CN207081626U - Elastic modulus of concrete experimental rig - Google Patents
Elastic modulus of concrete experimental rig Download PDFInfo
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- CN207081626U CN207081626U CN201721069323.1U CN201721069323U CN207081626U CN 207081626 U CN207081626 U CN 207081626U CN 201721069323 U CN201721069323 U CN 201721069323U CN 207081626 U CN207081626 U CN 207081626U
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- column
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- gear
- elastic modulus
- rack
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Abstract
The utility model discloses a kind of elastic modulus of concrete experimental rig,Including the base for placing concrete,Extended vertically on the base and be provided with column,Support bar is provided with above the column,Extended laterally on the support bar and be provided with elongation bar,The elongation bar end is provided with the guide housing passed through for steel ball,The bottom of the support bar extends downward with rack,The column sunken inside is provided with the teeth groove for rack fitting sliding,The opening for being provided with connection teeth groove is opened in the upright side walls of the column,The column be provided through opening and with rack meshed gears,Being extended on the column has the fixed plate positioned at gear both sides,The rotating bar for passing perpendicularly through gear centre is provided between two fixed plates,The rotating bar is rotatablely connected with fixed plate,The clamping body for clamping gear is provided with the column.The utility model has reached the Height Adjustable advantage of guide housing by the cooperation of gear and rack.
Description
Technical field
A kind of concrete test device is the utility model is related to, more specifically, it relates to which a kind of elastic modulus of concrete tries
Experiment device.
Background technology
For a long time, in various silo structures, pavement concrete, bridge deck concrete, railroad tie, mine chute and state
Anti- facility etc. is frequently born in the structure of dynamic load(loading), and concrete is often as shock resistance deficiency and loses usability
Energy.
Notification number is the patent of " CN205038111U ", and its publication date is 20160217, which disclose a kind of coagulation
Native impact test device, including intelligent controller, experiment cylinder, base and weight；Described in the barrel upper end edge of the experiment cylinder
Experiment barrel dliameter is to being arranged with two calutrons；Close on the experiment cylinder barrel of the experiment cylinder lower end along the experiment
Barrel dliameter is to being arranged with laser signal transmitter and laser signal receivers；The barrel lower end of the experiment cylinder is provided with injection port,
The barrel for closing on the experiment cylinder of the injection port covers provided with injection port；The base is provided with sample cell, the sample
Product pond bottom of pond is provided with pressure sensor；The calutron, the laser signal transmitter, the laser signal receivers and institute
Pressure sensor is stated to communicate to connect with the intelligent controller respectively.
The applicable territorial scope of above-mentioned utility model is relatively wide and can reduce experimental situation humiture to experimental result influence, reduces
Human error.But different concrete is directed to, the height that steel ball drops is different, now just needs to adjust the height where steel ball
Degree, but because calutron position is fixed, an experimental rig can only be changed and measured again, experimental rig has poor for applicability ask
Topic.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of elastic modulus of concrete experiment dress
Put, there is the Height Adjustable advantage of steel ball.
To realize above-mentioned technical purpose, the utility model provides following technical scheme：A kind of elastic modulus of concrete experiment
Device, including for placing the base of concrete, extended vertically on the base and be provided with column, it is provided with above the column
Support bar, extend laterally on the support bar and be provided with elongation bar, the elongation bar end is provided with the guiding passed through for steel ball
Frame, the bottom of the support bar extend downward with rack, and the column sunken inside is provided with the tooth for rack fitting sliding
Groove, the opening for being provided with connection teeth groove is opened in the upright side walls of the column, and the column is provided through opening and and tooth
Bar meshed gears, being extended on the column has the fixed plate positioned at gear both sides, is set between two fixed plates
There is the rotating bar for passing perpendicularly through gear centre, the rotating bar is rotatablely connected with fixed plate, is provided with the column for blocking
The clamping body of tight gear.
By using above-mentioned technical proposal, it is necessary to when adjusting the position of guide housing, clamping body is unlocked, drives rotating bar
Rotation, gear will drive the rack oscilaltion of engagement, be directed to after frame is moved to specified altitude assignment, then lock clamping body,
Now gear just can not rotate, and be directed to frame and be relatively fixed.Concrete test block is placed on the base below guide housing, now
Can be so that steel ball be placed in guide housing, steel ball will fall on concrete test block along guide housing after loosing one's grip, and now work
Personnel can judge elastic modulus of concrete degree in the form of after being hit according to concrete test block, achieve raising and be applicable model
The beneficial effect enclosed.
Preferably, the clamping body includes the ratchet being fixed on side by side with gear in rotating bar, the clamping body
The ratchet for clamping ratchet is provided with, the outside vertical of the ratchet is extended the fix bar having through fixed plate.
