CN207457022U - Concrete penetrometer - Google Patents
Concrete penetrometer Download PDFInfo
- Publication number
- CN207457022U CN207457022U CN201721383757.9U CN201721383757U CN207457022U CN 207457022 U CN207457022 U CN 207457022U CN 201721383757 U CN201721383757 U CN 201721383757U CN 207457022 U CN207457022 U CN 207457022U
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- CN
- China
- Prior art keywords
- sleeve
- water
- concrete
- test block
- rack
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a kind of concrete penetrometers, its key points of the technical solution are that including rack, bench top is arranged on for placing the sleeve of concrete test block, it is arranged on the water tank of rack bottom and is pressurizeed for Water in Water Tanks and deliver water into the plunger pump of sleeve inner concrete test block bottom, it further includes the die pad for being arranged at sleeve bottom and is arranged at the jacking cylinder that drive die pad is moved below die pad, the liftout board diameter is slightly less than sleeve diameter, and die pad periphery is equipped with the caulking gum for sealing, the die pad center offers the hole for water spraying for supplying water and spraying, the backgauge part for preventing that concrete test block from being jacked up under hydraulic pressure effect from sleeve is equipped at the top of the sleeve.The utility model solves the problems, such as to take out cumbersome and inconvenient during the concrete test block being completed.
Description
Technical field
The utility model is related to a kind of concrete NDT equipment, more specifically, it is related to a kind of concrete penetrometer.
Background technology
Concrete penetrometer is the instrument being detected for the infiltration coefficient to concrete, concrete penetrometer it is basic
Structure includes test specimen sleeve and water tank, and the water in water tank is transported to specimen sleeve by water pump either gravity when in use
At sample in cylinder, the infiltration coefficient of sample is detected.
In the prior art, application publication number is to disclose one kind in the Chinese invention patent application file of CN106290109A
Concrete penetrometer, including test specimen sleeve, water tank and water pump, water tank is equipped with water inlet and water inlet control mechanism, into water management
Mechanism includes the swing rod being hinged in water tank, the plug of swing rod one end is arranged at by bolt and is connected to the floating of the swing rod other end
Ball, water pump are equipped with conducting wire inlet and outlet and tube head, and tube head is equipped with ballhead, and conducting wire inlet and outlet are equipped with spherical cavity, and tube head passes through described
Ballhead is connected to hinged with conducting wire import in the spherical cavity, and tube head is imported and exported by puller bolt with the conducting wire
It is fixed together.
Existing this concrete penetrometer needs when the concrete tested is taken out will be under the dismounting of test specimen sleeve and then
The concrete tested can be taken out, there is the problem of concrete for taking out and testing is cumbersome and inconvenient.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of concrete penetrometer, energy
It is enough easily to take out the concrete tested.
To achieve the above object, the utility model provides following technical solution：A kind of concrete penetrometer, including platform
Frame, be arranged on bench top for place concrete test block sleeve, be arranged on rack bottom water tank and for Water in Water Tanks into
Row pressurize simultaneously deliver water into the plunger pump of sleeve inner concrete test block bottom, further include be arranged at sleeve bottom die pad and
The jacking cylinder that die pad is driven to be moved below die pad is arranged at, the liftout board diameter is slightly less than sleeve diameter, and
Die pad periphery is equipped with the caulking gum for sealing, and the die pad center offers the hole for water spraying for supplying water and spraying, the set
Cylinder top is equipped with the backgauge part for preventing that concrete test block from being jacked up under hydraulic pressure effect from sleeve.
By using above-mentioned technical proposal, backgauge part is removed when being tested, concrete test block is placed into sleeve, mixed
Solidifying soil test block bottom is in contact with die pad, installs backgauge part, opens plunger pump and pressurizes to the water in water tank, in water tank
Water spray and acted on concrete test block bottom surface from hole for water spraying, by the upper surface for observing concrete test block after a certain period of time
Whether have water exudation, remove striker plate after test, lifting body start to work and pass through die pad by concrete test block from
It ejects in sleeve, takes out the concrete test block being completed so as to facilitate.
The utility model is further arranged to：There are two the jacking cylinder is set, two jacking cylinders are compared with the spray
Water hole is symmetrical.
