CN220525820U

CN220525820U - Pavement concrete slump detection device

Info

Publication number: CN220525820U
Application number: CN202322120633.3U
Authority: CN
Inventors: 孙伟; 孟熙; 马玉静; 高伟
Original assignee: Beijing Vocational College Of Transportation
Current assignee: Beijing Vocational College Of Transportation
Priority date: 2023-08-08
Filing date: 2023-08-08
Publication date: 2024-02-23
Anticipated expiration: 2033-08-08

Abstract

The utility model belongs to the technical field of slump measurement, and discloses a pavement concrete slump detection device which comprises a base, wherein two fixed assemblies are respectively fixedly arranged at the front end and the rear end of the top of the base, and two movable assemblies are respectively movably sleeved in the two fixed assemblies. According to the utility model, the measuring cylinder is fixedly arranged with the supporting rod, and meanwhile, the supporting rod is movably arranged in the vertical groove at one side of the fixed column, so that the purpose of vertically lifting and descending the measuring cylinder can be achieved through the supporting rod, when the measuring ruler is pulled downwards and the bottom of the measuring ruler is positioned in the fixed groove at the top of the base, the movable assembly is slid, so that the bottom of the movable assembly is contacted with the top of the measuring ruler, meanwhile, concrete can be measured through the measuring ruler, the lifting direction of the measuring cylinder is vertical, an operator can be helped to perform measurement work, the accuracy of a measurement result is ensured, and the working efficiency is improved.

Description

Pavement concrete slump detection device

Technical Field

The utility model belongs to the technical field of slump detection, and particularly relates to a pavement concrete slump detection device.

Background

The concrete slump mainly refers to plasticizing performance and pumpability of concrete, factors influencing the concrete slump mainly comprise grading change, water content, weighing deviation of a weighing machine, consumption of an additive, cement temperature and the like, the slump is the workability of the concrete, specifically, normal construction is guaranteed, the water retention, fluidity and cohesiveness of the concrete are guaranteed, the existing slump test method is that concrete mixture is filled into a standard cone slump cylinder according to a specified method, after the concrete mixture is filled and scraped, the cylinder is lifted vertically upwards and moved aside, the concrete mixture generates slump phenomenon due to dead weight, then the size of downward slump is measured, the size is the slump, the larger the slump is, the better the fluidity is, but the operation flow of manually lifting the cone cylinder is difficult to guarantee the vertical state, the flow direction of the concrete is influenced, and therefore, the measuring result is inaccurate, and the pavement concrete slump detection device is provided.

Disclosure of Invention

In order to solve the problem that the prior art proposed in the background art generally lifts the measuring device manually, but the lifting angle of the measuring device is difficult to ensure to be vertical by manual operation, so that the measuring result is inaccurate, the utility model provides a pavement concrete slump detection device.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a pavement concrete slump detection device, includes the base, both ends are two fixed subassembly respectively around the base top, two movable subassembly have been cup jointed respectively to the inside of two fixed subassembly, both ends are two fixed column respectively to the front and back of base top, two fixed column's one side is two fixed mounting respectively has two connecting rods, two the bottom of connecting rod is two spring respectively fixed mounting, two the inside of spring has movably cup jointed two fixed axles respectively, two one side fixed mounting of connecting rod has a measuring cylinder, both ends are two bracing pieces respectively fixed mounting around the measuring cylinder top, two the top of bracing piece is two connecting ropes respectively fixed mounting, two the opposite side fixed mounting of connecting ropes has the dipperstick, the top fixed mounting of fixed column has the apron, the bottom fixed mounting of apron has the fixed sleeve plate, both ends are two pulley blocks respectively fixed mounting around the fixed sleeve plate bottom.

Preferably, the fixed slot has been seted up at the top of base, fixed slot and dipperstick's bottom looks adaptation, the movable slot has been seted up at the top of fixed subassembly, the top of movable subassembly moves in the inside of movable slot.

