CN211825551U

CN211825551U - Digital rotary viscometer

Info

Publication number: CN211825551U
Application number: CN202020319357.7U
Authority: CN
Inventors: 黄芬芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-14
Filing date: 2020-03-14
Publication date: 2020-10-30
Anticipated expiration: 2030-03-14

Abstract

The utility model discloses a digital rotational viscometer, including the host computer base, the stand is installed to the up end of host computer base, the host computer is installed through the plum blossom bolt in the upper end of stand, the lower terminal surface of host computer is provided with the dustcoat, the dustcoat has the rotor through rotor joint connection, the host computer base is connected with the backup pad through the connecting rod, be provided with fixed establishment in the backup pad, fixed establishment includes driving motor, bevel gear A, bevel gear B, rotation axis A, rotation axis B, the belt, support column and centre gripping subassembly, driving motor's output shaft passes through the spline and installs bevel gear A, bevel gear A meshes there is bevel gear B, bevel gear B installs on rotation axis B, rotation axis B passes through the shaft coupling and is connected with rotation axis A, rotation axis A and rotation. The utility model discloses digital rotational viscometer can press from both sides tight barrel through the centre gripping subassembly, avoids liquid to lead to the barrel to empty and influence the measuring of raw and other materials cellulose viscosity at the in-process of high-speed rotation.

Description

Digital rotary viscometer

Technical Field

The utility model relates to a digital rotational viscometer technical field specifically is a digital rotational viscometer.

Background

The digital display viscometer is an upgraded and updated product of a pin type rotational viscometer, adopts an advanced mechanical design technology, a manufacturing process and a microcomputer control technology, and has correct data acquisition; the display adopts a blue backlight and high-brightness LCD display screen, and data display is clear; the device has the characteristics of high measurement sensitivity, reliable test result, convenient use and operation, attractive and elegant appearance and the like, is an instrument for measuring the absolute viscosity of the Newtonian liquid and the apparent viscosity of the non-Newtonian liquid, and can be widely applied to the measurement of the viscosity of various fluids such as grease, paint, plastics, medicines, food, coating, detergent and the like.

In the testing process of raw material cellulose viscosity, need to put into the barrel with the testing liquid, utilize digital rotational viscometer to detect, present digital rotational viscometer is when using, and the barrel is mostly unfixed, and liquid easily leads to the barrel to topple over and influence the measuring of raw material cellulose viscosity at the in-process of high-speed rotation, makes work efficiency low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a digital rotational viscometer can press from both sides tight barrel through the centre gripping subassembly, avoids liquid to lead to the barrel to empty and influence the detection of raw and other materials cellulose viscosity at high-speed rotatory in-process, can solve the problem among the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a digital rotational viscometer comprises a host base, wherein a stand column is installed on the upper end face of the host base, a host is installed at the upper end of the stand column through a plum bolt, a liquid crystal display screen and an operation button are arranged right opposite to the host, an outer cover is arranged on the lower end face of the host, a rotor protection frame is fixed on the outer cover through a bolt, the outer cover is also connected with a rotor through a rotor joint, and the rotor is positioned on the inner side of the rotor protection frame;

the host computer base is connected with the backup pad through the connecting rod, be provided with fixed establishment in the backup pad, fixed establishment includes driving motor, bevel gear A, bevel gear B, rotation axis A, rotation axis B, belt, support column and centre gripping subassembly, the driving motor embeds in the backup pad, bevel gear A is installed through the spline to driving motor's output shaft, bevel gear A meshes has bevel gear B, bevel gear B installs on rotation axis B, rotation axis B passes through the shaft coupling and is connected with rotation axis A, rotation axis A and rotation axis B all are connected with the centre gripping subassembly through the belt, the centre gripping subassembly passes through the support column and installs at the backup pad on the surface.

Preferably, the centre gripping subassembly includes fixing base, lead screw, slide, guide bar, bracing piece and grip block, the inboard of fixing base is provided with the lead screw, lead screw threaded connection has the slide, the slide is still installed on the guide bar, install the bracing piece on the slide, the outside that the bracing piece passed the fixing base and extended to the fixing base is connected with the grip block.

Preferably, the clamping plate is arc-shaped, and the inner side wall of the clamping plate is provided with a rubber pad.

Preferably, the clamping plate clamps the cylinder.

