CN210269503U

CN210269503U - Slump measuring instrument

Info

Publication number: CN210269503U
Application number: CN201920795202.8U
Authority: CN
Inventors: 李玲; 严嘉; 陈建锋
Original assignee: Zhejiang Zhonghong Construction Co Ltd
Current assignee: Zhejiang Zhonghong Construction Co Ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-04-07
Anticipated expiration: 2029-05-29

Abstract

The utility model belongs to the technical field of the technique that the concrete was detected is built in room and specifically relates to a slump measuring apparatu is related to, including base, first barrel, second barrel and actuating mechanism, the base has seted up the groove of sliding in first barrel and second barrel both sides in opposite directions, actuating mechanism includes first sliding frame, second sliding frame, accommodate the lead screw and driving piece, first sliding frame sets firmly keeps away from second barrel one side at first barrel, and slides in the inslot that slides, the second sliding frame sets firmly keeps away from first barrel one side at the second barrel, and slides in the inslot that slides, accommodate the lead screw rotates along sliding groove length direction and connects on the base, and accommodate the lead screw both sides set up reverse screw thread and both ends respectively with first sliding frame and second sliding frame threaded connection, the driving piece sets firmly on accommodate the lead screw in base one side. The utility model discloses the effect of the slump that can accurate measurement concrete has.

Description

Slump measuring instrument

Technical Field

The utility model belongs to the technical field of the technique that the concrete was detected is built in room and specifically relates to a slump measuring apparatu is related to.

Background

The slump of concrete mainly refers to the plasticizing performance and the pumpability of concrete, and factors influencing the slump of concrete mainly include grading change, water content, weighing deviation of a weighing apparatus and the dosage of an additive, and are easily ignored, the temperature of cement and the like. Concrete slump is a standard for judging the easiness of concrete construction in actual construction, if the slump is large, segregation of mixture is easy to cause, if the slump is too small, difficulty is brought to construction, and the concrete slump is usually measured by a slump measuring instrument.

The existing slump measuring instrument (as shown in fig. 1) enables a first cylinder 201 and a second cylinder 202 to be abutted and combined into a measuring cylinder 2 to be placed on a base 1, concrete 14 is poured into the measuring cylinder 2 from the upper end of the measuring cylinder 2 until the measuring cylinder 2 is filled, the first cylinder 201 and the second cylinder 202 are enabled to slip and separate from the concrete 14 in the opposite direction by pulling a first handle 15 and a second handle 16, the concrete 14 is made to slump, the height of the measuring cylinder 2 and the height of the concrete 14 after the slump are measured by a ruler, and a slump value is calculated.

The above prior art solutions have the following drawbacks: because the measuring cylinder is dismantled by pulling the first handle and the second handle through the hand, hand shake has great influence to the slump that can be to the concrete in the dismantlement in-process to lead to measuring inaccurate.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a slump measuring apparatu can accurate slump who measures the concrete.

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

the utility model provides a slump measuring apparatu, includes base, first barrel, second barrel and actuating mechanism, the base has seted up the groove of sliding in first barrel and second barrel both sides in opposite directions, actuating mechanism includes first slip frame, second slip frame, accommodate the lead screw and driving piece, first slip frame sets firmly keeps away from second barrel one side at first barrel, and slides in the inslot that slides, the second slides the frame and sets firmly and keeps away from first barrel one side at the second barrel, and slides in the inslot that slides, accommodate the lead screw rotates along the groove length direction that slides and connects on the base, and accommodate the lead screw both sides seted up reverse screw thread and both ends respectively with first slip frame and second slip frame threaded connection, the driving piece sets firmly on accommodate the lead screw in base one side.

Through adopting above-mentioned technical scheme, adjust the lead screw through rotating and let first barrel and second barrel slide mutually on the back of the body and then break away from each other, it is not accurate because of factors such as hand trembles when having got rid of hand pulling first barrel and second barrel and breaking away from each other to lead to the measuring result, makes the measuring result more accurate.

The utility model discloses further set up to: first barrel and second barrel have all set firmly the guide block in the both ends of carrying on the back one side mutually, have seted up the guide way on the base, and the guide block slides in the guide way.

Through adopting above-mentioned technical scheme, the setting up of guide block and guide way has increased the stability when first barrel and second barrel slide.

The utility model discloses further set up to: a sealing gasket is arranged at the joint of the first barrel and the second barrel.

Through adopting above-mentioned technical scheme, sealed setting up of filling up has prevented the outer hourglass of concrete.

The utility model discloses further set up to: first barrel sets firmly with second barrel laminating department and is no less than two to the joint post, second barrel and first barrel laminating department seted up with the joint post one-to-one to the joint groove, joint post joint is in the joint inslot.

Through adopting above-mentioned technical scheme, the cooperation setting in joint post and joint groove makes the cooperation that can inseparabler between first barrel and the second barrel prevent that the concrete from leaking outward.

