CN213148059U

CN213148059U - Frameless weighing structure for pressure-tight sealed shell

Info

Publication number: CN213148059U
Application number: CN202022193803.7U
Authority: CN
Inventors: 岳彩同; 杜长洧; 郭力川; 王元昕; 岳彬
Original assignee: Xuzhou Shenke Measurement Control Electromechanical Equipment Co ltd
Current assignee: Xuzhou Shenke Measurement Control Electromechanical Equipment Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-05-07
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to a technical field of the structure of weighing, and disclose a frameless formula structure of weighing that pressure-tight sealed casing used, including weighing sensor, backup pad and four weighing plate that the symmetry set up, backup pad and weighing sensor's top fixed connection, the fixed limiting plate that is equipped with in top of backup pad, the cavity has all been seted up at the inside both ends of limiting plate, all be equipped with grafting mechanism in two cavities, the spacing groove has all been seted up to the both sides of limiting plate, the lagging has all been cup jointed in the both sides of limiting plate in sliding, spacing hole has all been seted up to two lagging both sides, two first U-shaped pieces that are equipped with the symmetry are all fixed to the opposite side of two lagging, first U-shaped piece rotates through first pivot and. The utility model discloses can carry out abundant regulation according to the size of the big or small symmetrical heavy structure top weighing plate of withstand voltage sealed housing to carry out stable weighing to the casing.

Description

Frameless weighing structure for pressure-tight sealed shell

Technical Field

The utility model relates to a structure technical field of weighing especially relates to a frameless frame formula structure of weighing that pressure tight casing used.

Background

The pressure-resistant sealing shell is an external shell with good sealing performance and strong pressure resistance, and the conventional electromechanical equipment usually uses the pressure-resistant sealing shell to protect internal parts.

The shell needs to be weighed before the existing pressure-resistant sealing shell is used, the top of the existing weighing structure is generally provided with a weighing plate, and when the area of the shell is too large, the weighing plate cannot support the shell, so that the shell cannot be stably placed when being weighed, and the influence is caused by weighing.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that can't carry out the stable support and weigh to the not withstand voltage sealed casing of equidimension among the prior art, and the frameless formula that a withstand voltage sealed casing used structure of weighing that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a frameless weighing structure for a pressure-resistant sealing shell comprises a weighing sensor, a support plate and four weighing plates which are symmetrically arranged, wherein the support plate is fixedly connected with the top of the weighing sensor, a limiting plate is fixedly arranged at the top of the support plate, cavities are formed in two ends of the interior of the limiting plate, inserting mechanisms are arranged in two cavities, limiting grooves are formed in two sides of the limiting plate, sleeve plates are sleeved on two sides of the limiting plate in a sliding mode, limiting holes are formed in two sides of the two sleeve plates, two symmetrical first U-shaped blocks are fixedly arranged on the other sides of the two sleeve plates, the first U-shaped blocks are rotatably connected with a connecting rod through first shaft pins, the other end of the connecting rod is rotatably connected with a second U-shaped block through second shaft pins, the second U-shaped block is fixedly connected with the weighing plates, and a limiting mechanism is arranged between every two adjacent first U-shaped blocks, and third U-shaped blocks are fixedly arranged on the side walls of the connecting rods, and an expansion mechanism is arranged between the third U-shaped blocks.

Preferably, grafting mechanism includes the roof that spring and two symmetries set up, two the roof all is located the cavity, and the lateral wall is connected with the inside wall contact of cavity, the both ends of spring respectively with two roof fixed connection, two the other end of roof all is fixed and is equipped with the inserted bar, the other end of inserted bar passes the cavity and pegs graft with spacing hole.

Preferably, the expansion mechanism comprises two symmetrically-arranged internal threaded pipes and a bidirectional screw, the internal threaded pipes are rotatably connected with a third U-shaped block through a third shaft pin, and two ends of the rod wall of the bidirectional screw are respectively in threaded connection with the inner surfaces of the two internal threaded pipes.

Preferably, stop gear includes the fixed plate that commentaries on classics board and two symmetries set up, two the fixed plate is with the lateral wall fixed connection of lagging, two fixed bull stick that is equipped with between the fixed plate, the pole wall of commentaries on classics board and bull stick rotates and cup joints, torque spring has all been cup jointed at the both ends of bull stick, torque spring's both ends respectively with fixed plate and commentaries on classics board fixed connection, two first U-shaped piece is all passed and the fixed gear that is equipped with at the top of first pivot, the both ends of commentaries on classics board all are equipped with sector gear through the bracing piece is fixed, sector gear and gear engagement.

Preferably, two the inside wall of lagging all is fixed and is equipped with the stopper, the stopper is connected with the cell wall contact of spacing groove.

Preferably, the rod wall of the bidirectional screw is fixedly sleeved with a rotating block.