Preferably, one end of the belt is mounted on the rotating shaft A or the rotating shaft B, and the other end of the belt penetrates through the supporting plate and penetrates into the fixing seat to be mounted on the screw rod.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses digital rotational viscometer, driving motor drive bevel gear A is rotatory, because bevel gear A meshes there is bevel gear B, therefore, bevel gear A can drive bevel gear B at rotatory in-process, rotation axis B and rotation axis A are rotatory, because rotation axis A and rotation axis B all are connected with the lead screw through the belt, therefore, rotation axis A and rotation axis B can drive the lead screw rotation at rotatory in-process, the lead screw can drive the slide at rotatory in-process and remove under the guide effect of guide bar, it is adjustable to make the interval between the adjacent grip block, press from both sides tight barrel until the grip block, can press from both sides tight barrel through the centre gripping subassembly, avoid liquid to lead to the barrel to empty and influence the detection of raw and other materials cellulose viscosity at high-speed rotatory in-process.

Drawings

Fig. 1 is a schematic view of a digital rotational viscometer of the present invention;

FIG. 2 is a schematic view of the fixing mechanism disposed on the supporting plate of the present invention;

fig. 3 is a cross-sectional view of the fixing mechanism of the present invention;

fig. 4 is a cross-sectional view of the clamping assembly of the present invention;

fig. 5 is a top view of the clamping plate of the present invention with a rubber pad.

In the figure: 1. a host base; 2. a column; 3. a host; 31. a liquid crystal display screen; 32. operating a key; 4. a housing; 41. a rotor guard; 5. a rotor joint; 6. a rotor; 7. a connecting rod; 8. a fixing mechanism; 81. a drive motor; 82. a bevel gear A; 83. a bevel gear B; 84. a rotation axis A; 85. a rotation axis B; 86. a belt; 87. a support pillar; 88. a clamping assembly; 881. a fixed seat; 882. a screw rod; 883. a slide base; 884. a guide bar; 885. a support bar; 886. a clamping plate; 9. a support plate; 10. a rubber pad; 11. and (4) a cylinder body.

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, a digital rotational viscometer, including host computer base 1, stand 2 is installed to host computer base 1's up end, host computer 3 is installed through the plum blossom bolt in the upper end of stand 2, host computer 3 is provided with liquid crystal display 31 and operation button 32 just opposite, the lower terminal surface of host computer 3 is provided with dustcoat 4, dustcoat 4 has rotor fender bracket 41 through the bolt fastening, dustcoat 4 still is connected with rotor 6 through rotor joint 5, rotor 6 is located the inboard of rotor fender bracket 41.

Referring to fig. 2-3, the host base 1 is connected to a support plate 9 through a link 7, the support plate 9 is provided with a fixing mechanism 8, the fixing mechanism 8 includes a driving motor 81, a bevel gear a82, a bevel gear B83, a rotating shaft a84, a rotating shaft B85, a belt 86, a support column 87 and a clamping assembly 88, the driving motor 81 is embedded in the support plate 9, an output shaft of the driving motor 81 is splined to a bevel gear a82, a bevel gear a82 is engaged with a bevel gear B83, a bevel gear B83 is mounted on a rotating shaft B85, the rotating shaft B85 is connected to a rotating shaft a84 through a coupling, both the rotating shaft a84 and the rotating shaft B85 are connected to the clamping assembly 88 through the belt 86, the driving motor 81 drives the bevel gear a82 to rotate, because the bevel gear a82 is engaged with a bevel gear B83, the bevel gear a82 can drive a 83, the rotating shaft B85 and the rotating shaft a84 to rotate during the rotation, a clamping assembly 88 is mounted on the surface of the support plate 9 by means of support posts 87.

Referring to fig. 4-5, the clamping assembly 88 includes a fixing base 881, a screw 882, a sliding base 883, a guide rod 884, a support rod 885 and a clamping plate 886, a driving motor 81 drives the bevel gear a82 to rotate, because the bevel gear a82 is engaged with the bevel gear B83, the bevel gear a82 can drive the bevel gear B83, the rotating shaft B85 and the rotating shaft a84 to rotate during rotation, because the rotating shaft a84 and the rotating shaft B85 are both connected with the screw 882 through a belt 86, the rotating shaft a84 and the rotating shaft B85 can drive the screw 882 to rotate during rotation, the screw 882 can drive the sliding base 883 to move under the guiding action of the guide rod 884 during rotation, so that the spacing between adjacent clamping plates 886 can be adjusted until the clamping plate 886 clamps the barrel 11, the barrel 11 can be clamped by the clamping assembly 88, and the detection of the viscosity of raw material cellulose caused by the falling of the barrel 11 due to liquid during high-speed rotation can be avoided, the inboard of fixing base 881 is provided with lead screw 882, the one end of belt 86 is installed on rotation axis A84 or rotation axis B85, the other end of belt 86 wears out backup pad 9 and wears into in fixing base 881 and install on lead screw 882, lead screw 882 threaded connection has slide 883, slide 883 is still installed on guide bar 884, install bracing piece 885 on slide 883, the outside that bracing piece 885 passed fixing base 881 and extends to fixing base 881 is connected with grip block 886, grip block 886 centre gripping has barrel 11, grip block 886 is the arc form, the inside wall of grip block 886 is provided with rubber pad 10, rubber pad 10 has certain elasticity and frictional force, frictional force between multiplicable grip block 886 and the barrel 11, make barrel 11 centre gripping more firm, also can avoid because grip block 886's clamping force is too big and damage barrel 11.

