CN217304789U

CN217304789U - Cement mortar fluidity tester

Info

Publication number: CN217304789U
Application number: CN202220383943.7U
Authority: CN
Inventors: 李双; 诸小龙; 蔡刚刚; 陈剑峰
Original assignee: Jiangxi Shanhe Testing Group Co ltd
Current assignee: Jiangxi Shanhe Testing Group Co ltd
Priority date: 2022-02-24
Filing date: 2022-02-24
Publication date: 2022-08-26
Anticipated expiration: 2032-02-24

Abstract

The utility model relates to the technical field of cement mortar fluidity determination, in particular to a cement mortar fluidity determination instrument, which comprises a base, wherein the upper end of the base is fixedly connected with a frame, the upper end of the frame is fixedly connected with a measuring table, the side end of the base is fixedly connected with a lifting driving device, the top end of the lifting driving device is fixedly connected with a lifting table, the lower end of the lifting table is fixedly connected with a mud stacking mechanism, the mud stacking mechanism and the measuring table are coaxially arranged, the mud stacking mechanism comprises a conical die, a driving component, a lifting component and a rotating component, the utility model discloses a cooperation effect of the conical die, the driving component, the lifting component and the rotating component, a lifting plate drives the conical die to move upwards through a fixed rod under the rotation effect of a screw rod, at the moment, a scraping blade rotates along the outer side of a stacked cement pile, and prevents excessive cement on the surface of the cement pile from adhering to the inner wall of the conical die, thereby effectively preventing the cement mortar from deforming.

Description

Cement mortar fluidity tester

Technical Field

The utility model relates to a cement mortar fluidity surveys technical field, specifically is cement mortar fluidity apparatus.

Background

The cement mortar fluidity represents a measure of the fluidity of cement mortar, and at a certain water addition, the fluidity depends on the water demand of the cement. The fluidity is expressed in terms of the average diameter of the cement mortar spread on the flow table. The cement mortar fluidity can be measured by a cement mortar fluidity tester to determine the water demand of the cement.

Chinese patent application No. 201920096826.0 discloses a cement mortar fluidity apparatus, causes cement mortar to take place deformation when avoiding vertical take-up truncated cone mould, moves away left cone mould and right cone mould to the direction of keeping away from middle cement mortar, nevertheless moves the in-process of opening the cone mould to both sides because the inner wall of cone mould can the more cement of adhesion, still can cause cement mortar to take place deformation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cement mortar fluidity apparatus to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: cement mortar fluidity apparatus, including the base, the upper end fixedly connected with frame of base, the upper end fixedly connected with measuring station of frame, the side fixedly connected with lift drive arrangement of base, lift drive arrangement's top fixedly connected with elevating platform, the lower extreme fixedly connected with of elevating platform piles mud mechanism, it sets up with the axle center with the measuring station to pile mud mechanism, it includes cone mould, drive assembly, lifting member and rotating member to pile mud mechanism, drive assembly and elevating platform fixed connection, lifting member connects between drive assembly and elevating platform, rotating member is connected with drive assembly, the cone mould is connected with the lifting member.

Preferably, the driving assembly comprises a servo motor and a screw rod, the servo motor is fixedly connected to the lower end of the lifting platform, the screw rod is fixedly connected with the output end of the servo motor, and the rotating member and the lifting member are both connected with the screw rod.

Preferably, the rotating member comprises a connecting assembly and a scraper, and the scraper is fixedly connected with the lower end of the screw rod through the connecting assembly.

Preferably, coupling assembling includes fixed disk, connecting rod and solid fixed ring, fixed disk fixed connection is in the lower extreme of screw rod, gu fixed ring passes through connecting rod fixed connection in the lower extreme of fixed disk, the doctor-bar is located the inboard of cone mould and with solid fixed ring's lower extreme fixed connection.

Preferably, the lifting member comprises a lifting plate and a limiting slide rod, the lifting plate is in threaded connection with the screw, the lower end of the limiting slide rod is fixedly connected with the lifting plate, the upper end of the limiting slide rod penetrates through the lifting table in a sliding mode, and a fixing rod is fixedly connected between the lower end of the lifting plate and the conical die.

Preferably, the upper end surface of the measuring table is provided with a graduated ring from inside to outside along the circle center.

Preferably, the lower end of the conical die is fixedly connected with a sealing washer, and the sealing washer is made of rubber.

Preferably, the lower extreme four corners department of base all is connected with the removal wheel, the upper end edge fixedly connected with anti-overflow of measuring platform encloses the fender.

