CN207717578U - A kind of digital display bitumen needle forcemeter - Google Patents
A kind of digital display bitumen needle forcemeter Download PDFInfo
- Publication number
- CN207717578U CN207717578U CN201721684697.4U CN201721684697U CN207717578U CN 207717578 U CN207717578 U CN 207717578U CN 201721684697 U CN201721684697 U CN 201721684697U CN 207717578 U CN207717578 U CN 207717578U
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- China
- Prior art keywords
- needle
- mounting cylinder
- liquid
- cantilever
- heating tube
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Abstract
The utility model discloses digital display bitumen needle forcemeters, including pedestal, rack, cantilever, crossbearer, needle connecting rod, standard needle, displacement sensor, rack to be fixed on the base vertically, and crossbearer is secured transverse to rack side with cantilever, and crossbearer is higher than cantilever;Installation is there are one guide rail on crossbearer, and displacement sensor is located at the top of guide rail, and needle rod slide is mounted on guide rail and needle connecting rod can be moved vertically;Needle rod slide passes through cantilever, and the elastic disk by Electromagnetic Control is equipped on cantilever, and standard needle is mounted on needle connecting rod lower end;Incubated ware is installed on pedestal, sample cup for liquid and heating tube group are installed in incubated ware, heating tube group includes being vertically arranged the main heating tube and several secondary heating tubes of setting, and several secondary heating tubes are equidistantly arranged along main heating tube axis direction, and secondary heating tube is annular in shape and is looped around around sample cup for liquid.More secondary heating tubes are set by different height in water, to improve the uniformity of water temperature in water-bath.
Description
Technical field
The utility model is related to pitch testing equipment fields, and in particular to a kind of digital display bitumen needle forcemeter.
Background technology
Existing asphalt penetrometer device is typically provided with the platform for placing flat bottom glass incubated ware, platform side
It is provided with the holder of cantilever mounted, pin connecting rod locking key is equipped on holder, the free-falling of needle connecting rod or rising can be made.It is outstanding
Arm bottom surface is provided with the needle connecting rod perpendicular with platform.Penetration index is measured using displacement sensor, and can be shown automatically
Or record shift value.
But existing penetration test instrument, Shortcomings place, heater strip are only laid on the bottom of incubated ware, more up
Water temperature is lower, causes the uniformity of water temperature in water-bath bad, finally makes the testing result of Asphalt Penetration not accurate enough.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of digital display bitumen needle forcemeter,
More secondary heating tubes are set by different height in water, to improve the uniformity of water temperature in water-bath.
To achieve the above object, the utility model provides following technical solution:A kind of digital display bitumen needle forcemeter, including
Pedestal, rack, cantilever, crossbearer, needle connecting rod, standard needle, displacement sensor, rack are fixed on the base vertically, crossbearer and cantilever
It is secured transverse to rack side, and crossbearer is higher than cantilever, it is characterized in that:There are one guide rails, displacement to pass for installation on the crossbearer
Sensor is located at the top of guide rail, and needle rod slide is mounted on guide rail and needle connecting rod can be moved vertically;Needle rod slide
Elastic disk by Electromagnetic Control is installed on cantilever, cantilever, standard needle is mounted on needle connecting rod lower end;Guarantor is installed on pedestal
Warm ware is equipped with sample cup for liquid and heating tube group in incubated ware, and heating tube group includes being vertically arranged the main heating tube and several pairs of setting
Heating tube, several secondary heating tubes are equidistantly arranged along main heating tube axis direction, and secondary heating tube is annular in shape and is looped around sample
Around cup.
By using above-mentioned technical proposal, more secondary heating tubes are arranged by different height in water, to improve water-bath
The uniformity of middle water temperature.
The utility model is further arranged to:The upper end closed of the incubated ware has sealing plate and sealing plate upper edge is vertical
Direction is provided with mounting hole, and sample cup for liquid is slidably embedded in mounting hole.
By using above-mentioned technical proposal, since air flowing is stronger compared with lower end in then incubated ware at incubated ware upper port
The temperature leak of upper end is even more serious, by being closed with sealing plate in incubated ware upper port, can reduce the temperature damage in incubated ware
It loses, it is energy saving.
