CN207423673U - A kind of bearing-ratio test instrument for Real Estate Appraisal - Google Patents
A kind of bearing-ratio test instrument for Real Estate Appraisal Download PDFInfo
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- CN207423673U CN207423673U CN201721339793.5U CN201721339793U CN207423673U CN 207423673 U CN207423673 U CN 207423673U CN 201721339793 U CN201721339793 U CN 201721339793U CN 207423673 U CN207423673 U CN 207423673U
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- China
- Prior art keywords
- workbench
- injection bar
- fixed
- thimble
- bearing
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Abstract
The utility model discloses a kind of bearing-ratio test instrument for Real Estate Appraisal, it is related to engineering Inspection Technique field, for solving the problems, such as that existing bearing-ratio test instrument injection bar during experiment easily generates offset, it includes workbench, lifting is arranged at the examination cylinder on workbench, the stent being fixed on workbench, the dial gauge being fixed on stent, the injection bar being positioned in examination cylinder, limited position mechanism is set on examination cylinder, position-limit mechanism includes the sleeve being fixed on examination cylinder, the thimble being threadedly connected on sleeve, thimble is provided with multigroup, multigroup thimble is distributed along the length direction of sleeve, and one end of thimble through sleeve is pushed against on the side wall of injection bar, the utility model has the following advantages and effect：This programme utilizes new mechanical structure, and position-limit mechanism can limit the generation of injection bar after injection bar and dial gauge generation contacts and deviate, and allows injection bar vertically extruded sample, makes being more uniformly stressed for sample, so that result of the test is more accurate.
Description
Technical field
The utility model is related to engineering Inspection Technique fields, more particularly to a kind of bearing-ratio test for Real Estate Appraisal
Instrument.
Background technology
With the quickening of China's urban construction, real estate has become the important set of China's means of livelihood, the means of production
Into, the investment construction of real estate has become the most important investment strength of the current fixed assets in China, however wherein occurred
The phenomenon that property is impaired takes place frequently, it is easy to run into various types of Real Estate Appraisal for damaging value.In building construction process,
In order to confirm whether house foundation reaches design requirement, it usually needs the bearing capacity of foundation soil is detected, carries ratio
Tester is a kind of equipment for determining the material layers bearing capacity such as road surface, sub-surface, house foundation of the setting,
Suitable for various soil and mixing material, therefore it is widely used in real estate check and evaluation engineering.
At present, Authorization Notice No. CN206369671U, the Chinese utility model that authorized announcement date is 2017.08.01 are public
A kind of Soil K+adsorption bearing-ratio test instrument is opened, including workbench, examination cylinder, fixed stent and detection machine on the table
Structure, stent include two vertical poles and the connection cross bar being fixed on vertical pole, and testing agency is fixed on connection cross bar, the detection
Mechanism includes measure one's own ability ring, injection bar and the dial gauge being fixed on injection bar, and the examination cylinder is fixed on work by elevating mechanism
Make on platform, elevating mechanism includes driving handwheel, transmission mechanism, motion bar and the lifting disk being fixed on motion bar, drives handwheel
Up and down by transmission mechanism control lifting disk, examination cylinder is fixed on lifting disk.
Soil K+adsorption bearing-ratio test instrument as described above, examination cylinder is driven during use by elevating mechanism
Realize lifting, examination cylinder lifting during drive be positioned over examination cylinder in injection bar movement, when injection bar with testing agency
Injection bar can be withstood after contact, injection bar injection is made to calculate the carrying of sample by the injection amount of injection bar into sample
Power, but this bearing-ratio test instrument is found during use, since injection bar is placed directly in examination cylinder so that
Testing agency is during injection bar injection sample is promoted, and injection bar can generate offset so that the discontinuity of sample is passed through
Enter measurement and error occur, it is inaccurate so as to cause result of the test.
