CN107966385A - A kind of full-automatic petroleum asphalt penetration measuring instrument - Google Patents
A kind of full-automatic petroleum asphalt penetration measuring instrument Download PDFInfo
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- CN107966385A CN107966385A CN201711169036.2A CN201711169036A CN107966385A CN 107966385 A CN107966385 A CN 107966385A CN 201711169036 A CN201711169036 A CN 201711169036A CN 107966385 A CN107966385 A CN 107966385A
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- petroleum asphalt
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N11/00—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties
- G01N11/10—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material
- G01N11/12—Investigating flow properties of materials, e.g. viscosity, plasticity; Analysing materials by determining flow properties by moving a body within the material by measuring rising or falling speed of the body; by measuring penetration of wedged gauges
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Pathology (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention discloses a kind of full-automatic petroleum asphalt penetration measuring instrument, its structure includes：Headlamp, measure gearshift, measuring machine, device case, display screen, control key, protective pad, measurement gearshift is located at upper surface and the being integrated with structure of device case, measuring machine is fixedly mounted on the front surface of measurement gearshift, the left surface of display screen flush mounting housing, control key is flexibly connected with device case, protective pad is arranged on four corners of device case lower surface, it is micro- whole adjusting for enabling to device to carry out device that measuring instrument, which can be reached, measuring work, and the protection of device side head can be carried out using housing in itself by rotating reversion, so that device can more improve the purpose of the service life with extending device.
Description
Technical field
The present invention is a kind of full-automatic petroleum asphalt penetration measuring instrument, belongs to measuring instrument field.
Background technology
Bitumen needle forcemeter is a kind of measurement pitch using advanced capacitance numeral dial gauge combining with digital control circuit development
The instrument of needle penetration, the instrument meet GB4509-84《Petroleum asphalt penetration mensuration》And T0604-2000《Asphalt Penetration
Experiment》, using it is simple, conveniently, without preheating, for the fields such as highway in China, municipal administration, building, oil provide it is a kind of in high precision
Advanced instrument.
The instrument is mainly used for sticky bi tumenf orr oad, liquid petroleum, pitch and asphalt material through distilling or emulsifying examination
The needle penetration of residual after testing etc..
One of oil, the main object of geological prospecting, is a kind of sticky, dark brown liquid, is referred to as " industry blood
Liquid ".There are petroleum storage in upper crustal some areas.Main component is the mixture of various alkane, cycloalkane, aromatic hydrocarbon.Oil
There is biogenic deposit to become oil and the oily two kinds of theories of petrochemical industry into oil machine reason, the former more widely receives, it is believed that oil be ancient times ocean or
Biology in lake is formed by very long evolution, is belonged to biogenic deposit and is become oil, non-renewable；The latter thinks that oil is by the earth's crust
The interior carbon generation of itself, it is unrelated with biology, it is renewable.Oil is mainly used as fuel oil and gasoline, and many chemical works
Industry product, such as solution, chemical fertilizer, the raw material of insecticide and plastics.
But the measuring instrument of the prior art is that can not enable a device to micro- whole adjusting of progress device measuring work,
And the protection of device side head can not be carried out in itself using housing by rotating reversion, so as to can not enable a device to more
What is added improves the service life with extending device.
The content of the invention
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of measurement of full-automatic petroleum asphalt penetration
Instrument, is that can not enable a device to micro- whole adjusting of progress device to solve measuring instrument measuring work, and can not be led to
Cross and rotate reversion and carry out the protection of device side head in itself using housing, thus can not enable a device to more to improve with
The problem of extending the service life of device.
To achieve these goals, the present invention is to realize by the following technical solutions：A kind of full-automatic petroleum asphalt
Penetration measuring instrument, its structure include：It is headlamp, measurement gearshift, measuring machine, device case, display screen, control key, anti-
Protection pad.
