CN209954889U

CN209954889U - Concrete vibrating table

Info

Publication number: CN209954889U
Application number: CN201920565245.7U
Authority: CN
Inventors: 赵国利; 李兵; 雷岩; 李保成
Original assignee: Beijing Biquan Shengda Technology Testing Co Ltd
Current assignee: Beijing Biquan Shengda Technology Testing Co Ltd
Priority date: 2019-04-23
Filing date: 2019-04-23
Publication date: 2020-01-17
Anticipated expiration: 2029-04-23

Abstract

The utility model relates to a concrete shaking table, shaking table and platform chassis including relative setting from top to bottom, link to each other through a plurality of springs between shaking table and the platform chassis, the bottom of shaking table is provided with vibrating motor, the shaking table includes relative platen and base from top to bottom, it is together fixed through two at least fixtures between platen and the base, fixture include that the relative pothook of mirror image and the relative pothook of control are close to or the control of keeping away from, the pothook is "L" shape, the pothook includes joint section and linkage segment, the joint section of relative pothook is laminated respectively at the upper surface of platen and the bottom surface of base, the linkage segment of relative pothook links to each other with the control respectively, the draw-in groove has been seted up with the relative position of joint section in the surface of platen and base, be provided with the latch that stretches into in the draw-in groove in the. The utility model has the advantages of when the surface of shaking table takes place to damage, warp, can dismantle the platen of shaking table from the base and get off to change.

Description

Concrete vibrating table

Technical Field

The utility model belongs to the technical field of the technique of mixing earth jolt ramming and specifically relates to a concrete shaking table is related to.

Background

The concrete vibrating table is a mounting system for concrete compaction, and the experimental principle is that loose concrete on the vibrating table is compacted through vibration of a vibrator.

The structure of the existing concrete vibration table comprises a vibration table and a table bottom frame which are opposite from top to bottom, the vibration table and the table bottom frame are connected together through a plurality of springs, and a vibration motor is fixed at the center position of the bottom end of the vibration table. The vibration source is provided by a vibration motor, so that the vibration table vibrates. The testing process comprises the steps of placing a test mold with concrete placed inside on a vibrating table board, starting a vibrating motor, driving the vibrating table board to vibrate by vibration of the vibrating motor, and driving the test mold to vibrate by the vibrating table board.

In the concrete shaking table, the test mold is freely placed on the shaking table, when the shaking table vibrates due to the vibrating motor, the test mold synchronously vibrates along with the vibration of the shaking table, and in the vibrating process, the test mold can collide with the shaking table along with the vibration of the shaking table, so that the surface of the shaking table is damaged and deformed due to the long-term collision with the test mold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a concrete jolter equipment, it has the surface of shaking table takes place to damage, when warping, can dismantle the platen of shaking table from the base and get off the advantage of changing.

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

the utility model provides a concrete shaking table, shaking table and platform chassis including relative setting from top to bottom, leave the distance between shaking table and the platform chassis, link to each other through a plurality of springs between shaking table and the platform chassis, the bottom of shaking table is provided with vibrating motor, the shaking table is including relative platen and the base together of laminating from top to bottom, it is together fixed through two at least fixtures between platen and the base, fixture are along the marginal evenly distributed of platen and base, fixture includes the relative pothook of mirror image and the control that the relative pothook of control is close to or keeps away from, the pothook is "L" shape, the pothook includes joint section and linkage segment, the joint section of relative pothook laminates the upper surface of platen and the bottom surface of base respectively, the linkage segment of relative pothook links to each other with the control respectively, the draw-in groove has been seted up to the surface of platen and base and the relative position of joint section, be provided with the latch that stretches into in the draw-in.

Through adopting above-mentioned technical scheme, when the platen of shaking table takes place to damage, warp, loosen fixture to dismantle the platen from the base and change the platen.

The utility model discloses further set up to: the control piece is a sleeve, the inner hole of the sleeve is a bidirectional threaded hole, and the surfaces of the connecting sections on the upper and lower opposite clamping hooks are respectively provided with external threads in threaded fit with the left-handed section and the right-handed section in the bidirectional threaded hole of the sleeve.

By adopting the technical scheme, the upper and lower opposite hooks can be controlled to be close to or far away from each other by rotating the sleeve, so that the clamp is controlled to fix or loosen the bedplate and the base.

The utility model discloses further set up to: the outside of the sleeve is provided with opposite ribs which are arranged along the axial direction of the sleeve.