Utility model content
The purpose of this utility model is to provide a kind of bearing-ratio test instrument for Real Estate Appraisal, can be passed through in injection bar
Injection bar is limited during entering sample and generates offset so that the injection measurements of injection bar are more accurate, carried so as to reach
The purpose of high result of the test accuracy.
The above-mentioned technical purpose of the utility model technical scheme is that：One kind is commented for real estate
The bearing-ratio test instrument estimated, the examination cylinder being arranged at including workbench, liftable on the workbench are fixed on the workbench
Stent, be fixed on the stent and the dial gauge above the examination cylinder, be positioned in the examination cylinder and for squeezing
The injection bar of sample, it is described to try to be provided with to limit the position-limit mechanism that the injection bar generates offset, the position restrainer on cylinder
Structure includes the sleeve being fixed on the examination cylinder, the top for the central distribution for being threadedly connected on the sleeve and surrounding the sleeve
Pin, the thimble is provided with multigroup, length direction distribution of multigroup thimble along the sleeve, and the thimble is described in
One end of sleeve is pushed against on the side wall of the injection bar.
By using said program, after there is provided position-limit mechanism, when injection bar wants production during injection sample
During raw offset, it is pushed against due to thimble on the side wall of injection bar, injection bar can be limited, injection bar is made not allow to be also easy to produce
Offset so that injection bar always perpendicular to sample, at this time sample can uniform-compression, the injection amount of injection bar is made to be more nearly very
Real value, so as to achieve the purpose that improve result of the test accuracy.
The utility model is further arranged to：The thimble includes the needle body being threadedly connected on the sleeve, opens up
In caulking groove of the needle body on described injection bar one end, rotational installation in the ball in the caulking groove, the ball contradicts
On the side wall of the injection bar.
By using said program, the caulking groove on needle body is used to install for ball, and ball can increase thimble and injection
Lubrication between bar so that the resistance that injection bar is subject to during up and down motion is smaller, and the resistance that injection bar is subject to is got over
Small, the pressure that sample is subject to is closer to input value, so as to achieve the purpose that further improve result of the test accuracy.
The utility model is further arranged to：The oiling connected with the caulking groove is offered on the side wall of the needle body
Hole.
By using said program, the oil filler point on needle body can be used for when ball is rotated and had some setbacks for laboratory technician
It adds lubricating oil to use, laboratory technician is enable to inject lubricating oil in mounting groove by oil filler point, the rotation for making ball is more smooth,
Reduce the resistance that injection bar is subject to during the motion, so as to achieve the purpose that further to improve experimental result accuracy.
The utility model is further arranged to：Oil storage tank is offered on the needle body, the oil storage tank is located at described embedding
In slot.
By using said program, it is necessary to moisten while being injected in oil filler point during lubricating oil is added to thimble
Lubricating oil, while rotating ball, during ball rotates, a part of lubricating oil being sticky on ball can enter oil storage tank
It inside stores, during ball conflict rotates on the side wall of injection bar with the movement of injection bar, ball can be by
Gradually the lubricating oil in oil storage tank is taken out of, makes that lubricating oil can be carried on ball always, reduces ball and is subject in rotation process
Resistance, so as to achieve the purpose that reduce the resistance that is subject to of injection bar.
The utility model is further arranged to：It is provided with that the examination cylinder is driven to move up and down on the workbench
Elevating mechanism, the elevating mechanism include be perpendicularly fixed on the workbench connecting tube, be arranged in the connecting tube
Screw, be threadedly connected on the screw ground wing nut, be arranged on the workbench and for limiting the examination cylinder
The anti-rotation component of rotation, the wing nut and the connecting tube are inconsistent.
By using said program, connecting tube is used to provide support force for screw, and the cooperation energy of screw and wing nut
It is enough that examination cylinder is driven to be moved up and down in connecting tube；When needing to adjust examination cylinder lifting, wing nut is rotated, is turned in wing nut
In dynamic process, due to there is the rotation of anti-rotation component limitation examination cylinder, and since screw and examination cylinder are fixed as one, anti-rotation
Component can also limit the rotation of screw, then can cause length side of the screw along connecting tube during wing nut rotates
It ramps up or declines, examination cylinder is driven to rise or fall during screw moves, so as to achieve the purpose that adjust examination cylinder lifting.