By using above-mentioned technical proposal, it is necessary to during clamping gear, fix bar is just inwardly promoted, ratchet is stuck on ratchet
Between two adjacent ratchets, if now due to rack self gravitation, and when moving downward, ratchet will hinder ratchet to follow tooth
Wheel rotates, and so as to reach the purpose of fastening rack, it is necessary to during rotate gear, just pulls out fix bar, ratchet is departed from ratchet,
Achieve the beneficial effect for improving simple operation.
Preferably, the limit spring being enclosed on outside fix bar is provided between the ratchet and fixed plate.
By using above-mentioned technical proposal, fix bar is pulled out, limit spring will be compressed, unclamps fix bar
Afterwards, limit spring will reset, and between shifting ratchet onto ratchet, achieve the beneficial effect for further improving simple operation
Fruit.
Limited block is provided with preferably, extending outside the fixed plate, is provided through supplying fix bar on the limited block
The stopper slot of sliding is bonded, the fix bar end is provided with the section identical gag lever post with fix bar width, described
The width section of fix bar is square, and the gag lever post can be around the length direction rotation of fix bar.
By using above-mentioned technical proposal, it is necessary to during de-chucking mechanism, fix bar is just pulled out, gag lever post departs from limit
After the groove of position, rotary spacing bar, gag lever post is not slipped into again in stopper slot, reach the purpose for pinning ratchet, avoid work people
Member holds fix bar always, achieves the beneficial effect for improving reasonable structure.
Preferably, the one end of the rotating bar away from clamping body is fixedly installed handle.
By using above-mentioned technical proposal, raising operation can be achieved to drive rotating bar to rotate by swing handle
The beneficial effect of convenience.
Preferably, the lower end of the guide housing, which extends transversely through, is provided with retaining groove, the guide housing is provided through retaining groove
Baffle plate.
By using above-mentioned technical proposal, baffle plate is inserted in retaining groove, then steel ball is placed on baffle plate, can be with determination
When the position of steel ball, avoiding artificial interference, while needing to fall steel ball, it is only necessary to extract baffle plate can out, achieve raising
The beneficial effect of measuring accuracy.
Preferably, one end of the baffle plate is fixedly installed the handle of cylinder, the diameter of the handle is more than retaining groove
Groove it is high.
By using above-mentioned technical proposal, handle can not avoid staff from overexerting by retaining groove, cause baffle plate complete
It is fully inserted into guide housing, while is also convenient for staff's pulling.
Preferably, the lower section of the support bar, which is extended, the fixed frame that is enclosed on outside rack, the fixed frame it is interior
Side wall is bonded the outside wall slip of column, and the square groove passed through for gear is offered on the fixed frame.
By using above-mentioned technical proposal, fixed frame can only be bonded column slip, avoid rack from being deflected with respect to column, obtain
Improve the beneficial effect of structural soundness.
In summary, the utility model has reached the Height Adjustable advantage of guide housing by the cooperation of gear and rack,
Simultaneously by clamping body can also enhancing structure steadiness.
Brief description of the drawings
Fig. 1 is to be used to show integrally-built side view in the present embodiment；
Fig. 2 is the partial sectional view for being used to show guide housing inner structure in the present embodiment；
Fig. 3 is to be used to show enlarged diagram at the A of gear and rack matching relationship in Fig. 1；
Fig. 4 is the left side view for being used to show clamping body concrete structure in the present embodiment；
Fig. 5 is the partial sectional view for being used to show clamping body concrete structure in the present embodiment.
In figure, 1, base；11st, column；12nd, support bar；13rd, elongation bar；14th, guide housing；15th, retaining groove；16th, baffle plate；17、
Handle；21st, rack；22nd, teeth groove；23rd, gear；24th, it is open；25th, fixed plate；26th, rotating bar；27th, fixed frame；28th, square groove；
29th, handle；3rd, clamping body；31st, ratchet；32nd, ratchet；33rd, fix bar；34th, limit spring；35th, limited block；36th, stopper slot；
37th, gag lever post.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only that it is not to limitation of the present utility model, ability to explanation of the present utility model
Field technique personnel can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but
As long as all protected in right of the present utility model by Patent Law.
Embodiment：As shown in figure 1, a kind of elastic modulus of concrete experimental rig, including for placing the base 1 of concrete,
Extended vertically on base 1 and be provided with square column 11, the top of column 11 is provided with support bar 12, is extended laterally on support bar 12
Elongation bar 13 is provided with, the end of elongation bar 13 is provided with the guide housing 14 passed through for steel ball.