By using above-mentioned technical proposal, two symmetrical jacking cylinders can ensure what concrete test block can be balanced
It jacks up, damage will not be generated to concrete test block during jacking.
The utility model is further arranged to：It is arranged with to lead piston rod outside the piston rod of the jacking cylinder
To guide sleeve, the guide sleeve is fixedly connected in the rack.
By using above-mentioned technical proposal, guide sleeve can play guiding role to the piston rod of jacking cylinder, prevent work
The position of piston rod shifts in the process.
The utility model is further arranged to：The backgauge part top is annular in shape and internal diameter is less than sleeve diameter, the gear
Materials and parts lower part is equal to the cylinder of the sleeve outer diameter for internal diameter and cylinder interior is equipped with internal thread, be equipped at the top of the sleeve with it is interior
The matched external screw thread of screw thread.
By using above-mentioned technical proposal, backgauge part is threaded on sleeve, easy to disassemble, and passes through annulus
It can prevent concrete test block from being jacked up under the action of the hydraulic pressure of bottom from sleeve.
The utility model is further arranged to：The backgauge part is externally provided with several equally distributed anti-skid chequers.
By using above-mentioned technical proposal, the frictional force between human hand and backgauge part is added by the setting of anti-skid chequer,
Convenient for being held to backgauge part, and conveniently backgauge part is mounted and dismounted.
The utility model is further arranged to：The sleeve be detachably connected on the rack.
By using above-mentioned technical proposal, the sleeve is detachably connected with rack, consequently facilitating to the sleeve of damage into
Row is replaced.
The utility model is further arranged to：The sleeve is connected with the rubber to seal in junction with the rack
Rubber ring.
By using above-mentioned technical proposal, the setting of rubber ring can effectively prevent among the course of work water from sleeve with
It is oozed out among gap between rack, so as to improve measuring accuracy.
The utility model is further arranged to：The sleeve is connected to by flange plate bolt on the rack.
By using above-mentioned technical proposal, sleeve is connected to by flange plate bolt on rack, convenient for after sleeve damages
Sleeve is replaced.
The utility model is further arranged to：The concrete penetrometer further includes the pressure regulation for being adjusted to hydraulic pressure
Valve.
By using above-mentioned technical proposal, by the way that pressure regulator valve is set to be convenient for regulating and controlling hydraulic pressure so that test result is more
Add precisely.
The utility model is further arranged to：The rubber tube being sealed is arranged with outside the concrete test block.
By using above-mentioned technical proposal, it can effectively prevent by being arranged rubber tube outside concrete test block and tested
Cheng Dangzhong water is oozed out from the gap of concrete and sleeve, so as to improve measuring accuracy.
In conclusion the utility model has the advantages that compared with the prior art：The utility model passes through setting
Die pad and lifting body are convenient for the concrete test block tested is ejected among sleeve, by setting pressure regulator valve can be more
Hydraulic pressure is accurately controlled to pass through the work for setting backgauge part that can prevent concrete test block in bottom surface hydraulic pressure so as to improve measuring accuracy
It is ejected under from sleeve.
Description of the drawings
Fig. 1 is the axonometric drawing of the complete structure of embodiment；
Fig. 2 is the sectional view of the test block placement mechanism of embodiment；
Fig. 3 is that embodiment removes the axonometric drawing after rack；
Fig. 4 is the A portions enlarged diagram of Fig. 3；
Fig. 5 is the axonometric drawing after the concrete test block cladding rubber layer of embodiment.
In figure：1st, rack；11st, through hole；2nd, test block placement mechanism；21st, sleeve；211st, ring flange；212nd, bolt；213rd, it is close
Seal rubber；22nd, backgauge part；221st, anti-skid chequer；23rd, die pad；231st, hole for water spraying；232nd, rubber ring；3rd, constant pressure water supply mechanism；
31st, plunger pump；32nd, water tank；321st, outlet pipe；322nd, water inlet pipe；323rd, drainpipe；33rd, main pipeline；34th, pressure regulator valve；35th, prop up
Pipeline；36th, water-supply-pipe；4th, jacking cylinder；41st, piston rod；42nd, guide sleeve；5th, concrete test block；51st, rubber tube.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings.