The utility model is further arranged to:It is fixed with mounting cylinder on the upside of the sealing plate and mounting cylinder and mounting hole are same
Axis, fixing sleeve is equipped with abutment ring on the periphery wall of sample cup for liquid upper end, and when sample cup for liquid is mounted in mounting hole, abutment ring is connected to
Mounting cylinder upper end;It is provided with several ball grooves on the peripheral wall of mounting cylinder and ball groove is connected to the internal and external peripheral wall of mounting cylinder, ball groove
The diameter for being embedded with spacing ball and spacing ball is thick more than the cylinder of mounting cylinder;Sliding sleeve is equipped with stop collar on the periphery wall of mounting cylinder,
It is provided with annular groove on the periphery wall of sample cup for liquid;When abutment ring is connected to the upper end of mounting cylinder, stop collar is axially sliding along mounting cylinder
It is dynamic spacing ball to be pushed towards annular groove, and spacing ball is made to be partially submerged into annular groove.
By using above-mentioned technical proposal, when abutment ring is connected to the upper end of mounting cylinder, stop collar is along mounting cylinder axis
Spacing ball can be pushed to sliding towards annular groove, and spacing ball is made to be partially submerged into annular groove, at this time sample cup for liquid phase in the vertical direction
Incubated ware is fixed.Since sample cup for liquid is dipped in water-bath, and operating personnel may accidentally bump against on instrument in detection process, protect
Sample cup for liquid in warm ware may shift, and influence final testing result.And incubated ware fills more water, and quality compares
Heavy and incubated ware generally has certain limit between pedestal, then when operator is accidentally bumped against on instrument, incubated ware is not easy to send out
Raw offset.And mounting hole can be such that sample cup for liquid is fixed in the horizontal direction with incubated ware, the components such as mounting cylinder, spacing ball can make sample
Cup is fixed with incubated ware in the vertical direction.Sample cup for liquid is fixed by horizontal direction and vertical direction, survey can be reduced
The offset of sample cup for liquid during examination, to improve detection accuracy.
The utility model is further arranged to:The stop collar screw thread is set on the periphery wall of mounting cylinder.
By using above-mentioned technical proposal, during sample cup for liquid is packed into mounting cylinder, stop collar need to be detached to spacing ball
Limitation, no person's sample cup for liquid will be stuck in mounting cylinder.And stop collar thread bush outside mounting cylinder, then stop collar axially cannot
It is free to slide, to which when sample cup for liquid is packed into mounting cylinder, staff need not manually control stop collar, and stop collar is made to be detached from
Limitation to spacing ball, reduces labor intensity.
The utility model is further arranged to:Fixing sleeve is equipped with limitation stop collar on the upper end periphery wall of the mounting cylinder
Skid off the valve collar of mounting cylinder.
By using above-mentioned technical proposal, prevent stop collar from skidding off mounting cylinder.
The utility model is further arranged to:When the abutment ring is connected to mounting cylinder upper port, sample cup for liquid bottom with
Incubated ware interval is arranged.
By using above-mentioned technical proposal, improve the bottom of sample cup for liquid and the contact area of water-bath, to make sample cup for liquid by
Heat is more uniformly distributed.
The utility model is further arranged to:It is fixed with fricting strip on the periphery wall of the abutment ring.
By using above-mentioned technical proposal, the person of being conveniently operated takes out sample cup for liquid.
The utility model is further arranged to:The sealing plate is made of clear material.
By using above-mentioned technical proposal, in detection process, operator can pass through sealing plate and see standard needle and sample
The contact situation of sample in cup.
The utility model has the following advantages:
1, more secondary heating tubes are arranged by different height in water, to improve the uniformity of water temperature in water-bath;
2, the components such as mounting hole, mounting cylinder, spacing ball are for making sample cup for liquid and incubated ware fix, to reduce test process
The offset of middle sample cup for liquid improves detection accuracy.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the enlarged diagram at A in Fig. 1, shows the connection relation of the components such as stop collar and mounting cylinder.
Reference numeral:1, pedestal;11, rack;12, cantilever;13, crossbearer;2, heating tube group;21, main heating tube;22, secondary
Heating tube;3, guide rail;31, displacement sensor;32, needle connecting rod;33, elastic disk;34, counterweight;35, screw rod;36, standard needle;
4, incubated ware;5, sealing plate;51, mounting cylinder;511, ball groove;52, stop collar;53, mounting hole;54, valve collar;55, spacing ball;6、
Sample cup for liquid;61, abutment ring;62, fricting strip;63, annular groove.
Specific implementation mode
The utility model is described further with reference to attached drawing.
