CN213148654U - Automatic rapid test device for compact loose bulk density of coarse aggregate - Google Patents
Automatic rapid test device for compact loose bulk density of coarse aggregate Download PDFInfo
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- CN213148654U CN213148654U CN202022199680.8U CN202022199680U CN213148654U CN 213148654 U CN213148654 U CN 213148654U CN 202022199680 U CN202022199680 U CN 202022199680U CN 213148654 U CN213148654 U CN 213148654U
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Abstract
The utility model relates to an automatic rapid test device for the compact loose bulk density of coarse aggregates, which comprises a middle flat plate, wherein the two sides of the middle flat plate are symmetrically provided with a weighing and leveling mechanism, the weighing and leveling mechanism comprises a base connected with the two sides of the middle flat plate, a cross groove is arranged on the base, a cross support frame is arranged on the cross groove in parallel, the cross support frame can move along the cross groove all around, a volumetric cylinder is arranged on the cross support frame, the bottom of the volumetric cylinder is provided with a gravity sensor, a rotating rod is vertically arranged on the base beside the cross groove, a leveling rod is arranged at the upper end of the rotating rod, the leveling rod is parallel to the opening of the volumetric cylinder, the lower side surface of the leveling rod is arranged in parallel with the opening of the volumetric cylinder, a support rod is vertically arranged on the middle flat plate, a distributor is arranged on the support rod, the discharge port of the distributor faces the, the discharge port of the distributor is provided with a discharge hopper, and the two sides of the discharge hopper are provided with striker plates.
Description
Technical Field
The utility model relates to a building material test detection area, concretely relates to automatic quick test device of the inseparable loose packing density of coarse aggregate.
Background
The building materials need to be detected by a sampling test to judge whether the material quality reaches the standard. Taking construction pebbles and gravels (coarse aggregate) as an example, whether the pebbles and gravels reach the standard or not is detected (GB/T14685-2011), sampling is needed to detect the weight and the loose bulk density (namely the loose bulk void ratio or the void ratio). The existing sample is completely processed manually: that is, the sample is manually placed on a flat plate and piled in a pile, and then the pile is roughly divided into equal parts along two diameters perpendicular to each other, and the pile is manually re-stirred (evenly mixed) and piled again, which consumes a lot of manpower.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an automatic quick test device of the inseparable loose bulk density of coarse aggregate, simple structure, the manpower of having saved of very big degree.
In order to solve the technical problem, the utility model discloses a following technical scheme can realize: an automatic rapid test device for the tight loose bulk density of coarse aggregates comprises a middle flat plate, wherein weighing and leveling mechanisms are symmetrically arranged on two sides of the middle flat plate, each weighing and leveling mechanism comprises a base connected with two sides of the middle flat plate, a cross groove is formed in the upper surface of the base, a cross support frame is arranged on the cross groove in parallel, the cross support frame can move along the cross groove in the front-back direction and the left-right direction, a volume cylinder is arranged on the upper surface of the cross support frame, a gravity sensor is arranged at the bottom of the volume cylinder, a rotating rod is vertically arranged on the base beside the cross groove, a leveling rod is arranged at the upper end of the rotating rod and is parallel to the cylinder opening of the volume cylinder, the lower side surface of the leveling rod is arranged in parallel and level with the cylinder opening of the volume cylinder, a support rod is vertically arranged on the middle flat plate, a distributor is arranged on the support rod, the discharge opening of, the both sides of lower hopper set up the striker plate, the discharge gate of lower hopper is binding off the form, the discharge gate of lower hopper is located the volumetric cylinder directly over.
Furthermore, the gravity sensor is positioned on the base and is arranged close to the center of the cross groove.
Furthermore, the rotating rod is vertically arranged on the outer side of the base.
Furthermore, the distributor is a quartering device, and a discharge hole of the discharging hopper is positioned above the upper side surface of the leveling rod.
Still further, the silo of hopper down be from the discharge gate of tripper to the ladder groove that the discharge gate of hopper reduces in proper order down.
Furthermore, the bottom sides of the four end parts of the cross-shaped support frame are provided with support plates, the support plates are arranged at the four groove ends of the cross-shaped groove, and the support plates can move back and forth along the cross-shaped groove.
