CN211235870U

CN211235870U - Mortar setting time measuring device

Info

Publication number: CN211235870U
Application number: CN201921984494.6U
Authority: CN
Inventors: 杨军; 赵军
Original assignee: Chengdu Xinhao Dingsheng Building Materials Co ltd
Current assignee: Chengdu Xinhao Dingsheng Building Materials Co ltd
Priority date: 2019-11-16
Filing date: 2019-11-16
Publication date: 2020-08-11
Anticipated expiration: 2029-11-16

Abstract

The utility model relates to a mortar setting time measuring device, belonging to the technical field of mortar performance test, comprising a supporting mechanism which comprises a base, stand and cantilever, the one end swing joint that the base was kept away from to the stand has the depression bar, the depression bar is connected with the main shaft towards the lateral wall of base, the main shaft is close to base one end and is connected with accredited testing organization, the main shaft is continuous with the one end that the stand was kept away from to the lateral wall of stand, the base deviates from ground one side and is connected with pressure display, accredited testing organization includes and is close to the needle frame that base one end links to each other with the main shaft, the needle frame is connected with two cylinders, the inside examination needle that is equipped with of cylinder, be connected with first reset spring between cylinder and the examination needle, the spout of "L" form is seted up to the cylinder lateral wall, the examination needle is worn out from cylinder. The utility model discloses have and to reduce the effect of the accidental error of measurement by parallel measurement parallel data.

Description

Mortar setting time measuring device

Technical Field

The utility model belongs to the technical field of mortar capability test's technique and specifically relates to a mortar setting time survey device is related to.

Background

The existing mortar setting time tester expresses setting speed and setting time by injection resistance, and generally comprises a handle, a test needle, an upright post, a base, a pressure display connected with a sensor, a test mold, a contact piece, a drill chuck, a bracket, a main shaft, a limit nut and the like. When the mortar injection mould is used, firstly, the uniformly stirred mortar is filled into the test mould, the position which is about 10mm away from the upper opening plane is trowelled, the test mould is placed on the disc, the pressure display is cleared, then the pressure rod is vertically pressed downwards by hands, the test needle is slowly and uniformly vertically penetrated into the mortar by 25mm within 10 seconds, at the moment, the pressure display correspondingly displays the first measured value, the limit nut is adjusted to the proper position, the pressure rod is released, and the test needle is reset under the action of the spring force. Repeating the test every half hour, measuring the resistance value once in 15 minutes when the resistance value reaches 0.3MPa, and stopping the test when the resistance value reaches 0.7 MPa.

The utility model discloses a utility model discloses an authorization notice number is CN 206321537U's utility model discloses a mortar setting time apparatus, which comprises a frame, be provided with pressure display in the frame, place the examination mould on pressure display and reciprocate in order to stretch into the examination needle mechanism in the examination mould, be provided with in the frame with examination mould upper surface contact's push rod spare and drive push rod spare driving piece that slides at examination mould upper surface level, adopt the automatic mode of pushing away the flat to push away the mortar of examination mould upper surface, do not need the manual work to flatten the examination mould upper surface, improved the utility model discloses an automatic level, and labour saving and time saving more has improved the progress of mortar condensation test.

The above prior art solutions have the following drawbacks: the mortar solidification time at one time point can be measured only once, the measured data is accidental, and the measured result cannot be timely found when being influenced by impurities in the mortar.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a mortar setting time survey device, can parallel determination parallel data, reduce the accidental error of measurement to the not enough of prior art existence.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

a mortar setting time measuring device comprises a supporting mechanism, the supporting mechanism comprises a base, a stand column connected with the base and a cantilever connected with the side wall of the stand column, one end of the stand column far away from the base is movably connected with a pressure rod, the side wall of the pressure rod towards the base is connected with a main shaft, one end of the main shaft close to the base is connected with a testing mechanism, the side wall of the main shaft towards the stand column is connected with one end of the cantilever far away from the stand column, one side of the base far away from the ground is, the testing mechanism comprises a needle frame connected with one end, close to the base, of the main shaft, the needle frame is connected with two needle cylinders, a test needle is arranged in a cavity inside the needle cylinder, a first reset spring is connected between the needle cylinders and the test needle, an L-shaped sliding groove is formed in the side wall of the needle cylinder, the test needle penetrates out of the needle cylinders and the needle frame in sequence towards one end of the base, and the other end of the test needle is fixedly connected with a limiting piece which penetrates through the sliding groove and slides relatively.