The measurement gearshift is located at upper surface and the being integrated with structure of device case, the measurement
Machine be fixedly mounted on measurement gearshift front surface, the left surface of the display screen flush mounting housing, the control key with
Device case is flexibly connected, and the protective pad is arranged on four corners of device case lower surface；
It is described measurement gearshift be equipped with gear shaft, rotating turret, match wheel, threaded rod, displaced block, synchromesh gear, rack,
Limited block, sliding shoe, sliding rack, positioning column, connecting rod, position-limited rack, supporting rod, worm screw, rotating disc, threaded block, spring pad, bullet
Spring, fixture block, turntable, cushion block, adjustable shelf, housing, power motor, electric wire box, protective jacket, main shaft, driving wheel, pivoted frame, bearing bracket stand；
The power motor is located at the inside of housing and is secured to connect, and the main shaft is embedded in the interior of power motor
Portion, the electric wire box are arranged on the lateral surface of power motor and are electrically connected with power motor, and the driving wheel is located at the outer of main shaft
Side and it is integrated with main shaft, the gear shaft is fixedly mounted on the inside of housing, the cooperation by bearing bracket stand
Wheel is meshed positioned at the upper surface of rack and with rack, and the threaded rod is mutually perpendicular to match wheel and is one with it
Body structure, the displaced block are located at the outer surface of threaded rod and are threadedly coupled with threaded rod, and the displaced block runs through shell
Body is fixedly connected with sliding rack, and the sliding shoe is arranged on the upper and lower ends of sliding rack and coordinates with sliding rack activity, the snail
Bar is embedded in the inside of sliding rack and is connected with threaded block, and the rotating disc is fixedly connected through threaded block with worm screw, described
Synchromesh gear is located at upper and lower ends of worm screw and meshed, and the rack is fixed by the limited block positioned at its lateral surface
Installed in the lateral surface of sliding rack, the synchronous gear wheel and rack is flexibly connected, the inside of the connecting rod insertion sliding shoe and
It is connected with the position-limited rack of front end, the supporting rod is connected between connecting rod and with connecting rod, and the rotating turret insertion is slided
The inside of motion block, the inside of the locating rod insertion sliding shoe are threadedly coupled with it, and the rack is located at the lower surface of sliding shoe
And mechanical connection, the pivoted frame are located at the front surface of rotating turret and coordinate with its activity, and the protective jacket, which is located at, to be turned
The medial surface of frame and being integrated with structure, the movable plate is located at the left side of pivoted frame and is flexibly connected with it, described
Fixture block is located at the upper surface of movable plate and is flexibly connected with it, and the spring, which is located at the upper surface of fixture block and with its fixture block, is
Integral structure, the spring pad are fixedly mounted on the upper surface of spring, the cushion block be located at the left surface of movable plate and with
It is mechanically connected.
Further, the headlamp is equipped with adjustable shelf, adjusting bracket, ball, stent, LED light.
Further, the adjustable shelf is located at the upper surface of adjusting bracket and is flexibly connected with it, and the ball, which is arranged on, to be adjusted
The inside of frame is saved, the stent is located at the right flank and being integrated with structure of adjusting bracket, and the LED light is arranged on stent
Medial surface.
Further, the connecting rod is located at the lower section of positioning column and is flexibly connected with it.
Further, up and down both sides of the synchromesh gear parallel to worm screw.
Further, the rotating turret is equipped with rotating disc.
Further, the rotating turret is made of metal material.
Further, the electric wire box is electrically connected with control key.
