and a power supply control member 42, this fixed sleeve part 41 is inner hollow bodies, and suit is fixed on the lower end that button bar 31 is adjusted in this configuration part 30, and the below that is positioned at this face 33 is located, can cooperate the rotation adjustment of this adjustment button bar 31 to set action, and produce the action of telescopic displacement up and down.This fixed sleeve part 41 is fixed in the method for this adjustment button bar 31, and not restriction can be used welding or with methods such as screw are fixing.

This power supply control member 42 is located at the outer rim place, lower end of this fixed sleeve part 41, can produce telescopic displacement action up and down along with the upper and lower displacement of this fixed sleeve part 41.For this power supply control member 42 is installed smoothly, the first half of this fixed sleeve part 41 is a hollow circular cylinder in the present embodiment, and Lower Half then is the indent hemihedral form.

Because this power supply control member 42 upper and lower displacement along with the rotation of this adjustment button bar 31, when this power supply control member 42 moves or tensimeter of the present utility model when moving, touch this face 33 and damage, can install one additional at this fixed sleeve part 41 and 42 of this power supply control members and protect part portion 43, this protects part portion 43 is hollow scapus, the hollow open place is narrower than this power supply control member 42, and this protects part portion 43 upper ends and is provided with a ring marginal ridge 431, this ring marginal ridge 431 is fixed on the below of this face 32, again this fixed sleeve part 41 is run through the hollow part that this protects part portion 43, when this power supply control member 42 during toward superior displacement, can be blocked by this lower edge that protects part portion 43, too many to prevent this power supply control member 42 toward top offset.

This power supply control member 42 has the gauge tap portion 421 of the Push And Release function of controllable power, this gauge tap portion 421 can be key-pressing type or film touch, and be located at the bottom end of this power supply control member 42, in the present embodiment, this gauge tap portion 421 is general microswitch.

Shell 51 and a measurement film spare 52 at the bottom of this detecting part 50 comprises one, this end shell 51 is hollow housings, the inside of housing is provided with one and receives air chamber 53, and first screw thread, 25 corresponding sections of periphery and this upper shell 21 are provided with second screw thread 531, this first screw thread 25 and second screw thread, 531 bolts make this upper shell 21 connect airtight with end shell 51.This upper limb of receiving air chamber 53 is the open end, lower edge is a blind end, periphery or blind end are provided with an air pressure duct 57, and the outside that air chamber 53 perimeter walls wear a hole and run through this end shell 51 is received by this in this air pressure duct 57, can be ventilated into interior and can not leak gas by the external world.

This measurement film spare 52 is sleeved on this and receives the upper limb of air chamber 53, and forms an airtight undismayed closed air chamber.When ambient atmos 57 feeds this when receiving air chamber 53 from this air pressure duct, this measurement film spare 52 is received air chamber 53 internal pressures because of this to be increased and outwards to heave, by the time this receives pressure in the air chamber 53 when descending, this is measured film spare 52 and replys flat state originally again, utilizes this mode to detect the situation of extraneous working pressure.

As shown in Figure 6, when this measurement film spare 52 is heaved, when if ambient pressure surpasses the pressure limit that sets, this measurement film spare 52 can touch the gauge tap portion 421 of these control part 40 power supply control members 42, and the dump in will using, when the pressure in this receives air chamber 53 fades away, as shown in Figure 7, this measurement film spare 52 will be replied the plane original state gradually, and depart from the gauge tap portion 421 of this power supply control member 42, the power supply of dissengaged positions is unlocked again, controls the people source of working pressure ultimate limit state according to this mode and supply with situation, cause danger avoiding.So, the material of this measurement film spare 52 is necessary for has elasticity and reused material, as sheet metal, polymer sheets etc., and using sheet metal when measuring film spare 52, in order to strengthen spring function, with the susceptibility of pressure boost sensing, can on the surface of sheet metal, portray the screw thread of most circles, to increase DE.

This measurement film spare 52 is fixed on this and receives the mode of air chamber 53 upper limbs, have no particular limits, can be according to the material decision of selected measurement film spare 52, as welding, stick fixed forms such as agent is being pasted, screw locking, present embodiment is to adopt when this upper casing portion 20 and the air chamber 53 of receiving cover, the screening edge 221 that these upper shell 21 lower end peripheries are provided with first screw thread, 25 places can be overlaid on these measurement film spare 52 integral body this and receive the upper limb of air chamber 53, and forms close gastight air chamber.

In addition, receive air chamber 53 and the airtightness of measuring enclosure space that film spare 52 is formed in order to strengthen this, cushioning is put an anti-drain gasket 54 between the two, and the tight ness rating between strengthening after both are engaged is received air chamber 52 interior air pressure and leaked to prevent this.

