Gap eliminating vibration device for slump measurement

Abstract

The utility model discloses a gap eliminating vibration device for slump measurement, which comprises a slump cone, two groups of mounting plates are fixedly mounted on the peripheral surface of the slump cone, toothed plates are arranged on one sides of the two groups of mounting plates, the toothed plates are fixedly connected to the peripheral surface of the slump cone, mounting grooves are formed in the mounting plates, and the toothed plates are fixedly connected to the mounting grooves. A mounting groove is formed in the mounting plate, a sliding seat is slidably mounted in the mounting groove, a spring is fixedly connected to the sliding seat, a ball is fixedly mounted at the end, away from the sliding seat, of the spring and matched with the toothed plate, and a driving mechanism is mounted on the mounting plate. According to the concrete slump measuring device, the slump cone is vibrated through impact generated by collision between the ball body and the toothed plate, so that gaps in concrete are eliminated, the concrete in the slump cone is uniformly distributed, and the accuracy of a concrete slump measuring result is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to concrete detection equipment field, concretely relates to a void elimination vibration device for slump test. BACKGROUND

[0002] Slump is an important index to measure the workability of concrete (namely the water retention, fluidity and cohesiveness required for smooth construction). Through slump test, the fluidity, cohesiveness and water retention of concrete can be understood, so as to determine whether it meets the construction requirements.

[0003] Slump cylinder is often used in concrete slump measurement. The fluidity of concrete is quantitatively represented by measuring the slump height of concrete in the slump cylinder. A tamping rod is usually used to insert and tamp the concrete to make it evenly distributed in the slump cylinder. However, there will still be voids in the tamped concrete in the slump cylinder. These voids will destroy the cohesiveness of the concrete mixture, resulting in weakened bonding force between particles. At the same time, the voids will also cause the water retention of the mixture to decrease, making water more easily lost, thereby reducing the accuracy of the slump test results. SUMMARY

[0004] In view of the technical problem that voids will still exist in the tamped concrete in the existing slump cylinder, which will reduce the accuracy of the slump test results, the utility model provides a void elimination vibration device for slump test.

[0005] The technical solution adopted by the utility model is: a slump cylinder, two groups of mounting plates are fixedly installed on the outer circumferential surface of the slump cylinder, a tooth plate is arranged on one side of each of the two groups of mounting plates, the tooth plate is fixedly connected to the outer circumferential surface of the slump cylinder, a mounting groove is formed in the mounting plate, a sliding seat is slidingly installed in the mounting groove, a spring is fixedly connected to the sliding seat, a ball is fixedly installed at the end of the spring away from the sliding seat, the ball is matched with the tooth plate, and a driving mechanism is installed on the mounting plate.

[0006] Further, the driving mechanism includes a driving motor fixedly installed on one side of the mounting plate and a reciprocating screw rod rotationally installed in the mounting groove, the driving shaft of the driving motor is coaxially fixedly connected with the reciprocating screw rod, and the reciprocating screw rod is threadedly connected with the sliding seat.

[0007] By adopting the above technical solution, the sliding seat is reciprocally moved in the mounting groove.

[0008] Further, a limiting groove is formed in the side wall of the mounting groove, a limiting block is slidingly installed in the limiting groove, and the limiting block is fixedly connected to the side surface of the sliding seat.

[0009] By adopting the above technical solution, the stability of the sliding seat when moving in the mounting groove is improved.

[0010] Further, the outer peripheral surface of the slump cone is fixedly provided with two groups of handles, and the two groups of handles are symmetrically arranged.

[0011] By adopting the above technical scheme, the slump cone is convenient to operate during use.

[0012] Further, one side of each of the two groups of handles is fixedly connected with a guide ring, a guide column is slidably arranged in the guide ring, and a sharp head is fixedly connected to the bottom of the guide column.

[0013] By adopting the above technical scheme, the stability of the slump cone during lifting is improved.

[0014] Further, a support plate is arranged below the slump cone, and a guide column is fixedly connected to the support plate.

[0015] By adopting the above technical scheme, the slump cone is convenient to use on hard ground.

