JP2003149039A - Weighing support structure for large-sized silo - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a weighing support structure for a large-sized silo which has a function of supporting a large-sized silo in a vertical direction and in a horizontal direction in addition. SOLUTION: A lower fitting board 1 to be fitted to a base 2, a load cell 3 to be put on this lower board 1, and an upper fitting board 4 which is put on the top end of this load cell 3 and receives and fixes a large-sized silo, are provided. With a plurality of supporting bolts 6 standing from the lower board 1 penetrated into individual holes 15 of the upper board 4, the supporting bolts 6 projecting upwards from the holes 15 are screwed into nuts 18, and a slight gap is kept between each nut 18 and the upper board 4. Supporting bolts 10 which are screwed into the tapped holes of brackets 8 on the upper surface of the lower board 1 and are directed in a horizontal direction, are arranged so that their tips approach receiving metallic parts 7 fitted to the underside of the upper board 4, at positions which interpose a position between at which the load cell 3 is arranged, and a slight gap is kept between the tip of each of these supporting bolts 10 and the metallic parts 7.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a weighing support structure for a large silo that supports the large silo via a load cell.

[0002]

2. Description of the Related Art Conventionally, there is known a supporting structure for weighing, which supports a large silo, in which powder particles such as cement are put, via a load cell. This is to ensure that the weight of the large silo is accurately transmitted to the load cell. Must be a structure that can be supported by. In other words, if the large silo is completely restrained vertically and horizontally, the weight of the large silo will not be transmitted to the load cell, and the large silo will be supported vertically and horizontally to the extent that it does not fall due to shaking due to an earthquake. It is the current situation.

Therefore, as a structure for supporting the large silo in the vertical and horizontal directions to the extent that the large silo does not fall down due to shaking due to an earthquake or the like, specifically, in the load cell disposition portion located at the lower end of the large silo, The load is supported so that it acts on the load cell, and a horizontal turnbuckle is placed between the wall surface located outside the large silo and the outer surface of the large silo at appropriate intervals around the large silo above the load cell arrangement part. It is known to interpose a support metal in the form of a support so as to be horizontally movable with a little play.

However, such a support structure for a large silo has metal fittings for vertically supporting the large silo at the lower end of the large silo, and metal fittings for horizontally supporting the large silo at the sides of the large silo. It becomes necessary, the number of supporting parts of the large silo is increased, the workability at the time of installing the large silo is poor, and there is a problem that the cost is increased.

[0005]

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and provides a supporting structure for weighing a large silo, which has a function of supporting the large silo in the vertical and horizontal directions. However, the purpose is to improve the workability when installing a large silo, and further to reduce the cost.

[0006]

In order to solve this problem, the present invention is a support structure for measuring a large silo that receives and supports a large silo at equal intervals around the lower side, which is attached to a foundation. A mounting plate, a load cell mounted on the lower mounting plate, and an upper mounting plate mounted on the upper end of the load cell and fixed by receiving a large silo are provided. The upper mounting plate is erected from the lower mounting plate. A hole is formed through which a plurality of support bolts penetrate, and a nut is screwed into the male screw part of the support bolt projecting upward from the hole with the support bolt penetrating through each hole, and the nut and the upper side. A floating prevention mechanism configured to hold a slight gap between the mounting plate and the tip so that the tip is close to the receiving metal fitting provided on the lower surface of the upper mounting plate at a position sandwiching the arrangement position of the load cell. Lower Provide a horizontally oriented support bolt that is screwed into the bracket screw hole on the upper surface of the attached plate, and attach the support bolt to the bracket screw hole so that the tips of the support bolts face the outer surfaces of the two parallel receiving portions of the receiving bracket. The gist of the present invention is to provide a horizontal shaking prevention mechanism that is screwed in and configured to maintain a slight gap between the tip of the support bolt and the receiving portion. Further, the present invention is
A measuring structure for a large silo that receives and supports large silos at regular intervals, a lower mounting plate that is mounted on a foundation, a load cell that is mounted on this lower mounting plate, and an upper end of this load cell. Mounted on the upper mounting plate for receiving and fixing the large silo, and the supporting metal fitting of the large silo mounted on the upper mounting plate has a hole for penetrating a plurality of support bolts standing from the lower mounting plate. A nut is screwed into the male screw part of the support bolt that is formed and protrudes upward from the hole with the support bolt penetrating each hole to maintain a slight gap between the nut and the upper mounting plate. A floating prevention mechanism configured to
Provided in the horizontal direction is a support bolt that is screwed into the screw hole of the bracket on the upper surface of the lower mounting plate so that the tip of the load cell is located close to the metal fitting provided on the lower surface of the upper mounting plate. The support bolts are screwed into the screw holes of the bracket so that the tips of the support bolts face the outer surfaces of the two parallel receiving portions of the receiving metal fitting, and there is a slight gap between the tips of the support bolts and the receiving portions. The gist of the present invention is to provide a horizontal shaking prevention mechanism configured to hold the same.