The utility model discloses further set up to: the base is provided with a measuring mechanism, the measuring mechanism comprises a measuring column and a measuring rod, the measuring column is vertically and fixedly arranged on the base, and the measuring rod is vertically connected to the measuring column in a sliding manner.

Through adopting above-mentioned technical scheme, measurement mechanism's setting is convenient to the measurement of concrete.

The utility model discloses further set up to: the measuring column is a cylindrical rod, the measuring rod is vertically connected to the measuring column in a sliding mode, and meanwhile the measuring rod can rotate on the measuring column.

Through adopting above-mentioned technical scheme, the rotation setting of measuring stick can rotate the measuring stick when pouring into the concrete, prevents that the measuring stick from keeping off the position of pouring into at the concrete.

The utility model discloses further set up to: and the measuring rod is in threaded connection with a fastening bolt, and the fastening bolt penetrates through the measuring rod and abuts against the measuring column.

Through adopting above-mentioned technical scheme, fastening bolt's setting has further guaranteed that the measuring stick can stabilize fixedly when needs are fixed.

The utility model discloses further set up to: the measuring column is provided with scales.

Through adopting above-mentioned technical scheme, the setting of scale can make things convenient for the operator reading, acquires data.

The utility model discloses further set up to: and one side of the measuring column, which is far away from the base, is fixedly provided with an anti-drop block.

Through adopting above-mentioned technical scheme, the setting up of anticreep piece has prevented that the measuring stick from excessively breaking away from the measurement post upwards sliding.

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

1. the driving mechanism drives the first cylinder body and the second cylinder body to be separated, so that external factors such as hand shaking are eliminated, and the measurement is more accurate;

2. the sealing gasket, the clamping column and the clamping groove are arranged between the first barrel and the second barrel;

3. the measuring mechanism and the like are arranged to facilitate measurement.

Drawings

Fig. 1 is a prior art schematic.

Fig. 2 is a schematic view of the overall structure of the present invention.

Fig. 3 is a schematic view of the open state of the measuring cylinder according to the present invention.

In the figure, 1, a base; 2. a measuring cylinder; 201. a first cylinder; 202. a second cylinder; 3. a drive mechanism; 301. a first sliding frame; 302. a second sliding frame; 303. adjusting the screw rod; 304. a drive member; 4. a guide block; 5. a guide groove; 6. a gasket; 7. a clamping column; 8. a clamping groove; 9. a measuring column; 10. a measuring rod; 11. fastening a bolt; 12. calibration; 13. an anti-drop block; 14. concrete; 15. a first handle; 16. a second handle.

Detailed Description

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

Referring to fig. 1, a slump measuring instrument disclosed by the present invention comprises a base 1 placed on the ground, a first barrel 201 and a second barrel 202 placed on the base 1, the first barrel and the second barrel form a measuring barrel 2 by abutting, the measuring barrel 2 is provided with a driving mechanism 3, the base 1 is provided with sliding grooves at two opposite sides of the first barrel 201 and the second barrel 202, the driving mechanism 3 comprises a first sliding frame 301 fixed at one side of the first barrel 201 far away from the second barrel 202 and sliding in the sliding groove, a second sliding frame 302 fixed at one side of the second barrel 202 far away from the first barrel 201 and sliding in the sliding groove, an adjusting screw 303 rotatably connected to the base 1 along the length direction of the sliding groove and a driving member 304 fixed at one side of the base 1 on the adjusting screw 303, the driving member 304 preferably selects a hand-twisting handle, two sides of the adjusting screw 303 are provided with reverse threads, and two ends are respectively in threaded connection with the first sliding frame 301 and the second sliding frame 302, let first barrel 201 and second barrel 202 slip mutually on the back and then break away from each other through rotating the regulation lead screw, it is not accurate because of factors such as hand trembles when having got rid of first barrel 201 of hand pulling and second barrel 202 and break away from each other to lead to the measuring result, makes measuring result more accurate.

Referring to fig. 2, the two ends of the first cylinder 201 and the second cylinder 202 on the opposite sides are both fixedly provided with the guide block 4, the base 1 is provided with the guide groove 5, the guide block 4 slides in the guide groove 5, and the guide block 4 and the guide groove 5 increase the stability of the first cylinder 201 and the second cylinder 202 when sliding; first barrel 201 and second barrel 202 laminating department are provided with sealed pad 6, sealed pad 6 is preferred to elastic rubber pad, sealed pad 6 has prevented concrete 14's outer hourglass, two laminating departments of first barrel 201 and second barrel 202 have all set firmly five joint posts 7, second barrel 202 and two body laminating departments of first barrel have seted up with 7 one-to-one of joint post to joint groove 8, 7 joints of joint post are in joint groove 8, the cooperation of joint post 7 and joint groove 8 makes between first barrel 201 and the second barrel 202 can be inseparable cooperation prevent concrete 14 outer hourglass more.

