CN207650210U - Mortar coagulation time tester - Google Patents

Abstract

The utility model discloses a kind of mortar coagulation time testers, including supporting rod, fixed frame, test suite and transmission component；Supporting rod lower end is fixedly connected with pedestal, and fixed mount setting is in the upper end of supporting rod；Test suite includes that sliding bar and sliding cover；Sliding set is fixedly connected with fixed frame, and offers the slip hole that grafting is slid for sliding bar；Sliding bar lower end releasable connection has test point；Transmission component includes the transmission gear and driven gear being rotationally connected on fixed frame；Driven gear includes the large diameter gear and small-diameter gear of coaxial arrangement, and large diameter gear is engaged with transmission gear, and has a diameter larger than the diameter of transmission gear；The side wall of sliding set offers the window being connected to small-diameter gear, and sliding bar is provided with the rack engaged with small-diameter gear；By rotating transmission gear, make it that large diameter gear and small-diameter gear rotation, small-diameter gear be driven to drive sliding bar vertically to slide by being engaged with rack；To realize the gentle work of test point.

Description

Mortar coagulation time tester

Technical field

The utility model is related to mortar detection technique fields, more specifically, it relates to which a kind of mortar coagulation time measures Instrument.

Background technology

Mortar coagulation time tester is a kind of instrument, by handle, test point, and column, pedestal, pressure display unit, contact chip, Drill chuck, holder, main shaft, the compositions such as stop nut；The mortar stirred evenly is packed into die trial first when use, it is flat from suitable for reading About 10 mm of face is smoothed out, and mortar surface bleeding is not removed, die trial is placed on disk, at this time reset pressure display unit, then grasps Author is exerted pressure compression bar with hand vertically downward, within 10 second time by test point slowly and equably vertical injection sand fills 25mm, At this moment it is first time measured value shown on pressure display unit, while stop nut is transferred to appropriate location, decontrols compression bar, test point exists It resets under spring-force driven dual and is repeated once by per half an hour, be changed to measure once, directly for 15 minutes when Resistance Value reaches 0.3MPa Until Resistance Value reaches 0.7MPa.

The Chinese utility model patent of Publication No. CN203551434U discloses a kind of mortar coagulation time tester, Composition includes：Pedestal, the pedestal are connect with column, and the column is connect with handle, and the column is connect with holder, Main shaft is connect across the holder with the handle, and stop nut is equipped on the main shaft, in the main shaft Lower end is equipped with drill chuck, and the drill chuck is connect with contact chip, and test point passes through the contact chip and the drill chuck Connection, pressure display unit is equipped on the pedestal.

Due to the limited length of compression bar, when pushing test point downward using its pushing, test point rate and hand push fixed handle Speed it is smaller；Therefore, it during test point is inserted into die trial, is easy to make the speed of test point because of operating personnel's misoperation Change too fast, it is difficult to accomplish slowly uniformly, to affect measurement accuracy.

Utility model content

For the deficiency that the prior art arrives, the utility model aim is to provide a kind of mortar coagulation time tester, tool Have the characteristics that test point movement is continuous gentle.

To achieve the above object, this experiment is novel provides the following technical solutions：

A kind of mortar coagulation time tester, including

Supporting rod, supporting rod lower end are fixedly connected with pedestal, and pressure display unit is equipped in pedestal upper surface；

Fixed frame, fixed mount setting is in the upper end of supporting rod, and the length direction of the vertical fixed frame of its extending direction；

Test suite, it is characterised in that：Test suite includes that sliding bar and sliding cover；Sliding set is fixedly connected with fixed frame, And offer the slip hole that grafting is vertically slid for sliding bar；Sliding bar lower end releasable connection has test point；

Transmission component, transmission component include the transmission gear and driven gear being rotationally connected on fixed frame；Driven tooth Wheel includes the large diameter gear and small-diameter gear of coaxial arrangement, and large diameter gear is engaged with transmission gear, and has a diameter larger than driving cog The diameter of wheel；The side wall of sliding set offers window be connected to small-diameter gear, slide bar be provided with along its length with it is small The rack of diameter gear engagement.

So set, by rotating transmission gear, make it that large diameter gear and small-diameter gear rotation, small-diameter gear be driven to pass through It engages that sliding bar is driven vertically to slide with rack；To realize the gentle work of test point.

Further setting：Sliding bar lower end is provided with the test point hole that grafting is slid for test point, is arranged on sliding bar limited The locating part of test point sliding processed.

So set, by the way that test point sliding is plugged in test point hole and is fixed by locating part, convenient for the first fixed of test point Position and replacement.

Further setting：Locating part is stop screw；The side wall of sliding bar, which is offered, to be connected to test point hole, for connecting limit The threaded hole of position screw；The bottom end of stop screw is abutted with the outer circumference surface of test point.

So set, being fixed to test point using stop screw, convenient for carrying out just positioning and dismounting to test point.

