CN206601307U - Concrete bouncing back instrument - Google Patents
Concrete bouncing back instrument Download PDFInfo
- Publication number
- CN206601307U CN206601307U CN201720320367.0U CN201720320367U CN206601307U CN 206601307 U CN206601307 U CN 206601307U CN 201720320367 U CN201720320367 U CN 201720320367U CN 206601307 U CN206601307 U CN 206601307U
- Authority
- CN
- China
- Prior art keywords
- siphunculus
- abutting
- instrument shell
- elastic
- ring
- Prior art date
- 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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- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The utility model discloses a kind of concrete bouncing back instrument, including Instrument shell, coaxially sliding is provided with elastic stem to the Instrument shell madial wall, the elastic hammer for hitting elastic stem is provided with inside the Instrument shell and at the end wall of elastic stem, the Instrument shell lateral wall and one end of elastic stem is provided with guide ring, the guide ring lateral wall is connected with the abutting siphunculus that can be offseted with concrete element along elastic stem axial slip, the Instrument shell lateral wall is provided with support ring, the support ring is connected between siphunculus end wall for that will abut the compression spring that siphunculus is promoted to guide ring direction with abutting, its drip irrigation device is when elastic hammer constantly hits elastic stem, compression spring passes through flexible, it is always ensured that abutting siphunculus offsets with concrete element, to prevent Instrument shell crooked downwards, the crooked effect of elastic stem is effectively reduced so as to realize.
Description
Technical field
The utility model is related to a kind of concrete strength inspection equipment, more specifically, it relates to a kind of concrete springback
Instrument.
Background technology
Concrete bouncing back instrument is a kind of detection device for being used to detect the concrete element intensity such as wall and bridge.
Existing Authorization Notice No. provides a kind of high strength concrete resiliometer for CN202548023U Chinese patent, and it is wrapped
Housing is included, the inside of housing is provided with centre pilot along its axial slip;The external stability that centre pilot is located at housing is connected with
Elastic stem, elastic stem is coaxial with centre pilot;Elastic tension spring is connected between elastic stem and case inside wall, centre pilot is remote
One end of elastic stem is provided with elastic hammer.During concrete element intensity is detected, elastic hammer applies to centre pilot to be impacted
Impulsive force is passed to elastic stem by power, centre pilot, and elastic stem is constantly hit to concrete element, by being shown on housing
The numerical value that device is shown, so as to draw the intensity of concrete element.
But, it is necessary to ensure the axis of elastic stem perpendicular to mixed in elastic stem and the continuous knockout process of concrete element
The surface of solidifying soil part;And housing is by man-hour manually hand-held and promotes, and elastic stem housing during vibration is also constantly vibrating,
It is difficult to ensure that the stability of housing, so elastic stem easily produces crooked, cause to detect that the strength values of concrete element are inaccurate.
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 bouncing back instrument, it has
The crooked advantage of elastic stem can effectively be reduced by having.
To achieve the above object, the utility model provides following technical scheme:
A kind of concrete bouncing back instrument, including Instrument shell, coaxially sliding is provided with elastic stem to the Instrument shell madial wall,
The elastic hammer for hitting elastic stem, the Instrument shell are provided with inside the Instrument shell and at the end wall of elastic stem
Lateral wall and one end of elastic stem is provided with guide ring, the guide ring lateral wall is connected with along elastic stem axial slip can
The abutting siphunculus offseted with concrete element, the Instrument shell lateral wall is provided with support ring, and the support ring is with abutting siphunculus
It is connected between end wall for the compression spring that siphunculus is promoted to guide ring direction will to be abutted.
By using above-mentioned technical proposal, hand-held instrument housing and firmly by Instrument shell to abutting on concrete element, support
On-tube offsets with concrete element first, then compression spring be pressurized, make elastic stem and abut siphunculus and meanwhile with concrete element phase
Support;When elastic hammer constantly hits elastic stem, compression spring is always ensured that abutting siphunculus and concrete element phase by flexible
Support, to prevent Instrument shell crooked downwards, the crooked effect of elastic stem is effectively reduced so as to realize.In addition, abutting siphunculus by bullet
Bar is hit with being wrapped up at concrete shock, the effect of reduction noise is played in the propagation of noise outwards when can effectively reduce shock.Separately
On the one hand, during transport or carrying, abut siphunculus and wrap up elastic stem, elastic stem can be prevented to be knocked or fracture,
Play a part of protecting elastic stem.