By adopting the technical scheme, during measurement, a test mold is filled with mortar and placed on a pressure display, one test needle extends out of a needle cylinder to be fixed, a pressure rod is pressed towards the ground, the pressure rod forces the test needle to be inserted into the mortar in the test mold, at the moment, a pressure value is displayed on the pressure display, and the setting time of the mortar can be obtained through conversion; when parallel samples are measured, the test needles extending out of the needle cylinder are collected into the needle cylinder, the second test needle is adjusted to be in a working state, and parallel data are measured in the same way by pressing the pressure lever; and the self-checking can be carried out in time by measuring the parallel data twice, so that the interference of impurities is eliminated, and the accuracy of the measured data is improved.

The utility model discloses further set up to: the pressure display keeps away from base one end fixedly connected with slewing mechanism, and slewing mechanism includes fixed connection in the casing that base one end was kept away from to pressure display, and the casing rotates the worm that is connected with the level and sets up, and the casing internal rotation install the vertical setting of axis and with worm meshed's worm wheel, the casing deviates from base one side level and rotates the carousel that is connected with the coaxial fixed connection of worm wheel, and the one end fixedly connected with hand wheel of casing is worn out to the worm.

By adopting the technical scheme, the test mould filled with mortar is placed on the turntable, the worm rotates through the hand wheel, and the worm drives the worm wheel to rotate, so that the test mould is driven to rotate. When the test data in a fixed time period need to be measured, the test mold and the mortar do not need to be replaced, the test mold is directly rotated by a proper angle, and the mortar area which is not punctured by the test needle is measured, so that the test mold and the mortar can be saved, and the working efficiency can be improved.

The utility model discloses further set up to: the rotary table is connected with a test mold in a clamping manner, and a positioning groove matched with the profile of the test mold is arranged on the rotary table.

Through adopting above-mentioned technical scheme, can be blocked when the examination mould is placed on the carousel and be difficult for rocking in the constant head tank, reduce the mortar and overturn the possibility of staining slewing mechanism.

The utility model discloses further set up to: cantilever one end is passed through the drum and is linked to each other with the stand, and the other end passes through reset assembly and main shaft and links to each other, and reset assembly is including cup jointing in the section of thick bamboo that resets of main shaft outer wall, and the one end that the base was kept away from to the section of thick bamboo that resets is uncovered, and the diapire that the section of thick bamboo that resets is close to the base is seted up the through-hole that supplies the main shaft to wear out and is connected with second reset spring around the through-hole.

Through adopting above-mentioned technical scheme, when the depression bar pressed the main shaft towards the examination mould, the second reset spring took place deformation by the separation blade extrusion, and the process that the second reset spring resumeed natural state when loosening the depression bar promoted the separation blade and resets to drive depression bar and main shaft and reset, do not need the staff to lift up the depression bar and reset, the operation is simpler laborsaving.

The utility model discloses further set up to: the one end that the stand was kept away from to the depression bar is connected with the stay cord that extends towards the base, and the depression bar one end is kept away from to the stay cord is connected with and steps on the ring.

Through adopting above-mentioned technical scheme, during the measurement, user of service need not bow and push down the depression bar, only need step on the ring with the foot, and the main shaft just can move towards the examination mould, drives the examination needle and inserts in the mortar, and operating personnel's hand can vacate and be used for rotating the hand wheel.

The utility model discloses further set up to: the needle frame is provided with a plurality of needle cylinders, and each needle cylinder is internally provided with a test needle and a first return spring.

By adopting the technical scheme, the number of the test pins can be increased or decreased according to the requirement, so that different parallel data can be tested, and the possibility of accidental data errors is further reduced.

To sum up, the utility model discloses a beneficial technological effect does:

1. the parallel data measured twice can be self-checked in time, so that the interference of sundries is eliminated, and the accuracy of the measured data is improved;

2. when mortar samples in different time periods are measured, the mortar in one test die can be rotated and then tested for multiple times, so that the test die and the mortar are saved;

3. during measurement, a user does not need to bend down to press the pressure lever, only needs to step on the pedal ring by feet, the operation is simple, and the working efficiency is improved;

4. the number of test pins can be increased or decreased according to requirements, test parallel data are increased, and the measurement accuracy is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view taken at angle A-A of FIG. 1;

fig. 3 is a partial schematic view for showing the structure of the test mechanism.