Compared with the prior art, the utility model provides a frameless frame formula structure of weighing that pressure-tight sealed casing was used possesses following beneficial effect:

1. this frameless formula structure of weighing that withstand voltage sealed casing was used through stop gear, lagging and the limiting plate that is equipped with, can change the distance between four weighing plate are horizontal.

2. This frameless formula that withstand voltage sealed casing used structure of weighing can change the longitudinal distance between two adjacent weighing plates through the extension mechanism and the stop gear that are equipped with to cooperate stop gear, can be according to the abundant position of weighing of sealed casing of size carry out that regulation to four, thereby be convenient for carry out stable placing and weighing to the casing.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses convenient operation can carry out abundant regulation according to the size of the big or small symmetrical heavy structure top weighing plate of withstand voltage sealed casing, is convenient for carry out convenient stable weighing to the casing.

Drawings

Fig. 1 is a schematic structural diagram of a frameless weighing structure for a pressure-tight casing according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is an enlarged view of a portion B in fig. 1.

In the figure: the weighing device comprises a weighing sensor 1, a supporting plate 2, a weighing plate 3, a limiting plate 4, a sleeve plate 5, a first U-shaped block 6, a connecting rod 7, a second U-shaped block 8, a third U-shaped block 9, a spring 10, a top plate 11, an inserted rod 12, an internally threaded pipe 13, a bidirectional screw 14, a rotating plate 15, a fixing plate 16, a rotating rod 17, a torsion spring 18, a gear 19, a supporting rod 20, a sector gear 21, a limiting block 22 and a rotating block 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a frameless weighing structure for a pressure-tight casing comprises a weighing sensor 1, a support plate 2 and four weighing plates 3 which are symmetrically arranged, wherein the weighing sensor 1 is arranged to accurately weigh the sealed casing, the support plate 2 is fixedly connected with the top of the weighing sensor 1, a limiting plate 4 is fixedly arranged on the top of the support plate 2, cavities are respectively arranged at two ends of the inside of the limiting plate 4, an inserting mechanism is respectively arranged in the two cavities, limiting grooves are respectively arranged at two sides of the limiting plate 4, sleeve plates 5 are respectively sleeved on two sides of the limiting plate 4 in a sliding manner, limiting holes are respectively arranged at two sides of the two sleeve plates 5, two symmetrical first U-shaped blocks 6 are respectively fixedly arranged at the other sides of the two sleeve plates 5, the first U-shaped blocks 6 are rotatably connected with a connecting rod 7 through a first shaft pin, the other end of the connecting rod 7 is rotatably, second U-shaped piece 8 and weighing plate 3 fixed connection are provided with stop gear between two adjacent first U-shaped pieces 6, and the lateral wall of connecting rod 7 all is fixed and is equipped with third U-shaped piece 9, is provided with expansion mechanism between two third U-shaped pieces 9.

The grafting mechanism includes the roof 11 that spring 10 and two symmetries set up, and two roofs 11 all are located the cavity, and the lateral wall is connected with the inside wall contact of cavity, spring 10's both ends respectively with two roof 11 fixed connection, the other end of two roofs 11 all is fixed and is equipped with inserted bar 12, the other end of inserted bar 12 passes the cavity and pegs graft with spacing hole, sets up roof 11 and supports inserted bar 12.

The expansion mechanism comprises two internal threaded pipes 13 and two-way screws 14 which are symmetrically arranged, the internal threaded pipes 13 are rotationally connected with the third U-shaped block 9 through a third shaft pin, and two ends of the rod wall of each two-way screw 14 are respectively in threaded connection with the inner surfaces of the two internal threaded pipes 13.

The limiting mechanism comprises a rotating plate 15 and two fixed plates 16 which are symmetrically arranged, the two fixed plates 16 are fixedly connected with the side walls of the sleeve plates 5, a rotating rod 17 is fixedly arranged between the two fixed plates 16, the rotating plate 15 is rotatably sleeved with the rod wall of the rotating rod 17, two ends of the rotating rod 17 are respectively sleeved with a torsion spring 18, two ends of the torsion spring 18 are respectively fixedly connected with the fixed plates 16 and the rotating plate 15, the tops of two first shaft pins penetrate through the first U-shaped block 6 and are fixedly provided with gears 19, two ends of the rotating plate 15 are respectively fixedly provided with sector gears 21 through supporting rods 20, the sector gears 21 are meshed with the gears 19, two connecting rods 7 can be limited through meshing between the teeth of the gears 10 and the sector gears 21, the connecting rods 7 are prevented from driving the weighing plate 3 to rotate, limiting blocks 22 are respectively fixedly arranged on the inner side walls of the two sleeve plates 5, the limiting blocks 22 are in contact connection with the groove walls of the limiting grooves, the rod walls, the turning block 23 is provided to facilitate turning of the bidirectional screw 14.