Preferably, the bottoms of the two springs are fixedly installed with the top of the base, the tops of the two fixing shafts are fixedly installed with the bottom of the cover plate, the bottoms of the two fixing shafts are fixedly installed with the top of the base, and the insides of the two supporting rods and the two connecting rods are respectively and movably penetrated with the outer surfaces of the two fixing shafts.

Preferably, two vertical grooves are respectively formed in one side of each fixing column, and the two supporting rods and the two connecting rods are respectively movable in the two vertical grooves.

Preferably, the inside of fixed sleeve plate is cup jointed with the dipperstick activity, one side of fixed sleeve plate and two one side fixed mounting of fixed column, the bottom of fixed sleeve plate has been seted up and has been the circular arc groove.

Preferably, a limiting ring is fixedly arranged at the bottom of the outer surface of the measuring cylinder, and the top of the limiting ring is matched with the circular arc groove.

Preferably, a measuring groove is formed in one side of the measuring ruler, and the outer surface of the connecting rope movably penetrates through the outer surface of the fixed sleeve plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, the measuring cylinder is fixedly arranged with the supporting rod, and meanwhile, the supporting rod is movably arranged in the vertical groove at one side of the fixed column, so that the purpose of vertical up-down can be achieved through the supporting rod, meanwhile, the two sides of the connecting rope are respectively fixedly arranged with the supporting rod and the measuring ruler, the measuring ruler is pulled downwards, the measuring cylinder can be vertically lifted through the connecting rope and the supporting rod, when the bottom of the measuring ruler is positioned in the fixed groove at the top of the base, the movable assembly is slid, the bottom of the movable assembly is contacted with the top of the measuring ruler, the measuring cylinder is in a separation state with concrete, meanwhile, the concrete can be measured through the measuring ruler, the lifting direction of the measuring cylinder is vertical, the measuring work can be simultaneously helped by an operator, the accuracy of a measuring result is ensured, and the working efficiency is improved.

Drawings

FIG. 1 is a schematic view of the appearance structure of the present utility model;

FIG. 2 is a schematic diagram showing the structure of the connecting rope and pulley block of the utility model;

FIG. 3 is a schematic view showing the cooperation of the connecting rod and the spring structure according to the present utility model;

FIG. 4 is a schematic view of the structure of the connecting rope and the measuring scale of the utility model;

FIG. 5 is a schematic diagram showing the cooperation of the fixed component and the movable component according to the present utility model.

In the figure: 1. a base; 2. fixing the column; 3. a measuring cylinder; 4. a limiting ring; 5. a fixing assembly; 6. a support rod; 7. a connecting rope; 8. fixing the sleeve plate; 9. a cover plate; 10. pulley block; 11. a spring; 12. a connecting rod; 13. a fixed shaft; 14. a measuring ruler; 15. a movable assembly.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, the utility model provides a pavement concrete slump detection device, which comprises a base 1, two fixing components 5 are respectively and fixedly installed at the front end and the rear end of the top of the base 1, two movable components 15 are respectively and movably sleeved in the two fixing components 5, two fixing columns 2 are respectively and fixedly installed at the front end and the rear end of the top of the base 1, two connecting rods 12 are respectively and fixedly installed at one side of the two fixing columns 2, two springs 11 are respectively and fixedly installed at the bottom of the two connecting rods 12, two fixing shafts 13 are respectively and movably sleeved in the two springs 11, one side of the two connecting rods 12 is fixedly installed with a measuring cylinder 3, two supporting rods 6 are respectively and fixedly installed at the front end and the rear end of the top of the measuring cylinder 3, two connecting ropes 7 are respectively and fixedly installed at the top of the two supporting rods 6, a measuring ruler 14 is fixedly installed at the other side of the two connecting ropes 7, a cover plate 9 is fixedly installed at the top of the fixed column 2, a fixed sleeve 8 is fixedly installed at the bottom of the cover plate 9, two pulley blocks 10 are respectively and fixedly installed at the front end and rear end of the bottom of the fixed sleeve 8, one side of the two pulley blocks 2 is respectively and fixedly installed at two vertical grooves 12 are respectively and respectively formed in two vertical grooves 12.