In the figure, 1, a support mechanism; 11. a base; 12. a column; 13. a cantilever; 2. a pressure lever; 21. pulling a rope; 22. a step ring; 3. a main shaft; 4. a testing mechanism; 41. a needle frame; 42. a needle cylinder; 43. testing needles; 44. a first return spring; 45. a chute; 46. a limiting sheet; 5. a pressure display; 6. a rotating mechanism; 61. a housing; 62. positioning a groove; 63. a worm; 64. a worm gear; 65. connecting columns; 66. a turntable; 67. a hand wheel; 7. testing a mold; 8. a reset assembly; 81. a reset cylinder; 82. a through hole; 83. a second return spring; 84. a baffle plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a mortar setting time survey device, including supporting mechanism 1, supporting mechanism 1 includes that base 11, base 11 deviate from stand 12 and the cantilever 13 of fixed connection in stand 12 lateral wall that the one end on ground is connected. The one end that base 11 was kept away from to stand 12 articulates there is depression bar 2, and depression bar 2 is connected with main shaft 3 towards the lateral wall of base 11, and main shaft 3 links to each other towards the lateral wall of stand 12 and the one end that stand 12 was kept away from to cantilever 13, and the one end that main shaft 3 is close to base 11 is connected with accredited testing organization 4. One side that base 11 deviates from ground is connected with pressure display 5, and the one end that base 11 was kept away from to pressure display 5 is connected with slewing mechanism 6, and slewing mechanism 6 keeps away from the one end of pressure display 5 and is just right with main shaft 3 for place the examination mould 7 of splendid attire mortar.

Referring to fig. 1, the base 1 may be rectangular plate-shaped, a cylindrical upright 12 is vertically disposed on one side of the base 11 close to one of the side walls through bolting or welding, one end of the upright 12 far away from the base 11 is hinged with a round bar-shaped pressing rod 2, and the pressing rod 2 can rotate around the upright 12 on a vertical plane so as to press the testing mechanism 4 to insert into the testing mold 7. The other end of the pressure lever 2 is connected with a pull rope 21 extending towards the base 11, one end of the pull rope 21 far away from the pressure lever 2 is connected with a triangular pedal ring 22, and the pedal ring 22 can be arranged to be 5cm away from the ground, so that the pressure lever 2 rotates towards the test mold 7 when the foot pedals, and the use is more labor-saving and convenient.

Referring to fig. 1 and 2, a boom 13 is connected at one end to the column 12 via a cylinder and at the other end to the main shaft 3 via a reset assembly 8. Reset assembly 8 is including cup jointing in a section of thick bamboo 81 that resets of main shaft 3 outer wall, a section of thick bamboo 81 and cantilever 13 fixed connection reset, it is cylindric and keep away from the one end of base 11 uncovered to reset a section of thick bamboo 81, it offers the through-hole 82 that supplies main shaft 3 to wear out to reset a section of thick bamboo 81 near the diapire of base 11, the second reset spring 83 on main shaft 3 is located to the inside fixedly connected with cover of a section of thick bamboo 81 that resets, main shaft 3 is close to the lateral wall fixedly connected with circle form separation blade 84 that resets an opening end, so that when depression bar 2 pressed down main shaft 3 towards the examination mould 7, second reset spring 83 takes place deformation by separation blade 84 extrusion, the process that second reset spring 83 resumeed natural.

Referring to fig. 2 and 3, the testing mechanism 4 includes a rectangular plate-shaped needle frame 41 fixed at the bottom of the main shaft 3, two ends of the needle frame 41 are fixedly connected with two identical needle cylinders 42, a cylindrical cavity is arranged inside the needle cylinder 42, a test needle 43 is arranged in the cavity, a first return spring 44 sleeved outside the test needle 43 is fixedly connected to the bottom wall of the cavity inside the needle cylinder 42, and an L-shaped chute 45 is formed in the side wall of the needle cylinder 42. One end of the test needle 43 facing the base 11 sequentially penetrates out of the needle cylinder 42 and the needle frame 41, so that the test needle can be conveniently inserted into the test mold 7; the other end is fixedly connected with a limiting piece 46, one end of the limiting piece 46 connected with the test needle 43 is disc-shaped, the outline of the limiting piece is larger than that of the test needle 43, and the other end of the limiting piece is rectangular and matched with the sliding groove 45. When the limiting piece 46 is located at a section of the sliding groove 45 perpendicular to the needle frame 41, the test needle 43 can slide in the inner cavity of the needle cylinder 42, and when the limiting piece 46 is located at a section of the sliding groove 45 parallel to the needle frame 41, one end of the test needle 43 connected with the limiting piece 46 is clamped and fixed in the needle cylinder 42, and the other end of the test needle 43 extends out of the needle cylinder 42 and the needle frame 41 and is inserted into mortar in the test mold 7 under the pushing of the pressure lever 2. The needle cylinder 42 may also be provided with a plurality of test needles 43 uniformly distributed on the needle frame 41.