Further, the end wall that the abutting siphunculus can offset with concrete element is provided with several anti-skidding double wedges.
By using above-mentioned technical proposal, when abutting siphunculus and concrete element offsets, anti-skidding double wedge is inserted into coagulation
In the gravel micropore of native part, slided with avoiding abutting siphunculus end wall on concrete element surface, improve the stability for abutting siphunculus.
Further, the support ring is coaxially arranged with for preventing compression spring askew towards the end wall for abutting siphunculus direction
Oblique support tube, the support tube lateral wall fits with compression spring madial wall.
By using above-mentioned technical proposal, when compression spring is intended to crooked, madial wall and the support tube outside of compression spring
Wall offsets, effectively to prevent compression spring crooked.In addition, support tube can reduce or seal between support ring and abutting siphunculus
Gap, to weaken noise to outside transmission.
Further, the guide ring is internally provided with shoe cream room, the guide ring with abut that siphunculus fits it is outer
Side wall be provided with several communicated with shoe cream room for abut siphunculus madial wall add fluid charging hole.
By using above-mentioned technical proposal, during abutting siphunculus is slided on guide ring, the fluid in shoe cream room
Overflowed through charging hole, the fluid of spilling is lubricated to abutting siphunculus madial wall, to reduce guide ring with abutting between siphunculus
Friction.
Further, end wall of the guide ring away from support ring direction is provided with what can be offseted with abutting siphunculus madial wall
Sponge ring.
By using above-mentioned technical proposal, when fluid is slided with abutting siphunculus to concrete element direction, sponge ring can
Fluid adhesion on siphunculus lateral wall will be abutted, will be sticked to reducing fluid on concrete element.In addition, sponge ring can automatically to
On-tube madial wall is wiped, and siphunculus madial wall is abutted to clean.On the other hand, sponge ring has several micropores, has
Receive the effect of noise.
Further, the support ring madial wall is threadedly coupled with Instrument shell lateral wall.
By using above-mentioned technical proposal, after compression spring produces part plastic deformation, the elastic force drop of compression spring
It is low, by rotational support ring, support ring is compressed compression spring, to recover the elastic force of compression spring.
Further, the Instrument shell lateral wall is threaded with the retaining ring that can be offseted with support ring.
By using above-mentioned technical proposal, when retaining ring offsets with support ring, retaining ring constitutes double nut lock with support ring
Locking structure, so as to be prevented effectively from the loosening of support ring.
Further, the siphunculus madial wall that abuts is provided with several bloops for being used to weaken noise.
By using above-mentioned technical proposal, elastic stem is mutually hit in noise transmission to the bloop of generation with concrete element,
So as to play the effect of reduction noise.
In summary, the utility model has the advantages that:
1st, abut siphunculus and concrete element offsets, and compression spring ensures to abut siphunculus moment and concrete by motive force
Part offsets, to reduce the crooked of Instrument shell and elastic stem;
2nd, retaining ring and support ring offset, and double nut locking mechanism are constituted, so as to prevent releasing for support ring.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment;
Fig. 2 is the enlarged drawing of part A in Fig. 1;
Fig. 3 is the enlarged drawing of part B in Fig. 1.
In figure:1st, Instrument shell;11st, elastic stem;12nd, elastic tension spring;13rd, elastic hammer;14th, electronic display;2nd, it is oriented to
Ring;21st, shoe cream room;22nd, charging hole;23rd, sponge ring;3rd, siphunculus is abutted;31st, anti-skidding double wedge;32nd, bloop;4th, support ring;
41st, support tube;42nd, compression spring;5th, retaining ring.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Embodiment:
A kind of concrete bouncing back instrument, reference picture 1, it includes Instrument shell 1, and the inner side wall slip of Instrument shell 1 is provided with bullet
Bar 11 is hit, elastic stem 11 is coaxially disposed with Instrument shell 1;Set inside the Instrument shell 1 and at the end wall of elastic stem 11
Elastic hammer 13 is equipped with, elastic hammer 13 is used for elastic stem 11 constantly to the external impact of Instrument shell 1, so that elastic stem 11 is continuous
Shock concrete element(Not shown in figure);Instrument shell 1 is internally provided with elastic tension spring 12;Elastic tension spring 12 is set in bullet
Hit on bar 11, in time can retract the elastic stem 11 released by elastic hammer 13;Electronic display is provided with the lateral wall of Instrument shell 1
Display screen 14, to show the strength values of concrete element.