Beneficial effect
On the device housing, then a kind of full-automatic petroleum asphalt penetration measuring instrument of the present invention, first places oil
By measuring machine assembling on position-limited rack, then it is powered by control key power motor by electric wire box, then power motor
Electromagnetic induction is produced, and make it that driving wheel band movable gear shaft is rotated on bearing bracket stand using main axis, then gear
It can walk so that the match wheel engaged rotates, while the rotation of match wheel causes threaded rod to rotate, and threaded rod will be located at
The displaced block of lateral surface carries out rise and fall by way of screw-driven, while so that being assemblied in the slip of its front surface
Frame is lifted, and after position adjustment substantially is completed, is then pulled out rotating disc from threaded block, and utilizes rotation
Rotation of the disk on threaded block causes worm screw to rotate synchronously, and make it that the synchromesh gear positioned at two sides above and below worm screw carries out one
Fixed rotation, the movement with carry-over bar above and below the medial surface of limited block carries out, because the kind of drive of worm screw causes synchronous gear
The rotation direction of wheel is opposite so that rack at the same time either laterally or medially, while promote sliding shoe to be moved in the enterprising line position of sliding rack,
The fixation of device can be carried out using positioning column, then after fixation, coming can be followed by the company on the sliding shoe of upper end
The position that bar carries out position-limited rack with supporting rod carries out certain adjusting, and rotating turret is equipped with the sliding shoe of lower section, rotating turret
Front end causes pivoted frame to have the rotating machine meeting of 360 deg equipped with turntable, while movable plate is rotated by Rotational Cylindrical on pivoted frame
And when needing sealing, as long as pressure rubber pad causes fixture block to be disconnected with movable plate, protective jacket is carried out using movable plate
Sealing, and testing needle can prevent the rotation of worm screw, make in the inside of protective jacket, and by the pilot pin on rotating disc
Obtain security to improve, it is to enable to device to carry out the micro- of device that can thus reach measuring instrument measuring work
Whole adjusting, and the protection of device side head can be carried out in itself using housing by rotating reversion, so that device energy
Enough purposes for more improving the service life with extending device.
Brief description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, further feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram of full-automatic petroleum asphalt penetration measuring instrument of the present invention.
Fig. 2 is the structure diagram of present invention measurement gearshift.
Fig. 3 uses schematic diagram one for present invention measurement gearshift.
Fig. 4 uses schematic diagram two for present invention measurement gearshift.
Fig. 5 is the structure diagram of headlamp of the present invention.
Fig. 6 is the structure diagram of A in Fig. 2.
In figure：It is headlamp -1, measurement gearshift -2, measuring machine -3, device case -4, display screen -5, control key -6, anti-
Protection pad -7, gear shaft -201, rotating turret -202, match wheel -203, threaded rod -204, displaced block -205, synchromesh gear -206, tooth
Bar -207, limited block -208, sliding shoe -209, sliding rack -210, positioning column -211, connecting rod -212, position-limited rack -213, support
Bar -214, worm screw -215, rotating disc -216, threaded block -217, spring pad -218, spring -219, fixture block -220, turntable -221,
Cushion block -222, adjustable shelf -223, housing -224, power motor -225, electric wire box -226, protective jacket -227, main shaft -228, active
Wheel -229, pivoted frame -230, bearing bracket stand -231, adjustable shelf -101, adjusting bracket -102, ball -103, stent -104, LED light -105.
Embodiment
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention easy to understand, with reference to
Embodiment, the present invention is further explained.
- Fig. 6 is please referred to Fig.1, the present invention provides a kind of full-automatic petroleum asphalt penetration measuring instrument technical solution：Its structure
Including：Headlamp 1, measurement gearshift 2, measuring machine 3, device case 4, display screen 5, control key 6, protective pad 7.