The scheme is adopted: the fixed column 2 and the connecting rod 12 are movably connected with the fixed column 2 through the vertical groove, and the fixed column 2 and the connecting rod 12 are respectively distributed at the top and the middle of the measuring cylinder 3, so that the moving track of the measuring cylinder 3 is always in a vertical state, an operator can keep the vertical state when the measuring cylinder 3 is separated from concrete, the influence on the flow direction of the concrete when the measuring cylinder 3 moves is reduced, and the accuracy of a detection result is further improved.

As shown in fig. 1, 4 and 5, a fixed slot is formed in the top of the base 1, the fixed slot is matched with the bottom of the measuring ruler 14, a movable slot is formed in the top of the fixed component 5, the top of the movable component 15 is movable in the movable slot, a measuring slot is formed in one side of the measuring ruler 14, and the outer surface of the connecting rope 7 is movably penetrated with the outer surface of the fixed sleeve plate 8.

The scheme is adopted: when the bottom of dipperstick 14 is located the fixed slot inside at base 1 top, dipperstick 3 breaks away from the concrete completely, remove movable assembly 15 simultaneously for the bottom of movable assembly 15 is fixed state with the bottom of dipperstick 14, and the position of dipperstick 3 can not be downward this moment, and does not contact the concrete, makes the concrete slump not receive the interference, simultaneously, waits for the measurement tank that the concrete free fall process was seted up on one side of dipperstick 14 can also help the operator to carry out the measurement of slump, when not influencing the testing result, can also improve detection efficiency.

As shown in fig. 3, the bottoms of the two springs 11 are fixedly mounted with the top of the base 1, the tops of the two fixing shafts 13 are fixedly mounted with the bottom of the cover plate 9, the bottoms of the two fixing shafts 13 are fixedly mounted with the top of the base 1, and the interiors of the two supporting rods 6 and the two connecting rods 12 are respectively movably penetrated with the outer surfaces of the two fixing shafts 13.

The scheme is adopted: when the support rod 6 and the connecting rod 12 move, the measuring cylinder 3 can be in a stable and accurate vertical motion state through the position of the fixing shaft 13, and meanwhile, the fixing shaft 13 can also support the spring 11 to avoid excessive deformation when the connecting rod 12 is driven to move, so that the stability of the device is further improved.

As shown in fig. 1 and 4, the inside of the fixed sleeve plate 8 is movably sleeved with the measuring ruler 14, one side of the fixed sleeve plate 8 is fixedly installed with one sides of the two fixed columns 2, an arc groove is formed in the bottom of the fixed sleeve plate 8, a limiting ring 4 is fixedly installed at the bottom of the outer surface of the measuring cylinder 3, and the top of the limiting ring 4 is matched with the arc groove.

The scheme is adopted: the fixed column 2 is connected with the fixed sleeve plate 8 for the top and the bottom of fixed sleeve plate 8 all are fixed state, make the operator when pulling dipperstick 14, can be more stable, make the position of fixed sleeve plate 8 can not take place deformation, simultaneously, stop collar 4 makes the measuring cylinder 3 can not excessively rise, thereby improves the live time of device.

The working principle and the using flow of the utility model are as follows:

