CN211279113U

CN211279113U - Cement paste sampling barrel

Info

Publication number: CN211279113U
Application number: CN201921955723.1U
Authority: CN
Inventors: 沈玉; 程永志
Original assignee: CCCC SHEC Third Highway Engineering Co Ltd
Current assignee: CCCC SHEC Third Highway Engineering Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-08-18
Anticipated expiration: 2029-11-13

Abstract

The utility model discloses a cement paste sampling bucket, including outer bucket, micro motor and control assembly, install on the outer wall of outer bucket and put thick liquid mouth and delivery port, and all be fixed with the ooff valve on putting thick liquid mouth and delivery port, run through in the base and install the (mixing) shaft, and junction cover between them is equipped with rubber seal ring, the top of outer bucket outer wall is provided with the constant head tank, the top of outer bucket is provided with sealed lid, and the top center department of sealed lid is fixed with protecting sheathing, install micro motor and setting element between sealed lid and the protecting sheathing, and the output shaft outer wall of micro motor and the inside of setting element are provided with gear shaft and rotation seat respectively, the upper end of (mixing) shaft is fixed with the stopper. This clean thick liquid of cement sampling bucket makes things convenient for the flash mixed of raw materials, improves the mixture and the sampling efficiency of raw materials, makes things convenient for agitating unit's position location and rotary motion simultaneously, makes things convenient for the installation of sealed lid, improves its installation stable effect.

Description

Cement paste sampling barrel

Technical Field

The utility model relates to a building material performance detects sampling device technical field, specifically is a cement paste sampling bucket.

Background

In the existing JTG/TF50-2011 technical Specification for highway, bridge and culvert construction, 7.9 post-tensioned pore canal grouting and anchor sealing 7.9.3 has performance indexes for detecting the setting time, the fluidity, the bleeding rate, the pressure bleeding rate, the free expansion rate, the filling degree, the compressive strength and the flexural strength of slurry prepared by grouting materials, and at present, testers sample and detect the fluidity on a grouting site, do not have special cement clean slurry sampling barrels, take clean slurry samples by using cement sample barrels or water buckets, bring the samples back to a test room to detect other performance indexes and manufacture clean slurry test pieces.

However, the existing cement paste sampling barrel has the following problems in use:

because the laboratory is at a certain distance from a construction site, the vehicle generally needs to go back and forth by bus, the sampling returns on the way, the road time and the vehicle running process bump to cause the precipitation and segregation of the cement paste in the barrel, the cement paste above the barrel is thin and is more viscous downwards and returns to the laboratory, a tester uses a slump tamping bar to manually stir in the barrel, then other performance indexes are detected and a paste test piece is manufactured, because the manual stirring speed is low and the stirring is uneven, the test detection working quality is influenced, the test detection data such as the condensation time, the bleeding rate, the pressure bleeding rate, the free expansion rate, the filling degree and the like are inaccurate, and the manufactured paste test piece has the problem of large deviation of the compression strength and the bending strength after the arrival.

Aiming at the problems, innovative design is urgently needed on the basis of the original cement paste sampling barrel.

Disclosure of Invention

An object of the utility model is to provide a cement paste sampling bucket to solve above-mentioned background art and carry some cement paste sampling buckets that appear because manual stirring speed is slow, stir inhomogeneous, influence experimental detection operating mass quality, cause experimental detection data such as condensation time, bleeding rate, pressure bleeding rate, free expansion rate, filling degree inaccurate, the clean thick liquid test piece of preparation after the expiration compressive strength and the big problem of rupture strength result deviation simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: a sampling barrel for cement paste comprises an outer barrel, a micro motor and a control assembly, wherein a paste discharging opening and a water outlet are installed on the outer wall of the outer barrel, a switch valve is fixed on the paste discharging opening and the water outlet, a base is arranged at the center of the bottom of the inner wall of the outer barrel, a stirring shaft is installed in the base in a penetrating mode, a rubber sealing ring is sleeved at the joint of the paste discharging opening and the water outlet, a positioning groove is formed in the top of the outer wall of the outer barrel, one end of a lifting rod is arranged in the positioning groove, a bolt is installed at the bottom of the positioning groove in a penetrating mode, a sealing cover is arranged at the top of the outer barrel, a protective shell is fixed at the center of the top of the sealing cover, a sealing ring is arranged on the inner wall of the sealing cover, the micro motor and a positioning, and the top of protective housing is provided with control assembly, the upper end of (mixing) shaft is fixed with the spacing piece, and fixedly connected with arc stirring vane on the outer wall of (mixing) shaft, the top pivot of locating slot is connected with the locating pin, and is fixed with reset spring between the outer wall of locating pin and outer bucket.