In the utility model, when weighing the pressure-proof sealed shell, firstly, the distance between the weighing plates 3 is changed according to the size of the shell, firstly, two inserting rods 12 are pressed, so that two top plates 11 extrude the spring 10, the inserting rods 12 are positioned in the cavity, then, the sleeve plate 5 is moved, the sleeve plate 5 is stably slid on the limiting plate 4 through the sliding between the limiting blocks 22 and the limiting grooves, when the sleeve plate slides to a proper position, the inserting rods 12 are inserted into the limiting holes through the elastic force reply of the spring 10, the position of the sleeve plate 5 is determined, then, the rotating plate 15 is pulled upwards, the sector gear 21 is separated from the gear 19, thereby the torsion spring 18 is twisted while the rotating plate 15 rotates, then, the rotating block 23 is rotated, the bidirectional screw 14 is rotated, and thus, two internal thread pipes 13 move along the rod wall of the bidirectional screw 14, when the internal thread pipe 13 moves, the two connecting rods 7 drive the weighing plates 3 to move, then the rotating plate 15 is loosened, the sector gear 21 is meshed with the gear 19 through the elastic recovery of the torsion spring 18, the position of the connecting rods 7 is limited, and then the shell can be placed at the tops of the four weighing plates 3 and weighed through the weighing sensor 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A frameless weighing structure for a pressure-tight sealing shell comprises a weighing sensor (1), a supporting plate (2) and four weighing plates (3) which are symmetrically arranged, and is characterized in that the supporting plate (2) is fixedly connected with the top of the weighing sensor (1), a limiting plate (4) is fixedly arranged at the top of the supporting plate (2), cavities are respectively formed in two ends of the inside of the limiting plate (4), an inserting mechanism is respectively arranged in the two cavities, limiting grooves are respectively formed in two sides of the limiting plate (4), sleeve plates (5) are respectively sleeved on two sides of the limiting plate (4) in a sliding manner, limiting holes are respectively formed in two sides of the sleeve plates (5), two symmetrical first U-shaped blocks (6) are respectively fixedly arranged on the other sides of the two sleeve plates (5), and the first U-shaped blocks (6) are rotatably connected with a connecting rod (7) through first shaft pins, the other end of connecting rod (7) is connected with second U-shaped piece (8) through the rotation of second axis round pin, second U-shaped piece (8) and weighing plate (3) fixed connection, adjacent two be provided with stop gear between first U-shaped piece (6), the lateral wall of connecting rod (7) all is fixed and is equipped with third U-shaped piece (9), two be provided with expansion mechanism between third U-shaped piece (9).

2. The frameless weighing structure for the pressure-proof sealed shell according to claim 1, wherein the inserting mechanism comprises a spring (10) and two symmetrically arranged top plates (11), the two top plates (11) are both located in the cavity, the side walls of the two top plates are in contact connection with the inner side walls of the cavity, two ends of the spring (10) are respectively and fixedly connected with the two top plates (11), the other ends of the two top plates (11) are both fixedly provided with an inserting rod (12), and the other ends of the inserting rods (12) penetrate through the cavity and are inserted into the limiting holes.

3. The frameless weighing structure for the pressure-proof sealed shell according to claim 1, wherein the expanding mechanism comprises two symmetrically arranged internal threaded pipes (13) and a bidirectional screw (14), the internal threaded pipes (13) are rotatably connected with a third U-shaped block (9) through a third shaft pin, and two ends of the rod wall of the bidirectional screw (14) are respectively in threaded connection with the inner surfaces of the two internal threaded pipes (13).

4. The frameless weighing structure for a pressure tight casing of claim 1, it is characterized in that the limiting mechanism comprises a rotating plate (15) and two fixed plates (16) which are symmetrically arranged, the two fixed plates (16) are fixedly connected with the side wall of the sleeve plate (5), a rotating rod (17) is fixedly arranged between the two fixed plates (16), the rotating plate (15) is rotatably sleeved with the rod wall of the rotating rod (17), two ends of the rotating rod (17) are sleeved with torsion springs (18), two ends of the torsion spring (18) are respectively and fixedly connected with the fixed plate (16) and the rotating plate (15), the tops of the two first shaft pins penetrate through the first U-shaped block (6) and are fixedly provided with gears (19), the two ends of the rotating plate (15) are fixedly provided with sector gears (21) through supporting rods (20), and the sector gears (21) are meshed with the gears (19).

5. The frameless weighing structure for a pressure-proof sealed shell according to claim 1, wherein the inner side walls of the two sleeve plates (5) are fixedly provided with limiting blocks (22), and the limiting blocks (22) are in contact connection with the groove walls of the limiting grooves.

6. The frameless weighing structure for a pressure tight casing according to claim 3, characterized in that the rod wall of the bidirectional screw (14) is fixedly sleeved with a turning block (23).