Further setting：The one end of fixed frame far from sliding set is provided with rod set, and rod set is offered inserts for supporting rod sliding The restricted fastener that it slides along supporting rod is arranged in rod set in the sets of holes connect.

So set, the height by being pre-adjusted fixed frame, can shorten the stroke that sliding bar glides, to reduce sliding Swing when bar glides, improves the measurement accuracy of test point.

Further setting：Fastener is trip bolt；The side wall of rod set, which is offered, to be connected to sets of holes, for connecting limit spiral shell The threaded hole of nail；The bottom end of stop screw is abutted with the peripheral surface of supporting rod.

So set, by being fastened to supporting rod and fixed frame with stop screw, supported convenient for adjusting fixed frame Position on bar, easy to operate, connection is reliable.

Further setting：Through-hole one and through-hole two are offered on the fixed frame, the transmission gear is fixedly connected with slotting It is connected to the shaft one of the through-hole one；The large diameter gear is fixedly connected with the small-diameter gear by shaft two, the shaft Through-hole two described in two grafting.

So set, transmission gear and driven gear are fixed on fixed frame using the relationship of hole and axis, it is simple in structure Reliably.

Further setting：One one end of shaft is connected with the rocking bar for rotating transmission gear.

It is arranged such：By fixing rocking bar in one one end of shaft, convenient for rotation driving wheel, reach labour-saving effect.

Further setting：Rocking bar is in the Z-shaped setting of straight corner, and one end is fixedly connected with shaft one, other end rotation connection There is handle.

So set, further reaching labour-saving effect by the way that handle is arranged convenient for holding and operating rocking bar.

In summary：By rotating transmission gear, make it that large diameter gear and small-diameter gear rotation, small-diameter gear be driven to pass through It engages that sliding bar is driven vertically to slide with rack；To realize that the straight line for being converted into test point by gear is transported Dynamic, the cooperation of gear set has further subtracted the rate of test point, it is made to be easy the rate of held stationary；By being pre-adjusted fixed frame Height, can shorten sliding bar glide stroke, to reduce sliding bar glide when swing, further increase the measurement of test point Precision.

Description of the drawings

Fig. 1 is the structural schematic diagram of mortar coagulation time tester；

Fig. 2 is the side view of mortar coagulation time tester, the meshing relation for indicating large diameter gear and small-diameter gear；

Fig. 3 is the structural schematic diagram that bar and fixed frame are slid in mortar coagulation time tester.

In figure：1, supporting rod；2, pedestal；3, fixed frame；4, test suite；4.1, bar is slid；4.2, sliding set；5, it slides Hole；6, test point；7, transmission component；7.1, transmission gear；7.2, driven gear；7.21, large diameter gear；7.22, small-diameter gear；8、 Window；9, rack；10, test point hole；11, locating part；12, threaded hole one；13, rod set；14, sets of holes；15, fastener；16, screw thread Hole two；17, through-hole one；18, through-hole two；19, shaft one；20, shaft two；21, rocking bar；22, handle；23 pressure display units；24、 Stop nut；25, reinforcing rib.

Specific implementation mode

Mortar coagulation time tester is described further referring to figs. 1 to Fig. 3.

A kind of mortar coagulation time tester is fixed with pedestal 2 on operation console as depicted in figs. 1 and 2, pedestal 2 it is upper End face is placed with pressure display unit 23；It is connected with cylindrical supporting rod 1 on pedestal 2, and is fixed by reinforcing rib 25；It is propping up On the peripheral surface of strut 1 sliding be plugged with rod set 13, be arranged on the peripheral surface of rod set 13 restricted its slid along supporting rod 1 it is tight Firmware 15；Rod set 13 is fixedly connected with fixed frame 3, and fixed frame 3 is divided to two to be in horizontally disposed holder, transmission is provided on holder Component 7；The one end of fixed frame 3 far from rod set 13 is fixedly connected with test suite 4.

Test suite 4 includes covering 4.2 with graduated sliding bar 4.1 and with 3 fixed sliding of fixed frame；It is sliding in conjunction with Fig. 3 Move set 4.2 and offer and vertically slide the slip hole 5 of grafting for sliding bar 4.1, offered on the side wall of sliding set 4.2 and Slide the window 8 that bar 4.1 is connected to；The side that window 8 is connected in sliding bar 4.1 is provided with rack 9；In the lower end of sliding bar 4.1 6 hole of test point for sliding grafting for test point 6 is offered, the locating part that the restricted test point 6 slides is set on sliding bar 4.1 11。

Transmission component 7 is as depicted in figs. 1 and 2, including transmission gear 7.1 and driven gear 7.2, and driving wheel connects shaft one 19, one 19 both ends of shaft are plugged on the through-hole 1 for being set to chord frame；It is fixedly connected with rocking bar 21 in one 19 one end of shaft, Rocking bar 21 is fixed in the Z-shaped setting and one end of straight corner in shaft 1, and the other end is rotatablely connected handle 22；Driven gear 7.2 include the large diameter gear 7.21 and small-diameter gear 7.22 of coaxial arrangement, is both connected in shaft 2 20；Large diameter gear 7.21 with Transmission gear 7.1 engages, and the two is located at holder side, and has a diameter larger than the diameter of transmission gear 7.1；Small-diameter gear 7.22 It is engaged between two holders, and with rack 9；It is threadedly coupled in the one end far from rocking bar 21 of shaft 1 and 2 20 both ends of shaft There is stop nut 24.