With this structure, a supporting structure for weighing a large silo, which has a function of supporting the vertical and horizontal directions of the large silo, is provided, and the workability at the time of installing the large silo is improved and extended. Can reduce costs.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below with reference to the drawings. First, the first embodiment shown in FIGS. 1 to 6 will be described. Reference numeral 1 is a metal lower mounting plate having a rectangular planar shape which is mounted on a horizontal surface of a foundation 2 by full-circumferential welding. A load cell 3 as a measuring means is placed on the center of the upper surface of the mounting plate 1, and the top of the conical head at the upper end of the load cell 3 (not shown).
Is a recess (not shown) at the center of the lower surface of the metal disk 5 fitted in the recess 4a at the center of the lower surface of the upper mounting plate 4 made of metal and having a rectangular planar shape and the same size as the lower mounting plate 1. It is set so that it abuts. That is, the central portion of the upper mounting plate 4 is received by the load cell 3, and the upper and lower mounting plates 4 are erected from the lower mounting plate 1 at two locations along the short sides at both ends in the longitudinal direction thereof by the support bolts 6 oriented in the vertical direction. The screw hole 9 of the bracket 8 on the upper surface of the lower mounting plate 1 is supported so that the tip approaches the receiving metal fitting 7 provided on the lower surface of the upper mounting plate 4 at a position sandwiching the arrangement position of the load cell 3.
The horizontal support bolts 10 are screwed horizontally to support the horizontal direction. More specifically, the receiving metal fitting 7 on the lower surface of the upper mounting plate 4 has the support bolt 1 whose axis is oriented in the longitudinal direction of the lower mounting plate 1.
Receiving parts 1 parallel to each other and oriented at right angles to the axis direction of 0
1, and a reinforcing portion 12 for reinforcing the space between the parallel receiving portions 11 is provided between the receiving portions 11. Further, the support bolt 10 attached to the bracket 8 of the lower mounting plate 1 is screwed into the screw hole 9 of the bracket 8 so that the tips of the support bolts 10 face the outer surfaces of the two receiving portions 11 having parallel ends. 2-3 between the tip of the and the receiving portion 11
A locking nut 14 is screwed into a male screw portion 13 of a support bolt 10 projecting from a screw hole 9 of a bracket 8 so as to maintain a clearance of about mm. Further, the upper mounting plate 4 is formed with holes 15 through which a total of four support bolts 6 standing upright from the lower mounting plate 1 are passed.
5 with the support bolts 6 penetrating the holes 5 respectively.
The nut 18 is screwed onto the male screw portion 16 of the support bolt 6 protruding upward from the washer 17 via the washer 17, and in other words, between the washer 17 and the upper mounting plate 4, the distance is 2 to 3 mm. It is designed to hold a small gap. The inner diameter of the hole 15 is larger than the outer diameter of the support bolt 6 by about 5 mm.

The weighing support structure of the present embodiment has the above-mentioned structure, and before the large silo 19 as the structure to be weighed is attached to the predetermined position, the large silo 19 is attached.
The lower mounting plate 1 of the weighing support structure is mounted on the foundation 2 by welding around the base 2 at four locations around the circumference. That is, the large silo 19 is received by the weighing support structures at four locations around the silo 19. With the load cell 3 installed between the lower mounting plate 1 and the upper mounting plate 4, the large silo 19 is placed on the upper mounting plates 4 of the four weighing support structures. Specifically, the support fittings 20 integrally provided at four locations around the lower end of the large silo 19 are placed on the upper mounting plate 4, and the support fittings 20 are attached to the upper mounting plate 4 by welding. The four weighing support structures for receiving the large silo 19 are mounted on the foundation 2 so that the respective members have the same positional relationship when viewed from the front.

In the state where the large silo 19 is supported on the foundation 2 through the four weighing support structures as described above, when an unexpected shaking occurs in the horizontal direction due to an earthquake or the like, the lower mounting plate 1 At least one tip of the upper left and right support bolts 10 abuts on the outer surface of the receiving portion 11 to prevent large shaking of the large silo 19, and when an unexpected shaking occurs in the vertical direction due to an earthquake or the like, A large silo 19 mounted on the upper mounting plate 4 by means of a nut 18 screwed onto the upper ends of the support bolts 6 standing upright from the lower mounting plate 1.
It is possible to prevent the large silo 19 from falling down. It should be noted that a gap of about 2 to 3 mm is maintained between the tip of the support bolt 10 for stopping the horizontal swing and the outer surface of the receiving portion 11, and between the inner surface of the hole 15 and the outer surface of the support bolt 6. The same clearance is maintained, and a clearance of about 2 to 3 mm is maintained between the washer 17 for stopping the vertical swing and the upper mounting plate 4, because the large silo 19 is removed in the state where these clearances are eliminated. It may be possible to prevent the large silo 19 from falling down by being installed, but if the large silo 19 is restrained by eliminating the above gap, the load from the large silo 19 will not be applied to the load cell 3 and the weighing support structure will be provided. This is because the function of the body cannot be exerted.

