CN212180548U

CN212180548U - Mortar consistency appearance

Info

Publication number: CN212180548U
Application number: CN202020929237.9U
Authority: CN
Inventors: 杨美娅; 皮正林; 王茜; 曹玉红
Original assignee: Sichuan Jingda Engineering Testing Co ltd
Current assignee: Sichuan Jingda Engineering Testing Co ltd
Priority date: 2020-05-27
Filing date: 2020-05-27
Publication date: 2020-12-18
Anticipated expiration: 2030-05-27

Abstract

The utility model relates to a mortar consistency appearance, including frame and examination awl, the examination awl includes cone and awl pole, the awl pole slides along vertical direction and sets up in the frame, be provided with the defining device who prescribes a limit to examination awl free fall in the frame, defining device includes elastic component and supports tight piece, it slides and sets up in the frame to support tight piece, the elastic component is located and supports between tight piece and the frame, the elastic component makes to support tight piece and has the trend to the awl pole motion all the time, when supporting tight piece and supporting tight awl pole, the frictional force of awl pole and frame is greater than the sum of awl pole and cone gross weight power, be provided with in the frame and promote to support the tight piece and keep away from the pushing mechanism of awl pole direction. The utility model has the advantages of improve the accuracy of experimental data.

Description

Mortar consistency appearance

Technical Field

The utility model belongs to the technical field of the technique of consistency measuring instrument and specifically relates to a mortar consistency appearance is related to.

Background

Mortar consistometer is an instrument used to determine the fluidity (generally, fluidity is also called consistency) of mortar.

If the Chinese patent with the publication number of CN206387689U, the mortar consistometer is disclosed, which comprises a test cone, a mortar container, an instrument panel and a support, when in use, mortar to be measured is poured into the mortar container, the mortar is stirred to make the plane level, a cone frame is adjusted to make the tip of a standard cone contact with the surface of a mortar mixture, a screw is screwed, a pin nut and a pointer are adjusted to be aligned with a zero position, a dial plate lifting frame is moved to make the lower end of a rack lightly contact with the upper end of a test cone slide bar to contact a test cone fixing screw, the standard test cone freely sinks into the mortar mixture for 10 seconds, the pin nut is rotated by screwing the fixing screw to make the lower end of the rack just contact with the test cone slide bar, and the sinking distance (in centimeters) is read from the dial plate to be the consistency of the mortar.

The above prior art solutions have the following drawbacks: the test cone fixing screw is unscrewed during the experiment, so that the test cone automatically falls into mortar, the test cone slowly falls during the process of unscrewing the test cone fixing screw, the fixing screw and the test cone are in contact, and when the fixing screw and the test cone slide relatively, the test cone and the fixing screw always have friction force, cannot be eliminated, cannot reach the free sinking required by the experiment, and influences the accuracy of the experiment.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a mortar consistency appearance that experimental data is more accurate.

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

the utility model provides a mortar consistency appearance, includes frame and examination awl, examination awl includes cone and awl pole, the awl pole slides along vertical direction and sets up in the frame, is provided with the defining device who prescribes a limit to examination awl free fall in the frame, defining device includes elastic component and supports tight piece, support tight piece and slide and set up in the frame, the elastic component is located and supports between tight piece and the frame, the elastic component makes and supports tight piece and have the trend to the awl pole motion all the time, when supporting tight piece and supporting tight awl pole, the frictional force of awl pole and frame is greater than the sum of awl pole and cone gross weight power, be provided with in the frame and promote the pushing mechanism who supports tight piece and keep away from the awl pole direction.

Through adopting above-mentioned technical scheme, under the effect of elastic component, support tight piece and have the trend to the motion of taper rod all the time, support tight piece when supporting tight taper rod, the frictional force of taper rod and frame is greater than the sum of taper rod and cone gross weight power, can prevent to try to bore and fall down when unnecessary, for supporting tight piece and applying a power that deviates from the test rod during the experiment, support and can separate at once between tight piece and the examination awl, make the examination awl freely fall down. The stirring of the abutting block can enable the abutting block to be separated from the taper rod immediately, the test taper falls freely, and the accuracy of the experiment can be greatly improved.

The utility model discloses further set up to: the elastic piece comprises a spring and a sleeve pipe, the sleeve pipe comprises two connecting pipes, the two connecting pipes are in sliding sleeve joint, and the spring is located in the sleeve pipe.

