CN209327070U - A kind of instrument for testing fluidity of colloidal cement sand - Google Patents
A kind of instrument for testing fluidity of colloidal cement sand Download PDFInfo
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- CN209327070U CN209327070U CN201821889750.9U CN201821889750U CN209327070U CN 209327070 U CN209327070 U CN 209327070U CN 201821889750 U CN201821889750 U CN 201821889750U CN 209327070 U CN209327070 U CN 209327070U
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- disk table
- instrument
- cement sand
- halves cylinder
- pedestal
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Abstract
The utility model relates to the technical fields of cement detection, more particularly, to a kind of instrument for testing fluidity of colloidal cement sand, including pedestal, being horizontally disposed on the pedestal has disk table, the bounce mechanism that setting can drive disk table to move up and down in the pedestal, the upper surface middle part of the disk table is provided with prod cast, the prod cast includes two halves cylinder, the side of the two halves cylinder is hinged and has a hinge column, the torsional spring that can be driven two halves cylinder centered on hinge column and tend to be located remotely from each other direction rotation is arranged on the hinge column, the other side of the two halves cylinder is provided with the fixed mechanism that can connect two halves cylinder, the side of the disk table is vertically arranged with support shaft, the hinge column slides vertically is connected in support shaft.The utility model, which has, avoids prod cast from shaking when taking away, reduces prod cast after taking away to the effect of influence caused by measurement.
Description
Technical field
The utility model relates to the technical fields of cement detection, more particularly, to a kind of instrument for testing fluidity of colloidal cement sand.
Background technique
Instrument for testing fluidity of colloidal cement sand is also known as the electronic jumping table of cement fluidity, the new standard GB/ for publication in 2005
The slump test of T2419-2005 " Test method for fluidity of cement mortar " is the standard uniquely specified instrument.In reality
In operating process, first a cement mortar test block is produced on disk table using truncated cone circle mould.
The existing Chinese utility model patent that can refer to Authorization Notice No. CN205027632U, it discloses a kind of cement gels
Sand fluidity testing mould, including lower truncated cone circle mould, upper truncated cone circle mould, lower die-sleeve and Upper Die-sleeve, lower truncated cone circle mould and upper truncated cone
Circle mould is clamped to form truncated cone circle mould, and lower die-sleeve and Upper Die-sleeve are clamped, lower die-sleeve and the circle mould clamping of upper truncated cone.The utility model phase
It is simple and reasonable compared with the prior art, it can accurately guarantee to fill sample height when carrying out flow of cement mortar test, improve
Test accuracy.
The above-mentioned prior art is needed truncated cone circle mould from cement mortar after the manufacture of cement mortar test block is completed
It removes, and practical operation is operated by feel, since truncated cone circle mould is surrounded on cement mortar, is being moved in this way
During dynamic truncated cone circle mould, truncated cone circle mould is easy to happen shaking and is applied on cement mortar, so that shape occurs for cement mortar
Change is even toppled over, to can impact to measurement.
Utility model content
The purpose of the utility model is to provide one kind, and prod cast to be avoided to shake when taking away, reduces prod cast after taking away
To the instrument for testing fluidity of colloidal cement sand of influence caused by measurement.
The foregoing invention purpose of the utility model has the technical scheme that
A kind of instrument for testing fluidity of colloidal cement sand, including pedestal, being horizontally disposed on the pedestal has disk table, the pedestal
The bounce mechanism that interior setting can drive disk table to move up and down, the upper surface middle part of the disk table is provided with prod cast, described
Prod cast includes two halves cylinder, and the side of the two halves cylinder, which is hinged, a hinge column, and being arranged on the hinge column can drive
Two halves cylinder is centered on hinge column and tends to the torsional spring for being located remotely from each other direction rotation, and the other side of the two halves cylinder is provided with can
The fixed mechanism of two halves cylinder is connected, the side of the disk table is vertically arranged with support shaft, and the hinge column slides vertically to be connected in
Support shaft.
By using above-mentioned technical proposal: prod cast can only realize the movement of vertical direction on disk table, and terminate work
After work, hasp is opened, two halves cylinder can be rotated centered on hinge column automatically by torsional spring, open prod cast, and it is easy to operate, also keep away
When having exempted to take prod cast away, taper cone barrel generates damage to cement mortar, ensure that the precision of test, uses two additionally, due to prod cast
Half, thus clean also more convenient.
