CN213875694U - Cement mortar setting time tester - Google Patents
Cement mortar setting time tester Download PDFInfo
- Publication number
- CN213875694U CN213875694U CN202022909011.5U CN202022909011U CN213875694U CN 213875694 U CN213875694 U CN 213875694U CN 202022909011 U CN202022909011 U CN 202022909011U CN 213875694 U CN213875694 U CN 213875694U
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- Prior art keywords
- support
- sliding sleeve
- sleeve
- cement mortar
- holes
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- 239000011083 cement mortar Substances 0.000 title claims abstract description 37
- 238000012360 testing method Methods 0.000 claims abstract description 53
- 230000005540 biological transmission Effects 0.000 claims description 5
- 238000005056 compaction Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 4
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a cement mortar setting time apparatus, pillar fixed mounting is on the base, and sliding sleeve activity cover is put on the pillar, is provided with locking mechanical system between sliding sleeve and pillar, sleeve fixed mounting has seted up vertical hole on the sliding sleeve, and the cylinder activity is worn to put in vertical hole, has seted up the ring channel in the vertical hole department of sleeve inside, is provided with limit baffle on the cylinder that lies in the ring channel, and the spring housing is put on the cylinder, and the both ends of spring support respectively and lean on the lower terminal surface and the limit baffle of ring channel, are provided with the test needle at the lower tip of cylinder, are provided with the contact piece on the test needle, are provided with the external screw thread on the cylinder, and limit nut revolves on the external screw thread of cylinder, the utility model discloses the advantage is: need not artifical use tool and strike the examination mould and come to carry out the tap-off to cement mortar, effectively alleviateed testing personnel's intensity of labour to altitude mixture control operation ten minutes convenient and fast.
Description
Technical Field
The utility model relates to a cement mortar check out test set's technical field, the more specifically technical field who relates to cement mortar setting time apparatus that says so.
Background
The cement mortar setting time tester is a professional instrument in the industrial building field, and is suitable for measuring wall surface mortar and setting speed and setting time expressed by penetration resistance. The principle is that a pressure is given by a pressure rod and slides downwards through a test needle shaft, so that the test needle is inserted into cement mortar in a test mold, the test needle obtains different penetration resistance due to the change of the setting hardness of the mortar along with the time, and different pressure values are read on a pressure display. When the cement mortar setting time tester is used, firstly, uniformly stirred cement mortar is loaded into a test mould, the cement mortar is leveled about 10 mm away from an upper opening plane, bleeding on the surface of the cement mortar is not cleared, the test mould is placed on a tray of a pressure display, the pressure display is cleared at the moment, then, a pressure is vertically and downwards applied to a test needle through a pressure lever, the test needle slowly and uniformly vertically penetrates 25mm into the cement mortar within 10 seconds, at the moment, a first measured value is shown on the pressure display, the test needle is repeated every half hour, and when a resistance value reaches 0.3MPa, the test needle is changed into 15 minutes for measurement until the resistance value reaches 0.7 MPa. However, the common cement mortar setting time tester at present has the following defects: firstly, before the test, a tester needs to knock a test mold containing cement mortar by using a tool to achieve the purpose of compacting the cement mortar, and by adopting the mode, the labor intensity of the tester is increased; secondly, when the height of the test needle is adjusted by the traditional cement mortar setting time tester, the operation is not very convenient, and the testing requirements of pressure displays or test molds with different height specifications can not be well matched.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above-mentioned not enough and provide one kind and need not the manual work and carry out the tap-off to cement mortar to can match the cement mortar setting time apparatus that the pressure display of different height specifications or the survey needs of examination mould well.