Through adopting above-mentioned technical scheme, the spring is under compression state, and the interlude is outstanding easily, and the spring abnormal conditions can influence the data result of experiment. The spring is located the bell and spigot joint pipe, and the spring is under compression state, and the axis of spring and the axis of bell and spigot joint pipe are located same axis all the time, can guarantee the accuracy of experiment.

The utility model discloses further set up to: and a joint surface which is jointed with the surface of the taper rod is arranged at the contact position of the abutting block and the taper rod.

Through adopting above-mentioned technical scheme, prior art makes the awl pole fix in the frame through the screw, and the contact surface of screw and awl pole is the straight line, and frictional force between the line contact is less, can not effectively stabilize fixed examination awl, and setting up of binding face can improve the contact surface of supporting tight piece and awl pole, makes the more stable fixing of cone in the frame.

The utility model discloses further set up to: and the binding surface of the abutting block and the conical rod is provided with anti-skid lines.

Through adopting above-mentioned technical scheme, can improve the frictional force between tight piece and the taper rod of supporting, can prevent relative slip between the two.

The utility model discloses further set up to: the abutting blocks are symmetrically arranged along the taper rod.

Through adopting above-mentioned technical scheme, when the tight piece of unilateral support supports tight taper rod, the taper rod deviates from the face and the frame in close contact with that support the tight piece, there is certain deformation in frame and the contact surface that supports the tight piece, when dialling from the shifting block, the frame resumes deformation, there is certain friction in frame and taper rod, reduce the experimental data accuracy, when supporting tight piece and dialling simultaneously, the taper rod no longer receives the power of horizontal direction, the taper rod does not have the frictional force influence with the frame, the experimentation reaches the experimental condition of this equipment regulation, ensure the accuracy of experimental data.

The utility model discloses further set up to: the rack is provided with a groove for the abutting block to slide.

Through adopting above-mentioned technical scheme, can ensure the slip direction of supporting tight piece.

The utility model discloses further set up to: the frame is provided with a stirring block, the stirring block is arranged in a sliding mode along the perpendicular bisector direction of the abutting block, a connecting rod is arranged between the stirring block and the abutting block, the stirring block is connected with the abutting block through the connecting rod, and two ends of the connecting rod are hinged to the abutting block and the stirring block respectively.

Through adopting above-mentioned technical scheme, set up along supporting tight piece perpendicular bisector direction in the frame and stir the piece, stir the piece and articulate in supporting tightly fast through the connecting rod, stir when stirring the piece, the connecting rod drives and supports tight piece and keep away from along the recess direction and support tight taper rod, makes to support tight piece simultaneously and the separation of taper rod, satisfies experiment requirement free fall, improves the accuracy of experimental data.

The utility model discloses further set up to: the mortar containing container is installed on the base, the test cone and the mortar containing container are installed coaxially, and a flanging for collecting mortar is arranged at an opening of the mortar containing container.

Through adopting above-mentioned technical scheme, fill the mortar in the flourishing thick liquid container during the experiment, the back is fallen freely to the examination awl, and the mortar in the flourishing thick liquid container can overflow partly, falls on the fuselage, needs clear up whole equipment after the experiment is accomplished. The opening of the mortar container is provided with a flange which can collect overflowed mortar. After the experiment, only need wash this container, reduce operating personnel's working strength.

The utility model discloses further set up to: the cone and the cone rod are detachably mounted, a thread section is arranged on the cone rod, and a thread groove matched with the thread section is formed in the center of the cone.

By adopting the technical scheme, the mortar can be attached to the surface of the cone, the gravity and the increase of the mortar cause the experimental data to be unrepresentative, and the cone rod and the cone can be detachably mounted and can be cleaned.

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

1. under the effect of elastic component, support tight piece and have the trend to the motion of taper rod all the time, support tight piece when supporting tight taper rod, the frictional force of taper rod and frame is greater than the sum of taper rod and cone gross weight power, can prevent to try to bore when unnecessary and fall down, for supporting tight piece and applying a power that deviates from the test rod during the experiment, support tight piece and try to bore and can separate at once, make and try to bore freely and fall down. The abutting block can be immediately separated from the taper rod by stirring the abutting block, and the test taper falls freely, so that the accuracy of the experiment can be greatly improved;