Next, the second embodiment shown in FIGS. 7 to 9 will be described. In the first embodiment, the support fitting 20 of the large silo 19 is attached to the upper attachment plate 4 by welding, and the upper portion is attached. Although the mounting plate 4 is fitted with the support bolt 6 which is erected from the lower mounting plate 1 and the nut 18 that is screwed onto the upper end of the support bolt 6 is used to prevent lifting, the second embodiment is used. In the embodiment, the upper mounting plate 4 is not fitted to the support bolts 6 standing upright from the lower mounting plate 1, and the support metal fitting 20 of the large silo 19 mounted on the upper mounting plate 4 is erected from the lower mounting plate 1. A nut 18 fitted to the bolt 6 and screwed onto the upper end of the support bolt 6 is configured to prevent the floating. In addition, large silo 1
The support bracket 20 of 9 is fastened to the upper mounting plate 4 with bolts 21 and nuts 22 while being mounted on the upper mounting plate 4. The other structure is the same as that of the first embodiment.

[0012]

As described above, according to the present invention, there is provided a weighing support structure for a large silo, which has a function of supporting the large silo in a vertical direction and a horizontal direction. It is possible to improve the workability of, and further reduce the cost.

[Brief description of drawings]

FIG. 1 is a perspective view of a weighing support structure according to a first embodiment of the present invention.

FIG. 2 is a front view of the weighing support structure.

FIG. 3 is a side view of the weighing support structure.

FIG. 4 is a cross-sectional view of the weighing support structure.

FIG. 5 is a perspective view showing a state where the weighing support structure receives a large silo.

FIG. 6 is a front view showing a state in which a large silo is received by the weighing support structure.

FIG. 7 is a perspective view of a weighing support structure according to a second embodiment of the present invention.

FIG. 8 is a front view of the weighing support structure.

FIG. 9 is a side view of the weighing support structure.

[Explanation of symbols]

1 Lower mounting plate 2 foundation 3 load cell 4 Upper mounting plate 6 Support bolt 7 bracket 8 brackets 9 screw holes 10 Support bolt 11 Receiver 13 Male thread 14 Nuts for locking 15 holes 16 Male thread 17 washer 18 nuts 19 large silos 20 Support bracket 21 bolts 22 nuts

Claims (2)

[Claims] 1. A supporting structure for weighing a large silo that receives and supports the large silo at regular intervals, including a lower mounting plate mounted on a foundation, and a load cell mounted on the lower mounting plate. , An upper mounting plate that is placed on the upper end of the load cell and receives and fixes a large silo, and the upper mounting plate is formed with a hole for penetrating a plurality of support bolts standing from the lower mounting plate. A nut is screwed onto the male screw part of the support bolt projecting upward from the hole with the support bolt passing through each hole, and a slight gap is maintained between the nut and the upper mounting plate. And the lifting prevention mechanism, which is screwed into the screw hole of the bracket on the upper surface of the lower mounting plate so that the tip comes close to the receiving metal fitting provided on the lower surface of the upper mounting plate at a position sandwiching the position where the load cell is disposed. horizontal direction A support bolt is provided which faces the outer surface side of the two parallel receiving portions of the receiving metal fitting, and the supporting bolt is screwed into the screw hole of the bracket, and between the front end of the supporting bolt and the receiving portion. A supporting structure for weighing a large silo, which is provided with a horizontal shaking prevention mechanism configured to hold a slight gap. 2. A supporting structure for weighing a large silo that receives and supports the large silo at regular intervals, including a lower mounting plate mounted on a foundation, and a load cell mounted on the lower mounting plate. , An upper mounting plate that is placed on the upper end of this load cell and receives and fixes a large silo, and the supporting metal fittings of the large silo that is mounted on the upper mounting plate are equipped with a plurality of support bolts that stand upright from the lower mounting plate. A hole is formed to pass through, and a nut is screwed into the male screw part of the support bolt projecting upward from the hole with the support bolt penetrating into each hole, and between the nut and the upper mounting plate. A floating prevention mechanism configured to hold a slight gap, and an upper surface of the lower mounting plate so that the tip is close to a metal fitting provided on the lower surface of the upper mounting plate at a position sandwiching the load cell disposition position. A horizontally oriented support bolt that is screwed into the bracket screw hole is provided, and the support bolt is screwed into the screw hole of the bracket such that the tips of the support bolts face the outer surfaces of the two parallel receiving portions of the receiving metal. A supporting structure for weighing a large silo, which is provided with a horizontal shaking prevention mechanism configured to maintain a slight gap between the tip of the support bolt and the receiving portion.