CN212916539U

CN212916539U - Limiting device for jarring type standard shimmy instrument

Info

Publication number: CN212916539U
Application number: CN202021093119.5U
Authority: CN
Inventors: 高振扬
Original assignee: Beijing Huayang Zhongxin Building Materials Co ltd
Current assignee: Beijing Huayang Zhongxin Building Materials Co ltd
Priority date: 2020-06-13
Filing date: 2020-06-13
Publication date: 2021-04-09
Anticipated expiration: 2030-06-13

Abstract

The utility model relates to a stop device for jarring formula standard pendulum appearance, the on-line screen storage device comprises a base, the top of base is provided with the shaking table, the upper surface of shaking table is provided with the sieve vibrating box, the shaking table is provided with the shaking screen frame that partly surrounds the sieve vibrating box, the position department of the shaking screen frame above the sieve vibrating box is provided with the clamping piece that compresses tightly the sieve vibrating box downwards, can dismantle between base and the sieve vibrating box and be connected with the stop gear that carries out spacing to the sieve vibrating box, stop gear is including setting up in the flexible supporting component of base, hinge joint that the articulated slab that sets up in the upper end of the flexible supporting component and elastic component that sets up between flexible supporting component and articulated slab; the lower surface of one end of the hinged plate, which is far away from the telescopic supporting component, is abutted against the upper surface of the vibrating screen box, and the hinged plate is abutted against the vibrating screen box at any time when the elastic element is in a natural state. It has and does to shake sieve box and carry on spacingly after the clamping piece is not hard up to, improve the effect of experiment success rate.

Description

Limiting device for jarring type standard shimmy instrument

Technical Field

The utility model belongs to the technical field of the technique of jarring formula standard shimmy appearance and specifically relates to a stop device that is used for jarring formula standard shimmy appearance.

Background

The shock type standard pendulum instrument is used in coal quality test and experiment test in geological, metallurgical, chemical, scientific research and cement industries.

At present, most of jar formula standard pendulum appearance that shakes all include the base, are provided with the shaking table in the top of base, are provided with the box of shaking at the upper surface of shaking table, are provided with the screen frame that shakes that will shake the half encirclement of screen box on the shaking table, shake and be provided with the clamping piece that will shake the screen box and compress tightly downwards on the screen frame, shake formula standard pendulum appearance during operation, the clamping piece plays certain spacing fixed effect to the box of shaking in the jar formula standard pendulum appearance that shakes.

However, in the working process of the jar type standard pendulum instrument, the vibration of the machine body may cause the clamping piece for fixing the vibrating screen box to be loose, and after the clamping piece is loose, the vibrating screen box loses locking and is easy to fall, so that the success rate of the experiment is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stop device for jarring formula standard shimmy appearance, it has and does after the clamping piece is not hard up to carry on spacingly to the sieve box that shakes to, improve the effect of experiment success rate.

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

a limiting device for a jarring type standard shimmy pendulum instrument comprises a base, wherein a vibrating table is arranged above the base, a vibrating screen box is arranged on the upper surface of the vibrating table, a vibrating screen frame which semi-surrounds the vibrating screen box is arranged on the vibrating table, a clamping piece which downwards compresses the vibrating screen box is arranged at the position, above the vibrating screen box, of the vibrating screen frame, a limiting mechanism which limits the vibrating screen box is detachably connected between the base and the vibrating screen box, and the limiting mechanism comprises a telescopic supporting component arranged on the base, a hinged plate hinged to the upper end of the telescopic supporting component and an elastic piece arranged between the telescopic supporting component and the hinged plate; the lower surface of one end of the hinged plate, which is far away from the telescopic supporting component, is abutted against the upper surface of the vibrating screen box, and the hinged plate is abutted against the vibrating screen box at any time under the natural state of the elastic piece.

By adopting the technical scheme, firstly, the opening of the self-vibration screen frame of the vibration screen box is placed on the vibration table, and then the limiting mechanism is detachably arranged on the base; finally, pulling the hinged plate, adjusting the height of the telescopic supporting assembly according to the height of the vibrating screen box, loosening the hinged plate when the height of the telescopic supporting assembly is adjusted to a proper position, and enabling the lower end of the hinged plate to abut against the upper surface of the vibrating screen box under the action of the elastic element to limit and fix the vibrating screen box; it has and does to shake sieve box and carry on spacingly after the clamping piece is not hard up to, improve the effect of experiment success rate.