A kind of digital display bitumen needle forcemeter, with reference to figure 1, including pedestal 1, be connected organic frame 11 on the upside of pedestal 1, and rack 11 is in
It is vertically arranged, the side of rack 11 is fixed with cantilever 12 and crossbearer 13, and crossbearer 13 is higher than cantilever 12.On crossbearer 13 there are one installations
The top of guide rail 3, guide rail 3 is equipped with displacement sensor 31, is slidably fitted with needle connecting rod 32 on guide rail 3 and needle connecting rod 32 can be along vertical
It moves in direction.Needle connecting rod 32 slides through cantilever 12, and the elastic disk 33 by Electromagnetic Control is equipped on cantilever 12, and elastic disk 33 is used
In clamp or release needle connecting rod 32.32 lower end of needle connecting rod is equipped with counterweight 34, and 34 bottom thread of counterweight is embedded with screw rod 35, spiral shell
The bottom of swing arm 35 is equipped with standard needle 36.
With reference to figure 1, incubated ware 4 being installed on pedestal 1, the upper port of incubated ware 4 is closed with sealing plate 5, and sealing plate 5
Center, which is vertically run through, mounting hole 53, is slided in mounting hole 53 and is embedded with sample cup for liquid 6, sealing plate 5 is made of clear material.
With reference to figure 1, heating tube group 2 is installed in rack 11, heating tube group 2 includes main heating tube 21 and several secondary heating
Pipe 22.21 lower end of main heating tube is pierced into vertically in incubated ware 4 and main 21 upper end of heating tube is connect with external power supply.Several pairs add
Heat pipe 22 is located in incubated ware 4 and is equidistantly connected on 21 peripheral wall of main heating tube along 21 axis direction of main heating tube, pair heating
Pipe 22 is annularly arranged and is looped around around sample cup for liquid 6.
With reference to figure 1 and Fig. 2, the upside of sealing plate 5 is fixed with mounting cylinder 51 and mounting cylinder 51 and 53 coaxial line of mounting hole, sample
Fixing sleeve is equipped with abutment ring 61 on the periphery wall of 6 upper ends of cup, when sample cup for liquid 6 is mounted in mounting hole 53,61 downside of abutment ring
Wall is connected at the upper port of mounting cylinder 51, and 6 bottom of sample cup for liquid is arranged with 4 bottom interval of incubated ware at this time.Abutment ring 61
The fricting strip 62 for increasing operator and 6 frictional force of sample cup for liquid is fixed on periphery wall.
With reference to figure 1 and Fig. 2, opened on the peripheral wall of mounting cylinder 51 there are two ball groove 511, two ball grooves 511 are along mounting cylinder 51
Central axes are symmetrical arranged, and ball groove 511 is connected to the internal and external peripheral wall of mounting cylinder 51, and ball groove 511 is embedded with spacing ball 55 and limits
The cylinder that the diameter of position ball 55 is more than mounting cylinder 51 is thick.Thread bush is equipped with stop collar 52, mounting cylinder 51 on the periphery wall of mounting cylinder 51
Upper end periphery wall on fixing sleeve be equipped with valve collar 54, valve collar 54 skids off mounting cylinder 51 for limiting stop collar 52, sample cup for liquid 6 it is outer
Annular groove 63 is provided on peripheral wall.When abutment ring 61 is connected at the upper port of mounting cylinder 51, rotary spacing set 52 makes stop collar 52
It slides axially along mounting cylinder 51, and spacing ball 55 is pushed to be moved towards 63 direction of annular groove, spacing ball 55 is finally made to be partially submerged into annular groove
In 63, sample cup for liquid 6 is fixed in the vertical direction at this time.
Specific implementation process:The installation of sample cup for liquid 6:First rotary stopper set 52, makes stop collar 52 be detached to spacing ball 55
Limitation, then sample cup for liquid 6 is embedded in the upper port that mounting cylinder 51 is interior and abutment ring 61 is made to be connected to mounting cylinder 51;Rotary stopper set again
52, make stop collar 52 that spacing ball 55 be pushed to be moved towards 63 direction of annular groove, and last part imbeds in annular groove 63, at this time sample cup for liquid
6 fix in the vertical direction.