Referring to fig. 2, a measuring mechanism is arranged on a base 1, the measuring mechanism facilitates measurement of concrete 14, the measuring mechanism vertically and fixedly arranged on the base 1 comprises a measuring column 9 and a measuring rod 10 vertically connected to the measuring column 9 in a sliding manner, the measuring column 9 is a cylindrical rod, the measuring rod 10 can rotate on the measuring column 9 while sliding on the measuring column 9, the measuring rod 10 can rotate when the concrete 14 is poured in by rotating the measuring rod 10, the measuring rod 10 is prevented from being blocked at the position where the concrete 14 is poured in, a fastening bolt 11 is in threaded connection with the measuring rod 10, the fastening bolt 11 penetrates through the measuring rod 10 and abuts against the measuring column 9, and the fastening bolt 11 further ensures that the measuring rod 10 can be stably fixed when needing to be fixed; measure and seted up scale 12 on the post 9, scale 12 uses measuring stick 10 to be close to 1 one side butt of base and be zero scale 12 in measuring cylinder 2, and towards 1 scale 12 crescent of base, scale 12 can make things convenient for the operator's reading, acquires data, and measuring post 9 is kept away from 1 one side of base and has set firmly anticreep piece 13, and anticreep piece 13 has prevented that measuring stick 10 from upwards sliding excessively breaking away from measuring post 9.

The implementation principle of the embodiment is as follows: the first cylinder 201 and the second cylinder 202 are connected in an abutting mode to form the measuring cylinder 2 by rotating the driving piece 304, the fastening bolt 11 is unscrewed, the measuring rod 10 rotates along the measuring column 9 and rotates to a state that the measuring cylinder 2 is not blocked from pouring concrete 14, the fastening bolt 11 is screwed to fix the measuring rod 10, the concrete 14 is poured into the measuring cylinder 2, the measuring cylinder 2 is filled with the concrete 14, the first cylinder 201 and the second cylinder 202 slide oppositely by rotating the driving piece 304, the first cylinder 201 and the second cylinder 202 are separated, the concrete 14 collapses, the fastening bolt 11 is unscrewed, the measuring rod 10 is rotated to the position above the concrete 14, the measuring rod 10 slides to the position above the measuring rod 10, the lower end face of the measuring rod 10 is in contact with the concrete 14, the fastening bolt 11 is screwed, the numerical value on the scale 12 is read out, and the measurement of the slump is completed.

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 slump measuring apparatu, includes base (1), first barrel (201), second barrel (202) and actuating mechanism (3), its characterized in that: the base (1) is provided with sliding grooves on two opposite sides of the first cylinder (201) and the second cylinder (202), the driving mechanism (3) comprises a first sliding frame (301), a second sliding frame (302), an adjusting screw rod (303) and a driving piece (304), the first sliding frame (301) is fixedly arranged on one side of the first cylinder (201) far away from the second cylinder (202), and slides in the sliding groove, the second sliding frame (302) is fixedly arranged on one side of the second cylinder body (202) far away from the first cylinder body (201), and slides in the sliding groove, the adjusting screw rod (303) is arranged along the length direction of the sliding groove and is rotationally connected on the base (1), reverse threads are arranged on two sides of the adjusting screw rod (303) and two ends are respectively in threaded connection with the first sliding frame (301) and the second sliding frame (302), the driving piece (304) is fixedly arranged on the adjusting screw rod (303) at one side of the base (1).

2. The slump measuring instrument according to claim 1, wherein: first barrel (201) and second barrel (202) have all set firmly guide block (4) in the both ends of one side of the back of the body mutually, have seted up guide way (5) on base (1), and guide block (4) slide in guide way (5).

3. The slump measuring instrument according to claim 1, wherein: a sealing gasket (6) is arranged at the joint of the first cylinder (201) and the second cylinder (202).

4. The slump measuring instrument according to claim 1, wherein: first barrel (201) and second barrel (202) laminating department set firmly be no less than two joint post (7), second barrel (202) and first barrel (201) laminating department seted up with joint post (7) one-to-one to joint groove (8), joint post (7) joint is in joint groove (8).

5. The slump measuring instrument according to claim 1, wherein: the measuring device is characterized in that a measuring mechanism is arranged on the base (1), the measuring mechanism comprises a measuring column (9) and a measuring rod (10), the measuring column (9) is vertically and fixedly arranged on the base (1), and the measuring rod (10) is vertically connected to the measuring column (9) in a sliding manner.

6. The slump measuring instrument according to claim 5, wherein: the measuring column (9) is a cylindrical rod, the measuring rod (10) is vertically connected to the measuring column (9) in a sliding mode, and meanwhile the measuring rod (10) can rotate on the measuring column (9).

7. The slump measuring instrument according to claim 6, wherein: and the measuring rod (10) is in threaded connection with a fastening bolt (11), and the fastening bolt (11) penetrates through the measuring rod (10) and abuts against the measuring column (9).

8. The slump measuring instrument according to claim 7, wherein: the measuring column (9) is provided with scales (12).

9. The slump measuring instrument according to claim 8, wherein: and an anti-drop block (13) is fixedly arranged on one side of the measuring column (9) far away from the base (1).