The utility model discloses a solve above-mentioned technical problem and the technical solution who adopts as follows:
the cement mortar setting time tester comprises a base and a pressure display, wherein the pressure display is fixedly arranged on the base, the cement mortar setting time tester also comprises a pillar, a sliding sleeve, a spring, a cylinder body, a limit nut, a roller, a lever, a compaction mechanism and a locking bolt, the pillar is fixedly arranged on the base, the sliding sleeve is movably sleeved on the pillar, the locking mechanism is arranged between the sliding sleeve and the pillar, the sleeve is fixedly arranged on the sliding sleeve, a vertical hole is arranged in the sleeve, the cylinder body is movably penetrated in the vertical hole, an annular groove is arranged at the vertical hole in the sleeve, the cylinder body positioned in the annular groove is provided with the limit baffle, the spring is sleeved on the cylinder body, two end parts of the spring are respectively abutted against the lower end surface of the annular groove and the limit baffle, the lower end part of the cylinder body is provided with a test needle, the test needle is provided with a contact piece, and the cylinder body is provided with an external thread, the stop nut is screwed on the external thread of the cylinder and positioned above the sleeve, the roller is movably arranged at the upper end part of the cylinder, the lever is hinged with the pillar, the lever is arranged on the roller, the compaction mechanism comprises a shell, a test mould, a cam, a motor and a pulley, the top of the shell is provided with paired guide posts, the test mould is provided with paired support plates, the support plates are provided with guide holes, the test mould is erected on the shell through the support plates and positioned below the test needle, the guide posts are movably penetrated in the guide holes of the support plates, the pulley is movably arranged at the bottom of the test mould, two side parts of the cam are respectively provided with a pivot, the pivot of the cam is movably arranged in the shell, the cam is positioned under the pulley, the motor is fixedly arranged in the shell, the motor is in transmission connection with the pivot at one side part of the cam, the paired stand columns are arranged on the base, two side parts of the shell are respectively provided with a support, the support is provided with a limiting hole, the support is movably sleeved on the stand column through the limiting hole, the stand column is provided with a locking hole, the support is provided with a screw hole communicated with the limiting hole, a locking bolt is arranged in the screw hole in a rotating mode and clamped in the locking hole, and the shell is located above the tray of the pressure display.
The locking mechanism comprises a support, a pin rod and a pressure spring, the support is fixedly installed on the sliding sleeve, through holes are formed in the support, pin heads and limiting ends are respectively arranged at two ends of the pin rod, the pin rod penetrates through the through holes, the pressure spring is sleeved on the pin rod, two ends of the pressure spring are respectively abutted against the pin heads and the support, the limiting ends are abutted against the support, pin holes are formed in the sliding sleeve, positioning holes in rows are formed in the support, the pin heads penetrate through the pin holes and are clamped in the positioning holes, first grooves are formed in the inner side wall of the sliding sleeve, first bosses are arranged on the support, and the first bosses are movably clamped in the first grooves.
The cylinder is provided with a second groove, a second boss is arranged at the vertical hole of the sleeve, and the second boss is movably clamped in the second groove.
And an avoiding groove corresponding to the test mold is formed in the top wall of the shell.
The sleeve is fixedly arranged on the sliding sleeve through a supporting rod, the lever is hinged with the supporting column through a pin shaft, a pivot of the cam is movably arranged in the shell through a bearing, and the motor is in transmission connection with the pivot on one side of the cam through a coupler.
The utility model adopts the beneficial effect that above-mentioned technical solution can reach is:
1. the utility model discloses a cement mortar setting time apparatus pours cement mortar into the examination mould when using, rotates through the motor drive cam of jolt ramming mechanism after that, through carrying out the intermittent type top to the pulley and pushing, comes to vibrate the examination mould, with the cement mortar jolt ramming in the examination mould to need not artifical use tool and strike the examination mould and come to carry out the jolt ramming to cement mortar, effectively alleviateed experimenter's intensity of labour.
2. The spacing end of pulling locking mechanical system can be followed the locating hole with the round pin head and withdrawed from, can adjust the height of sliding sleeve on the pillar after that to the height of adjustment examination needle, and then the survey needs of the pressure display of different height specifications or examination mould are matchd well, and height control operation ten minutes convenient and fast.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a view A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is an enlarged view of a portion of FIG. 1 at C;
FIG. 5 is an enlarged partial schematic view of FIG. 1 at D;
FIG. 6 is an enlarged partial view at M of FIG. 2;
FIG. 7 is a cross-sectional view N-N of FIG. 3;
fig. 8 is a V-V sectional view of fig. 4.