The utility model is further arranged to：The anti-rotation component includes the /V being perpendicularly fixed on the workbench
Pipe, one end are slidably connected in the position-limiting tube and the other end is fixed on the gag lever post on the examination cylinder, the side wall of the examination cylinder
Upper and close to the screw one end integrated setting has flange circle, and one end that the gag lever post is located at outside the position-limiting tube passes through
Nut is fixed on the flange circle.
By using said program, position-limiting tube can be connected for gag lever post, and gag lever post can limit examination cylinder in the horizontal direction
On rotation, examination cylinder is made not allow to be also easy to produce rotation during rising, so that wing nut can during rotation
Examination cylinder is smoothly driven to realize lifting.
The utility model is further arranged to：It is provided with to adjust the workbench level below the workbench
The adjusting mechanism of degree, the adjusting threaded hole of four edges of the adjusting mechanism including being opened in the workbench lower surface,
The adjusting screw rod being threadedly connected in the adjusting threaded hole, the adjusting screw rod are fixed on one end away from the workbench
Adjust feet.
By using said program, when adjusting workbench is needed to be in horizontality, rotate and adjust feet, adjust feet
Adjusting screw rod is driven to rotate, workbench is made to level off to horizontality, and since examination cylinder is mounted on workbench, in workbench
After reaching horizontality, examination cylinder also just has preferable vertical degree so that injection bar can be protected when trying and moving up and down in cylinder
Vertical state is held, so that the pressure that sample is subject to is evenly.
The utility model is further arranged to：The adjusting mechanism, which further includes, to be fixed in the worktable upper surface
Level meter.
By using said program, level meter can facilitate laboratory technician during laboratory technician carries out leveling to workbench
The levelness situation of workbench is observed, laboratory technician is made just can need not in real time to know work by external level measurement device
Whether platform reaches requirement for horizontality, so as to achieve the purpose that improve work efficiency.
In conclusion the utility model has the advantages that：
1. position-limit mechanism can limit injection bar after the generation of injection bar and dial gauge contact to be generated and deviate, injection bar edge is allowed
Vertical direction extruded sample makes being more uniformly stressed for sample, so that result of the test is more accurate；
2. limiting the offset of injection bar in a manner that thimble is contacted with injection bar, position-limit mechanism and injection can be reduced
Contact area between bar, and then reduce injection bar and the frictional resistance for trying to be subject to during cylinder generates relative motion so that
The extruding force that sample is subject to is closer to input value, so as to achieve the purpose that improve test accuracy；
3. oil filler point on thimble can facilitate laboratory technician to give ball addition lubricating oil when ball needs lubrication, and thimble
On oil storage tank can store a part of lubricating oil, the greasy property that ball is enable to be maintained for a long time reduces ball and pin
Frictional resistance between body, so as to which the frictional resistance that injection bar is subject to can be reduced after ball is contacted with injection bar.
Description of the drawings
Fig. 1 is the overall structure of the present embodiment, for embodying the overall structure of the present embodiment；
Fig. 2 is the oblique bottom view of the present embodiment, for embodying the structure of adjusting mechanism；
Fig. 3 is the structure diagram of position-limit mechanism, for embodying the structure of position-limit mechanism；
Fig. 4 is the structure diagram of the present embodiment thimble；
Fig. 5 is the cross section view of the present embodiment thimble, for embodying the structure of thimble.