Preferably, the horizontal plane of the slurry discharging port is positioned above the horizontal plane of the water outlet, and the slurry discharging port is coplanar with the bottom of the outer barrel.

Preferably, the bottom of the stirring shaft and the bottom of the outer barrel are of a relative rotation structure connected through a bearing, the stirring shaft, the outer barrel and the sealing cover are arranged in a vertical coaxial mode, and arc-shaped stirring blades are distributed on the outer wall of the stirring shaft at equal intervals.

Preferably, the rotating seat and the positioning piece are of a relative rotating structure connected with the bearing in a clamping mode, the outer wall of the top of the rotating seat is in an annular sawtooth shape, and the annular sawtooth structure of the rotating seat is in meshing connection with the gear shaft.

Preferably, the rotation seat is of a hollow structure, the hollow inner wall of the rotation seat and the outer wall of the limiting block are of a rectangular structure, and the rotation seat and the limiting block are connected in a vertical sliding mode and a transverse clamping mode.

Preferably, constitute between locating pin and the constant head tank and rotate connection structure, and the top of locating pin and the mutual block of the outer wall of sealed lid to the outer wall of sealed lid sets up to annular indent structure.

Compared with the prior art, the beneficial effects of the utility model are that: the sampling barrel for the cement paste facilitates rapid mixing of raw materials, improves mixing and sampling efficiency of the raw materials, facilitates position positioning and rotary motion of the stirring device, facilitates installation of the sealing cover, and improves installation stability effect of the sealing cover;

1. the stirring shaft can be well positioned and arranged in the stirring barrel only through the clamping sliding installation arrangement between the rotating seat and the limiting block, and meanwhile, under the rotating action of the limiting block, the stirring shaft can synchronously rotate with the limiting block to fully mix raw materials, so that the position of the stirring shaft cannot move due to the disassembly and assembly of the sealing cover, and the use of the stirring shaft is facilitated;

2. under pivot mounting structure's locating pin effect, locating pin and reset spring's combined action make things convenient for artificial sealed lid to place the installation to carry out quick location for the location effect of sealed lid is more, and is more stable when the location, can not take place to vibrate because of the work of motor and lead to the location unstability.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the mounting structure of the lifting rod of the present invention;

FIG. 3 is a schematic view of the installation structure of the rotary seat of the present invention;

fig. 4 is the utility model discloses locating pin mounting structure schematic diagram.