[0016] The utility model discloses a beneficial effect is: through the mounting plate cooperation drive motor, reciprocating screw rod, sliding seat, spring and sphere, make sphere reciprocating movement on mounting plate, slump cone cooperation sphere and toothed plate, sphere contacts and collides with the tooth on toothed plate in the moving process, and the impact of sphere makes it vibrate, and toothed plate transmits vibration to slump cone, makes the concrete that slump cone internal perfusion vibrates, and the air in the air gap of concrete escapes from the upper end opening of slump cone, thereby eliminating the air gap in the concrete, makes the concrete distribution of slump cone even, improves the accuracy of concrete slump test result,

[0017] Through handle cooperation guide column, sharp head or support plate, the movement of slump cone is guided, so that the slump cone can be vertically and stably lifted from the concrete, the position of the concrete is kept unchanged, the disturbance to the concrete is effectively avoided, and the accuracy of the slump test result is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is the three-dimensional structure schematic diagram of the utility model;

[0019] Figure 2 It is the structure schematic diagram of mounting plate and toothed plate in the utility model;

[0020] Figure 3 It is the cross section structure schematic diagram of mounting plate in the utility model;

[0021] Figure 4 It is the structure schematic diagram of sliding seat and sphere in the utility model;

[0022] Figure 5 It is the structure schematic diagram of handle and guide column in the utility model;

[0023] Figure 6 It is the structure schematic view of the guide column and the support plate in the utility model.

[0024] The figure mark is: 1, slump cylinder;2, mounting plate;3, toothed plate;4, mounting groove;5, sliding seat;6, spring;7, ball;8, reciprocating screw;9, driving motor;10, limiting groove;11, limiting block;12, lifting handle;13, guide ring;14, guide column;15, sharp head;16, support plate. DETAILED DESCRIPTION

[0025] In the description of the utility model, it needs to explain, the orientation or position relation that the term "front", "upper", "lower", "left", "right", "vertical", "horizontal" and the like indicate is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and not indicate or imply that the device or element referred to must have a particular orientation, with a particular orientation structure and operation, therefore, it cannot be understood as the limitation of the utility model.

[0026] In the description of the utility model, it needs to explain, unless another explicit provision and limitation, the term "installation", "connection", "connect" should be broad sense understanding, for example, can be fixed connection, can be detachable connection, or integrally connected;It can be directly connected, or indirectly connected through the intermediate medium, it can be the communication inside two elements。For the ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0027] The following will be combined with the drawings Figures 1-6 The utility model is further explained.

[0028] In order to solve the problems in the background art, the present application proposes the following technical scheme: including slump cylinder 1, two groups of mounting plates 2 are fixedly installed on the outer circumferential surface of slump cylinder 1, the side of two groups of mounting plates 2 is provided with toothed plate 3, toothed plate 3 is fixedly connected on the outer circumferential surface of slump cylinder 1, mounting groove 4 is formed in mounting plate 2, sliding seat 5 is slidably installed in mounting groove 4, spring 6 is fixedly connected on sliding seat 5, ball 7 is fixedly installed at the end away from sliding seat 5 of spring 6, ball 7 is matched with toothed plate 3, driving mechanism is installed on mounting plate 2.

[0029] The slump cone 1 is placed on the ground, and the concrete is poured into the slump cone 1 through the funnel, and in the process, the sliding seat 5 is moved in the mounting groove 4 by the driving mechanism, the sliding seat 5 drives the spring 6 to move, the spring 6 drives the ball 7 to move, the ball 7 collides with the teeth on the tooth plate 3 during movement, the impact of the ball 7 causes it to vibrate, and the tooth plate 3 transmits the vibration to the slump cone 1, so that the concrete poured in the slump cone 1 is vibrated, the air in the void of the concrete escapes from the upper opening of the slump cone 1, thereby eliminating the void in the concrete, making the concrete in the slump cone 1 evenly distributed, and improving the accuracy of the slump test result.

[0030] Further, the driving mechanism includes a driving motor 9 fixedly installed on one side of the mounting plate 2 and a reciprocating screw rod 8 rotatably installed in the mounting groove 4, and the driving shaft of the driving motor 9 is coaxially fixedly connected with the reciprocating screw rod 8, and the reciprocating screw rod 8 is threadedly connected with the sliding seat 5.

[0031] The driving motor 9 drives the reciprocating screw rod 8 to rotate, and the reciprocating screw rod 8 drives the sliding seat 5 to reciprocate in the mounting groove 4, and the sliding seat 5 drives the ball 7 to reciprocate on the teeth of the tooth plate 3 through the spring 6, so that the slump cone 1 is continuously vibrated, the void elimination effect of the concrete is improved, and the accuracy of the slump test result is improved.

[0032] Further, a limiting groove 10 is formed in the side wall of the mounting groove 4, a limiting block 11 is slidably installed in the limiting groove 10, and the limiting block 11 is fixedly connected to the side surface of the sliding seat 5.

[0033] The limiting groove 10 cooperates with the limiting block 11 to guide and limit the movement of the sliding seat 5, so that the sliding seat 5 is prevented from overturning when the reciprocating screw rod 8 rotates, the stability of the sliding seat 5 during movement in the mounting groove 4 is improved, and the vibration is continuously and stably generated.

[0034] Further, two groups of lifting handles 12 are fixedly installed on the outer circumferential surface of the slump cone 1, and the two groups of lifting handles 12 are symmetrically arranged.