In figure：1st, workbench；11st, mounting groove；2nd, cylinder is tried；21st, flange circle；3rd, stent；31st, column；32nd, cross bar；4th, hundred
Divide table；41st, dynamometer link；5th, injection bar；6th, adjusting mechanism；61st, threaded hole is adjusted；62nd, adjusting screw rod；621st, feet is adjusted；
63rd, level meter；7th, elevating mechanism；71st, connecting tube；72nd, screw；73rd, wing nut；731st, connector；732nd, barre；74th, prevent
Turn component；741st, position-limiting tube；742nd, gag lever post；8th, proving ring；9th, position-limit mechanism；91st, sleeve；911st, connection ring；912nd, connect
Bar；92nd, thimble；921st, needle body；9211st, head is twisted；9212nd, oil storage tank；9213rd, oil filler point；922nd, caulking groove；923rd, ball.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As depicted in figs. 1 and 2, a kind of bearing-ratio test instrument for Real Estate Appraisal, including workbench 1, examination cylinder 2, branch
Frame 3, dial gauge 4, injection bar 5, workbench 1 are in tetragonal body shape, are provided with to adjust 1 upper surface of workbench on workbench 1
The adjusting mechanism 6 of levelness, adjusting mechanism 6 include adjusting threaded hole 61, adjusting screw rod 62, level meter 63, adjust threaded hole 61
It is opened in four edges of 1 lower surface of workbench；Adjusting screw rod 62, which is threadedly connected to, to be adjusted in threaded hole 61, and in every tune
Section screw rod 62 is respectively and fixedly provided on one end away from workbench 1 and adjusts feet 621；In one of corner of 1 upper surface of workbench
Place offers mounting groove 11, and level meter 63 is fixedly installed in mounting groove 11.
It is cylindrical to try cylinder 2, is liftably installed on workbench 1 by elevating mechanism 7, the side wall at 2 both ends of examination cylinder
Upper equal integration is provided with flange circle 21；Elevating mechanism 7 includes connecting tube 71, screw 72, wing nut 73 and anti-rotation component
74, connecting tube 71 is cylindrical, is perpendicularly fixed at the center of 1 upper surface of workbench；One end of screw 72 is arranged in connecting tube 71
It is interior, and the other end is welded on the lower surface of examination cylinder 2；Wing nut 73 includes cylindrical connector 731 and symmetrically fixes
In two barres 732 on the side wall of connector 731, connector 731 is threadedly connected on screw 72, and connector 731 is with connecting
Take over 71 is inconsistent.
Anti-rotation component 74 includes position-limiting tube 741, gag lever post 742, and position-limiting tube 741 is cylindrical, is perpendicularly fixed at workbench
On 1 upper surface, and it is uniformly distributed around connecting tube 71；Gag lever post 742 is cylindrical, and one end of gag lever post 742 is arranged in limit
In the pipe 741 of position, and the other end is fixed on examination cylinder 2 on the flange circle 21 of 1 one end of workbench by two nuts.
Stent 3 includes two root posts 31 and a cross bar 32, two root posts 31 are perpendicularly fixed at the upper surface of workbench 1
On, and it is distributed in the both sides of examination cylinder 2；The both ends of cross bar 32 are individually fixed in two root posts 31, in cross bar 32 close to examination cylinder 2 one
Proving ring 8 is fixed on the end face of side, dial gauge 4 is fixed on proving ring 8 and is located at the center of proving ring 8, dial gauge 4
Dynamometer link 41 is exposed to after passing through proving ring 8 outside proving ring 8, and positioned at proving ring 8 close to the one side of examination cylinder 2.
As shown in figures 1 and 3, injection bar 5 is cylindrical, is positioned in examination cylinder 2, for guarantee test during experiment
Accuracy, need to ensure injection bar 5 during examination cylinder 2 lifts in vertical state, therefore /V be provided on examination cylinder 2
Mechanism 9, position-limit mechanism 9 include sleeve 91 and thimble 92, sleeve 91 include two connection rings 911 and Duo Gen connecting rods 912, two
Fixed between a connection ring 911 by connecting rod 912, and one of connection ring 911 be secured by bolts in examination cylinder 2 it is separate
On the flange circle 21 of 1 one end of workbench.