In the figure: 1. an outer tub; 2. a pulp discharging port; 3. a water outlet; 4. an on-off valve; 5. a base; 6. a stirring shaft; 7. a rubber seal ring; 8. positioning a groove; 9. lifting a pull rod; 10. a bolt; 11. a sealing cover; 12. a protective housing; 13. a seal ring; 14. a micro motor; 15. a positioning member; 16. a gear shaft; 17. a rotating seat; 18. a control component; 19. a limiting block; 20. an arc-shaped stirring blade; 21. positioning pins; 22. a return spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a sampling barrel for cement paste comprises an outer barrel 1, a paste discharging opening 2, a water outlet 3, a switch valve 4, a base 5, a stirring shaft 6, a rubber sealing ring 7, a positioning groove 8, a lifting rod 9, a bolt 10, a sealing cover 11, a protective shell 12, a sealing ring 13, a micro motor 14, a positioning piece 15, a gear shaft 16, a rotating seat 17, a control assembly 18, a limiting block 19, an arc-shaped stirring blade 20, a positioning pin 21 and a reset spring 22, wherein the paste discharging opening 2 and the water outlet 3 are installed on the outer wall of the outer barrel 1, the switch valve 4 is fixed on the paste discharging opening 2 and the water outlet 3, the base 5 is arranged at the center of the bottom of the inner wall of the outer barrel 1, the stirring shaft 6 is installed in the base 5 in a penetrating manner, the rubber sealing ring 7 is sleeved at the joint of the paste discharging opening 2 and the water outlet 3, the positioning groove 8 is provided with the positioning groove, the top of outer bucket 1 is provided with sealed lid 11, and the top center department of sealed lid 11 is fixed with protective housing 12, and be provided with sealing washer 13 on the inner wall of sealed lid 11, install micro motor 14 and setting element 15 between sealed lid 11 and the protective housing 12, and the output shaft outer wall of micro motor 14 and the inside of setting element 15 are provided with gear shaft 16 and rotation seat 17 respectively, and the top of protective housing 12 is provided with control assembly 18, the upper end of (mixing) shaft 6 is fixed with stopper 19, and fixedly connected with arc stirring vane 20 on the outer wall of (mixing) shaft 6, the top pivot of constant head tank 8 is connected with locating pin 21, and be fixed with reset spring 22 between locating pin 21 and the outer wall of outer bucket 1.

The horizontal plane of the grout outlet 2 is positioned above the horizontal plane of the water outlet 3, and the grout outlet 2 is coplanar with the bottom of the outer barrel 1, so that the grout outlet sampling operation is convenient, and the excess cement paste in the sampling barrel is discharged and cleaned.

The relative revolution mechanic that the (mixing) shaft 6 and outer barrel 1's bottom are connected for the bearing, and (mixing) shaft 6 and outer barrel 1 and sealed lid 11 are vertical coaxial setting to the equidistant distribution of the outer wall of (mixing) shaft 6 has arc stirring vane 20, makes things convenient for the installation location of (mixing) shaft 6, makes it have good stirring effect when using, can not influence the leading-in of raw materials.

Rotate seat 17 and setting element 15 and be the relative revolution mechanic that block and bearing are connected, and the top outer wall that rotates seat 17 sets up to the annular cockscomb structure, and the meshing is connected between the annular cockscomb structure that rotates seat 17 and gear shaft 16, it sets up to hollow structure to rotate seat 17, and the cavity inner wall that rotates seat 17 and the outer wall of stopper 19 all set up to the rectangle structure, and both constitute vertical slip, the interconnect of horizontal block, for the rotary motion of (mixing) shaft 6 provides kinetic energy, make it rotate more stably, directly be located outer barrel 1, can not cause the position to remove because of taking of sealed lid 11, make convenient effective.

Constitute between locating pin 21 and the constant head tank 8 and rotate connection structure, and the top of locating pin 21 and the mutual block of the outer wall of sealed lid 11 to the outer wall of sealed lid 11 sets up to annular indent structure, makes things convenient for the supplementary installation location of sealed lid 11, makes its location more steady, can not cause the off normal removal problem that the vibration leads to take place in the use.

The working principle is as follows: when the sampling barrel for cement paste is used, firstly, as shown in fig. 1-3, a control assembly 18 in the technical scheme is composed of a touch liquid crystal display screen, a chargeable power source and a control starting switch of a micro motor 14, and since such electric elements are common electric appliances in the market, no change is given to the use function and the internal structure of the electric appliances in the technical scheme, so that no technical detailed description is provided in the technical scheme, as shown in fig. 2, the installation and the arrangement of a bolt 10 are convenient for the auxiliary installation and the positioning between a positioning groove 8 and a lifting rod 9, so that the dismounting and mounting operation of the lifting rod 9 is more convenient and rapid, as shown in fig. 1 and 3, when the sealing cover 11 is installed and used, the middle part of the sealing cover 11 and the upper end of a stirring shaft 6 are mutually penetrated, and after the two are penetrated, a limit block 19 fixed at the top of the stirring shaft 6 is arranged, under the action of starting the micro motor 14, the micro motor 14 enables the rotating seat 17 and the positioning piece 15 to make relative rotation movement through the gear shaft 16, and drives the limiting block 19 and the stirring shaft 6 to make rotation movement under the action of the rotating seat 17, so that the stirring shaft 6 and the arc-shaped stirring blades 20 rotate to complete rapid mixing of raw materials;