Embodiment：A kind of concrete penetrometer is tested for the permeability to concrete, referring to attached drawing 1 and attached drawing
3, including rack 1, it is arranged on the top of rack 1 and is used for the test block placement mechanism 2 held to concrete test block 5, is arranged on platform
It is used to apply concrete test block 5 the constant pressure water supply mechanism 3 of certain hydraulic pressure in frame 1 and be arranged below test block placement mechanism 2
The jacking cylinder 4 ejected for the concrete test block 5 after being completed.It will need to carry out testing permeability first during work
Concrete test block 5 is placed in test block placement mechanism 2, applies certain water to the bottom surface of concrete by constant pressure water supply mechanism 3
Pressure observes whether top of concrete has water exudation over time, if there is water oozes out the permeability of then concrete test block 5 not
It complies with standard, the permeability of concrete test block 5 is standard compliant if anhydrous exudation, utilizes jacking after testing
Cylinder 4 ejects the concrete test block 5 being completed among test block placement mechanism 2.
Referring to attached drawing 1 and attached drawing 2, test block placement mechanism 2 is altogether there are six settings, and three test block placement mechanisms 2 are a row, altogether
Two rows can simultaneously test the permeability of six concrete test blocks 5, and test block placement mechanism 2 includes being arranged on rack 1
And the identical sleeve 21 of upper and lower diameter, the backgauge part 22 for being arranged on 21 top of sleeve and the die pad for being arranged on 21 bottom of sleeve
23,21 bottom of sleeve is bolted there are four equally distributed bolt 212 on ring flange 211 integrally formed with ring flange 211,
And ring flange 211 is bolted by bolt 212 and rack 1.Caulking gum 213 is equipped between ring flange 211 and rack 1,
It can prevent water from being leaked out among the gap between ring flange 211 and rack 1.It is offered on rack 1 immediately below sleeve 21
And the through hole 11 completely through rack 1 equal with 21 internal diameter of sleeve, die pad 23 are located in through hole 11, the internal diameter of die pad 23
It is slightly less than the diameter of through hole 11,23 periphery of die pad is connected with rubber ring 232, and rubber ring 232 seals, and prevents water from top
It is oozed out in the gap of 23 both sides of flitch, 23 centre position of die pad offers the hole for water spraying 231 through die pad 23, constant pressure water supply
Water in mechanism 3 is touched by hole for water spraying 231 and 5 bottom connection of concrete test block in sleeve 21, applies one to concrete test block 5
Fixed hydraulic pressure.22 top of backgauge part is annular in shape and its internal diameter is less than the internal diameter of sleeve 21, and the lower part of backgauge part 22 is cylindrical in shape and it
Internal diameter is identical with the outer diameter of sleeve 21, and 22 lower inside of backgauge part offers internal thread, and the top of sleeve 21 offers and interior spiral shell
The matched external screw thread of line, backgauge part 22 are connected through a screw thread with sleeve 21, and backgauge part 22 can prevent the coagulation in sleeve 21
Native test block 5 is ejected under the action of hydraulic pressure, and backgauge part 22 is externally provided with several equally distributed anti-skid chequers 221, convenient for backgauge
Part 22 is held and is installed.