[0035] The slump cone 1 needs to be lifted from the concrete during the slump test, and the two groups of lifting handles 12 are arranged to facilitate lifting the slump cone 1, thereby improving the convenience of using the slump cone 1.

[0036] Further, a guide ring 13 is fixedly connected to one side of each of the two groups of lifting handles 12, a guide column 14 is slidably installed in the guide ring 13, and a sharp head 15 is fixedly connected to the bottom of the guide column 14.

[0037] The two groups of guide columns 14 are fixed by inserting the pointed head 15 into the ground, and the guide rings 13 on the two groups of handles 12 pass through the guide columns 14, and the guide columns 14 guide the movement of the slump cone 1 in cooperation with the guide rings 13, so that the slump cone 1 can be vertically and stably lifted from the concrete, the position of the concrete is kept unchanged, the disturbance to the concrete is effectively avoided, and the accuracy of the slump test result is ensured.

[0038] Further, the slump cone 1 is provided with a support plate 16 below, and the support plate 16 is fixedly connected with the guide columns 14.

[0039] Further, when the slump cone 1 is used on hard ground, the pointed head 15 cannot be inserted into the ground, and the guide columns 14 are fixedly installed on the support plate 16, the support plate 16 provides support and fixation for the guide columns 14, and the guiding effect of the guide columns 14 is ensured.

[0040] Specifically, the operation and use are as follows: the two groups of guide columns 14 are fixed on the ground through the pointed head 15 or the support plate 16, the slump cone 1 is placed on the ground by passing the two groups of guide rings 13 through the two groups of guide columns 14, the concrete is poured into the slump cone 1 through the funnel, the driving motor 9 is started, the driving motor 9 drives the reciprocating screw rod 8 to rotate, the reciprocating screw rod 8 drives the sliding seat 5 to reciprocate in the mounting groove 4, the sliding seat 5 drives the spring 6 to move, the spring 6 drives the ball 7 to move, the ball 7 contacts and collides with the teeth on the toothed plate 3 in the moving process, the impact of the ball 7 causes the ball 7 to vibrate, and the toothed plate 3 continuously transmits the vibration to the slump cone 1, so that the concrete poured into the slump cone 1 is vibrated, and the air in the voids of the concrete escapes from the upper opening of the slump cone 1, thereby eliminating the voids in the concrete.

[0041] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, the circuit connection adopts the conventional connection mode in the prior art, and details are not described herein, and the contents not described in detail in the description belong to the prior art known by the person skilled in the art.

[0042] Although the embodiments of the utility model have been shown and described, the scope of the utility model is defined by the appended claims and their equivalents for those skilled in the art.

Claims

1. A void elimination vibration device for slump test, characterized by, The utility model relates to a collapsible degree cylinder, including collapsible degree cylinder (1), two groups of mounting plate (2) are fixedly installed on the outer periphery of collapsible degree cylinder (1), the one side of two groups of mounting plate (2) is provided with the toothed plate (3), the toothed plate (3) is fixedly connected on the outer periphery of collapsible degree cylinder (1), is seted up with the mounting groove (4) on mounting plate (2), the sliding seat (5) is slidably installed in mounting groove (4), the spring (6) is fixedly connected on the sliding seat (5), the ball (7) is fixedly installed in the end away from sliding seat (5) of spring (6), the ball (7) is adapted with toothed plate (3), and drive mechanism is installed on mounting plate (2).

2. A void elimination vibration device for slump test according to claim 1, wherein The drive mechanism includes a drive motor (9) fixedly installed on one side of the mounting plate (2) and a reciprocating screw rod (8) rotatably installed in the mounting groove (4), the drive shaft of the drive motor (9) is coaxially fixedly connected with the reciprocating screw rod (8), and the reciprocating screw rod (8) is threadedly connected with the sliding seat (5).

3. A void elimination vibration device for slump test according to claim 2, wherein The side wall of the mounting groove (4) is provided with a limiting groove (10), the limiting block (11) is slidably installed in the limiting groove (10), and the limiting block (11) is fixedly connected to the side surface of the sliding seat (5).

4. A void elimination vibration device for slump test according to claim 3, wherein The outer periphery of the collapsible degree cylinder (1) is fixedly provided with two groups of lifting handles (12), and the two groups of lifting handles (12) are symmetrically arranged.

5. A void elimination vibration device for slump test according to claim 4, wherein The one side of the two groups of lifting handles (12) is fixedly connected with a guide ring (13), the guide ring (13) is slidably installed with a guide column (14), and the bottom of the guide column (14) is fixedly connected with a sharp head (15).

6. A void elimination vibration device for slump test according to claim 5, wherein The lower portion of the collapsible degree cylinder (1) is provided with a supporting plate (16), and the supporting plate (16) is fixedly connected with the guide column (14).

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