2. when the single-side abutting block abuts against the conical rod, the surface of the conical rod, which deviates from the abutting block, is in close contact with the rack, the contact surface of the rack and the abutting block has certain deformation, when the conical rod is pulled away from the shifting block, the rack recovers deformation, the rack and the conical rod have certain friction, the accuracy of experimental data is reduced, when the abutting block is pulled away simultaneously, the conical rod is not influenced by the force in the horizontal direction, the conical rod and the rack have no friction, the experimental process reaches the experimental conditions specified by the equipment, and the accuracy of the experimental data is ensured;

3. during the experiment, the mortar container is filled with mortar, after the test cone falls freely, the mortar in the mortar container overflows to a part and falls on the machine body, and the whole equipment needs to be cleaned after the experiment is completed. The opening of the mortar container is provided with a flange which can collect overflowed mortar. After the experiment, only need wash this container, reduce operating personnel's working strength.

Drawings

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

FIG. 2 is a schematic view of the present invention showing the fixing structure of the test cone;

FIG. 3 is a cross-sectional view of the present invention, showing the mechanism of the tightening device;

fig. 4 is a sectional view of the present invention, which is used to show the structure of the test cone fixing mechanism;

fig. 5 is a partially enlarged schematic view of a portion a in fig. 4.

In the figure, 1, a frame; 111. a base; 112. erecting a rod; 113. a first support frame; 114. a second support frame; 2. testing a cone; 211. a cone; 212. a tapered rod; 213. a thread groove; 214. a threaded segment; 3. an elastic member; 311. a spring; 312. sleeving a pipe; 313. taking over a pipe; 4. a propping block; 411. a binding face; 412. a first abutting block; 413. a second abutting block; 5. anti-skid lines; 6. a shifting block; 7. a connecting rod; 8. a groove; 9. a pulp container; 911. flanging; 10. a dial plate; 101. a pointer; 102. the dial is pressed against the needle.

Detailed Description

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

The utility model discloses a mortar consistency appearance refers to fig. 1, including frame 1 and examination awl 2, set up pole setting 112 and base 111 in the frame 1, perpendicular pole setting 112 is provided with the slidable support frame, and the support frame includes first support frame 113 and second support frame 114. The dial 10 and the dial abutting pin 102 are arranged on the first support frame 113, a rotating shaft of the dial pointer 101 is matched with the dial 10 pointer 101 through a gear rack, and when the dial abutting pin 102 is pulled towards the dial abutting pin 102, the dial abutting pin 102 drives the dial pointer 101 to rotate. The detachable pulp container 9 is installed on the base 111, a flange 911 is arranged around the opening of the pulp container 9, and the section of the flange 911 is crescent.

Referring to fig. 2, the test cone 2 includes a cone 211 and a cone rod 212, the cone 211 and the cone rod 212 are detachably mounted, a threaded section 214 is provided at a connection section of the cone rod 212, and a threaded groove 213 matched with the threaded section 214 is formed at a central axis of the cone 211.

Referring to fig. 2, 4 and 5, the second supporting frame 114 is provided with a limiting device for fixing the test cone 2 and enabling the test cone 2 to freely fall, the limiting device comprises a resisting block 4, a poking block 6 and an elastic piece 3, the elastic piece 3 comprises a spring 311 and a sleeve 312, the sleeve 312 comprises two connecting pipes 313, the connecting pipes 313 are slidably sleeved, the connecting pipes are located in the sleeve 312 in the spring 311, the resisting block 4 is slidably arranged on the second supporting frame 114114, the elastic piece 3 is located between the resisting block 4 and the rack 1, the elastic piece 3 enables the resisting block 4 to always have a tendency of moving towards the cone rod 212, and when the resisting block 4 resists the cone rod 212, the friction force between the cone rod 212 and the rack 1 is greater than the sum of the total weight forces of the cone rod 212 and the cone 211;

referring to fig. 3, the frame 1 is provided with a pushing mechanism for pushing the abutting block 4 away from the taper rod 212. A groove 8 for the abutting block 4 to slide is formed in the second support frame 114, a contact surface of the abutting block 4 and the taper rod 212 is set to be a binding surface 411, the binding surface 411 is set to be crescent and closely contacted with the taper rod 212, and anti-skid grains 5 are arranged on the binding surface 411; the supporting block 4 symmetrically arranged along the taper rod 212 comprises a first supporting block 412 and a second supporting block 413, a stirring block 6 is arranged on the perpendicular bisector direction of the first supporting block 412 and the second supporting block 413, the stirring block 6 is connected with the supporting block 4 through a connecting rod 7, and two ends of the connecting rod 7 are respectively hinged to the supporting block 4 and the stirring block 6.