Detailed Description
As shown in figure 1, the cement mortar setting time tester comprises a base 1 and a pressure display 2, wherein the pressure display 2 is fixedly arranged on the base 1, the cement mortar setting time tester also comprises a pillar 3, a sliding sleeve 4, a sleeve 5, a spring 6, a cylinder 7, a limit nut 8, a roller 9, a lever 10, a compaction mechanism and a locking bolt 11, the pillar 3 is fixedly arranged on the base 1, the sliding sleeve 4 is movably sleeved on the pillar 3, the locking mechanism is arranged between the sliding sleeve 4 and the pillar 3, as shown in figure 3, the locking mechanism comprises a bracket 12, a pin rod 13 and a pressure spring 14, the bracket 12 is fixedly arranged on the sliding sleeve 4, a through hole 15 is arranged on the bracket 12, a pin head 16 and a limit end head 17 are respectively arranged at two end parts of the pin rod 13, the pin rod 13 is arranged in the through hole 15, the pressure spring 14 is sleeved on the pin rod 13, two end parts of the pressure spring 14 are respectively abutted against the pin head 16 and the bracket 12, the limiting end 17 is abutted against the bracket 12, the sliding sleeve 4 is provided with a pin hole 18, the pillar 3 is provided with a row of positioning holes 19, the pin head 16 penetrates through the pin hole 18 and is clamped in the positioning hole 19, as shown in fig. 7, the inner side wall of the sliding sleeve 4 is provided with a first groove 20, the pillar 3 is provided with a first boss 21, and the first boss 21 is movably clamped in the first groove 20. The sleeve 5 is fixedly mounted on the sliding sleeve 4 through a support rod 22, as shown in fig. 4, a vertical hole 23 is formed in the sleeve 5, the cylinder 7 movably penetrates through the vertical hole 23, an annular groove 24 is formed in the vertical hole 23 inside the sleeve 5, a limit baffle 25 is arranged on the cylinder 7 in the annular groove 24, the spring 6 is sleeved on the cylinder 7, two end portions of the spring 6 respectively abut against the lower end surface of the annular groove 24 and the limit baffle 25, as shown in fig. 8, a second groove 26 is formed in the cylinder 7, a second boss 27 is arranged in the vertical hole 23 of the sleeve 5, and the second boss 27 is movably clamped in the second groove 26. The lower end part of the column body 7 is provided with a test needle 28, the test needle 28 is provided with a contact piece 29, the column body 7 is provided with an external thread 30, the limit nut 8 is screwed on the external thread 30 of the column body 7 and is positioned above the sleeve 5, the roller 9 is movably arranged at the upper end part of the column body 7, the lever 10 is hinged with the pillar 3 through a pin shaft 31, and the lever 10 is arranged on the roller 9.
As shown in fig. 2 and 5, the tap mechanism includes a housing 36, a test mold 32, a cam 33, a motor 34, and a pulley 35, wherein a pair of guide posts 37 are disposed at a top of the housing 36, a pair of support plates 38 are disposed on the test mold 32, a guide hole 39 is disposed on the support plate 38, the test mold 32 is mounted on the housing 36 through the support plates 38, the test mold 32 is located below the test needle 28, the guide posts 37 are movably inserted into the guide holes 39 of the support plates 38, and an avoiding groove 40 corresponding to the test mold 32 is disposed on a top wall of the housing 36. The pulley 35 is movably mounted at the bottom of the test mold 32, pivot shafts 41 are respectively arranged at two side parts of the cam 33, the pivot shaft 41 of the cam 33 is movably mounted in the shell 36 through a bearing 42, the cam 33 is positioned right below the pulley 35, the motor 34 is fixedly mounted in the shell 36, and the motor 34 is in transmission connection with the pivot shaft 41 at one side part of the cam 33 through a coupling 43. The base 1 is provided with a pair of upright posts 44, two side portions of the housing 36 are respectively provided with support seats 45, as shown in fig. 6, the support seats 45 are provided with limit holes 46, the support seats 45 are movably sleeved on the upright posts 44 through the limit holes 46, the upright posts 44 are provided with locking holes 47, the support seats 45 are provided with screw holes 48 communicated with the limit holes 46, the locking bolts 11 are screwed in the screw holes 48 and clamped in the locking holes 47, and the housing 36 is positioned above a tray 49 of the pressure display 2.
The cement mortar setting time tester of the utility model is used, cement mortar is poured into a test mould 32, then a cam 33 is driven to rotate through a motor 34, a pulley 35 is pushed intermittently to vibrate the test mould 32, the cement mortar in the test mould 32 is compacted, after the cement mortar is compacted, a locking bolt 11 is rotated to be withdrawn from a locking hole 47 of a stand column 44, then a shell 36 falls onto a tray 49 of a pressure display 2 under the action of gravity, then the reading of the pressure display 2 is zeroed, a worker presses a lever 10 downwards, a cylinder 7 is forced to overcome the elasticity of a spring 6 to move downwards through the lever 10, a test needle 28 slowly and uniformly penetrates into 25mm of the cement mortar in the test mould 32 vertically within 10 seconds, at the moment, the first measurement value is shown on the pressure display 2, and a limit nut 8 is simultaneously adjusted to a proper position, the lever 10 is released, the test needle 28 is reset under the action of the spring 6, the operation is repeated every half hour, and when the resistance value reaches 0.3MPa, the operation is changed to 15 minutes for measurement until the resistance value reaches 0.7 MPa. The pin head 16 can be withdrawn from the positioning hole 19 by pulling the limit end head 17 of the locking mechanism, and then the height of the sliding sleeve 4 on the pillar 3 can be adjusted, so that the height of the test needle 28 can be adjusted, and the measurement requirements of the pressure display 2 or the test mold 32 with different height specifications can be well matched.