The utility model discloses further set up to: the telescopic supporting component comprises a vertical limiting outer rod arranged on the base, a vertical limiting sliding rod connected with the vertical limiting sliding rod of the vertical limiting outer rod in a sliding mode, and a fastening bolt fixed between the vertical limiting sliding rod and the vertical limiting outer rod, wherein a fastening threaded hole is formed in the vertical limiting outer rod, the fastening bolt is connected with the fastening threaded hole in a threaded mode, and the end portion of the fastening bolt abuts against the outer peripheral face of the vertical limiting sliding rod.

Through adopting above-mentioned technical scheme, flexible supporting component adopts vertical spacing outer pole, vertical spacing interior pole and fastening bolt's setting, realizes setting simple structure, and convenient operation to the articulated slab height.

The utility model discloses further set up to: the elastic piece comprises a torsional spring, one end of the torsional spring is fixedly arranged on the vertical limiting sliding rod, and the other end of the torsional spring is fixedly arranged on the hinged plate.

By adopting the technical scheme, the torsion spring is long in service life, not easy to deform and convenient to install.

The utility model discloses further set up to: the telescopic supporting components are arranged in two groups, and the telescopic supporting components are arranged at intervals.

Through adopting above-mentioned technical scheme, set up flexible supporting component into two sets ofly, increase the articulated slab and the area of contact of the sieve box that shakes, further strengthen the spacing fixed action to the sieve box that shakes.

The utility model discloses further set up to: the upper surface of the base is provided with an inserting groove, the lower ends of the two limiting sleeves are fixedly provided with inserting plates, and the inserting plates are inserted into the inserting groove.

Through adopting above-mentioned technical scheme, adopt the mode of plugboard pegging graft in the inserting groove, with vertical spacing outer tube demountable installation in the base.

The utility model discloses further set up to: the base is provided with a positioning mechanism for preventing the plugboard from being separated from the pluggroove.

Through adopting above-mentioned technical scheme, positioning mechanism's setting prevents that the shimmy appearance is at the in-process of vibration, and the plugboard breaks away from the inserting groove to, influence stop gear's limiting displacement.

The utility model discloses further set up to: a abdicating groove is formed in the base at the position of the inserting groove, and the abdicating groove is communicated with the inserting groove; the positioning mechanism comprises a sliding plate, an elastic positioning assembly and a limiting rod, wherein the sliding plate is connected with the abdicating groove in a sliding mode, the elastic positioning assembly drives the sliding plate to move, the limiting rod is fixedly arranged on one side, away from the elastic positioning assembly, of the sliding plate, the inserting plate is provided with a limiting hole, and the limiting rod penetrates through the limiting hole.

Through adopting above-mentioned technical scheme, the elastic positioning subassembly drives the board that slides and removes, and the board that slides drives the gag lever post and removes to, make the gag lever post arrange the spacing inslot in, realize spacing fixed to the fishplate bar.

The utility model discloses further set up to: the side wall of the base is provided with a sliding hole, and the sliding hole is communicated with the abdicating groove; the elastic positioning assembly comprises a sleeve fixedly arranged on the side wall of the base and a positioning rod sleeved on the sleeve, the sliding plate is fixedly arranged on one side of the positioning rod in the abdicating groove, a compression outer convex ring is fixedly arranged at the sleeved position of the positioning rod and the sleeve, the compression outer convex ring slides along the axial direction of the inner wall of the sleeve, a compression inner convex ring is arranged at the connecting end of the sleeve far away from the base, a compression spring is arranged in the sleeve, and the compression spring is positioned between the compression outer convex ring and the compression inner convex ring; and the compression spring is in a natural state, and the limiting rod is inserted in the limiting hole.