The working principle is as follows: the driving motor 81 drives the bevel gear a82 to rotate, because the bevel gear a82 is meshed with the bevel gear B83, the bevel gear a82 can drive the bevel gear B83, the rotating shaft B85 and the rotating shaft a84 to rotate in the rotating process, and because the rotating shaft a84 and the rotating shaft B85 are both connected with the lead screw 882 through the belt 86, the rotating shaft a84 and the rotating shaft B85 can drive the lead screw 882 to rotate in the rotating process, and the lead screw 882 can drive the sliding seat 883 to move under the guiding action of the guide rod 884 in the rotating process, so that the distance between the adjacent clamping plates 886 can be adjusted until the clamping plates 886 clamp the cylinder 11, the cylinder 11 can be clamped through the clamping assembly 88, and the situation that the cylinder 11 is toppled to the cylinder 11 in the high-speed rotating process to influence the detection of the viscosity of raw.

To sum up, the utility model discloses digital rotational viscometer, driving motor 81 drives bevel gear A82 and rotates, because bevel gear A82 has bevel gear B83 in meshing, therefore, bevel gear A82 can drive bevel gear B83 at rotatory in-process, rotation axis B85 and rotation axis A84 rotate, because rotation axis A84 and rotation axis B85 all are connected with lead screw 882 through belt 86, consequently, rotation axis A84 and rotation axis B85 can drive lead screw 882 rotatory at the rotatory in-process, lead screw 882 can drive slide 883 and move under the guide effect of guide bar 884 at the rotatory in-process, make the interval between the adjacent grip block 886 adjustable, until grip block 886 presss from both sides tight barrel 11, can press from both sides tight barrel 11 through grip block 88, avoid liquid to lead to barrel 11 to topple over and influence the detection of raw and expect cellulose viscosity at the high-speed rotatory in-process.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a digital rotational viscometer, includes host computer base (1), its characterized in that: the upper end face of the host base (1) is provided with a stand column (2), the upper end of the stand column (2) is provided with a host (3) through a plum bolt, a liquid crystal display (31) and an operation key (32) are arranged opposite to the host (3), the lower end face of the host (3) is provided with an outer cover (4), the outer cover (4) is fixedly provided with a rotor protection frame (41) through bolts, the outer cover (4) is further connected with a rotor (6) through a rotor joint (5), and the rotor (6) is located on the inner side of the rotor protection frame (41);

the host base (1) is connected with a supporting plate (9) through a connecting rod (7), a fixing mechanism (8) is arranged on the supporting plate (9), the fixing mechanism (8) comprises a driving motor (81), a bevel gear A (82), a bevel gear B (83), a rotating shaft A (84), a rotating shaft B (85), a belt (86), a supporting column (87) and a clamping component (88), the driving motor (81) is embedded in the supporting plate (9), the bevel gear A (82) is installed on an output shaft of the driving motor (81) through a spline, the bevel gear A (82) is meshed with the bevel gear B (83), the bevel gear B (83) is installed on the rotating shaft B (85), the rotating shaft B (85) is connected with the rotating shaft A (84) through a coupler, the rotating shaft A (84) and the rotating shaft B (85) are both connected with the clamping component (88) through the belt (86), the clamping assembly (88) is mounted on the surface of the support plate (9) by means of support posts (87).

2. A digital rotational viscometer according to claim 1, characterized in that: centre gripping subassembly (88) are including fixing base (881), lead screw (882), slide (883), guide bar (884), bracing piece (885) and grip block (886), the inboard of fixing base (881) is provided with lead screw (882), lead screw (882) threaded connection has slide (883), slide (883) are still installed on guide bar (884), install bracing piece (885) on slide (883), the outside that bracing piece (885) passed fixing base (881) and extended to fixing base (881) is connected with grip block (886).

3. A digital rotational viscometer according to claim 2, characterized in that: the clamping plate (886) is arc-shaped, and a rubber pad (10) is arranged on the inner side wall of the clamping plate (886).

4. A digital rotational viscometer according to claim 2, characterized in that: the clamping plate (886) clamps the cylinder (11).

5. A digital rotational viscometer according to claim 1, characterized in that: one end of the belt (86) is arranged on the rotating shaft A (84) or the rotating shaft B (85), and the other end of the belt (86) penetrates out of the supporting plate (9) and penetrates into the fixing seat (881) to be arranged on the screw rod (882).