The measurement gearshift 2 is located at upper surface and the being integrated with structure of device case 4, the survey
Amount machine 3 is fixedly mounted on the front surface of measurement gearshift 2, the left surface of the 5 flush mounting housing 4 of display screen, the control
Key 6 processed is flexibly connected with device case 4, and the protective pad 7 is arranged on four corners of 4 lower surface of device case；
The measurement gearshift 2 is equipped with gear shaft 201, rotating turret 202, match wheel 203, threaded rod 204, displaced block
205th, synchromesh gear 206, rack 207, limited block 208, sliding shoe 209, sliding rack 210, positioning column 211, connecting rod 212, spacing
Frame 213, supporting rod 214, worm screw 215, rotating disc 216, threaded block 217, spring pad 218, spring 219, fixture block 220, turntable
221st, cushion block 222, adjustable shelf 223, housing 224, power motor 225, electric wire box 226, protective jacket 227, main shaft 228, driving wheel
229th, pivoted frame 230, bearing bracket stand 231；
The power motor 225 is located at the inside of housing 224 and is secured to connect, and the main shaft 228 is embedded in power
The inside of motor 225, the electric wire box 226 are arranged on the lateral surface of power motor 225 and are electrically connected with power motor 225, institute
State driving wheel 229 to be located at the lateral surface of main shaft 228 and be integrated with main shaft 228, the gear shaft 201 passes through bearing
Frame 231 is fixedly mounted on the inside of housing 224, and the match wheel 203 is located at the upper surface of rack 201 and and rack
201 are meshed, and the threaded rod 204 is mutually perpendicular to match wheel 203 and being integrated with structure, the displaced block 205
Positioned at threaded rod 204 outer surface and be threadedly coupled with threaded rod 204, the displaced block 205 through housing 224 with slide
Frame 210 is fixedly connected, and the sliding shoe 209 is arranged on the upper and lower ends of sliding rack 210 and coordinates with the activity of sliding rack 210, institute
State worm screw 215 to be embedded in the inside of sliding rack 210 and with threaded block 217 be connected, the rotating disc 216 runs through threaded block 217
It is fixedly connected with worm screw 215, the synchromesh gear 206 is located at the upper and lower ends of worm screw 215 and meshed, the rack
207 by being fixedly mounted on the lateral surface of sliding rack 210, the synchromesh gear 206 and tooth positioned at the limited block 208 of its lateral surface
Bar 207 is flexibly connected, and the connecting rod 212 is embedded in the inside of sliding shoe 209 and is connected with the position-limited rack 213 of front end, described
Supporting rod 214 is connected between connecting rod 212 and with connecting rod 212, and the rotating turret 202 is embedded in the inside of sliding shoe 209,
The inside that the locating rod 211 is embedded in sliding shoe 209 is threadedly coupled with it, and the rack 207 is located at the lower surface of sliding shoe 209
And mechanical connection, the pivoted frame 230 are located at the front surface of rotating turret 202 and coordinate with its activity, the protective jacket
227 be located at pivoted frame 230 medial surface and being integrated with structure, the movable plate 223 be located at the left side of pivoted frame 230 and
It is flexibly connected with it, the fixture block 220 is located at the upper surface of movable plate 223 and is flexibly connected with it, and the spring 219 is located at
The upper surface of fixture block 220 and it is integrated with its fixture block 220, the spring pad 218 is fixedly mounted on the upper of spring 219
Surface, the cushion block 222 are located at the left surface and mechanical connection of movable plate 223, and the headlamp 1 is equipped with adjustable shelf
101st, adjusting bracket 102, ball 103, stent 104, LED light 105, the adjustable shelf 101 be located at the upper surface of adjusting bracket 102 and
It is flexibly connected with it, the ball 103 is arranged on the inside of adjusting bracket 102, and the stent 104 is located at the right flank of adjusting bracket 102
And being integrated with structure, the LED light 105 are arranged on the medial surface of stent 104, and the connecting rod 212 is located at positioning column 211
Lower section and be flexibly connected with it, the synchromesh gear 206 parallel to worm screw 215 both sides up and down, on the rotating turret 202
Equipped with rotating disc, the rotating turret 202 is made of metal material, and the electric wire box 226 is electrically connected with control key 6.
Headlamp 1 of the present invention refers to that electric energy lighting supplies can be utilized, and refers to the apparatus that can be illuminated.