In this embodiment, when the abutting block 4 contacts the taper rod 212, one end of each of the two connecting rods 7 is connected to the shifting block 6, and the other end is connected to the first abutting block 412 and the second abutting block 413 respectively, so that when the included angle between the two connecting rods 7 is 60 °, the shifting block 6 is pressed to minimize the falling force of the test taper 2.

The implementation principle of the embodiment is as follows:

before the experiment, the mortar to be tested is prepared, then the mortar to be tested is poured into the mortar container 9, and the mortar plane is leveled to finish the preparation work before the experiment.

During the experiment, the pointer 101 of the dial 10 is adjusted to enable the pointer 101 of the dial 10 to be located at zero, then the dial block 6 is pressed, the portable taper rod 212 is in contact with the pointer 101 of the dial 10, whether the pointer 101 is located at zero position is observed after the pointer is in contact, the dial block 6 is immediately loosened, the first abutting block 412 and the second abutting block 413 are made to abut against the sliding rod under the action of the elastic piece 3, the test cone 2 is fixed, in the experiment, the dial block 6 is pressed, the dial block 6 drives the first abutting block 412 and the second abutting block 413 to be far away from the taper rod 212 along the groove 8, the test cone 2 freely falls into the slurry containing container 9, after the test cone 2 is stabilized, the dial block 6 is loosened to fix the test cone 2, and the dial 10 is immediately pulled down to abut against the needle and contact with the cone 212, and reading. Mortar overflowing in the experimental process is collected in the crescent flange 911.

When the experiment is repeated, the toggle block 6 is pressed, the test cone 2 is lifted to a certain height, the detachable cone 211 is mounted on the cone rod 212 after being cleaned, and the steps are repeated.

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 consistency appearance, includes frame (1) and examination awl (2), examination awl (2) are including cone (211) and awl pole (212), awl pole (212) slide along vertical direction and set up on frame (1), its characterized in that: be provided with the limiting device who prescribes a limit to examination awl (2) free fall on frame (1), limiting device includes elastic component (3) and supports tight piece (4), support tight piece (4) and slide and set up in frame (1), elastic component (3) are located and support between tight piece (4) and frame (1), elastic component (3) make support tight piece (4) have the trend to awl pole (212) motion all the time, when supporting tight piece (4) and supporting tight awl pole (212), the frictional force of awl pole (212) and frame (1) is greater than the sum of awl pole (212) and cone (211) total weight power, be provided with the pushing mechanism who promotes to support tight piece (4) and keep away from awl pole (212) direction on frame (1).

2. The mortar consistometer of claim 1, wherein: the elastic piece (3) comprises a spring (311) and a sleeve pipe (312), the sleeve pipe (312) comprises two connecting pipes (313), the two connecting pipes (313) are sleeved in a sliding mode, and the spring (311) is located in the sleeve pipe (312).

3. The mortar consistometer of claim 1, wherein: and a joint surface (411) jointed with the surface of the conical rod (212) is arranged at the contact part of the abutting block (4) and the conical rod (212).

4. The mortar consistometer of claim 3, wherein: the binding surface (411) is provided with anti-skid grains (5).

5. The mortar consistometer of claim 1, wherein: the abutting blocks (4) are symmetrically arranged along the taper rod (212).

6. The mortar consistometer of claim 1, wherein: a groove (8) for the abutting block (4) to slide is arranged on the frame (1).

7. The mortar consistometer of claim 1, wherein: be provided with on frame (1) and dial piece (6), dial piece (6) and slide along supporting piece (4) perpendicular bisector direction and set up, dial and be provided with connecting rod (7) between piece (6) and supporting piece (4), dial piece (6) and connect supporting piece (4) through connecting rod (7), connecting rod (7) both ends articulate respectively in supporting piece (4) and dial piece (6).

8. The mortar consistometer of claim 1, wherein: the mortar containing container (9) is installed on the base (111), the test cone (2) and the mortar containing container (9) are installed coaxially, and a flanging (911) for collecting mortar is arranged at an opening of the mortar containing container (9).

9. The mortar consistometer of claim 1, wherein: the cone (211) and the cone rod (212) are detachably mounted, a threaded section (214) is arranged on the cone rod (212), and a threaded groove (213) matched with the threaded section (214) is formed in the center of the cone (211).