as shown in fig. 1 and 4, in order to improve the mounting stability of the seal cap 11 when mounting the seal cap 11, the positioning pin 21 is manually turned over, and the positioning pin 21 positions the seal cap 11 by the joint mounting action of the positioning pin 21 and the return spring 22, so that the mounting is more stable and the raw material is not dropped due to vibration when mixing.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a cement paste sampling bucket, includes outer bucket (1), micro motor (14) and control assembly (18), its characterized in that: the outer wall of the outer barrel (1) is provided with a slurry discharging port (2) and a water outlet (3), the slurry discharging port (2) and the water outlet (3) are fixed with a switch valve (4), the bottom center of the inner wall of the outer barrel (1) is provided with a base (5), a stirring shaft (6) is installed in the base (5) in a penetrating manner, a rubber sealing ring (7) is sleeved at the joint of the slurry discharging port (2) and the water outlet (3), the top of the outer barrel (1) is provided with a positioning groove (8), one end of a lifting rod (9) is arranged in the positioning groove (8), a bolt (10) is installed at the bottom of the positioning groove (8) in a penetrating manner, the top of the outer barrel (1) is provided with a sealing cover (11), a protective shell (12) is fixed at the top center of the sealing cover (11), a sealing ring (13) is arranged on the inner wall of the sealing cover (11), and a micro motor, and the output shaft outer wall of micro motor (14) and the inside of setting element (15) are provided with gear shaft (16) and rotation seat (17) respectively to the top of protecting sheathing (12) is provided with control assembly (18), the upper end of (mixing) shaft (6) is fixed with spacing block (19), and fixedly connected with arc stirring vane (20) on the outer wall of (mixing) shaft (6), the top pivot of constant head tank (8) is connected with locating pin (21), and is fixed with reset spring (22) between the outer wall of locating pin (21) and outer bucket (1).

2. A cement paste sampling barrel as claimed in claim 1, wherein: the horizontal plane of the slurry discharging port (2) is positioned above the horizontal plane of the water outlet (3), and the slurry discharging port (2) is coplanar with the bottom of the outer barrel (1).

3. A cement paste sampling barrel as claimed in claim 1, wherein: the stirring shaft (6) and the bottom of the outer barrel (1) are of a relative rotation structure connected through a bearing, the stirring shaft (6), the outer barrel (1) and the sealing cover (11) are vertically and coaxially arranged, and arc-shaped stirring blades (20) are distributed on the outer wall of the stirring shaft (6) at equal intervals.

4. A cement paste sampling barrel as claimed in claim 1, wherein: the rotating seat (17) and the positioning piece (15) are of a relative rotating structure connected with a bearing in a clamping mode, the outer wall of the top of the rotating seat (17) is in an annular saw-toothed shape, and the annular saw-toothed structure of the rotating seat (17) is in meshed connection with the gear shaft (16).

5. A cement paste sampling barrel as claimed in claim 1, wherein: rotate seat (17) and set up to hollow structure, and the cavity inner wall that rotates seat (17) and the outer wall of stopper (19) all set up to the rectangle structure to both constitute vertical slip, the interconnect of horizontal block.

6. A cement paste sampling barrel as claimed in claim 1, wherein: constitute between locating pin (21) and constant head tank (8) and rotate connection structure, and the top of locating pin (21) and the mutual block of the outer wall of sealed lid (11) to the outer wall of sealed lid (11) sets up to annular indent structure.