As shown in Figures 2 and 3, locating part 11 be stop screw, sliding bar 4.1 side wall offer be connected to 6 hole of test point, Threaded hole for connecting stop screw；The bottom end of stop screw is abutted with the outer circumference surface of test point 6；Fastener 15 is fastening spiral shell Nail；The side wall of rod set 13 offers and the connection of sets of holes 14, the threaded hole for connecting trip bolt；The bottom end of trip bolt and branch The peripheral surface of strut 1 abuts.

Operation principle：When test, first die trial is placed on pressure display unit 23, release stop screw, mobile rod set 13, slightly Fixed frame 3 is adjusted to make test point 6 close to die trial at a distance from die trial；Stop screw, rotational handle 22 are tightened, transmission gear 7.1 rotates And drive driven gear 7.2,7.22 drive rack 9 of small-diameter gear along 5 downward gentle movement of slip hole make test point 6 contact die trial into Row pressure test；After test, rotating backward handle 22 makes 4.1 return of sliding bar.

The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (8)

1. a kind of mortar coagulation time tester, including

Supporting rod（1）, the supporting rod（1）Lower end is fixedly connected with pedestal（2）, in the pedestal（2）Upper surface is equipped with pressure Display；

Fixed frame（3）, the fixed frame（3）It is horizontally placed on the supporting rod（1）On；

Test suite（4）, it is characterised in that：The test suite（4）Including sliding bar（4.1）It is covered with sliding（4.2）；The cunning Move set（4.2）It is fixedly connected with the fixed frame（3）, and offer for the sliding bar（4.1）Vertically sliding grafting Slip hole（5）；The sliding bar（4.1）Lower end releasable connection has test point（6）；

Transmission component（7）, the transmission component（7）Including being rotationally connected with the fixed frame（3）On transmission gear（7.1） And driven gear（7.2）；The driven gear（7.2）Large diameter gear including coaxial arrangement（7.21）And small-diameter gear （7.22）, the large diameter gear（7.21）With the transmission gear（7.1）Engagement, and have a diameter larger than the transmission gear （7.1）Diameter；The sliding set（4.2）Side wall offer and the small-diameter gear（7.22）The window of connection（8）, described Slide bar（4.1）It is provided with along its length and the small-diameter gear（7.22）The rack of engagement（9）.

2. mortar coagulation time tester according to claim 1, it is characterised in that：The sliding bar（4.1）Lower end is set It is equipped with for the test point（6）Slide the test point of grafting（6）Hole, in the sliding bar（4.1）The upper restricted test point of setting（6） The locating part of sliding（11）.

3. mortar coagulation time tester according to claim 2, it is characterised in that：The locating part（11）To limit spiral shell Nail；The sliding bar（4.1）Side wall offer and the test point（6）Hole connection, the screw thread for connecting the stop screw Kong Yi（12）；The bottom end of the stop screw and the test point（6）Outer circumference surface abut.

4. mortar coagulation time tester according to claim 3, it is characterised in that：The fixed frame（3）Far from described Sliding set（4.2）One end be provided with rod set（13）, the rod set（13）It offers for the supporting rod（1）Slide the set of grafting Hole（14）, the rod set（13）It is upper setting it is restricted its along the supporting rod（1）The fastener of sliding（15）.

5. mortar coagulation time tester according to claim 4, it is characterised in that：The fastener（15）To fasten spiral shell Nail；The rod set（13）Side wall offer and the sets of holes（14）Connection, the threaded hole two for connecting the trip bolt （16）；The bottom end of the stop screw and the supporting rod（1）Peripheral surface abut.

6. mortar coagulation time tester according to claim 1, it is characterised in that：The fixed frame（3）On offer Through-hole one（17）With through-hole two（18）, the transmission gear（7.1）It is fixedly connected with and is plugged in the through-hole one（17）Shaft One（19）；The large diameter gear（7.21）With the small-diameter gear（7.22）Pass through shaft two（20）It is fixedly connected, the shaft Two（20）Through-hole two described in grafting（18）.

7. mortar coagulation time tester according to claim 6, it is characterised in that：The shaft one（19）One end connects It is useful for rotating the transmission gear（7.1）Rocking bar（21）.

8. mortar coagulation time tester according to claim 7, it is characterised in that：The rocking bar（21）In straight corner Z-shaped setting, one end are fixedly connected with the shaft one（19）, the other end is rotatably connected to handle（22）.