The utility model discloses an improve and provide cement mortar fluidity apparatus here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a setting up the heap mud mechanism including conical mould, drive assembly, lifting element and rotating member, dress cement mortar in conical mould, smash and press, strickle the back, utilize servo motor drive screw to rotate, the synchronous rotation of pivoted screw drive fixed disk, the fixed disk drives the doctor-bar through connecting rod and solid fixed ring and rotates, meanwhile, the lifter plate drives conical mould rebound through the dead lever under the rotating action of screw rod, the doctor-bar rotates along the cement pile outside of piling up this moment, can play a limiting displacement to the cement pile, prevent that the cement of cement pile surface is excessive to adhere on the inner wall of conical mould, thereby prevent effectively that cement mortar from taking place deformation;

the second step is as follows: the utility model discloses a seal ring at the lower extreme fixed connection of conical die can prevent to spill over in advance at cement mortar in the initial stage, through the lift drive arrangement who sets up, pile the separation back at conical die and cement, utilize lift drive arrangement drive elevating platform area whole pile mud mechanism to shift up, realize the stable separation that doctor-bar and cement were piled, can carry out cement mortar mobility survey this moment, the up end of measuring table can make things convenient for operating personnel to read the flow area of cement mortar along its centre of a circle from interior to exterior scale ring that sets up.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the three-dimensional structure of the present invention in a state of separating the conical mold upwards;

fig. 3 is a schematic perspective view of the mud stacking mechanism of the present invention;

fig. 4 is a schematic perspective view of the lifting member of the present invention;

fig. 5 is a schematic perspective view of the rotary member according to the present invention.

Description of reference numerals:

1. a base; 2. a moving wheel; 3. a lift drive; 4. a frame; 5. a measuring table; 6. an anti-overflow fence; 7. a lifting platform; 8. a conical die; 9. a servo motor; 10. a screw; 11. fixing the disc; 12. a connecting rod; 13. a fixing ring; 14. scraping a blade; 15. a lifting plate; 16. fixing the rod; 17. and limiting the sliding rod.

Detailed Description

The present invention will be described in detail below, and it is apparent that the technical solutions in the embodiments of the present invention are described clearly and completely. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

The utility model discloses an improve and provide cement mortar fluidity apparatus here, the technical scheme of the utility model is:

as shown in fig. 1-5, the cement mortar fluidity tester comprises a base 1, a frame 4 fixedly connected to the upper end of the base 1, a measuring table 5 fixedly connected to the upper end of the frame 4, and the measuring table 5 for measuring the fluidity of cement mortar.

The side fixedly connected with lift drive 3 of base 1, the top fixedly connected with elevating platform 7 of lift drive 3, the lower extreme fixedly connected with of elevating platform 7 piles mud mechanism, and lift drive 3 can adopt any one kind of drive arrangement among the prior art, for example pneumatic cylinder or electric putter, utilizes lift drive 3 drive elevating platform 7 to take and pile mud mechanism to go up and down, makes things convenient for dismouting to pile mud mechanism.

Specifically, the mud piling mechanism and the measuring table 5 are arranged coaxially, the mud piling mechanism comprises a conical die 8, a driving assembly, a lifting member and a rotating member, the driving assembly is fixedly connected with the lifting table 7, the lifting member is connected between the driving assembly and the lifting table 7, the rotating member is connected with the driving assembly, the conical die 8 is connected with the lifting member, the driving assembly comprises a servo motor 9 and a screw rod 10, the servo motor 9 is fixedly connected to the lower end of the lifting table 7, the screw rod 10 is fixedly connected with the output end of the servo motor 9, and the rotating member and the lifting member are both connected with the screw rod 10; the servo motor 9 drives the screw rod 10 to rotate, the rotating screw rod 10 drives the rotating component to rotate synchronously, and meanwhile, the lifting component moves up or down the conical die 8 under the rotating action of the screw rod 10, so that the conical die 8 is stably and quickly disassembled and assembled.

Specifically, the rotating member comprises a connecting assembly and a scraping blade 14, the scraping blade 14 is fixedly connected with the lower end of the screw rod 10 through the connecting assembly, the connecting assembly comprises a fixed disk 11, a connecting rod 12 and a fixed ring 13, the fixed disk 11 is fixedly connected with the lower end of the screw rod 10, the fixed ring 13 is fixedly connected with the lower end of the fixed disk 11 through the connecting rod 12, and the scraping blade 14 is located on the inner side of the conical die 8 and is fixedly connected with the lower end of the fixed ring 13; the rotating screw 10 drives the fixed disk 11 to rotate synchronously, and the fixed disk 11 drives the wiper blade 14 to rotate through the connecting rod 12 and the fixed ring 13.

Specifically, the lifting component comprises a lifting plate 15 and a limiting slide rod 17, the lifting plate 15 is in threaded connection with the screw 10, the lower end of the limiting slide rod 17 is fixedly connected with the lifting plate 15, the upper end of the limiting slide rod 17 penetrates through the lifting platform 7 in a sliding manner, and a fixing rod 16 is fixedly connected between the lower end of the lifting plate 15 and the conical die 8; when pivoted screw rod 10 drive fixed disk 11 synchronous rotation, lifter plate 15 takes conical die 8 rebound through dead lever 16 under screw rod 10's the rotation effect, and doctor-bar 14 rotates along the cement heap outside of piling this moment, can play a limiting displacement to the cement heap, prevents that the cement from piling the cement excessive adhesion on the inner wall of conical die 8 to effectively prevent that cement mortar from taking place the deformation, realize conical die 8 and the smooth separation of cement heap.

