CN107101909A - A kind of wet density test device - Google Patents
A kind of wet density test device Download PDFInfo
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- CN107101909A CN107101909A CN201710451382.3A CN201710451382A CN107101909A CN 107101909 A CN107101909 A CN 107101909A CN 201710451382 A CN201710451382 A CN 201710451382A CN 107101909 A CN107101909 A CN 107101909A
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- tank
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N9/00—Investigating density or specific gravity of materials; Analysing materials by determining density or specific gravity
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The present invention discloses a kind of wet density test device, including tank, hang scale frame, electronic scale, weighing plate, irregular sample box, Both ring sam frame, resistance heater, water filling component and drain assembly, two frame pin for hanging scale frame are individually fixed in the relative side top of tank two, the scale frame of hanging is provided with the connection being relatively sliding, the connection ring is by connecting rope with being connected at the top of electronic scale, it is connected below the electronic scale by connecting rope and hook with weighing plate, the irregular sample box and Both ring sam frame are respectively arranged at position of the tank madial wall close to top, the resistance heater is arranged at position of the tank madial wall close to bottom, the water filling component and drain assembly are respectively arranged at tank lateral wall close to the position of top and close bottom and with being connected inside tank.The present invention can fast and accurately measure ring-type or irregular bulk sample wet density.
Description
Technical field
The invention belongs to density of solid test device field, and in particular to a kind of wet density test device.
Background technology
During modern product production, processing and the research and development of new material, density is often need frequently to measure one
Individual critical physical parameter, it has important references value to assessing and improving product or material property.It is more than each of water for density
Class solid sample, calculates wet density (the sample body of sample more than traditional density test device using the principle of Archimedes's drainage
Product does not include open pores, but includes sealed porosity)：During test, first sample is placed on pallet submerged in water and obtains sample
Weight of the product in water, then according to formula(W0For the aerial weight of sample, W1It is sample in water
Weight, ρ1For the density of water) obtain the wet density of sample.Due to all containing open hole in the micro-structural of many solid samples,
If simply the short time soaks in water, it is impossible to the air effectively in discharge inner open hole, in addition it is also necessary to enter water-filling and boil processing
Help obtains more accurate wet density.
Therefore, using above-mentioned conventional apparatus measurement solid wet density, there are the following problems：
1st, accurately to obtain needing before sample wet density, weighing voluntarily entering sample water-filling and boil pretreatment；
Need that sample is movable into and out into pallet in water manually when the 2nd, measuring.In order to obtain more accurately density value, by water
Sample after boiling also needs to keep sample fully to soak during moving into pallet, it is to avoid the open bore that air is reentered in sample
Gap, this requires higher to operating personnel, also increases fault rate.In addition, if sample is irregular, moving operation difficulty can be more
Greatly, the probability for introducing human error also can be higher.
3rd, when sample quantity is more, it is cumbersome to vary process manually, and operating personnel's level of skill and state are tied to test
The influence increase of fruit, is readily incorporated more multiple error, and the uniformity and repeatability of test are also difficult to ensure that；
4th, the measurement assembly machining accuracy and cost of device are all higher.
It can be seen that, irregular in face of material shape although traditional density test device has universality, test accuracy will
Ask higher or also there are many weak points when in high volume testing.
The content of the invention
The technical problems to be solved by the invention are to be tested for above-mentioned the deficiencies in the prior art there is provided a kind of wet density
Device, is the device that can quickly, accurately measure ring-type or irregular bulk sample wet density, not only can overcome the disadvantages that traditional density is surveyed
The deficiency that amount device exists when lifting simple sample wet density measuring accuracy and reply batch samples density measurement, moreover it is possible to have
Negative effect of the effect reduction sample topography to test operation.
The technical solution adopted in the present invention is：A kind of wet density test device, including tank, extension scale frame, electronic scale, title
Measure disk, irregular sample box, Both ring sam frame, resistance heater, water filling component and drain assembly, two framves of the extension scale frame
Pin is individually fixed in the relative side top of tank two, and the extension scale frame is provided with the connection being relatively sliding, the connection
Ring, with being connected at the top of electronic scale, is connected below the electronic scale by connecting rope by connecting rope and hook with weighing plate, described
Irregular sample box and Both ring sam frame are respectively arranged at position of the tank madial wall close to top, and the resistance heater is set
In tank madial wall close to the position of bottom, the water filling component and drain assembly are respectively arranged at tank lateral wall close to top
With the position close to bottom and with being connected inside tank.