By adopting the technical scheme, the compression spring is in a natural state, the limiting rod is arranged in the limiting hole, and the connection between the plug board and the limiting rod is realized; when the vertical limiting outer rod needs to be taken out, the positioning rod is pulled, the compression spring is compressed, the limiting rod exits from the limiting hole, and the disassembly of the limiting rod can be realized.

To sum up, the utility model discloses a beneficial technological effect does: firstly, placing an opening of a self-vibration screen frame of a vibration screen box on a vibration table, and then detachably mounting a limiting mechanism on a base; finally, pulling the hinged plate, adjusting the height of the telescopic supporting assembly according to the height of the vibrating screen box, loosening the hinged plate when the height of the telescopic supporting assembly is adjusted to a proper position, and enabling the lower end of the hinged plate to abut against the upper surface of the vibrating screen box under the action of the elastic element to limit and fix the vibrating screen box; it has and does to shake sieve box and carry on spacingly after the clamping piece is not hard up to, improve the effect of experiment success rate.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;

fig. 2 is a schematic structural view of the middle limiting mechanism, the positioning mechanism and the plugboard of the present invention;

fig. 3 is a schematic view of a partial section mechanism of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 3.

In the figure, 1, a base; 11. inserting grooves; 12. a yielding groove; 13. a sliding hole; 2. a vibration table; 3. a vibrating screen box; 4. a vibrating screen frame; 5. a clamping member; 6. a limiting mechanism; 61. a vertical limiting outer rod; 611. a sliding groove; 62. a vertical limiting sliding rod; 63. fastening a bolt; 64. a hinge plate; 641. hinging a shaft; 642. a rotating groove; 65. a torsion spring; 7. a plugboard; 71. a limiting hole; 8. a positioning mechanism; 81. a slide plate; 82. a limiting rod; 83. an elastic positioning component; 831. a sleeve; 8311. compressing the inner collar; 832. positioning a rod; 8321. compressing the outer convex ring; 833. a compression spring; 9. a reinforcing plate.

Detailed Description

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

Referring to fig. 1, for the utility model discloses a stop device for jarring formula standard pendulum appearance that shakes, including base 1, shaking table 2 is installed to base 1's top, and the upper surface of shaking table 2 has been placed and has been shaken sieve box 3, and shaking table 2 is provided with the sieve frame 4 that shakes that will shake sieve box 3 semi-encirclements, shakes sieve frame 4 and has in the position department sliding connection who shakes sieve box 3 tops to shake sieve box 3 clamping piece 5 that compresses tightly downwards.

Base 1 and shake and be provided with stop gear 6 between the sieve box 3, stop gear 6 is located the opening side of the bank of screens 4 that shakes, and stop gear 6 is used for playing spacing fixed effect to the sieve box 3 that shakes when the sieve box 3 that shakes vibrates.

The limiting mechanism 6 comprises two vertical limiting sliding rods 62, two hinge plates 64, two torsion springs 65, two fastening bolts 63 and vertical limiting outer rods 61, the vertical limiting sliding rods 62, the hinge plates 64, the torsion springs 65 and the fastening bolts 63 which are detachably connected to the base 1.

Referring to fig. 1 and 2, a sliding groove 611 is formed in the upper end of the vertical limiting sliding rod 61, the lower end of the vertical limiting sliding rod 62 is connected to the sliding groove 611 of the vertical limiting sliding rod 61 in a sliding manner, the hinged plate 64 is hinged to the upper end of the vertical limiting sliding rod 62 through a hinged shaft 641, a rotating groove 642 is formed in the hinged plate 64, the torsion spring 65 is sleeved in the rotating groove 642 and is arranged on the outer peripheral surface of the hinged shaft 641, one end of the torsion spring 65 is welded to the outer wall of one side of the vertical limiting sliding rod 62 away from the vibrating screen box 3, the other end of the torsion spring 65 is welded to the upper surface of the hinged plate 64, and the lower surface of one end of.

The vertical limiting outer rod 61 is provided with a fastening threaded hole, a fastening bolt 63 is fastened in the fastening threaded hole in a threaded manner, and the end of the fastening bolt 63 abuts against the outer peripheral surface of the vertical limiting sliding rod 62.