Through adopting above-mentioned technical scheme, the manual cover pipe that goes of the people of being convenient for.

The utility model discloses further set up to: be provided with the ka tai on the base, the bottom surface of platen is provided with the recess, and when the base laminating was on the base, the ka tai stretched into in the recess.

Through adopting above-mentioned technical scheme, the ka tai stretches into in the recess to the restriction platen laminating base's surface carries out the removal of horizontal direction.

The utility model discloses further set up to: the bottom of platform chassis is provided with a plurality of shock pad.

Through adopting above-mentioned technical scheme, when putting the platform chassis subaerial, separate platform chassis and ground through the cushion, when the concrete shaking table starts, the cushion can protect ground, avoids the vibration damage ground that the concrete shaking table during operation produced.

The utility model discloses further set up to: the latch is the wedge, and the thickness of latch reduces gradually from the one end that is close to the joint section to the one end of keeping away from the joint section.

Through adopting above-mentioned technical scheme, be convenient for go into the draw-in groove with the latch card.

The utility model discloses further set up to: the top of platform chassis and the bottom of shaking table are provided with the sleeve respectively with the position that the spring is relative, and the both ends of spring stretch into telescopic inside respectively, and the total of sleeve pipe length on the sleeve pipe of length on the platform chassis and the shaking table of spring is longer than.

Through adopting above-mentioned technical scheme, protect the welding part of spring, avoid the shaking amplitude of shaking table too big to cause the spring and shaking table or the spring and the junction of platform chassis to break.

The utility model discloses further set up to: the vibrating motor is positioned in the middle of the bottom end of the vibrating table.

Through adopting above-mentioned technical scheme, make the shaking table can vibrate more evenly.

To sum up, the utility model discloses a beneficial technological effect does:

1. when the bedplate of the vibration table is damaged and deformed, the clamp is loosened, so that the bedplate is detached from the base to be replaced;

2. through the matched clamping table and the groove, the bedplate is limited, and the bedplate is prevented from moving horizontally along the top end surface of the base.

Drawings

FIG. 1 is a schematic structural view of a concrete vibration table;

FIG. 2 is a perspective view of a concrete vibration table;

FIG. 3 is an exploded view of the vibration table;

fig. 4 is a schematic view of the structure of the fixture.

In the figure, 1, a platform underframe; 11. damping cushion blocks; 2. a vibration table; 21. a platen; 211. a groove; 22. a base; 221. clamping a platform; 222. a concave cavity; 23. a card slot; 3. a spring; 4. a vibration motor; 5. a sleeve; 6. a fixture; 61. a hook; 611. a clamping section; 6111. clamping teeth; 612. a connecting section; 62. a sleeve; 621. and (7) a rib.

Detailed Description

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

Referring to fig. 1 and 2, for the utility model discloses a concrete vibrating table, including being the platform chassis 1 of rectangle and being located the vibrating table 2 directly over platform chassis 1, vibrating table 2 is the rectangle and the four corners of vibrating table 2 is relative with the four corners of platform chassis 1 respectively equally. A distance is left between the vibration table 2 and the table bottom frame 1. The springs 3 which are vertically arranged are respectively arranged between the four corners of the vibrating table 2 and the four corners of the table bottom frame 1, and the two ends of each spring 3 are respectively fixedly connected with the vibrating table 2 and the table bottom frame 1. The vibration motor 4 is arranged at the center of the bottom end surface of the vibration table 2, and the vibration motor 4 is fixed with the vibration table 2 through bolts.

The top surface of platform chassis 1, the four corners department that is located platform chassis 1 are provided with the sleeve 5 of vertical setting respectively, and the bottom welded fastening of sleeve 5 is on platform chassis 1. The bottom surface of shaking table 2 has the sleeve 5 of vertical setting with the same welding of the position relative of sleeve 5, and the top of the sleeve 5 that is located on shaking table 2 links to each other with shaking table 2 welded fastening. The springs 3 are located between the bushings 5 on the table chassis 1 and the bushings 5 on the vibration table 2. The length of the spring 3 is longer than the sum of the lengths of the sleeve 5 on the table base frame 1 and the sleeve 5 on the vibration table 2. The top end and the bottom end of the spring 3 respectively extend into the sleeve 5 on the table bottom frame 1 and the sleeve 5 on the vibration table 2 and are fixed together with the sleeve 5 in a welding mode, one part of the spring 3 is positioned between the two sleeves 5 and is exposed from the position between the two sleeves 5, and the exposed length of the spring 3 is longer than the length extending into the sleeves 5.