Reference picture 1, the lateral wall of Instrument shell 1 and is provided with guide ring 2 positioned at one end of elastic stem 11, the outside of guide ring 2
Wall is connected with abutting siphunculus 3 along the axial slip of elastic stem 11;The lateral wall of Instrument shell 1 is provided with support ring 4, and support ring 4 is with supporting
Compression spring 42 is connected between the end wall of on-tube 3, the two ends of compression spring 42 abut siphunculus 3 with support ring 4 respectively and are fixedly connected,
Compression spring 42 is used to abut siphunculus 3 to the promotion of the direction of guide ring 2, is offseted so that abutting siphunculus 3 with concrete element.
Reference picture 1, support ring 4 is coaxially arranged with support tube 41, the outside of support tube 41 towards the end wall for abutting the direction of siphunculus 3
Wall fits with the madial wall of compression spring 42, for preventing the crooked of compression spring 42, it is ensured that the elastic force of compression spring 42 is steady
It is qualitative.
Reference picture 2, guide ring 2 is internally provided with shoe cream room 21, and for storage fluid, guide ring 2 is with abutting siphunculus 3
The lateral wall fitted is provided with the charging hole 22 that several are communicated with shoe cream room 21, and fluid overflows through charging hole 22, with right
Abut the madial wall of siphunculus 3 addition fluid.
Referring to Figures 1 and 2, end wall of the guide ring 2 away from the direction of support ring 4 is provided with sponge ring 23, and sponge ring 23 can be with
Abut the madial wall of siphunculus 3 to offset, fluid absorption on the madial wall of siphunculus 3 will be abutted, oiled so as to reduce the abutting madial wall of siphunculus 3
Liquid is sticked on concrete element.
Reference picture 1, the madial wall of support ring 4 is threadedly coupled with the lateral wall of Instrument shell 1, is become when compression spring 42 produces plasticity
After shape, the elastic force of compression spring 42 is substantially reduced;By rotational support ring 4, shorten the distance between support ring 4 and guide ring 2,
To recover the elastic force of compression spring 42.The lateral wall of Instrument shell 1 is threaded with retaining ring 5, and retaining ring 5 can be with the phase of support ring 4
Support, double nut locking mechanism is constituted, so as to effectively prevent support ring 4 from rotating.
Reference picture 1 and Fig. 3, abut the madial wall of siphunculus 3 and are provided with several bloops 32, bloop 32 is used to weaken attack
Noise when bar 11 mutually hits with concrete element.
Reference picture 3, the end wall that abutting siphunculus 3 can offset with concrete element is provided with several anti-skidding double wedges 31;Work as abutting
When siphunculus 3 offsets with concrete element, abut siphunculus 3 and inserted by anti-skidding double wedge 31 in the gravel micropore of concrete element, so as to rise
To preventing from abutting the slip of siphunculus 3, the crooked of siphunculus 3 is abutted to reduce.
Operation principle is as follows:When needing to detect the intensity of concrete element, hand-held instrument housing 1, firmly by Instrument shell 1
Contradicted on to concrete element, abutting siphunculus 3 is connected on concrete element, while anti-skidding double wedge 31 inserts the micropore of concrete element
In, depart from concrete element to prevent from abutting siphunculus 3.
Then elastic hammer 13 is started, elastic hammer 13 hits to elastic stem 11, by elastic stem 11 constantly to coagulation
Hit on native part, during shock, Instrument shell 1 is constantly mobile in its axial direction, and compression spring 42 promotes abutting logical
Pipe 3, with ensure abut the moment of siphunculus 3 offseted with concrete element, with prevent abut siphunculus 3 depart from concrete element, abut siphunculus 3 and
During concrete element offsets, it is ensured that Instrument shell 1 and elastic stem 11 are axially vertical with concrete element outer surface, effectively subtract
Few elastic stem 11 is crooked.