In progress in use, being first placed on oil on device case 4, then measuring machine 3 is assembled in position-limited rack 213
On, then it is powered by 6 power motor 225 of control key by electric wire box 226, then power motor 225 produces electromagnetism sense
Answer, and rotated using main shaft 228 and driving wheel 229 is rotated with movable gear shaft 201 on bearing bracket stand 231, then tooth
Wheel can walk 201 so that the match wheel 203 engaged rotates, while the rotation of match wheel 203 causes threaded rod 204 to rotate, and
And rise and fall will be carried out by way of screw-driven positioned at the displaced block 205 of 204 lateral surface of threaded rod, while so that
The sliding rack 210 for being assemblied in its front surface is lifted, and after position adjustment substantially is completed, then by rotating disc 216
Pulled out from threaded block 217, and using rotation of the rotating disc 216 on threaded block 217 worm screw 215 is rotated synchronously, and
And causing the synchromesh gear 206 positioned at worm screw two sides about 215 to carry out certain rotation, band carry-over bar 207 is in limited block 208
Medial surface carry out above and below movement because the kind of drive of worm screw 215 causes the rotation direction of synchromesh gear 206 on the contrary, making
Obtain rack 207 at the same time either laterally or medially, while promote sliding shoe 209 to be moved in 210 enterprising line position of sliding rack, it is fixed to utilize
Position column 211 carries out the fixation of device, and then after fixation, coming can be followed by the connecting rod 212 on upper end sliding shoe 209
The position that position-limited rack 213 is carried out with supporting rod 214 carries out certain adjusting, and is equipped with rotating turret on the sliding shoe 209 of lower section
202,202 front end of rotating turret causes pivoted frame 230 to have the rotating machine meeting of 360 deg equipped with turntable, while movable plate 223 is logical
Rotational Cylindrical is crossed when being rotated on pivoted frame 230 and needing sealing, as long as pressure rubber pad 218 is so that fixture block 220 and movable plate
223 disconnect, and the sealing of protective jacket 227 is carried out using movable plate 223, and testing needle is in the inside of protective jacket 227, and lead to
The pilot pin on rotating disc 216 is crossed, can prevent the rotation of worm screw 215 so that security improves.
It is that can not enable a device to micro- whole adjusting of progress device that the present invention, which solves measuring instrument measuring work, and
And the protection of device side head can not be carried out in itself using housing by rotating reversion, so as to can not enable a device to more
The service life improved with extending device the problem of, being combined with each other by above-mentioned component of the invention, can reach measuring instrument
It is micro- whole adjusting for enabling to device to carry out device measuring work, and shell can be utilized by rotating reversion
Body carries out the protection of device side head in itself, so that device can more improve the service life with extending device
Purpose.
The basic principles, main features and the advantages of the invention have been shown and described above, for this area skill
For art personnel, it is clear that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes fallen in the implication and scope of the equivalency of claim in the present invention
It is interior.Any reference numeral in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (6)
1. a kind of full-automatic petroleum asphalt penetration measuring instrument, its structure includes：Headlamp (1), measurement gearshift (2), survey
Amount machine (3), device case (4), display screen (5), control key (6), protective pad (7), it is characterised in that：
The measurement gearshift (2) is located at upper surface and the being integrated with structure of device case (4), the survey
Amount machine (3) is fixedly mounted on the front surface of measurement gearshift (2), the left side of display screen (5) the flush mounting housing (4)
Face, the control key (6) are flexibly connected with device case (4), and the protective pad (7) is arranged on the four of device case (4) lower surface
A corner；
The measurement gearshift (2) is equipped with gear shaft (201), rotating turret (202), match wheel (203), threaded rod (204), position
Move block (205), synchromesh gear (206), rack (207), limited block (208), sliding shoe (209), sliding rack (210), positioning column
(211), connecting rod (212), position-limited rack (213), supporting rod (214), worm screw (215), rotating disc (216), threaded block (217), bullet
Spring pad (218), spring (219), fixture block (220), turntable (221), cushion block (222), adjustable shelf (223), housing (224), power
Motor (225), electric wire box (226), protective jacket (227), main shaft (228), driving wheel (229), pivoted frame (230), bearing bracket stand
(231)；
The power motor (225) is located at the inside of housing (224) and is secured to connect, and the main shaft (228) is embedded dynamic
The inside of force motor (225), the electric wire box (226) be arranged on power motor (225) lateral surface and with power motor (225)