Referring to fig. 2, four corners of the bottom end of the table bottom frame 1 are respectively provided with a cushion block 11 made of rubber material, the cushion block 11 is a cylinder, and the top end surface of the cushion block 11 is fixedly bonded with the top end surface of the table bottom frame 1.

Referring to fig. 3 and 4, the vibration table 2 includes a rectangular table plate 21 and a rectangular base 22, which are disposed opposite to each other, and the table plate 21 is attached to a top end surface of the base 22 and fixed together by at least two clamps 6. When the number of the jigs 6 is two, two jigs 6 are located at the center positions of the front and rear ends or the left and right ends of the oscillating table 2, and when the number of the jigs 6 exceeds two, the jigs 6 are equidistantly arranged along the edge of the oscillating table 2, and two jigs 6 are exemplified in this embodiment. The top surface of the base 22 is provided with a rectangular clamping table 221 extending upwards, and the clamping table 221 is fixedly connected with the base 22 by welding. A groove 211 matched with the shape of the clamping table 221 is arranged at the position of the bedplate 21 opposite to the clamping table 221, and when the bedplate 21 is attached to the top end surface of the base 22, the clamping table 221 at the top end of the base 22 is clamped into the groove 211 at the bottom end of the base 22.

The clamp 6 comprises two hooks 61 which are mirror-inverted from top to bottom, and a sleeve 62 which is positioned between the two hooks 61 and connects the two hooks 61 together. The inner hole of the sleeve 62 is a bidirectional threaded hole, and the inner hole of the sleeve 62 is divided into a left-handed section and a right-handed section from the midpoint of the hole length. The hook 61 is a cylindrical steel material bent to form an "L" shaped structure. The hook 61 comprises a connecting section 612 with external threads on the outer surface and a clamping section 611 with a smooth outer surface, wherein the external threads on the connecting section 612 of the hook 61 which are opposite in upper and lower mirror images are respectively in threaded fit with the left-hand section and the right-hand section of the inner hole of the sleeve 62.

When the upper and lower mirror-image opposite hooks 61 are connected with the sleeve 62, the clamping sections 611 of the upper and lower mirror-image opposite hooks 61 are arranged oppositely. When the hooks 61 are in a state of being restricted from rotating, the sleeve 62 is rotated, so that the upper and lower opposite hooks 61 come close to or go away from each other.

To facilitate the rotation of the sleeve 62, ribs 621 are respectively provided on opposite sides of the outer surface of the sleeve 62, the length direction of the ribs 621 is arranged along the axial direction of the sleeve 62, and the ribs 621 are integrally formed with the sleeve 62.

The clamping teeth 6111 are respectively arranged on the opposite sides of the clamping sections 611 of the clamping hooks 61 which are opposite to each other in the upper mirror image and the lower mirror image, and the clamping teeth 6111 and the clamping sections 611 are welded and fixed together. The latch 6111 is wedge-shaped, and the thickness of the end of the latch 6111 connected to the clamping section 611 gradually decreases toward the end far away from the clamping section 611.

In this embodiment, for example, the clamp 6 is disposed at the middle position between the left and right ends of the vibration table 2, and the surface of the platen 21 and the surface of the bottom end of the base 22 are respectively provided with a clamping groove 23 at the middle position near the left and right ends of the base 22. The clamping groove 23 at the left end of the base 22 is opposite to the clamping groove 23 at the left end of the bedplate 21, and the clamping groove 23 at the right end of the base 22 is opposite to the clamping groove 23 at the right end of the bedplate 21.

The distance between the clamping groove 23 at the left end of the bedplate 21 and the end surface at the left end of the bedplate 21 and the distance between the clamping groove 23 at the right end of the bedplate 21 and the end surface at the right end of the bedplate 21 are both smaller than the distance between the clamping teeth on the clamping hooks 61 and the connecting section 612. The distance between the clamping groove 23 at the left end of the base 22 and the end surface at the left end of the base 22 and the distance between the clamping groove 23 at the right end of the base 22 and the end surface at the right end of the base 22 are both smaller than the distance between the latch on the latch 61 and the connecting section 612. When the clamp 6 fixes the bedplate 21 and the base 22 together, the latch 6111 on the latch section 611 of the upper latch 61 can be latched into the latch groove 23 of the bedplate 21, and the latch 6111 on the latch section 611 of the lower latch 61 can be latched into the latch groove 23 of the base 22. The maximum cross-section of the latch 6111 has the same shape and size as the cross-section of the slot 23.