Compared with the prior art, the utility model discloses can obtain including following technological effect: through the utility model discloses a manpower has been saved of the inseparable loose bulk density automatic test device of coarse aggregate very big degree.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
FIG. 1 is a perspective view of the present invention;
fig. 2 is a structural diagram of the discharging hopper of the present invention.
The specific implementation mode is as follows:
embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
An automatic rapid test device for the tight loose bulk density of coarse aggregates comprises a middle flat plate 10, wherein weighing leveling mechanisms 20 are symmetrically arranged on two sides of the middle flat plate 10, each weighing leveling mechanism 20 comprises a base 21 connected to two sides of the middle flat plate 10, a cross groove 22 is formed in the upper surface of each base 21, a cross support frame 23 is arranged on each cross groove 22 in parallel, each cross support frame 23 can move along each cross groove 22 in a front-back and left-right mode, a capacity cylinder 24 is arranged on each cross support frame 23, a gravity sensor 50 is arranged at the bottom of each capacity cylinder 24, a rotating rod 25 is vertically arranged on each base 21 beside each cross groove 22, a leveling rod 26 is arranged at the upper end of each rotating rod 25, each leveling rod 26 is parallel to the opening of each capacity cylinder 24, the lower side surface of each leveling rod 26 is parallel to the opening of each capacity cylinder 24, a support rod 30 is vertically arranged on the middle flat plate 10, a distributor 40 is arranged, the discharge gate orientation of tripper 40 the nozzle of volumetric cylinder 24, the discharge gate of tripper 40 is provided with down hopper 41, the both sides of lower hopper 41 set up striker plate 41a, the discharge gate of lower hopper 41 is binding off and describes, the discharge gate of lower hopper 41 is located volumetric cylinder 24 directly over.
Further, the gravity sensor 50 is located on the base 21 near the center of the cross-shaped slot 22.
Namely, four telescopic pressure sensors are symmetrically arranged in the base 21.
Further, the rotating rod 25 is vertically arranged on the outer side of the base 21.
Further, the distributor 40 is a quartering device, and the discharge port of the discharge hopper 41 is located above the upper side surface of the leveling rod 26.
Still further, the trough of the lower hopper 41 is a stepped trough which is sequentially lowered from the discharge port of the distributor 40 to the discharge port of the lower hopper 41.
Furthermore, support plates 23a are arranged at the bottom sides of the four ends of the cross support frame 23, the support plates 23a are arranged at the four groove ends of the cross groove 22, and the support plates 23a can move back and forth along the cross groove 22.
The utility model discloses an automatic quick test device of inseparable loose bulk density of coarse aggregate, set up cross recess 22 on base 21, set up cross support frame 23 on the cross recess 22, capacity section of thick bamboo 24 erects on cross support frame 23, and cross support frame 23 arranges the direction round trip movement along cross recess 22 like this, constitutes four-way reciprocating motion device to stir the coarse aggregate in the capacity section of thick bamboo 24 above that. The bottom of the volumetric cylinder 24 is provided with a gravity sensor 50, preferably, the bottom of the volumetric cylinder 24 is symmetrically provided with four groups of gravity sensors 50 by the center of the bottom of the volumetric cylinder, so that the weight measurement precision is higher, and the gravity sensors 50 can be telescopic pressure sensors. Since the weight of the volumetric cylinder 24 is known, the weight of the coarse aggregate falling into the volumetric cylinder 24 can be measured by the gravity sensor 50, the volumetric cylinder 24 can transversely sweep and level the coarse aggregate in the volumetric cylinder 24 through the rotation of the leveling rod 26 which is arranged by taking the rotating rod 25 as a rotating shaft center, namely, the leveling rod 26 and the rotating rod 25 form a transverse sweeping and leveling device, so as to obtain the empty volume rate of the coarse aggregate in the volumetric cylinder 24, namely the loose bulk density of the coarse aggregate. Further, a motor is connected with the supporting plate 23a in the base 21, a cam rotating linear mechanism is arranged on a motor shaft of the motor, the motor rotates to drive the supporting plate 23a to move back and forth along the length direction of the cross groove 22, and the back and forth movement is performed along the cross groove 22 in a back and forth and left and right sequential back and forth movement mode, so that a four-way reciprocating device is formed. More specifically, the volumetric cylinder 24 is fixedly