In one of embodiment, the weighing plate includes the pallet of cuboid, top and is provided with the one or three pin of link
The second tripod of frame and top provided with hook, second tripod bottom is fixed on pallet wherein one side and in conjunction
Shaping, the pallet side relative with the second tripod is provided with rotating shaft through hole, and the bottom bar side of first tripod is provided with
In the rotating shaft matched with rotating shaft through hole, the rotating shaft insertion tray rotating shaft through hole, the hook and the one or three of second tripod
The link connection of foot stool.
In one of embodiment, the irregular sample box include top and wherein one side be provided with the chute of opening with
The sample lattice for being arranged in chute and being slided with chute madial wall, the chute side relative with the side for being provided with opening is provided with
Through hole is connected, the sample lattice side is provided through the connecting rod for connecting through hole and being slided with it, and the connecting rod is away from sample lattice
One end passes through basin sidewall.
In one of embodiment, the Both ring sam frame includes being fixed on the fixed seat of tank madial wall, the fixation
Seat against one end inside nearly tank and be provided with transverse arm, the transverse arm and slidably connect pushing block, water is provided through below the pushing block
The push rod of groove sidewall.
In one of embodiment, the water filling component includes the water inlet pipe connected with tank inside and is arranged at water inlet pipe
On water intaking valve.
In one of embodiment, the drain assembly includes the drainpipe connected with tank inside and is arranged at drainpipe
On draining valve.
The beneficial effects of the present invention are：
1st, when measuring solid sample wet density, the water of sample is boiled into pretreatment link and integrated with test link, sample is reduced
Product shift link, effectively improve measuring accuracy；
2nd, compared with conventional test device, the present invention devises two class input modes for sample topography feature, optimizes
Sample introduction process, it is to avoid there is air to reenter sample interior in sample moving process and reduce the accurate of wet density result of calculation
Degree；
Step is simple when the 3rd, measuring multiple samples, varies the generation probability for fast effectively reducing human error, and process is repeated
Property it is good, test result uniformity is high；
4th, apparatus structure is simple, and cost is low, easy processing.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is weighing plate structural representation of the present invention；
Fig. 3 is weighing plate front view of the present invention；
Fig. 4 is the irregular sample box structural representation of the present invention；
Fig. 5 is the irregular sample box sliding groove structure schematic diagram of the present invention；
Fig. 6 is the irregular sample box sample lattice structural representation of the present invention；
Fig. 7 is Both ring sam frame structural representation of the present invention；
Fig. 8 uses the irregular schematic diagram of sample box sampling step one for the present invention；
Fig. 9 uses the irregular schematic diagram of sample box sampling step two for the present invention；
Figure 10 uses the irregular schematic diagram of sample box sampling step three for the present invention；
Figure 11 is the present invention using the schematic diagram of Both ring sam frame sampling step one；
Figure 12 is the present invention using the schematic diagram of Both ring sam frame sampling step two；
Figure 13 is the present invention using the schematic diagram of Both ring sam frame sampling step three.
In figure：1st, tank；2nd, scale frame is hung；3rd, electronic scale；4th, weighing plate；5th, irregular sample box；6th, Both ring sam frame；7、
Resistance heater；8th, water filling component；9th, drain assembly；41st, pallet；42nd, the first tripod；43rd, the second tripod；44th, rotating shaft
Through hole；45th, rotating shaft；51st, chute；52nd, sample lattice；53rd, through hole is connected；54th, connecting rod；61st, fixed seat；62nd, transverse arm；63rd, pushing block；
64th, push rod.
Embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Fig. 1-Fig. 7, a kind of wet density test device, including tank 1, hang scale frame 2, electronic scale 3, weighing plate 4,
Irregular sample box 5, Both ring sam frame 6, resistance heater 7, water filling component 8 and drain assembly 9, hang scale frame 2 two
Frame pin is individually fixed in 1 liang of relative side top of tank, and the extension scale frame 2 is provided with the connection being relatively sliding, described
Connection ring is connected by connecting rope with the top of electronic scale 3, and the lower section of electronic scale 3 is connected by connecting rope and hook with weighing plate 4
Connect, the irregular sample box 5 and Both ring sam frame 6 are respectively arranged at position of the madial wall of tank 1 close to top, the resistance
Heater 7 is arranged at position of the madial wall of tank 1 close to bottom, and the water filling component 8 and drain assembly 9 are respectively arranged at tank
Position of 1 lateral wall close to top and close to bottom and connected with the inside of tank 1.