It is electrically connected, the driving wheel (229) is located at the lateral surface of main shaft (228) and is integrated with main shaft (228), the tooth
Wheel shaft (201) is fixedly mounted on the inside of housing (224) by bearing bracket stand (231), and the match wheel (203) is located at rack
(201) upper surface and be meshed with rack (201), the threaded rod (204) be mutually perpendicular to match wheel (203) and
Being integrated with structure, the displaced block (205) be located at the outer surface of threaded rod (204) and with threaded rod (204) spiral shell
Line connects, and the displaced block (205) is fixedly connected through housing (224) with sliding rack (210), and the sliding shoe (209) is arranged on
The upper and lower ends of sliding rack (210) and coordinate with sliding rack (210) activity, the embedded sliding rack (210) of the worm screw (215)
It is internal and be connected with threaded block (217), the rotating disc (216) through threaded block (217) with worm screw (215) is fixed connects
Connect, the synchromesh gear (206) is located at upper and lower ends of worm screw (215) and meshed, and the rack (207) passes through position
The lateral surface of sliding rack (210), the synchromesh gear (206) and rack are fixedly mounted in the limited block (208) of its lateral surface
(207) it is flexibly connected, the connecting rod (212) is embedded in the inside of sliding shoe (209) and is connected with the position-limited rack (213) of front end
Connect, the supporting rod (214) is located between connecting rod (212) and is connected with connecting rod (212), and the rotating turret (202) is embedded
The inside of sliding shoe (209), the inside of the embedded sliding shoe (209) of the locating rod (211) are threadedly coupled with it, the rack
(207) it is located at lower surface and the mechanical connection of sliding shoe (209), before the pivoted frame (230) is located at rotating turret (202)
Surface and with its activity coordinate, the protective jacket (227) be located at the medial surface of pivoted frame (230) and being integrated with knot
Structure, the movable plate (223) are located at the left side of pivoted frame (230) and are flexibly connected with it, and the fixture block (220) is located at movable plate
(223) upper surface and be flexibly connected with it, the spring (219) be located at the upper surface of fixture block (220) and with its fixture block
(220) it is integrated, the spring pad (218) is fixedly mounted on the upper surface of spring (219), cushion block (222) position
In the left surface and mechanical connection of movable plate (223).
A kind of 2. full-automatic petroleum asphalt penetration measuring instrument according to claim 1, it is characterised in that：The headlamp
(1) adjustable shelf (101), adjusting bracket (102), ball (103), stent (104), LED light (105) are equipped with.
A kind of 3. full-automatic petroleum asphalt penetration measuring instrument according to claim 2, it is characterised in that：The adjustable shelf
(101) it is located at the upper surface of adjusting bracket (102) and is flexibly connected with it, the ball (103) is arranged on the interior of adjusting bracket (102)
Portion, the stent (104) are located at the right flank and being integrated with structure of adjusting bracket (102), and the LED light (105) sets
Medial surface in stent (104).
A kind of 4. full-automatic petroleum asphalt penetration measuring instrument according to claim 1, it is characterised in that：The connecting rod
(212) it is located at the lower section of positioning column (211) and is flexibly connected with it.
A kind of 5. full-automatic petroleum asphalt penetration measuring instrument according to claim 1, it is characterised in that：The synchronous gear
Take turns the both sides up and down of (206) parallel to worm screw (215).
A kind of 6. full-automatic petroleum asphalt penetration measuring instrument according to claim 1, it is characterised in that：The rotating turret
(202) it is equipped with rotating disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711169036.2A CN107966385A (en) | 2017-11-21 | 2017-11-21 | A kind of full-automatic petroleum asphalt penetration measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711169036.2A CN107966385A (en) | 2017-11-21 | 2017-11-21 | A kind of full-automatic petroleum asphalt penetration measuring instrument |
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| Publication Number | Publication Date |
|---|---|
| CN107966385A true CN107966385A (en) | 2018-04-27 |
Family
ID=62001298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711169036.2A Withdrawn CN107966385A (en) | 2017-11-21 | 2017-11-21 | A kind of full-automatic petroleum asphalt penetration measuring instrument |
Country Status (1)
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|---|---|---|---|---|
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| CN206223597U (en) * | 2016-11-30 | 2017-06-06 | 山西省交通科学研究院 | It is a kind of for being accurately positioned the needle penetration test device that needle point is contacted with specimen surface |
| CN206272106U (en) * | 2016-12-28 | 2017-06-20 | 重庆市渝展电气有限公司 | Light distribution box with tripping operation instruction structure |
| CN206628233U (en) * | 2017-03-17 | 2017-11-10 | 特斯联（北京）科技有限公司 | A kind of LED light box billboard of adjustable-angle |
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