installed on the upper side of the cross support frame 23, and thus is constructed to be connected to the cross recess 22 of the four-way reciprocating device through the support plate 23 a. Still further specifically, the side sets up the buckle on the cross support frame 23, and the volumetric cylinder 24 bobbin base sets up the draw-in groove, and the cross support frame 23 passes through the detachable rigid coupling mode installation volumetric cylinder 24 of buckle draw-in groove. The horizontal sweeping and leveling device composed of the leveling rod 26 is installed above the base 21, and a striker plate 41a is arranged on a lower hopper 41 additionally installed on the front section of the quartering device, so that the function of preventing scattering materials is achieved. The utility model discloses a close loose bulk density automatic test device of coarse aggregate can throw the volume section of thick bamboo and stir through four-way reciprocating motion device when using to utilize and sweep the device and trowel, and cooperate gravity sensor 50 to measure, the manpower of having saved of very big degree.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the principles of the present invention may be applied to any other variations and modifications without departing from the spirit and scope of the present invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an automatic quick test device of close loose bulk density of coarse aggregate, includes middle flat board (10), its characterized in that: the bilateral symmetry of middle flat board (10) is provided with the floating mechanism of weighing (20), floating mechanism of weighing (20) including connecting in base (21) of middle flat board (10) both sides, cross recess (22) have been seted up on base (21), parallel arrangement has cross support frame (23) on cross recess (22), cross support frame (23) along cross recess (22) around can move, be provided with capacity section of thick bamboo (24) above cross support frame (23), capacity section of thick bamboo (24) bobbin base sets up gravity sensor (50), lie in cross recess (22) side on base (21) and vertically put dwang (25), the upper end of dwang (25) is provided with floating rod (26), floating rod (26) be parallel with the nozzle of capacity section of thick bamboo (24), the downside of floating rod (26) is arranged with the nozzle parallel and level of capacity section of thick bamboo (24), middle flat board (10) on vertically put bracing piece (30), be provided with tripper (40) on bracing piece (30), the discharge gate orientation of tripper (40) the nozzle of capacity section of thick bamboo (24), the discharge gate of tripper (40) is provided with down hopper (41), the both sides of lower hopper (41) set up striker plate (41a), the discharge gate of lower hopper (41) is binding off the form, the discharge gate of lower hopper (41) is located capacity section of thick bamboo (24) directly over.
2. The automatic rapid testing device for the tight loose bulk density of coarse aggregate according to claim 1, characterized in that: the gravity sensor (50) is positioned on the base (21) and is arranged close to the center of the cross groove (22).
3. The automatic rapid testing device for the tight loose bulk density of coarse aggregate according to claim 1, characterized in that: the rotating rod (25) is vertically arranged on the outer side of the base (21).
4. The automatic rapid testing device for the tight loose bulk density of coarse aggregate according to claim 1, characterized in that: the distributor (40) is a quartering device, and a discharge hole of the discharging hopper (41) is positioned above the upper side surface of the leveling rod (26).
5. The automatic rapid testing device for the tight loose bulk density of coarse aggregates according to claim 1 or 4, characterized in that: the trough of hopper (41) down be from the discharge gate of tripper (40) to the ladder groove that the discharge gate of hopper (41) reduces in proper order down.
6. The automatic rapid testing device for the tight loose bulk density of coarse aggregate according to claim 1, characterized in that: supporting plates (23a) are arranged on the bottom sides of the four end parts of the cross supporting frame (23), the supporting plates (23a) are arranged at the four groove ends of the cross groove (22), and the supporting plates (23a) can move back and forth along the cross groove (22).
Priority Applications (1)
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CN202022199680.8U CN213148654U (en) | 2020-09-29 | 2020-09-29 | Automatic rapid test device for compact loose bulk density of coarse aggregate |
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CN202022199680.8U CN213148654U (en) | 2020-09-29 | 2020-09-29 | Automatic rapid test device for compact loose bulk density of coarse aggregate |
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CN213148654U true CN213148654U (en) | 2021-05-07 |
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