After the multiple impact concrete element of elastic stem 11, the intensity level of concrete element is shown in electronic display 14, completes mixed
The strength test of solidifying soil part.
Claims (8)
1. a kind of concrete bouncing back instrument, including Instrument shell (1), coaxially sliding is provided with bullet to Instrument shell (1) madial wall
Hit inside bar (11), the Instrument shell (1) and be provided with the end wall of elastic stem (11) for hitting elastic stem (11)
Elastic hammer (13), it is characterised in that:Instrument shell (1) lateral wall and one end of elastic stem (11) is provided with guiding
Ring (2), guide ring (2) lateral wall is connected with the abutting siphunculus that can be offseted with concrete element along elastic stem (11) axial slip
(3), Instrument shell (1) lateral wall is provided with support ring (4), and the support ring (4) connects between siphunculus (3) end wall with abutting
It is connected to for the compression spring (42) that siphunculus (3) is promoted to guide ring (2) direction will to be abutted.
2. concrete bouncing back instrument according to claim 1, it is characterised in that:The abutting siphunculus (3) can be with concrete element
The end wall offseted is provided with several anti-skidding double wedges (31).
3. concrete bouncing back instrument according to claim 1, it is characterised in that:Support ring (4) direction abuts siphunculus (3)
The end wall in direction is coaxially arranged with for preventing the crooked support tube (41) of compression spring (42), support tube (41) lateral wall
Fitted with compression spring (42) madial wall.
4. concrete bouncing back instrument according to claim 1, it is characterised in that:The guide ring (2) is internally provided with storage
Oil pocket (21), the guide ring (2) with abut the lateral wall that siphunculus (3) fits be provided with several with shoe cream room (21) phase
Pass to the charging hole (22) for adding fluid to abutting siphunculus (3) madial wall.
5. concrete bouncing back instrument according to claim 4, it is characterised in that:The guide ring (2) is away from support ring (4) side
To end wall be provided with can be with abutting the sponge ring (23) that siphunculus (3) madial wall offsets.
6. concrete bouncing back instrument according to claim 1, it is characterised in that:Support ring (4) madial wall and instrument shell
Body (1) lateral wall is threadedly coupled.
7. concrete bouncing back instrument according to claim 6, it is characterised in that:Instrument shell (1) the lateral wall screw thread connects
It is connected to the retaining ring (5) that can be offseted with support ring (4).
8. concrete bouncing back instrument according to claim 1, it is characterised in that:Described abutting siphunculus (3) madial wall is provided with
Several are used for the bloop (32) for weakening noise.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720320367.0U CN206601307U (en) | 2017-03-29 | 2017-03-29 | Concrete bouncing back instrument |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720320367.0U CN206601307U (en) | 2017-03-29 | 2017-03-29 | Concrete bouncing back instrument |
Publications (1)
Publication Number | Publication Date |
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CN206601307U true CN206601307U (en) | 2017-10-31 |
Family
ID=60144464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720320367.0U Expired - Fee Related CN206601307U (en) | 2017-03-29 | 2017-03-29 | Concrete bouncing back instrument |
Country Status (1)
Country | Link |
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CN (1) | CN206601307U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108645700A (en) * | 2018-05-31 | 2018-10-12 | 苏州市吴江东南建筑检测有限公司 | A kind of concrete bouncing back instrument and its application method |
CN109085051A (en) * | 2018-08-06 | 2018-12-25 | 嘉兴中诚工程检测有限公司 | Injection type mortar strength detector |
-
2017
- 2017-03-29 CN CN201720320367.0U patent/CN206601307U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108645700A (en) * | 2018-05-31 | 2018-10-12 | 苏州市吴江东南建筑检测有限公司 | A kind of concrete bouncing back instrument and its application method |
CN108645700B (en) * | 2018-05-31 | 2020-10-20 | 苏州市吴江东南建筑检测有限公司 | Concrete resiliometer and use method thereof |
CN109085051A (en) * | 2018-08-06 | 2018-12-25 | 嘉兴中诚工程检测有限公司 | Injection type mortar strength detector |
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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: 20171031 Termination date: 20180329 |