Referring to fig. 1 and 2, slewing mechanism 6 includes that fixed connection keeps away from the casing 61 of base 11 one end in pressure display 5, casing 61 internal rotation is connected with worm 63, worm 63 meshes and is connected with worm wheel 64, the horizontal setting of worm 63 axis, the vertical setting of worm wheel 64 axis passes through the bearing rotation with casing 61 and is connected, worm wheel 64 deviates from the one end fixedly connected with spliced pole 65 of base 11, worm wheel 64 one end fixedly connected with discoid carousel 66 is kept away from to spliced pole 65 for place examination mould 7. In order to prevent the test mold 7 from shaking, a positioning groove 62 matched with the contour of the test mold 7 is formed in one surface of the rotary table 66, which is far away from the connecting column 65. The end of the worm 63 facing away from the column 12 extends through the housing 61 and is fixedly connected to a disk-shaped handwheel 67. When the hand wheel 67 is rotated by the hand, the worm 63 and the worm wheel 64 are driven to rotate, so that the test mold 7 is driven to rotate.

The implementation principle of the mortar setting time measuring device is as follows: after filling the test mold 7 with the mortar to be tested, placing the test mold in the positioning groove 62 of the turntable 66, sliding the limiting sheet 46 of one test needle 43 from the vertical section of the chute 45 toward the base 11 and clamping the limiting sheet into the horizontal section of the chute 45, and pressing the press rod 2 toward the base 11 or stepping on the pedal ring 22 with feet to enable the test needle 43 to be inserted into the mortar; when parallel data are measured, the limiting sheet 46 of the extended test pin 43 is rotated out of the horizontal section of the chute 45, the first return spring 44 rebounds the test pin 43 to the needle cylinder 42, and the other test pin 43 is clamped and fixed in the same way and then inserted into mortar to measure the parallel data. When the test is carried out again at a certain interval, the hand wheel 67 is shaken by hand to drive the test mold 7 to rotate to a proper position for testing.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a mortar setting time survey device, including supporting mechanism (1), supporting mechanism (1) includes base (11), stand (12) be connected with base (11) and connect in cantilever (13) of stand (12) lateral wall, the one end swing joint that base (11) were kept away from in stand (12) has depression bar (2), depression bar (2) are connected with main shaft (3) towards the lateral wall of base (11), the one end that base (11) are close to in main shaft (3) is connected with accredited testing organization (4), main shaft (3) link to each other towards the lateral wall of stand (12) and the one end that stand (12) were kept away from in cantilever (13), base (11) deviate from ground one side and are connected with pressure display (5), its characterized in that: testing mechanism (4) include and be close to needle frame (41) that base (11) one end links to each other with main shaft (3), needle frame (41) are connected with two cylinder (42), the inside cavity of cylinder (42) is equipped with examination needle (43), be connected with first reset spring (44) between cylinder (42) and examination needle (43), spout (45) of "L" form have been seted up to cylinder (42) lateral wall, examination needle (43) are worn out from cylinder (42) and needle frame (41) in proper order towards the one end of base (11), examination needle (43) other end fixedly connected with passes spout (45) and relative gliding spacing piece (46).

2. The apparatus for measuring mortar setting time according to claim 1, wherein: base (11) one end fixedly connected with slewing mechanism (6) are kept away from in pressure display (5), slewing mechanism (6) are including fixed connection casing (61) of keeping away from base (11) one end in pressure display (5), casing (61) rotate be connected with worm (63) that the level set up, casing (61) internal rotation is installed the vertical setting of axis and with worm (63) meshed worm wheel (64), casing (61) deviate from base (11) one side horizontal rotation be connected with worm wheel (64) coaxial fixed connection's carousel (66), the one end fixedly connected with hand wheel (67) of casing (61) are worn out in worm (63).

3. The apparatus for measuring mortar setting time according to claim 2, wherein: the rotary table (66) is connected with a test mold (7) in a clamping mode, and a positioning groove (62) matched with the outline of the test mold (7) is formed in the rotary table (66).

4. The apparatus for measuring mortar setting time according to claim 2, wherein: cantilever (13) one end is passed through the drum and is linked to each other with stand (12), and the other end links to each other through reset assembly (8) and main shaft (3), and reset assembly (8) are including cup jointing in a section of thick bamboo (81) that resets of main shaft (3) outer wall, and the one end that base (11) were kept away from to a section of thick bamboo (81) that resets is uncovered, and a section of thick bamboo (81) that resets is close to the diapire of base (11) and sets up through-hole (82) that supply main shaft (3) to wear out and is connected with second reset spring (83) around through-hole (82), and main shaft (3) are close to the lateral wall fixedly connected with circle.

5. The apparatus for measuring mortar setting time according to claim 2, wherein: one end of the pressure lever (2) far away from the upright post (12) is connected with a pull rope (21) extending towards the base (11), and one end of the pull rope (21) far away from the pressure lever (2) is connected with a pedal ring (22).

6. The apparatus for measuring mortar setting time according to claim 1, wherein: the needle frame (41) is provided with a plurality of needle cylinders (42), and each needle cylinder (42) is internally provided with a test needle (43) and a first return spring (44).