As shown in Fig. 2 the lower end of guide housing 14, which extends transversely through, is provided with retaining groove 15, guide housing 14 is provided through retaining groove 15
Baffle plate 16, one end of baffle plate 16 is fixedly installed the handle 17 of cylinder, and the groove that the diameter of handle 17 is more than retaining groove 15 is high.Will
Baffle plate 16 is inserted in retaining groove 15, then steel ball is placed on baffle plate 16, can be to determine the position of steel ball.
As shown in figures 1 and 3, the bottom of support bar 12 extends downward with rack 21, and the sunken inside of column 11 is provided with
For the teeth groove 22 of the fitting sliding of rack 21, the opening 24 for being provided with connection teeth groove 22, column are opened in the upright side walls of column 11
11 be provided through opening 24 and with the meshed gears 23 of rack 21.
As shown in figure 3, being extended on column 11 has the fixed plate 25 positioned at the both sides of gear 23, between two fixed plates 25
The rotating bar 26 for passing perpendicularly through the center of gear 23 is provided with, rotating bar 26 is rotatablely connected with fixed plate 25.Rotating bar 26 is away from card
One end of tight mechanism 3 is fixedly installed handle 29, can be to drive rotating bar 26 to rotate by swing handle 29.Support bar 12
Lower section, which is extended, the fixed frame 27 being enclosed on outside rack 21, the outside wall slip of the madial wall fitting column 11 of fixed frame 27,
The square groove 28 passed through for gear 23 is offered on fixed frame 27, fixed frame 27 can only be bonded column 11 and slide, and avoid the phase of rack 21
Column 11 deflects.
As shown in figure 4, being provided with the clamping body 3 for clamping gear 23 on column 11, clamping body 3 includes and gear
23 are fixed on the ratchet 31 in rotating bar 26 side by side, and clamping body 3 is provided with the ratchet 32 for clamping ratchet 31.
As shown in figure 5, the outside vertical of ratchet 32 is extended the fix bar 33 having through fixed plate 25, pass through ratchet 32
The limit spring 34 being enclosed on outside fix bar 33 can be provided with clamping ratchet 31 between ratchet 32 and fixed plate 25.Pull out
It fix bar 33, will be compressed limit spring 34, after unclamping fix bar 33, limit spring 34 will reset, so as to by spine
Pawl 32 is shifted onto between ratchet.
Square limited block 35 is provided with as shown in figure 4, extending outside fixed plate 25, is provided through on limited block 35 for solid
The stopper slot 36 of the fitting sliding of fixed pole 33, the end of fix bar 33 is provided with spacing with the section identical of the width of fix bar 33
Bar 37, the width section of fix bar 33 is square, and gag lever post 37 can be around the length direction rotation of fix bar 33.
The course of work：When needing to adjust the position of guide housing 14, clamping body 3 is unlocked, gag lever post 37 is pulled out, makes
Gag lever post 37 departs from stopper slot 36, is rotated further by gag lever post 37, gag lever post 37 is not slipped into again in stopper slot 36, reach pinning
The purpose of ratchet 32,
Handle 29 is now returned again to, drives the rotation of rotating bar 26, gear 23 will drive the oscilaltion of rack 21 of engagement,
It is directed to after frame 14 is moved to specified altitude assignment, then locks clamping body 3.Gag lever post 37 is gone to, gag lever post 37 is slipped into stopper slot
In 36, ratchet 32 will clamping ratchet 31, now gear 23 just can not rotate, be directed to frame 14 and be relatively fixed.
Concrete test block is placed on the base 1 of the lower section of guide housing 14, now can be so that steel ball be placed on into guide housing
On baffle plate 16 in 14.After pulling out baffle plate 16, steel ball will fall on concrete test block along guide housing 14, now work
Personnel can judge elastic modulus of concrete degree in the form of after being hit according to concrete test block.
Claims (8)
- It is vertical on the base (1) 1. a kind of elastic modulus of concrete experimental rig, including for placing the base (1) of concrete Being extended has column (11), is provided with support bar (12) above the column (11), is extended laterally on the support bar (12) Elongation bar (13) is provided with, elongation bar (13) end is provided with the guide housing (14) passed through for steel ball, it is characterised in that：Institute The bottom for stating support bar (12) extends downward with rack (21), and column (11) sunken inside is provided with to be pasted for rack (21) The teeth groove (22) of sliding is closed, the opening (24) for being provided with connection teeth groove (22), institute are opened in the upright side walls of the column (11) State column (11) be provided through opening (24) and with rack (21) meshed gears (23), be extended on the column (11) There is the fixed plate (25) positioned at gear (23) both sides, be provided with and passed perpendicularly through in gear (23) between two fixed plates (25) The rotating bar (26) of the heart, the rotating bar (26) are rotatablely connected with fixed plate (25), are provided with the column (11) for blocking The clamping body (3) of tight gear (23).