In the present embodiment, the weighing plate 4 includes the pallet 41 of cuboid, top and is provided with the first tripod 41 of link
With second tripod 43 of the top provided with hook, the wherein one side of pallet 41 and therewith is fixed in the bottom of the second tripod 43
It is integrally formed, the pallet 41 side relative with the second tripod 43 is provided with rotating shaft through hole 44, first tripod 41
Bottom bar side is inserted in the rotating shaft through hole 44 of pallet 41 provided with the rotating shaft 45 that match with rotating shaft through hole 44, the rotating shaft 45, and described the
The hook of two tripods 43 is connected with the link of the first tripod 42.
In the present embodiment, the irregular sample box 5 includes top and wherein one side is provided with the chute 51 of opening and set
The sample lattice 52 for being placed in chute 51 and being slided with the madial wall of chute 51, the chute 51 side relative with the side for being provided with opening
Face is provided with connection through hole 53, and the side of sample lattice 52 is provided through the connecting rod 54 for connecting through hole 53 and being slided with it, the company
The one end of bar 54 away from sample lattice 52 passes through the side wall of tank 1.
In the present embodiment, the Both ring sam frame 6 includes being fixed on the fixed seat 61 of the madial wall of tank 1, the fixed seat
61 one end inside tank 1, which is provided with transverse arm 62, the transverse arm 62, slidably connects pushing block 63, and the lower section of pushing block 63 is set
There is the push rod 64 through the side wall of tank 1.
In the present embodiment, the water filling component 8 includes the water inlet pipe connected with the inside of tank 1 and is arranged on water inlet pipe
Water intaking valve.
In the present embodiment, the drain assembly 9 includes the drainpipe connected with the inside of tank 1 and is arranged on drainpipe
Draining valve.
Test device of the present invention includes following two test cases：
1st, using the process of the irregular sample introduction of sample box 5：
Step one：As shown in figure 8, having weighed weight W in air0Irregular sample be placed in the one of irregular sample box 5
In lattice；The water filling component 8 of tank 1, injection pure water are opened until the sample in irregular sample box 5 is submerged in water completely, and is connect
The power supply of logical resistance heater 7, closes the power supply of resistance heater 7 after sample is well-done in boiling water；
Step 2：As shown in figure 9, moving horizontally the electronic scale 3 for being suspended on and hanging on scale frame 2, it is located at weighing plate 4 irregular
The lower section of the openend of sample box 5, " peeling " key of electronic scale 3 is pressed after weighing plate 4 is stood in water makes numerical value be zeroed；Promote not
Irregular sample is pushed into weighing plate 4 by the connecting rod 54 of regular sample box 5, and the reading of electronic scale 3 now is sample in water
Weight W1, according to formulaThe wet density of sample can be calculated；If having multiple samples in irregular sample box 5
Product, make electronic scale 3 be zeroed with " peeling " key again, then proceed to next sample being pushed into pallet 41, read new W1Numerical value,
And the wet density of second sample, subsequent sample are calculated by above-mentioned formula；
Step 3：As shown in Figure 10, the hook at the top of the second tripod 43 on weighing plate 4 is unclamped after having tested, is made manually
Rotating shaft 45 of the weighing plate 4 along middle part is overturn, and sample is slid into tank 1.