The utility model is further arranged to: the side of the support shaft is vertically arranged with the spiral shell for being threadedly connected to disk table
Bar, the side of the support shaft are fixedly connected with the connecting rod for being threadedly connected to screw rod, and the one of the screw rod is additionally provided with vertically
The locating shaft of setting, the connecting rod slides vertically is connected to two locating shafts, and the lower end of the screw rod, which has, can drive screw rod to turn
Dynamic driving mechanism.
By using above-mentioned technical proposal, driving mechanism drives screw rod rotation, is able to drive the company for being threadedly connected to screw rod
Extension bar rises, so that support shaft be driven to rise, and then prod cast rising is able to drive, so as to easily take away on disk table
Cement mortar, it is easy to use, it is easy to operate.
The utility model is further arranged to: two half side that can mutually abut are fixedly connected to sealing
Pad.
By using above-mentioned technical proposal, by being equipped with gasket, sealing effect is good after two halves cylinder can be made to splice, and avoids
The splicing part glue sand of two halves cylinder leaks.
The utility model is further arranged to: disc seat is extended in the lower end of the screw rod, and the driving mechanism includes solid
Surely it is connected to the handwheel of the downside of disk table.
The utility model is further set as: the fixed mechanism is hasp.
By using above-mentioned technical proposal, when work, the opening of two halves cylinder can be conveniently accomplished by the hasp of setting
And close, using simple.
The utility model is further arranged to: being fixedly connected with vertical sliding on the downside of the disk table and is connected to pedestal
Support rod, the bounce mechanism includes being rotationally connected on the upside of pedestal and outer rim the cam that can be connected to support rod lower end,
The side of the cam is provided with the driving motor that cam can be driven to rotate.
By using above-mentioned technical proposal, when work, driving motor band moving cam is rotated, and can pass through cam and support rod
Mutual cooperation complete disk table up-down vibration.
The utility model is further arranged to: the downside flexural pivot of the support rod, which is connected on the downside of outer rim, can be connected to cam
Movable balls on the upside of outer rim.
By using above-mentioned technical proposal, movable balls are connected to the upper of cam, and sliding friction is converted to rolling friction, is had
Effect reduce frictional force, improve support rod with when cam constant collision caused by wear.
The utility model is further arranged to: the support rod include be fixedly connected on the first push rod of round table platform bottom surface with
And it is threadedly connected to the second push rod of the first push rod.
It can when movable balls, which generate abrasion with cam, to be caused to generate gap between each other by using above-mentioned technical proposal
It to rotate the first push rod, is connected to the movable balls of the downside of the first push rod always on the upside of cam outer rim, guarantees detection accuracy.
In conclusion the advantageous effects of the utility model are as follows:
1. prod cast can only realize the movement of vertical direction on disk table, and after power cut-off, hasp, two halves cylinder are opened
It can be rotated centered on hinge column automatically by torsional spring, open prod cast, it is easy to operate, when also avoiding taking prod cast away, circular cone
Cylinder generates damage to cement mortar, ensure that the precision of test, uses two halves cylinder additionally, due to prod cast, thus cleans also more
It is convenient；
2. driving mechanism drives screw rod rotation, it is able to drive the connecting rod rising for being threadedly connected to screw rod, to drive branch
It supports axis to rise, and then is able to drive prod cast rising, it is easy to use so as to easily take the cement mortar on disk table away,
It is easy to operate；
3. the first push rod can be rotated when movable balls and cam, which generate abrasion, to be caused to generate gap between each other, make the
The movable balls of the downside of one push rod are connected to always on the upside of cam outer rim, guarantee detection accuracy.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the supporting bar structure schematic diagram of the utility model.
Fig. 3 is the prod cast structural schematic diagram of the utility model.
Fig. 4 is the partial enlargement diagram of part A in Fig. 1.
In figure, 1, pedestal；11, support plate；12, support column；121, through-hole；1211, groove；2, disk table；21, it supports
Bar；211, the first push rod；2121, raised line；212, the second push rod；2121, movable balls；22, prod cast；221, half；222, hinged
Column；2221, vertical core；2222, locating slot；223, torsional spring；224, hasp；225, gasket；23, screw rod；231, hand-operated wheel；24,
Locating shaft；25, connecting rod；26, support shaft；261, fin；3, bounce mechanism；31, driving motor；32, cam.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, it is a kind of mastic cement fluidity tester disclosed by the utility model, including pedestal 1, is set to bottom
Seat 1 upside disk table 2 and be fixedly connected on pedestal 1 for drive disk table 2 vibrate bounce mechanism 3.