Test phase:The reading of displacement sensor 31 is first set to be zeroed, starting elastic disk 33 makes it unclamp needle connecting rod 32, standard
Needle 36 is pierced into the sample in sample cup for liquid 6, and elastic disk 33 is controlled after five seconds makes the stopping of needle connecting rod 32 move down, at this time displacement sensor
The numerical value shown on 31 is the penetration index of the sample.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (8)
1. a kind of digital display bitumen needle forcemeter, including pedestal(1), rack(11), cantilever(12), crossbearer(13), needle connecting rod(32)、
Standard needle(36), displacement sensor(31), rack(11)It is fixed on pedestal vertically(1)On, crossbearer(13)With cantilever(12)It is horizontal
To being fixed on rack(11)Side, and crossbearer(13)Higher than cantilever(12), it is characterized in that:The crossbearer(13)There are one upper installations
Guide rail(3), displacement sensor(31)It is located at guide rail(3)Top, needle connecting rod(32)It is slidably mounted on guide rail(3)Upper and needle connecting rod
(32)It can vertically move;Needle connecting rod(32)Slide through cantilever(12), cantilever(12)On be equipped with by Electromagnetic Control
Elastic disk(33), standard needle(36)Mounted on needle connecting rod(32)Lower end;Pedestal(1)On incubated ware is installed(4), incubated ware(4)
Sample cup for liquid is inside installed(6)With heating tube group(2), heating tube group(2)Main heating tube including being vertically arranged setting(21)With several
Secondary heating tube(22), several secondary heating tubes(22)Along main heating tube(21)Axis direction is equidistantly arranged, secondary heating tube(22)
Annularly and it is looped around sample cup for liquid(6)Around.
2. a kind of digital display bitumen needle forcemeter according to claim 1, it is characterized in that:The incubated ware(4)Upper end seal
Sealing plate is closed(5)And sealing plate(5)On be vertically provided with mounting hole(53), sample cup for liquid(6)Slidably it is embedded in mounting hole
(53)It is interior.
3. a kind of digital display bitumen needle forcemeter according to claim 2, it is characterized in that:The sealing plate(5)Upside is connected
There is mounting cylinder(51)And mounting cylinder(51)With mounting hole(53)Coaxially, sample cup for liquid(6)Fixing sleeve is equipped with and supports on the periphery wall of upper end
Connect ring(61), work as sample cup for liquid(6)Mounted on mounting hole(53)When interior, abutment ring(61)It is connected to mounting cylinder(51)Upper end;Peace
Fitted tube(51)Peripheral wall on be provided with several ball grooves(511)And ball groove(511)With mounting cylinder(51)Internal and external peripheral wall be connected to, ball
Slot(511)It is embedded with spacing ball(55)And spacing ball(55)Diameter be more than mounting cylinder(51)Cylinder it is thick;Mounting cylinder(51)It is outer
Sliding sleeve is equipped with stop collar on peripheral wall(52), sample cup for liquid(6)Periphery wall on be provided with annular groove(63);Work as abutment ring(61)It is connected to
Mounting cylinder(51)Upper end when, stop collar(52)Along mounting cylinder(51)Sliding axially can be by spacing ball(55)Towards annular groove(63)It pushes away
It is dynamic, and make spacing ball(55)It is partially submerged into annular groove(63)It is interior.
4. a kind of digital display bitumen needle forcemeter according to claim 3, it is characterized in that:The stop collar(52)Screw thread is arranged
In mounting cylinder(51)Periphery wall on.
5. a kind of digital display bitumen needle forcemeter according to claim 3, it is characterized in that:The mounting cylinder(51)Upper end outside
Fixing sleeve is equipped with limitation stop collar on peripheral wall(52)Skid off mounting cylinder(51)Valve collar(54).
6. a kind of digital display bitumen needle forcemeter according to claim 3, it is characterized in that:The abutment ring(61)It is connected to peace
Fitted tube(51)When upper port, sample cup for liquid(6)Bottom and incubated ware(4)Interval setting.
7. a kind of digital display bitumen needle forcemeter according to claim 3, it is characterized in that:The abutment ring(61)Periphery wall
On be fixed with fricting strip(62).
8. a kind of digital display bitumen needle forcemeter according to claim 2, it is characterized in that:The sealing plate(5)By transparent material
Material is made.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721684697.4U CN207717578U (en) | 2017-12-06 | 2017-12-06 | A kind of digital display bitumen needle forcemeter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201721684697.4U CN207717578U (en) | 2017-12-06 | 2017-12-06 | A kind of digital display bitumen needle forcemeter |
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Publication Number | Publication Date |
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CN207717578U true CN207717578U (en) | 2018-08-10 |
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CN201721684697.4U Expired - Fee Related CN207717578U (en) | 2017-12-06 | 2017-12-06 | A kind of digital display bitumen needle forcemeter |
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CN (1) | CN207717578U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113533700A (en) * | 2021-06-21 | 2021-10-22 | 烟台市建工检测服务中心有限公司 | Asphalt performance detection device and detection method thereof |
-
2017
- 2017-12-06 CN CN201721684697.4U patent/CN207717578U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113533700A (en) * | 2021-06-21 | 2021-10-22 | 烟台市建工检测服务中心有限公司 | Asphalt performance detection device and detection method thereof |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180810 Termination date: 20201206 |