2nd, using the process of the sample introduction of Both ring sam frame 6：
Step one：As shown in figure 11, weight W in air has been weighed0Both ring sam penetrate the transverse arm 62 of Both ring sam frame 6
On；The water filling component 8 of tank 1, injection pure water are opened until the sample on the frame of Both ring sam frame 6 is submerged in water completely, and is connected
The power supply of resistance heater 7, closes the power supply of resistance heater 7 after sample is well-done in boiling water；
Step 2：As shown in figure 12, the electronic scale 3 for being suspended on and hanging on scale frame 2 is moved horizontally, weighing plate 4 is located at ring-type
The lower section of the end of transverse arm 62 of specimen holder 6, " peeling " key of electronic scale 3 is pressed after weighing plate 4 is stood in water makes numerical value be zeroed；
Promote the push rod 64 of Both ring sam frame 6 that Both ring sam push-in is weighed into 4, the reading of electronic scale 3 now is sample in water
Weight W1, according to formulaThe wet density of sample can be calculated；If there is multiple samples on Both ring sam frame 6,
Electronic scale is zeroed with " peeling " key again, then proceed to next sample being pushed into pallet 41, read new W1Numerical value, and press
The wet density of above-mentioned formula second sample of calculating, subsequent sample the like；
Step 3：As shown in figure 13, the hook at the top of the second tripod 43 on weighing plate 4 is unclamped after having tested, is made manually
Rotating shaft 45 of the weighing plate 4 along middle part is overturn, and sample is slid into tank 1.
In addition, when having irregular sample and Both ring sam is tested simultaneously, above-mentioned two class process can be as needed
In test process alternately.
Embodiment described above only expresses the specific embodiment of the invention, and it describes more specific and detailed, but not
Therefore the limitation to the scope of the claims of the present invention can be interpreted as.It should be pointed out that coming for one of ordinary skill in the art
Say, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.
Claims (6)
1. a kind of wet density test device, it is characterised in that：Including tank, hang scale frame, electronic scale, weighing plate, irregular sample
Box, Both ring sam frame, resistance heater, water filling component and drain assembly, two frame pin of the extension scale frame are individually fixed in water
The relative side top of groove two, the extension scale frame is provided with the connection that is relatively sliding, the connection ring by connecting rope with
Connect at the top of electronic scale, be connected below the electronic scale by connecting rope and hook with weighing plate, the irregular sample box with
Both ring sam frame is respectively arranged at position of the tank madial wall close to top, and the resistance heater is arranged at tank madial wall and leaned on
The position of nearly bottom, the water filling component and drain assembly are respectively arranged at position of the tank lateral wall close to top and close to bottom
Put and with being connected inside tank.
2. a kind of wet density test device according to claim 1, it is characterised in that：The weighing plate includes cuboid
Pallet, top provided with link the first tripod and top provided with hook the second tripod, second tripod bottom
Pallet wherein one side and shaping in conjunction are fixed on, the pallet side relative with the second tripod is provided with rotating shaft and led to
Hole, the bottom bar side of first tripod is provided with the rotating shaft matched with rotating shaft through hole, and tray rotating shaft through hole is inserted in the rotating shaft
Interior, the hook of second tripod is connected with the link of the first tripod.
3. a kind of wet density test device according to claim 1, it is characterised in that：The irregular sample box includes top
The sample lattice that portion and wherein one side are provided with the chute of opening and are arranged in chute and are slided with chute madial wall, the chute
The side relative with the side for being provided with opening is provided through connection through hole and slided with it provided with connection through hole, the sample lattice side
Dynamic connecting rod, the one end of the connecting rod away from sample lattice passes through basin sidewall.
4. a kind of wet density test device according to claim 1, it is characterised in that：The Both ring sam frame includes fixing
In the fixed seat of tank madial wall, the one end of the fixed seat inside tank is provided with transverse arm, the transverse arm and is slidably connected
There is the push rod that basin sidewall is provided through below pushing block, the pushing block.
5. a kind of wet density test device according to claim 1, it is characterised in that：The water filling component includes and tank
The water inlet pipe of inside connection and the water intaking valve being arranged on water inlet pipe.
6. a kind of wet density test device according to claim 1, it is characterised in that：The drain assembly includes and tank
The drainpipe of inside connection and the draining valve being arranged on drainpipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451382.3A CN107101909B (en) | 2017-06-15 | 2017-06-15 | Wet density testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710451382.3A CN107101909B (en) | 2017-06-15 | 2017-06-15 | Wet density testing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107101909A true CN107101909A (en) | 2017-08-29 |
| CN107101909B CN107101909B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710451382.3A Active CN107101909B (en) | 2017-06-15 | 2017-06-15 | Wet density testing device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110793882A (en) * | 2019-11-07 | 2020-02-14 | 哈尔滨工程大学 | Experimental device and method for measuring sea ice density on site |
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| Publication number | Publication date |
|---|---|
| CN107101909B (en) | 2023-04-25 |
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