Referring to Figures 1 and 2, uniformly fixed there are three the branch that are vertically arranged using the center of circle of pedestal 1 as the center of circle for 1 upper surface of pedestal
Fagging 11, the side close to each other of three support plates 11 are fixedly connected with the support column 12 of axis vertical setting, support column
12 axial location offers through-hole 121 vertically, and support rod 21 is vertically arranged at the axial location of 2 lower surface of disk table, branch
Strut 21 includes the first push rod 211 that is fixedly connected on disk table 2 and can be inserted in through-hole 121, the week of the first push rod 211
Face is also fixedly connected with more raised lines 2111 vertically, and the position of the corresponding each raised line 2111 of through-hole 121 is provided with groove 1211, passes through
Groove 1211 and raised line 2111 cooperate, and capable of completing the first push rod 211, sliding is connected to through-hole 121 vertically, and then drives
Disk table 2 slides along the vertical direction.
Support rod 21 further includes the second push rod 212 for being threadedly connected to 211 lower end of the first push rod, under the second push rod 212
End flexural pivot is connected to movable balls 2121.Bounce mechanism 3 includes being fixedly connected on the driving motor 31 of pedestal 1, driving motor 31 it is defeated
Shaft is horizontally disposed, and the cam with the output shaft coaxial line of driving motor 31 is fixedly connected on the output shaft of driving motor 31
32, the outer rim upside of cam 32 can be connected on the downside of the outer rim of movable balls 2121.When work, driving motor 31 is with moving cam 32
Rotation can make to be connected to movable balls 2121 on the upside of 32 outer rim of cam and move up and down, and then drive the disk table of 21 upside of support rod
2 move up and down.In addition, being connected to the upper of cam 32 by movable balls 2121, sliding friction is converted into rolling friction, is effectively subtracted
Less friction, improve support rod 21 with when 32 constant collision of cam caused by wear, ground when movable balls 2121 and cam 32 generate
After damage, when causing to generate gap between movable balls 2121 and cam 32, the first push rod 211 can be rotated, the first push rod 211 is made
The movable balls 2121 of downside are connected to always on the upside of 32 outer rim of cam, guarantee detection accuracy.
Referring to Fig. 3, the middle part of 2 upside of disk table is provided with the prod cast 22 of axis vertical setting, and prod cast 22 includes two halves cylinder
221, hinge column 222 is vertically arranged between 221 1 side opening of two halves cylinder, and the side of two halves cylinder 221 rotates be connected respectively
In being also arranged with torsional spring 223 on hinge column 222, hinge column 222, the both ends of torsional spring 223 are connected to two halves cylinder 221, normality respectively
Under, torsional spring 223 can drive two halves cylinder 221 centered on hinge column 222 and become and rotate in the direction away from each other.Two halves cylinder
221 other side is provided with hasp 224, and the connection of two halves cylinder 221 is realized by hasp 224.Two halves cylinder 221 can be supported mutually
The side being connected to also has been respectively fixedly connected with gasket 225.When work, hasp 224 is opened, two halves cylinder 221 can pass through torsional spring
223 automatically open, easy to use, and by the gasket 225 of setting, can guarantee splicing after it is close between two halves cylinder 221
Feng Xing, and then the splicing part of two halves cylinder 221 is avoided to generate glue sand leakage.
Referring to Fig. 3 and Fig. 4, the side of disk table 2 is also threaded with the screw rod 23 being vertically arranged, and the lower end of screw rod 23 is prolonged
It stretches out the downside of disk table 2 and is fixedly connected with hand-operated wheel 231.The side of screw rod 23 is fixedly connected with locating shaft 24, spiral shell vertically
Horizontally disposed connecting rod 25 is threaded on bar 23, the also vertical sliding of connecting rod 25 is connected to locating shaft 24, connecting rod 25
Side far from screw rod 23 is fixedly connected with the support shaft 26 of axis vertical setting, and the circumferential surface of support shaft 26 is fixedly connected with vertically
One fin 261 offers vertical core 2221 in the middle part of hinge column 222, and hinge column 222 is sheathed in support shaft 26 by vertical core 2221,
The position of the corresponding fin 261 of vertical core 2221 is also provided with the locating slot 2222 being vertically arranged, and passes through locating slot 2222 and fin 261
Mutual cooperation can be realized hinge column 222 can only slide along the vertical direction of support shaft 26.After power cut-off, hand-operated wheel is rotated
231 drive screw rods 23 to rotate, can the upward sliding along the vertical direction of band connection bar 25, and then drive support shaft 26 along the vertical direction
It moves up, to make prod cast 22 move up disengaging cement mortar, so as to easily measure.