- 2. elastic modulus of concrete experimental rig according to claim 1, it is characterised in that：The clamping body (3) includes The ratchet (31) being fixed on side by side with gear (23) in rotating bar (26), the clamping body (3) are provided with for clamping ratchet (31) ratchet (32), the outside vertical of the ratchet (32) are extended the fix bar (33) having through fixed plate (25).
- 3. elastic modulus of concrete experimental rig according to claim 2, it is characterised in that：The ratchet (32) and fixed plate (25) it is provided between and is enclosed on the limit spring (34) of fix bar (33) outside.
- 4. elastic modulus of concrete experimental rig according to claim 3, it is characterised in that：The fixed plate (25) extends outside Limited block (35) is provided with, the stopper slot (36) for fix bar (33) fitting sliding is provided through on the limited block (35), Fix bar (33) end is provided with and the section identical gag lever post (37) of fix bar (33) width, the fix bar (33) width section is square, and the gag lever post (37) can be around the length direction rotation of fix bar (33).
- 5. elastic modulus of concrete experimental rig according to claim 4, it is characterised in that：The rotating bar (26) is away from card One end of tight mechanism (3) is fixedly installed handle (29).
- 6. elastic modulus of concrete experimental rig according to claim 1, it is characterised in that：The lower end of the guide housing (14) Extend transversely through and be provided with retaining groove (15), the guide housing (14) is provided through the baffle plate (16) of retaining groove (15).
- 7. elastic modulus of concrete experimental rig according to claim 6, it is characterised in that：One end of the baffle plate (16) is consolidated Surely the handle (17) of cylinder is provided with, the diameter of the handle (17) is more than the groove height of retaining groove (15).
- 8. elastic modulus of concrete experimental rig according to claim 1, it is characterised in that：The lower section of the support bar (12) It is extended to have and is enclosed on the fixed frame (27) of rack (21) outside, the outside of the madial wall fitting column (11) of the fixed frame (27) Wall slip, the square groove (28) passed through for gear (23) is offered on the fixed frame (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069323.1U CN207081626U (en) | 2017-08-24 | 2017-08-24 | Elastic modulus of concrete experimental rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721069323.1U CN207081626U (en) | 2017-08-24 | 2017-08-24 | Elastic modulus of concrete experimental rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207081626U true CN207081626U (en) | 2018-03-09 |
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ID=61421095
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721069323.1U Active CN207081626U (en) | 2017-08-24 | 2017-08-24 | Elastic modulus of concrete experimental rig |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351723A (en) * | 2020-03-12 | 2020-06-30 | 河北瑞志交通技术咨询有限公司 | Anti-dazzle plate impact resistance test device and method |
| CN112067423A (en) * | 2020-08-22 | 2020-12-11 | 李美元 | Concrete impact resistance test device |
| CN112602508A (en) * | 2021-01-04 | 2021-04-06 | 雷鸣 | Irrigation equipment for farming big-arch shelter |
| CN115095716A (en) * | 2020-11-04 | 2022-09-23 | 李天军 | Use process of road and bridge engineering pipeline supporting system |
| CN116625624A (en) * | 2023-07-20 | 2023-08-22 | 中久光电产业有限公司 | Semiconductor laser shock resistance test device |
-
2017
- 2017-08-24 CN CN201721069323.1U patent/CN207081626U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351723A (en) * | 2020-03-12 | 2020-06-30 | 河北瑞志交通技术咨询有限公司 | Anti-dazzle plate impact resistance test device and method |
| CN111351723B (en) * | 2020-03-12 | 2022-10-14 | 河北交规院瑞志交通技术咨询有限公司 | Anti-dazzle plate impact resistance test device and method |
| CN112067423A (en) * | 2020-08-22 | 2020-12-11 | 李美元 | Concrete impact resistance test device |
| CN115095716A (en) * | 2020-11-04 | 2022-09-23 | 李天军 | Use process of road and bridge engineering pipeline supporting system |
| CN112602508A (en) * | 2021-01-04 | 2021-04-06 | 雷鸣 | Irrigation equipment for farming big-arch shelter |
| CN112602508B (en) * | 2021-01-04 | 2023-11-21 | 安阳鸿至兴农业技术有限公司 | Irrigation equipment for farming big-arch shelter |
| CN116625624A (en) * | 2023-07-20 | 2023-08-22 | 中久光电产业有限公司 | Semiconductor laser shock resistance test device |
| CN116625624B (en) * | 2023-07-20 | 2023-11-03 | 中久光电产业有限公司 | Semiconductor laser shock resistance test device |
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