Furthermore, a graduated ring is arranged on the upper end surface of the measuring table 5 from inside to outside along the circle center; the operator can conveniently read the flow area of the cement mortar.

Further, the lower end of the conical die 8 is fixedly connected with a sealing washer, and the sealing washer is made of rubber; the sealing effect is good, and the cement mortar is prevented from overflowing in advance at the initial stage.

Further, the lower extreme four corners department of base 1 all is connected with removes wheel 2, and convenient nimble the removal the device, the upper end edge fixedly connected with anti-overflow of measuring table 5 encloses fender 6, prevents that cement mortar from spilling over measuring table 5.

The working principle is as follows: the sealing washer fixedly connected with the lower end of the conical die 8 can prevent cement mortar from overflowing in advance at the initial stage, the cement mortar is filled in the conical die 8, the conical die is tamped and scraped, the servo motor 9 drives the screw rod 10 to rotate, the rotating screw rod 10 drives the fixed disk 11 to synchronously rotate, the fixed disk 11 drives the scraping piece 14 to rotate through the connecting rod 12 and the fixed ring 13, meanwhile, the lifting plate 15 drives the conical die 8 to move upwards through the fixed rod 16 under the rotating action of the screw rod 10, the scraping piece 14 rotates along the outer side of the piled cement pile at the moment, a limiting effect can be achieved on the cement pile, excessive cement on the surface of the cement pile is prevented from being adhered to the inner wall of the conical die 8, so that the cement mortar is effectively prevented from deforming, the smooth separation of the conical die 8 and the cement pile is realized, after the conical die 8 and the cement pile are separated, the lifting driving device 3 is used for driving the lifting platform 7 to drive the whole mud piling mechanism to move upwards, the scraping piece 14 is separated from the cement pile, the fluidity of the cement mortar can be measured at the moment, and the scale ring arranged on the upper end surface of the measuring table 5 from inside to outside along the circle center can facilitate the operator to read the flowing area of the cement mortar.

The previous description is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The cement mortar fluidity tester is characterized in that: including base (1), upper end fixedly connected with frame (4) of base (1), upper end fixedly connected with measuring station (5) of frame (4), side fixedly connected with lift drive (3) of base (1), top fixedly connected with elevating platform (7) of lift drive (3), the lower extreme fixedly connected with of elevating platform (7) piles mud mechanism, pile mud mechanism and measuring station (5) and set up with the axle center, pile mud mechanism and include cone mould (8), drive assembly, lifting member and rotating member, drive assembly and elevating platform (7) fixed connection, lifting member connects between drive assembly and elevating platform (7), rotating member is connected with drive assembly, cone mould (8) are connected with lifting member.

2. The cement mortar fluidity tester according to claim 1, characterized in that: the driving assembly comprises a servo motor (9) and a screw rod (10), the servo motor (9) is fixedly connected to the lower end of the lifting platform (7), the screw rod (10) is fixedly connected with the output end of the servo motor (9), and the rotating component and the lifting component are both connected with the screw rod (10).

3. The cement mortar fluidity tester according to claim 2, characterized in that: the rotating member comprises a connecting assembly and a scraping blade (14), and the scraping blade (14) is fixedly connected with the lower end of the screw (10) through the connecting assembly.

4. The cement mortar fluidity tester as claimed in claim 3, characterized in that: coupling assembling includes fixed disk (11), connecting rod (12) and solid fixed ring (13), fixed disk (11) fixed connection is in the lower extreme of screw rod (10), gu fixed ring (13) pass through connecting rod (12) fixed connection in the lower extreme of fixed disk (11), doctor-bar (14) are located the inboard of cone mould (8) and with the lower extreme fixed connection of solid fixed ring (13).

5. The cement mortar fluidity tester according to claim 2, characterized in that: the lifting component comprises a lifting plate (15) and a limiting slide rod (17), the lifting plate (15) is in threaded connection with the screw (10), the lower end of the limiting slide rod (17) is fixedly connected with the lifting plate (15), the upper end of the limiting slide rod (17) penetrates through the lifting platform (7) in a sliding mode, and a fixing rod (16) is fixedly connected between the lower end of the lifting plate (15) and the conical die (8).

6. The cement mortar fluidity tester according to claim 1, characterized in that: and a graduated ring is arranged on the upper end surface of the measuring table (5) from inside to outside along the circle center.

7. The cement mortar fluidity tester according to claim 1, characterized in that: the lower end of the conical die (8) is fixedly connected with a sealing washer which is made of rubber.

8. The cement mortar fluidity tester according to claim 1, characterized in that: the lower extreme four corners department of base (1) all is connected with and removes wheel (2), the upper end edge fixedly connected with anti-overflow of measuring stand (5) encloses fender (6).