Claims (5)
1. Cement mortar setting time apparatus, it is including base and pressure display, pressure display fixed mounting is on the base, its characterized in that: the device also comprises a supporting column, a sliding sleeve, a spring, a cylinder body, a limiting nut, a roller, a lever, a jolt ramming mechanism and a locking bolt, wherein the supporting column is fixedly arranged on a base, the sliding sleeve is movably sleeved on the supporting column, the locking mechanism is arranged between the sliding sleeve and the supporting column, the sleeve is fixedly arranged on the sliding sleeve, a vertical hole is formed in the sleeve, the cylinder body is movably arranged in the vertical hole in a penetrating manner, an annular groove is formed in the vertical hole in the sleeve, a limiting baffle is arranged on the cylinder body positioned in the annular groove, the spring is sleeved on the cylinder body, two end parts of the spring are respectively abutted against the lower end surface of the annular groove and the limiting baffle, a test needle is arranged at the lower end part of the cylinder body, a contact piece is arranged on the test needle, an external thread is arranged on the cylinder body, the limiting nut is screwed on the external thread of the cylinder body and positioned above the sleeve, the roller is movably arranged at the upper end part of the cylinder body, the lever is hinged with the pillar, the lever is arranged on the roller, the compaction mechanism comprises a shell, a test mold, a cam, a motor and a pulley, paired guide posts are arranged at the top of the shell, paired support plates are arranged on the test mold, guide holes are formed in the support plates, the test mold is arranged on the shell through the support plates, the test mold is positioned below a test needle, the guide posts are movably penetrated in the guide holes of the support plates, the pulley is movably arranged at the bottom of the test mold, pivot shafts are respectively arranged at two sides of the cam, the pivot shafts of the cam are movably arranged in the shell, the cam is positioned right below the pulley, the motor is fixedly arranged in the shell, the motor is in transmission connection with the pivot shafts at one side of the cam, paired stand columns are arranged on the base, support seats are respectively arranged at two sides of the shell, limiting holes are formed in the support seats, the support seats are movably sleeved on the stand columns through the limiting holes, locking holes are formed in the stand columns, the support is provided with a screw hole communicated with the limiting hole, the locking bolt is screwed in the screw hole and clamped in the locking hole, and the shell is positioned above the tray of the pressure display.
2. The cement mortar setting time tester as claimed in claim 1, wherein: the locking mechanism comprises a support, a pin rod and a pressure spring, the support is fixedly installed on the sliding sleeve, through holes are formed in the support, pin heads and limiting ends are respectively arranged at two ends of the pin rod, the pin rod penetrates through the through holes, the pressure spring is sleeved on the pin rod, two ends of the pressure spring are respectively abutted against the pin heads and the support, the limiting ends are abutted against the support, pin holes are formed in the sliding sleeve, positioning holes in rows are formed in the support, the pin heads penetrate through the pin holes and are clamped in the positioning holes, first grooves are formed in the inner side wall of the sliding sleeve, first bosses are arranged on the support, and the first bosses are movably clamped in the first grooves.
3. The cement mortar setting time tester as claimed in claim 2, wherein: the cylinder is provided with a second groove, a second boss is arranged at the vertical hole of the sleeve, and the second boss is movably clamped in the second groove.
4. The cement mortar setting time tester as claimed in claim 3, wherein: and an avoiding groove corresponding to the test mold is formed in the top wall of the shell.
5. The cement mortar setting time tester as claimed in claim 1, 2, 3 or 4, wherein: the sleeve is fixedly arranged on the sliding sleeve through a supporting rod, the lever is hinged with the supporting column through a pin shaft, a pivot of the cam is movably arranged in the shell through a bearing, and the motor is in transmission connection with the pivot on one side of the cam through a coupler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909011.5U CN213875694U (en) | 2020-12-08 | 2020-12-08 | Cement mortar setting time tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022909011.5U CN213875694U (en) | 2020-12-08 | 2020-12-08 | Cement mortar setting time tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213875694U true CN213875694U (en) | 2021-08-03 |
Family
ID=77042230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022909011.5U Expired - Fee Related CN213875694U (en) | 2020-12-08 | 2020-12-08 | Cement mortar setting time tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213875694U (en) |
-
2020
- 2020-12-08 CN CN202022909011.5U patent/CN213875694U/en not_active Expired - Fee Related
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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: 20210803 |