The implementation principle of the present embodiment are as follows: after power cut-off, open hasp 224, two halves cylinder 221 can pass through torsional spring 223
It automatically opens, so that two halves cylinder 221 be made to be detached from cement mortar, then, rotation hand-operated wheel 231 drives screw rod 23 to rotate, being capable of band
The upward sliding along the vertical direction of connecting rod 25, and then support shaft 26 is driven to move up along the vertical direction, thus make prod cast 22 to
On be moved out cement mortar, so as to prevent damage cement mortar, ensure that the detection accuracy of cement mortar.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of instrument for testing fluidity of colloidal cement sand, including pedestal (1), being horizontally disposed on the pedestal (1) has disk table (2),
The bounce mechanism (3) that setting can drive disk table (2) to move up and down in the pedestal (1), it is characterised in that: the disk table
(2) upper surface middle part is provided with prod cast (22), and the prod cast (22) includes two halves cylinder (221), and the one of the two halves cylinder (221)
Side, which is hinged, to be had a hinge column (222), and being arranged on the hinge column (222) can drive two halves cylinder (221) with hinge column
(222) centered on and tend to the torsional spring (223) for being located remotely from each other direction rotation, the other side of the two halves cylinder (221) is provided with energy
The fixed mechanism of two halves cylinder (221) is enough connected, the side of the disk table (2) is vertically arranged with support shaft (26), described hinged
Sliding is connected in support shaft (26) to column (222) vertically.
2. a kind of instrument for testing fluidity of colloidal cement sand according to claim 1, it is characterised in that: the support shaft (26)
Side is vertically arranged with the screw rod (23) for being threadedly connected to disk table (2), and the side of the support shaft (26) is fixedly connected with spiral shell
Line is connected to the connecting rod (25) of screw rod (23), and the one of the screw rod (23) is additionally provided with the locating shaft (24) being vertically arranged, institute
Stating connecting rod (25), sliding is connected to two locating shafts (24) vertically, and the lower end of the screw rod (23), which has, can drive screw rod (23) to turn
Dynamic driving mechanism.
3. a kind of instrument for testing fluidity of colloidal cement sand according to claim 1, it is characterised in that: two half (221)
The side that can mutually abut is fixedly connected to gasket (225).
4. a kind of instrument for testing fluidity of colloidal cement sand according to claim 2, it is characterised in that: under the screw rod (23)
Disc seat is extended at end, and the driving mechanism includes the handwheel for being fixedly connected on the downside of disk table (2).
5. a kind of instrument for testing fluidity of colloidal cement sand according to claim 1, it is characterised in that: the fixed mechanism is to take
It detains (224).
6. a kind of instrument for testing fluidity of colloidal cement sand according to claim 1, it is characterised in that: the disk table (2)
Downside is fixedly connected with the support rod (21) that vertical sliding is connected to pedestal (1), and the bounce mechanism (3) includes being rotationally connected with
The cam (32) of support rod (21) lower end can be connected on the upside of pedestal (1) and outer rim, the side of the cam (32) is provided with
The driving motor (31) that cam (32) can be driven to rotate.
7. a kind of instrument for testing fluidity of colloidal cement sand according to claim 6, it is characterised in that: the support rod (21)
Downside flexural pivot is connected on the downside of outer rim the movable balls (2121) that can be connected on the upside of cam (32) outer rim.
8. a kind of instrument for testing fluidity of colloidal cement sand according to claim 7, it is characterised in that: support rod (21) packet
Include the first push rod (211) for being fixedly connected on round table platform bottom surface and the second push rod for being threadedly connected to the first push rod (211)
(212)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821889750.9U CN209327070U (en) | 2018-11-14 | 2018-11-14 | A kind of instrument for testing fluidity of colloidal cement sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821889750.9U CN209327070U (en) | 2018-11-14 | 2018-11-14 | A kind of instrument for testing fluidity of colloidal cement sand |
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| Publication Number | Publication Date |
|---|---|
| CN209327070U true CN209327070U (en) | 2019-08-30 |
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ID=67710484
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821889750.9U Active CN209327070U (en) | 2018-11-14 | 2018-11-14 | A kind of instrument for testing fluidity of colloidal cement sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209327070U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521760A (en) * | 2020-05-06 | 2020-08-11 | 四川恒通工程检测有限公司 | Concrete slump detection device and detection method thereof |
-
2018
- 2018-11-14 CN CN201821889750.9U patent/CN209327070U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111521760A (en) * | 2020-05-06 | 2020-08-11 | 四川恒通工程检测有限公司 | Concrete slump detection device and detection method thereof |
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