The base 22 is provided with an inwardly recessed cavity 222 at a position opposite to the sleeve 62, and the cavity 222 is opened toward the sleeve 62. The side of the sleeve 62 facing the base 22 extends into the cavity 222 with a gap from the side wall of the cavity 222. The relief is provided by the cavity 222 so that the side wall of the base 22 does not interfere with the sleeve 62 when the sleeve 62 is rotated.

The clamping sections 611 of the upper and lower opposite hooks 61 are respectively attached to the top end surface of the bedplate 21 and the bottom end surface of the base 22, the latch teeth 6111 on the clamping sections 611 are clamped into the clamping grooves of the bedplate 21 and the base 22, and the sleeve 62 is rotated to enable the opposite hooks 61 to approach each other until the bedplate 21 and the base 22 are closely attached together. So that the platen 21 and the base 22 are not separated from each other when the vibration table 2 vibrates. When the table plate 21 needs to be replaced, the jig 6 can be removed from the vibration table 2 by rotating the sleeve 62 and moving the opposite hooks 61 in the direction away from each other, and the table plate 21 can be separated from the base 22, thereby replacing the table plate 21.

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 concrete shaking table, includes shaking table (2) and platform chassis (1) of relative setting from top to bottom, leave the distance between shaking table (2) and platform chassis (1), link to each other through a plurality of springs (3) between shaking table (2) and the platform chassis (1), the bottom of shaking table (2) is provided with vibrating motor (4), its characterized in that: the vibrating table (2) comprises a bedplate (21) and a base (22) which are opposite up and down and are adhered together, the bedplate (21) and the base (22) are fixed together through at least two clamps (6), the clamps (6) are uniformly distributed along the edges of the bedplate (21) and the base (22), the clamps (6) comprise clamping hooks (61) which are opposite in mirror image and a control piece which controls the opposite clamping hooks (61) to be close to or far away, the clamping hooks (61) are L-shaped, the clamping hooks (61) comprise clamping sections (611) and connecting sections (612), the clamping sections (611) of the opposite clamping hooks (61) are respectively adhered to the upper surface of the bedplate (21) and the bottom end surface of the base (22), the connecting sections (612) of the opposite clamping hooks (61) are respectively connected with the control piece, and clamping grooves (23) are formed in the positions, opposite to the clamping sections (611), of the surfaces of the bedplate (21) and the base (22), the clamping section (611) is provided with a clamping tooth (6111) extending into the clamping groove (23).

2. The concrete vibrating table of claim 1, wherein: the control piece is a sleeve (62), the inner hole of the sleeve (62) is a bidirectional threaded hole, and external threads in threaded fit with the left-hand section and the right-hand section in the bidirectional threaded hole of the sleeve (62) are respectively formed in the surfaces of the connecting sections (612) on the upper and lower opposite clamping hooks (61).

3. The concrete vibrating table of claim 2, wherein: the outer part of the sleeve (62) is provided with opposite ribs (621), and the ribs (621) are arranged along the axial direction of the sleeve (62).

4. The concrete vibrating table of claim 1, wherein: the base (22) is provided with a clamping table (221), the bottom end surface of the bedplate (21) is provided with a groove (211), and when the base (22) is attached to the base (22), the clamping table (221) extends into the groove (211).

5. The concrete vibrating table of claim 1, wherein: the bottom end of the platform bottom frame (1) is provided with a plurality of shock absorption cushion blocks (11).

6. The concrete vibrating table of claim 1, wherein: the latch (6111) is wedge-shaped, and the thickness of the latch (6111) gradually decreases from one end close to the clamping section (611) to one end far away from the clamping section (611).

7. The concrete vibrating table of claim 1, wherein: the top of platform chassis (1) and the bottom of shaking table (2) are provided with sleeve (5) respectively with the position that spring (3) is relative, the inside of sleeve (5) is stretched into respectively at the both ends of spring (3), the total of sleeve (62) length on sleeve (62) and the shaking table (2) on the length of spring (3) is longer than platform chassis (1).

8. The concrete vibrating table of claim 1, wherein: the vibration motor (4) is positioned in the middle of the bottom end of the vibration table (2).