In order to be used the restriction that place of the present utility model has specific leakproof condition, this adjustment button bar 31 and 20 in this upper casing portion must have and prevent the design of external substance in leaking into, the degree difference that its design then requires according to required antiseepage, and multiple different design is arranged, only lift wherein strict demand here and generally require two kinds of situations, be described as follows:

1, requires strict situation

If the utility model uses when places such as chemical plant, outdoor outfit, the material anti-seepage effect necessarily requires very strictly to external world, otherwise can cause the corrosion of the utility model element because of infiltration, and reduction of service life.So, as shown in Figure 3, this adjustment button bar 31 and 23 in perspective portion are provided with a hollow pivot swivel 313, the inner wall of this pivot swivel 313 is provided with female screw 314, after these adjustment button bar 31 covers are through at this pivot swivel 313, this rotation screw thread 311 screws togather mutually closely with this female screw 313, this adjustment button bar 31 can be set and generation telescopic displacement action up and down according to rotation adjustment, the outer rim of this pivot swivel 313 is provided with one first leak-proof gasket 315, these first leak-proof gasket, 315 pads are connected between the adjustment perforation 24 of this pivot swivel 313 and perspective portion 23, prevent the external substance seepage, the material of this first leak-proof gasket 315 can be rubber, high molecular weight plastics etc. are with rubber the best.

In addition, this perspective portion 23 and 32 on pin of setting are provided with a leakproof collar 322, this leakproof collar 322 is that a hollow cylinder and outer rim are provided with second leak-proof gasket 323, and be set on this pivot swivel 313, make this first leak-proof gasket 315 and second leak-proof gasket 323 fit tightly both sides up and down in this perspective portion 23, and after making this adjustment button bar 31 run through the adjustment perforation 24 of this perspective portion 23, this periphery of adjusting perforation 24 is very close to each other, forms close impervious structure that fits tightly.The material of this second leak-proof gasket 323 can be rubber, high molecular weight plastic etc., with rubber the best.

2, general situation about requiring

If the utility model is used in general place, during as places such as inflation of tire machine, indoor air compressor machines, as long as to external world the material anti-seepage effect to meet general requirement just passable.Shown in Fig. 3,4, the adjustment of this perspective portion 23 bore a hole 24 peripheries be provided with one the rotation sheath 241, make these adjustment button bar 31 covers be through at the adjustment perforation 24 of this perspective portion 23, the rotation screw thread 311 of this adjustment button bar 31 can carry out spinning movement up and down in this adjustment perforation 24, and the space of its periphery is tightr, meets the requirement of general anti-seepage effect.The material of this rotation sheath 241 because frictional dissipation must avoid the spinning movement of this adjustment button bar 31 time, think material with hardness and leakproof character, as high rigidity plastic cement, rubber etc.

In addition, the end of the present utility model shell 51 has no particular limits with the mode that upper casing portion 20 socket-connects, and can use the mode of general element socket, connects airtight, welds, coats modes such as interlocking as screw thread, and as shown in Figure 3, present embodiment uses screw thread to connect airtight.

In addition, the power supply control member 42 of this control part 40 is provided with electric wire (figure does not show), this electric wire also is connected on the employed equipment, to control the power supply Push And Release of this equipment, and this electric wire and the utility model contact that connects is this power supply perforation 211, this power supply perforation 211 is to locate to coat closely with what run through with the insulation jacket, to strengthen the effect of leakproof.

Using method of the present utility model is as follows:

As shown in Figure 6,, be connected on this air pressure duct 57, set the ultimate value of working pressure to adjust 31 rotations of button bar again with a tracheae with the machine of want controlled pressure.At this moment, this power supply control member 42 is along with this adjusts the adjustment of button bar 31, and changes the distance with 52 of measurement film spares, heals when big when the pressure limit value that sets, and distance between the two is wideer, and on the contrary, then distance between the two is narrower.

After 57 ventilations of this air pressure duct, this receives the relation of air chamber 53 internal cause air pressure, and this measurement film spare 52 is upwards heaved.When the pressure that uses reached the pressure limit value that sets, as shown in Figure 5, this measurement film spare 52 will touch the gauge tap portion 421 of these power supply control member 42 lower ends, and the dump in will using, and caused danger avoiding.Pressure in this receives air chamber 53 fades away, and this measurement film spare 52 is just replied the plane original state gradually, and departs from the gauge tap portion 421 of this power supply control member 42, and the power supply of dissengaged positions is just opened again and used.

In order further to understand the pressure state in the use really, as shown in Figure 7, on the face 33 of this configuration part 30, be provided with a display part 34, the structure of this display part 34 and installation position are without limits, as long as can show that the present situation of pressure just can in using, an installing elastic component (as elastic force coil 344) in a transparent tube with numerical value or mark for example, one end of this elastic force coil 344 is adjusted the end that screw 341 pinned and be fixed in this transparent tube with one, this adjustment screw 341 has a ventilation holes, the rotation of this adjustment screw 341 of mat is advanced and is retreated, adjust the elastic force of this elastic force coil 344, the other end of this elastic force coil 344 is provided with a stops 342, and is connected on this air pressure duct 57 with a siphunculus 343.When gas enters in this siphunculus 343, because of pressure extrusion, just make this stops 342 displacement in this transparent tube, and the indicated pressure present situation.In addition, the position of these display part 34 installings also can be in any position on this face 33, as outer rim, the lower left corner or other places of reading easily.