As shown in Figure 4 and Figure 5, thimble 92 includes needle body 921, caulking groove 922, ball 923, and needle body 921 is in screw shaped, in pin
One end of body 921, which is fixed with, twists first 9211；Caulking groove 922 is opened on separate stubborn first 9211 one end of needle body 921, in needle body 921
Position in caulking groove 922 offers oil storage tank 9212, is further opened with what is connected with caulking groove 922 on the side wall of needle body 921
Oil filler point 9213；Ball 923 is installed in caulking groove 922, and after ball 923 is installed in caulking groove 922, by the embedding of needle body 921
Slot 922 carries out necking, to prevent ball 923 from coming off from needle body 921；Thimble 92 is provided with two groups, the needle body of two groups of thimbles 92
921 are threadedly connected to respectively in two connection rings 911, and every group of thimble 92 is uniformly distributed around the center of connection ring 911, thimble
92 length direction is directed toward the center of circle of connection ring 911, and the ball 923 on thimble 92 contradicts the side wall in injection bar 5 (see Fig. 1)
On, so as to limit offset of the injection bar 5 (see Fig. 1) during elevating movement.
Specific implementation process：At the trial, first sample is put into examination cylinder 2, injection bar 5 is then placed into examination cylinder 2 again
It is interior, and injection bar 5 is made to be located at the center of sleeve 91, thimble 92 is then rotated, the ball 923 on thimble 92 is made to be pushed against injection bar
On 5 side wall, wing nut 73 is then rotated, makes wing nut 73 that screw 72 be driven to rise, during screw 72 rises
The examination cylinder 2 being fixed on screw 72 is driven to rise together, during examination cylinder 2 rises injection bar 5 is driven to rise, makes injection bar
5 is inconsistent with proving ring 8, and one end of injection bar 5 is pressed against on sample at this time, and the other end is pressed against on proving ring 8, due to
Proving ring 8 is fixed, therefore proving ring 8 can limit injection bar 5 and continue to rise, during examination cylinder 2 persistently rises, examination
The collective effect of cylinder 2 and proving ring 8 can drive 5 injection of injection bar into sample, and butterfly is persistently rotated during entire experiment
Shape nut 73, until the pressure value on dial gauge 4 reaches setting value；Since thimble 92 is provided with two groups, and two groups of thimbles
About 92 distribution, therefore examination cylinder 2 rise during, two groups of thimbles 92 can limit the offset of injection bar 5, make sample by
Power is uniform, makes the injection amount of injection bar 5 closer to actual value, so as to achieve the purpose that improve result of the test accuracy.
After pressure value on dial gauge 4 reaches setting value, wing nut 73 is rotated backward, wing nut 73 is made to drive silk
Bar 72 declines, and examination cylinder 2 is driven to decline during screw 72 declines, and examination cylinder 2 drives injection bar 5 to decline together again, makes injection
Bar 5 is gradually distance from proving ring 8；Then injection bar 5 out of examination cylinder 2 is taken out, the injection amount of injection bar 5 is measured with measurer, is passed through
The carrying ratio of sample can be drawn by calculating.
This specific embodiment is only explanation to the utility model, is not the limitation to the utility model, ability
Field technique personnel can as needed make the present embodiment the modification of no creative contribution after this specification is read, but
As long as it is all protected in the right of the utility model be subject to Patent Law.
Claims (8)
1. a kind of bearing-ratio test instrument for Real Estate Appraisal is arranged at the workbench including workbench (1), liftable
(1) examination cylinder (2) on, the stent (3) being fixed on the workbench (1) are fixed on the stent (3) and positioned at the examination
Dial gauge (4) above cylinder (2) is positioned in examination cylinder (2) and for the injection bar (5) of extruded sample, it is characterised in that：
It is provided with to limit the position-limit mechanism (9) that the injection bar (5) generates offset, the position-limit mechanism (9) on the examination cylinder (2)
Including being fixed on the sleeve (91) tried on cylinder (2), being threadedly connected on the sleeve (91) and around the sleeve (91)
Central distribution thimble (92), the thimble (92) is provided with multigroup, and multigroup thimble (92) is along the sleeve (91)
Length direction is distributed, and one end of the thimble (92) through the sleeve (91) is pushed against on the side wall of the injection bar (5).
2. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 1, it is characterised in that：The thimble
(92) include the needle body (921) being threadedly connected on the sleeve (91), be opened in the needle body (921) close to the injection bar
(5) in the ball (923) in the caulking groove (922), the ball (923) contradicts for the caulking groove on one end (922), rotational installation
On the side wall of the injection bar (5).
3. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 2, it is characterised in that：The needle body
(921) oil filler point (9213) connected with the caulking groove (922) is offered on side wall.
4. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 2, it is characterised in that：The needle body
(921) oil storage tank (9212) is offered on, the oil storage tank (9212) is located in the caulking groove (922).
5. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 1, it is characterised in that：The work
The elevating mechanism (7) that the examination cylinder (2) is driven to move up and down is provided on platform (1), the elevating mechanism (7) includes hanging down
The connecting tube (71) that is directly fixed on the workbench (1), the screw (72) being arranged in the connecting tube (71) are threadedly coupled
In on the screw (72) ground wing nut (73), be arranged on the workbench (1) and for limit it is described examination cylinder (2) turn
Dynamic anti-rotation component (74), the wing nut (73) and the connecting tube (71) are inconsistent.
6. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 5, it is characterised in that：The anti-rotation
Component (74) includes the position-limiting tube (741) being perpendicularly fixed on the workbench (1), one end is slidably connected to the position-limiting tube
(741) in and the other end is fixed on the gag lever post (742) on examination cylinder (2), on the side wall of the examination cylinder (2) and close to described
One end integrated setting of screw (72) has flange circle (21), and the gag lever post (742) is located at one of the position-limiting tube (741) outside
End is fixed on by nut on the flange circle (21).
7. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 1, it is characterised in that：The work
It is provided with to adjust the adjusting mechanism (6) of the workbench (1) levelness below platform (1), the adjusting mechanism (6) includes
It is opened in the adjusting threaded hole (61) of four edges of the workbench (1) lower surface, is threadedly connected to the adjusting screw thread
Adjusting screw rod (62) in hole (61), the adjusting screw rod (62) are fixed with spacer on one end away from the workbench (1)
Foot (621).
8. a kind of bearing-ratio test instrument for Real Estate Appraisal according to claim 7, it is characterised in that：The adjusting
Mechanism (6) further includes the level meter (63) being fixed on the workbench (1) upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721339793.5U CN207423673U (en) | 2017-10-16 | 2017-10-16 | A kind of bearing-ratio test instrument for Real Estate Appraisal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721339793.5U CN207423673U (en) | 2017-10-16 | 2017-10-16 | A kind of bearing-ratio test instrument for Real Estate Appraisal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207423673U true CN207423673U (en) | 2018-05-29 |
Family
ID=62311710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721339793.5U Expired - Fee Related CN207423673U (en) | 2017-10-16 | 2017-10-16 | A kind of bearing-ratio test instrument for Real Estate Appraisal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207423673U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887734A (en) * | 2019-12-04 | 2020-03-17 | 盐城市朱庄城市开发建设有限公司 | Foundation bearing ratio measuring sinkage calibrating device |
| CN117213964A (en) * | 2023-11-07 | 2023-12-12 | 山东泰和城建发展有限公司 | Highway pavement bearing ratio measurement and detection device and detection method |
-
2017
- 2017-10-16 CN CN201721339793.5U patent/CN207423673U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887734A (en) * | 2019-12-04 | 2020-03-17 | 盐城市朱庄城市开发建设有限公司 | Foundation bearing ratio measuring sinkage calibrating device |
| CN117213964A (en) * | 2023-11-07 | 2023-12-12 | 山东泰和城建发展有限公司 | Highway pavement bearing ratio measurement and detection device and detection method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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Granted publication date: 20180529 Termination date: 20201016 |