According to the height of the sieve box 3 that shakes, adjust vertical spacing slide bar 62 length for articulated slab 64 butt revolves wrong fastening bolt 63 in the upper surface that is located the top sieve box 3 that shakes, makes fastening bolt 63's tip butt in the outer peripheral face of vertical spacing slide bar 62, and is fixed with the length of vertical spacing slide bar 62, thereby, realizes the spacing fixed of sieve box 3 that shakes.

Referring to fig. 2 and 3, the upper surface of the base 1 is provided with an insertion groove 11, the lower ends of the two vertical limiting outer rods 61 are welded with insertion plates 7, and the insertion plates 7 are inserted into the insertion groove 11.

The reinforcing plates 9 are welded on two opposite sides of the vertical limiting outer rod 61 respectively, and the lower surfaces of the reinforcing plates 9 are welded on the upper surface of the plug board 7 and used for enhancing the stability of the vertical limiting outer rod 61.

The side wall of the base 1 is provided with a positioning mechanism 8 for preventing the insertion plate 7 from being separated from the insertion groove 11.

The positioning mechanism 8 comprises a sliding plate 81, two limiting rods 82 and an elastic positioning component 83, a yielding groove 12 is formed in the base 1 at the position of the insertion groove 11, and the yielding groove 12 is communicated with the insertion groove 11; the sliding plate 81 slides and is connected in the groove 12 of stepping down, and two spacing rods 82 weld in one side of the sliding plate 81 that deviates from the elastic positioning component 83 at intervals, and the plugboard 7 is provided with two spacing holes 71 that the interval set up, and two spacing rods 82 wear to locate two spacing holes 71 respectively.

Referring to fig. 3 and 4, the elastic positioning assembly 83 includes a sleeve 831, a positioning rod 832 and a compression spring 833, the sleeve 831 is welded on the sidewall of the base 1, the positioning rod 832 is sleeved in the sleeve 831, the positioning rod 832 is integrally formed with a compression outer collar 8321 at the sleeved position of the sleeve 831, the compression outer collar 8321 slides axially along the inner wall of the sleeve 831, and the sleeve 831 is integrally formed with a compression inner collar 8311 at the connecting end far away from the base 1.

The compression spring 833 is disposed in the sleeve 831, the compression spring 833 is sleeved on the positioning rod 832, the compression spring 833 is located between the compression outer convex ring 8321 and the compression inner convex ring 8311, one end of the compression spring 833 abuts against the compression inner convex ring 8311, and the other end abuts against the compression outer convex ring 8321.

Referring to fig. 2 and 4, a sliding hole 13 is formed in the side wall of the base 1 at the position of the sleeve 831, the sliding hole 13 is communicated with the abdicating groove 12, and the sliding plate 81 is welded to one end of the positioning rod 832 in the abdicating groove 12; when the compression spring 833 is in a natural state, the stopper rod 82 is placed in the stopper hole 71.

The working principle of the embodiment is as follows: firstly, putting the vibrating screen box 3 on the vibrating table 2 from the opening of the vibrating screen frame 4, then pulling the positioning rod 832 to enable the insertion plate 7 to be inserted in the insertion groove 11, loosening the positioning rod 832, and enabling the limiting rod 82 to be arranged in the limiting hole 71 under the action of the compression spring 833 of the positioning rod 832; then, pulling the hinged plate 64, adjusting the height of the limiting sliding rod 62 according to the height of the vibrating screen box 3, and releasing the hinged plate 64 after the height is adjusted to a proper position, wherein the lower end of the hinged plate 64 abuts against the upper surface of the vibrating screen box 3 under the action of the torsional spring 65 of the hinged plate 64; finally, the fastening bolt 63 is screwed to fix the vertical limiting sliding rod 62 and the vertical limiting outer rod 61; therefore, when the vibration instrument works, the vibration sieve box 3 is further limited and fixed. It has and does not hard up back at clamping piece 5 and do to shake sieve box 3 and carry on spacingly to, improve the effect of experiment success rate.