the operator firstly places the device on the horizontal bottom surface, then can pour concrete into the measuring cylinder 3, when the pouring work is finished, the measuring cylinder 3 can be lifted up vertically, at the moment, the measuring rule 14 is pulled downwards, at the moment, the measuring rule 14 can drive the connecting rope 7 to enter the working state at the same time, because the supporting rod 6 is positioned in the vertical groove, the vertical groove is in a vertical state, all structures positioned in the vertical groove can only be in a vertical movement state, at the moment, the connecting rope 7 pulls the measuring cylinder 3 to move vertically upwards through the supporting rod 6, at the moment, the inner wall of the measuring cylinder 3 starts to be separated from the concrete, when waiting for the bottom of the measuring rule 14 to be positioned in the fixed groove at the top of the base 1, the measuring cylinder 3 is completely separated from the concrete, at the same time, the movable component 15 is moved, the bottom of the movable component 15 and the bottom of the measuring rule 14 are in a fixed state, the position of the measuring cylinder 3 can not be downward and does not contact with concrete, so that the slump of the concrete is not disturbed, meanwhile, after the free falling process of the concrete is finished, the measuring ruler 14 can help an operator to measure the slump, after the measuring result is recorded, the concrete at the top of the base 1 is cleaned, the movable component 15 is moved, the movable component 15 is not fixed with the measuring ruler 14, the spring 11 pulls the measuring cylinder 3 to vertically fall through the connecting rod 12, meanwhile, the position of the connecting rod 12 not only plays a role of connecting the spring 11 with the position of the measuring cylinder 3, further, when the measuring cylinder 3 moves, the supporting rod 6 and the connecting rod 12 respectively fix the top and the middle of the measuring cylinder 3, the device can stably lift and fall in the vertical direction, and meanwhile, the flow direction of the slump of the concrete can not be influenced, further guaranteed the accuracy of the rigor and the measuring result of work, through the pulling of spring 11, can make the bottom of measuring cylinder 3 be located the top of base 1 all the time for the operator can carry out the measuring work of next time at any time, has improved the efficiency of work simultaneously.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pavement concrete slump detection device, includes base (1), its characterized in that: two fixed components (5) are respectively fixedly installed at the front end and the rear end of the top of the base (1), two movable components (15) are respectively movably sleeved in the two fixed components (5), two connecting ropes (7) are respectively fixedly installed at the front end and the rear end of the top of the base (1), two connecting rods (12) are respectively fixedly installed at one side of each connecting rod (2), two springs (11) are respectively fixedly installed at the bottom of each connecting rod (12), two fixed shafts (13) are respectively movably sleeved in the springs (11), two measuring cylinders (3) are respectively fixedly installed at one side of each connecting rod (12), two supporting rods (6) are respectively fixedly installed at the front end and the rear end of each measuring cylinder (3), two connecting ropes (7) are respectively fixedly installed at the top of each supporting rod (6), two ruler (14) are respectively fixedly installed at the other side of each connecting rope (7), cover plates (9) are respectively fixedly installed at the top of each connecting rod (2), and two pulley blocks (8) are fixedly installed at the bottom of each cover plates (9).

2. The pavement concrete slump detection apparatus according to claim 1, wherein: the top of base (1) has seted up the fixed slot, fixed slot and the bottom looks adaptation of dipperstick (14), the movable groove has been seted up at the top of fixed subassembly (5), the top of movable subassembly (15) moves in the inside of movable groove.

3. The pavement concrete slump detection apparatus according to claim 1, wherein: the bottoms of the two springs (11) are fixedly arranged at the top of the base (1), the tops of the two fixed shafts (13) are fixedly arranged at the bottom of the cover plate (9), the bottoms of the two fixed shafts (13) are fixedly arranged at the top of the base (1), and the interiors of the two supporting rods (6) and the two connecting rods (12) are respectively movably penetrated with the outer surfaces of the two fixed shafts (13).

4. The pavement concrete slump detection apparatus according to claim 1, wherein: two vertical grooves are respectively formed in one side of each fixing column (2), and the two supporting rods (6) and the two connecting rods (12) are respectively movable in the two vertical grooves.

5. The pavement concrete slump detection apparatus according to claim 1, wherein: the inside of fixed sleeve board (8) is cup jointed with dipperstick (14) activity, one side of fixed sleeve board (8) with two one side fixed mounting of fixed column (2), be the circular arc groove has been seted up to the bottom of fixed sleeve board (8).

6. The pavement concrete slump detection apparatus according to claim 5, wherein: the bottom of the outer surface of the measuring cylinder (3) is fixedly provided with a limiting ring (4), and the top of the limiting ring (4) is matched with the circular arc groove.

7. The pavement concrete slump detection apparatus according to claim 1, wherein: one side of the measuring ruler (14) is provided with a measuring groove, and the outer surface of the connecting rope (7) is movably penetrated with the outer surface of the fixed sleeve plate (8).