Referring to attached drawing 3 and attached drawing 4, constant pressure water supply mechanism 3 includes water tank 32, the plunger pump to pressurize for water in water tank 32
31 and the pressure regulator valve 34 of hydraulic pressure is adjusted, water tank 32 is located at 1 bottom of rack and is fixedly connected with rack 1, the fixed company in 32 top of water tank
The water inlet pipe 322 being connected with inside it is connected to, water inlet pipe can be passed through by testing the valve of the front opening water inlet pipe 322 of beginning
322 add water into water tank 32, and 32 bottom of water tank is fixedly connected with the drainpipe 323 being connected with inside water tank 32, is completed
The water in water tank 32 can be discharged by opening the valve of drainpipe 323 afterwards.Plunger pump 31 is fixedly connected on 1 bottom of rack and one
End is connected with water tank 32.32 top of water tank is fixedly connected with the outlet pipe 321 being connected with inside water tank 32,32 top of water tank
Equipped with the main pipeline 33 being fixedly connected with rack 1, main pipeline 33 is located at 21 bottom of sleeve and 33 setting direction of main pipeline and rack 1
Longitudinal direction is identical.Pressure regulator valve 34 is located at 1 longer sides both sides of rack, and three pressure regulator valves 34 are distributed with per one side, main pipeline 33 with
Be equipped between pressure regulator valve 34 with the branch pipe(tube) 35 that is connected inside main pipeline 33 and pressure regulator valve 34,35 both ends of branch pipe(tube) respectively with tune
Pressure valve 34 is fixedly connected with main pipeline 33, and 34 top of pressure regulator valve is fixedly connected with the water-supply-pipe 36 being connected with inside it, water delivery
Pipe 36 is fixedly connected compared with the other end of pressure regulator valve 34 with die pad 23, and the hole for water spraying 231 of water-supply-pipe 36 and die pad 23
It is connected（See attached drawing 2）, the water in water tank 32 pressurizes under the action of plunger pump 31, passes through outlet pipe 321 and flow into supervisor
Road 33 is simultaneously flowed to by branch pipe(tube) 35 at pressure regulator valve 34, and water flows through water-supply-pipe 36 and finally from hole for water spraying after 34 pressure regulation of pressure regulator valve
231 spray the bottom for acting on concrete test block 5.
Referring to attached drawing 4, each 23 bottom of die pad is designed with two jacking cylinders being fixedly connected on rack 14, and two
A jacking cylinder 4 along 1 genesis analysis of rack and two jacking cylinders 4 it is symmetrical compared with hole for water spraying 231, jacking cylinder 4
Piston rod 41 is fixedly connected compared with the other end of jacking cylinder 4 with die pad 23, is arranged with outside each piston rod 41 solid
Surely the guide sleeve 42 being connected on rack 1 for being positioned to piston rod 41, prevents the position of the piston rod 41 during jacking
It shifts.
Referring to attached drawing 5, concrete test block 5 is in cylindrical type, before being put into sleeve 21, it is necessary to outside concrete test block 5
A rubber tube 51 is arranged, rubber tube 51 mainly seals, and prevents water in test process from concrete test block 5 and sleeve 21
It is oozed out in gap, influences to test effect.
The operation principle of the concrete penetrometer when in use is as follows：Rubber will be arranged outside the concrete test block 5 made
Cylinder 51 adjusts jacking cylinder 4 so that the upper top surface of die pad 23 and the upper either flush of rack 1 back out the backgauge on sleeve 21
The concrete test block 5 for being arranged with rubber tube 51 is put into sleeve 21 by part 22, and bottom and the die pad 23 of concrete test block 5 push up
Portion is in contact and backgauge part 22 is tightened in 21 top of sleeve, the valve of water inlet pipe 322 is opened, by funnel into water tank 32
Add water, add in the valve of closing water inlet pipe 322 after enough water, open plunger pump 31 and pressurize to the water in water tank 32, and
Hydraulic pressure is adjusted by pressure regulator valve 34, water leads to after outlet pipe 321, main pipeline 33, branch pipe(tube) 35 and water-supply-pipe 36 is flowed through
Cross hole for water spraying 231 to spray, apply certain hydraulic pressure in the bottom surface of concrete test block 5, keep hydraulic pressure constant, through after a while it
Afterwards, whether the upper surface for observing concrete test block 5 has water exudation, if there is water exudation then illustrates the permeability of concrete test block 5
It is not inconsistent standardization, illustrates that the permeability of concrete test block 5 complies with standard if no water oozes out, plunger pump is closed after test
31 and backgauge part 22 is backed out, adjust jacking cylinder 4, piston rod 41 moves upwards, mixed by what is be completed by die pad 23
Solidifying soil test block 5 ejects, and the valve that drainpipe 323 is opened after taking-up concrete test block 5 discharges the water in water tank 32, in water tank 32
Water thoroughly discharge after close drainpipe 323 valve.