Claims (15)

1. But 1, a kind of tensimeter of automatic control power supply has a face and a setting pin that is fixed on this face top, and this face is provided with the numerical value or the mark of indicated pressure, it is characterized in that:

   But the tensimeter that is somebody's turn to do automatic control power supply comprises a upper casing portion, a configuration part, a control part and a detecting part;

   This upper casing portion has upper shell and perspective portion that is located at this upper shell upper limb of a hollow;

   This configuration part comprises an adjustment button bar, this adjustment button bar is located in this upper casing portion, periphery is provided with the rotation screw thread, and should adjust the button bar and rotate the action of adjusting setting and producing flexible up and down or displacement, be respectively equipped with perforation on this setting pin and the face, this adjustment swing arm runs through the perforation of this setting pin and face in regular turn, and this setting pin and face are individually fixed on this adjustment button bar or peripheral region, this is set pin and sets according to this adjustment of adjusting the button bar, and shows the pressure limit value that sets;

   This control part comprises a fixed sleeve part and a power supply control member, this fixed sleeve part inside is hollow, and suit is fixed on the lower end or the periphery of the adjustment button bar of this configuration part, and the position is below this face, and this fixed sleeve part cooperates the rotation adjustment of this adjustments button bar to set and telescopic displacement about producing; This power supply control member is located at the lower end of this fixed sleeve part, and produces telescopic displacement up and down with the upper and lower displacement of this fixed sleeve part;

   Shell and a measurement film spare at the bottom of this detecting part comprises one, this end shell is a hollow housing, inside is provided with one and receives air chamber, this is received air chamber and is provided with an air pressure duct, this measurement film spare closely is sleeved on this and receives the upper limb of air chamber, and form an airtight gastight closed air chamber, this end shell connects airtight mutually with this upper casing portion, the power control part position of this control part this measure film spare above and the position at the lower end or the periphery of this fixed sleeve part.
2. But 2, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this face is provided with one and shows that pressure uses the display part of present situation.
3. But 3, the tensimeter of automatic control power supply as claimed in claim 2, it is characterized in that: this display part comprises that one has the transparent tube of numerical value or mark and is located at a elastic component in this transparent tube, one end of this elastic component is fixed on an end of this transparent tube with screw, the other end is provided with a stops, and this transparent tube is received the air pressure duct of air chamber near an end of this stops with a siphunculus and this and is connected.
4. But 4, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: the upper shell periphery of this upper casing portion maybe should be provided with an adjustment perforation in perspective portion surface.
5. But 5, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this perspective portion is a transparent watch box made from glass, clear plastic, acryl or PC material.
6. But 6, the tensimeter of automatic control power supply as claimed in claim 4 is characterized in that: this adjustment perforation periphery is provided with a rotation sheath as high rigidity plastic cement or rubber with hardness and leakproof.
7. But 7, the tensimeter of automatic control power supply as claimed in claim 6 is characterized in that: the rotation thread bush of this adjustment button bar is through in this rotation sheath, and this rotation screw thread produces telescopic displacement action up and down according to the rotation of this rotation sheath.
8. But 8, the tensimeter of automatic control power supply as claimed in claim 1, it is characterized in that: the pivot swivel that is provided with a hollow between this adjustment button bar and perspective portion, the inner wall of this pivot swivel is provided with female screw, this adjustment button bar covers this pivot swivel, and this rotation screw thread and female screw closely screw togather mutually.
9. But 9, the tensimeter of automatic control power supply as claimed in claim 8 is characterized in that: the outer rim of this pivot swivel is provided with first leak-proof gasket, and this first leakproof circle pad is connected between this pivot swivel and this face.
10. But 10, the tensimeter of automatic control power supply as claimed in claim 9, it is characterized in that: be provided with a leakproof collar between this perspective portion and this setting pin, this leakproof collar is that a hollow cylinder and outer rim place are provided with one second leak-proof gasket, this leak jacket ring set is connected on this pivot swivel, and this first leak-proof gasket and second leak-proof gasket closely are fitted in the both sides up and down of this perspective portion.
11. But 11, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this fixed sleeve part first half is a hollow circular cylinder, and the demifacet of Lower Half forms indent, and this power supply control member is fixed on this demifacet.
12. But 12, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this measurement film spare is rubber-like such as sheet metal, have the sheet metal of multiple whorl or the polymer sheets of tool spring function.
13. But 13, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this measurement film spare and receive and be provided with an anti-drain gasket between air chamber.
14. But 14, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this measurement film spare be with the welding, screw is fixed or cover press fit on this receives air chamber.
15. But 15, the tensimeter of automatic control power supply as claimed in claim 1 is characterized in that: this end shell and this upper casing portion are to be spirally connected, to weld or to coat interlocking.

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