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 stop device for jarring formula standard pendulum appearance that shakes, includes base (1), the top of base (1) is provided with shaking table (2), the upper surface of shaking table (2) is provided with sieve box (3) that shakes, shaking table (2) be provided with sieve frame (4) that shakes that sieve box (3) semi-enclosed shakes, sieve frame (4) that shakes is provided with in the position department of sieve box (3) top of shaking and will shakes sieve box (3) clamping piece (5) that compress tightly downwards, its characterized in that: a limiting mechanism (6) for limiting the vibrating screen box (3) is detachably connected between the base (1) and the vibrating screen box (3), and the limiting mechanism (6) comprises a telescopic supporting component arranged on the base (1), a hinged plate (64) hinged to the upper end of the telescopic supporting component and an elastic component arranged between the telescopic supporting component and the hinged plate (64); the lower surface of one end, far away from the telescopic supporting assembly, of the hinge plate (64) is abutted to the upper surface of the vibrating screen box (3), and the hinge plate (64) is abutted to the vibrating screen box (3) at any time in a natural state of the elastic piece.

2. The limit device for the jar-type standard pendulum instrument of claim 1, wherein: the telescopic supporting component comprises a vertical limiting sliding rod (62) and a vertical limiting sliding rod (62) which are arranged on a vertical limiting outer rod (61) of a base (1), and is connected with the sliding rod in a sliding mode, wherein the vertical limiting sliding rod (62) of the vertical limiting outer rod (61) is fixed with a fastening bolt (63) between the vertical limiting sliding rod (62), a fastening threaded hole is formed in the vertical limiting outer rod (61), the fastening bolt (63) is in threaded connection with the fastening threaded hole, and the end portion of the fastening bolt (63) is abutted to the outer peripheral face of the vertical limiting sliding rod (62).

3. A spacing device for a jar-type standard pendulum instrument as defined in claim 2, wherein: the elastic element comprises a torsion spring (65), one end of the torsion spring (65) is fixedly arranged on the vertical limiting sliding rod (62), and the other end of the torsion spring (65) is fixedly arranged on the hinged plate (64).

4. A spacing device for a jar type standard pendulum instrument according to claim 3, wherein: the telescopic supporting components are arranged in two groups, and the telescopic supporting components are arranged at intervals.

5. A spacing device for a jar-type standard pendulum instrument as defined in claim 2, wherein: inserting grooves (11) are formed in the upper surface of the base (1), inserting plates (7) are fixedly arranged at the lower ends of the two vertical limiting outer rods (61), and the inserting plates (7) are inserted into the inserting grooves (11).

6. A spacing device for a jar type standard pendulum instrument according to claim 5, wherein: the base (1) is provided with a positioning mechanism (8) for preventing the insertion plate (7) from being separated from the insertion groove (11).

7. The limit device for the jar-type standard pendulum instrument of claim 6, wherein: a yielding groove (12) is formed in the base (1) at the position of the insertion groove (11), and the yielding groove (12) is communicated with the insertion groove (11); positioning mechanism (8) including slide connect in slide plate (81), the elastic locating component (83) that drive slide plate (81) of groove (12) of stepping down removed and set firmly in slide plate (81) keep away from elastic locating component (83) gag lever post (82) of one side, spacing hole (71) have been seted up in plugboard (7), gag lever post (82) wear to locate spacing hole (71).

8. The limit device for the jar-type standard pendulum instrument of claim 7, wherein: the side wall of the base (1) is provided with a sliding hole (13), and the sliding hole (13) is communicated with the abdicating groove (12); the elastic positioning assembly (83) comprises a sleeve (831) fixedly arranged on the side wall of the base (1) and a positioning rod (832) sleeved on the sleeve (831), the sliding plate (81) is fixedly arranged on one side of the positioning rod (832) in the abdicating groove (12), the positioning rod (832) is fixedly provided with a compression outer convex ring (8321) at the sleeved part of the positioning rod (832) and the sleeve (831), the compression outer convex ring (8321) axially slides along the inner wall of the sleeve (831), a compression inner convex ring (8311) is arranged at the connecting end of the sleeve (831) far away from the base (1), a compression spring (833) is arranged in the sleeve (831), and the compression spring (833) is positioned between the compression outer convex ring (8321) and the compression inner convex ring (8311); the compression spring (833) is in a natural state, and the limiting rod (82) is inserted into the limiting hole (71).