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, all technical solutions belonged under the utility model thinking belong to the scope of protection of the utility model.It should refer to
Go out, for those skilled in the art, several improvement under the premise of the utility model principle is not departed from and
Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (10)
1. a kind of concrete penetrometer including rack (1), is arranged at the top of rack (1) to place the set of concrete test block (5)
It cylinder (21), the water tank (32) for being arranged on rack (1) bottom and is pressurizeed for water in water tank (32) and delivers water into sleeve
(21) plunger pump (31) of inner concrete test block (5) bottom, it is characterised in that：Further include the liftout for being arranged at sleeve (21) bottom
Plate (23) and it is arranged at the jacking cylinder that die pad (23) is driven below die pad (23) to be moved（4）, the die pad
(23) diameter is slightly less than sleeve (21) internal diameter, and die pad (23) periphery is equipped with the caulking gum (213) for sealing, the top
Flitch (23) center offers the hole for water spraying (231) for supplying water and spraying, and being equipped at the top of the sleeve (21) prevents concrete test block (5)
From sleeve under hydraulic pressure effect（21）The middle backgauge part (22) jacked up.
2. concrete penetrometer according to claim 1, it is characterised in that：The jacking cylinder（4）There are two settings, and two
Jacking cylinder（4）Compared with the hole for water spraying（231）It is symmetrical.
3. concrete penetrometer according to claim 2, it is characterised in that：The piston rod (41) of the jacking cylinder (4)
The guide sleeve (42) being oriented to piston rod (41) is arranged with outside, the guide sleeve (42) is fixedly connected on the rack（1）
On.
4. concrete penetrometer according to claim 1, it is characterised in that：Backgauge part (22) top is annular in shape and interior
Footpath is less than sleeve (21) internal diameter, and backgauge part (22) lower part is equal to for internal diameter in the cylinder and cylinder of the sleeve (21) outer diameter
Portion is equipped with internal thread, is equipped with and the matched external screw thread of internal thread at the top of the sleeve (21).
5. concrete penetrometer according to claim 4, it is characterised in that：The backgauge part (22) is externally provided with several uniform
The anti-skid chequer of distribution（221）.
6. concrete penetrometer according to claim 1, it is characterised in that：The sleeve (21) is removably connected to described
On rack (1).
7. concrete penetrometer according to claim 6, it is characterised in that：The sleeve (21) exists with the rack (1)
Junction is connected with the rubber ring (232) to seal.
8. concrete penetrometer according to claim 6, it is characterised in that：The sleeve (21) passes through ring flange (211)
It is bolted on the rack (1).
9. concrete penetrometer according to claim 1, it is characterised in that：The concrete penetrometer further include for pair
The pressure regulator valve (34) that hydraulic pressure is adjusted.
10. concrete penetrometer according to claim 1, it is characterised in that：Use is arranged with outside the concrete test block (5)
In the rubber tube (51) being sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383757.9U CN207457022U (en) | 2017-10-25 | 2017-10-25 | Concrete penetrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383757.9U CN207457022U (en) | 2017-10-25 | 2017-10-25 | Concrete penetrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207457022U true CN207457022U (en) | 2018-06-05 |
Family
ID=62281651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721383757.9U Expired - Fee Related CN207457022U (en) | 2017-10-25 | 2017-10-25 | Concrete penetrometer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207457022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340789A (en) * | 2021-06-15 | 2021-09-03 | 中交二公局第三工程有限公司 | Full-automatic concrete infiltration detection device convenient to wash and detect that precision is high |
| CN115266537A (en) * | 2022-09-29 | 2022-11-01 | 南京研华智能科技有限公司 | Full-automatic concrete impermeability detection system |
-
2017
- 2017-10-25 CN CN201721383757.9U patent/CN207457022U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340789A (en) * | 2021-06-15 | 2021-09-03 | 中交二公局第三工程有限公司 | Full-automatic concrete infiltration detection device convenient to wash and detect that precision is high |
| CN113340789B (en) * | 2021-06-15 | 2024-01-19 | 中交二公局第三工程有限公司 | Full-automatic concrete penetration detection device convenient to wash and high in detection precision |
| CN115266537A (en) * | 2022-09-29 | 2022-11-01 | 南京研华智能科技有限公司 | Full-automatic concrete impermeability detection system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20180605 Termination date: 20191025 |