CN216941139U

CN216941139U - Special device for molding pavement concrete test piece

Info

Publication number: CN216941139U
Application number: CN202220581413.3U
Authority: CN
Inventors: 马永胜; 张益豪; 殷继伟; 郝源; 臧术勇; 张�浩; 姜连甲; 任林燕
Original assignee: Weifang Jingtai New Building Materials Co ltd
Current assignee: Weifang Jingtai New Building Materials Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2022-07-12
Anticipated expiration: 2032-03-16

Abstract

The utility model relates to the field of concrete test pieces, in particular to a special device for molding a pavement concrete test piece, which comprises a bottom plate, a buffer assembly, a test piece vessel, a smoothing assembly and a collision assembly, wherein the bottom plate is horizontally arranged, the buffer assembly is arranged at the top of the bottom plate, the test piece vessel is arranged at the top of the buffer assembly, the collision assembly is arranged at the top of the bottom plate and is positioned beside the buffer assembly, the smoothing assembly is arranged at the top of the buffer assembly, and the smoothing assembly is erected on the test piece vessel. The utility model has the advantages that: the labor intensity of concrete sample manufacturing can be greatly reduced, the manufacturing standard is easy to master, and particularly the vibration standard can reach the consistency.

Description

Special device for molding pavement concrete test piece

Technical Field

The utility model relates to the technical field of concrete test pieces, in particular to a special device for molding a pavement concrete test piece.

Background

In a ready-mixed concrete plant, a precast concrete member plant and a construction unit adopting field centralized concrete mixing, concrete is sampled and a test piece is manufactured according to the national standard, and the strength of the structural concrete is evaluated according to the strength of the test piece. Therefore, a strict standardized method and device are needed for molding the self-compacting concrete test piece, so that the manufactured test piece can keep the original performance characteristics of the self-compacting concrete and truly reflect the strength of the self-compacting concrete.

In the engineering construction process, the reserved concrete test piece is required to be utilized to control the concrete quality; when concrete performance is researched, a concrete test piece needs to be formed, and different methods are adopted for comparison test, but the concrete test piece formed by the existing pavement concrete test piece forming device has large discreteness, and the forming quality cannot be ensured.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a special device for molding a pavement concrete test piece.

The purpose of the utility model is realized by the following technical scheme: road concrete test piece shaping isolated plant, including bottom plate, buffering subassembly, test piece ware, smooth subassembly and conflict subassembly, the bottom plate level sets up, the buffering subassembly sets up the top at the bottom plate, the test piece ware sets up the top at the buffering subassembly, the subassembly that conflicts sets up at the top of bottom plate, and the subassembly that just conflicts lies in the side of buffering subassembly, smooth the subassembly setting at the top of buffering subassembly, and smooth the subassembly and erect on the test piece ware.

Preferably, the buffering subassembly includes telescopic link, buffer spring, bearing board and two bolster, the vertical top that sets up at the bottom plate of telescopic link, the bearing board level sets up the top at the telescopic link, buffer spring is equipped with four, and four buffer spring are the matrix setting at the top of bottom plate, and every buffer spring's one end all with the top fixed connection of bottom plate, every buffer spring's the other end all with the bottom fixed connection of bearing board, two the bolster interval sets up at the top of bottom plate, and every bolster all is located two buffer spring's side.

Preferably, each of the buffers includes a fixing plate, a connection roller, a connection spring, a collar and a connection rod, the two fixed plates are arranged at the top of the bottom plate at intervals, the connecting roller is horizontally arranged above the bottom plate, and the connecting roller is positioned between the two fixed plates, the two ends of the connecting roller are respectively and fixedly connected with the side walls of the two fixed plates, the connecting spring is sleeved on the middle section of the connecting roller, two lantern rings are arranged, the two lantern rings are sleeved on the connecting roller, the two lantern rings are respectively positioned at the two sides of the connecting spring, the two ends of the connecting spring are respectively fixedly connected with the two lantern rings, the two connecting rods are arranged and are obliquely arranged below the bearing plate at intervals, and one end of each connecting rod is hinged with one lantern ring, and the other end of each connecting rod is hinged with the bottom of the bearing plate.

Preferably, the collision component comprises a driving motor, synchronous wheels, synchronous belts, synchronous shafts and two collision parts, the two collision parts are symmetrically arranged on two sides of the telescopic rod, the two collision parts are fixedly connected with the bottom plate, each collision part comprises a vertical plate, a rotating roller and a collision disc, the vertical plates are vertically arranged on the top of the bottom plate, the rotating rollers are horizontally arranged on the side walls of the vertical plates, the collision discs are arranged on the rotating rollers, the outer side walls of the collision discs are attached to the bottom of the bearing plate, the synchronous shafts are horizontally arranged between the two vertical plates, the middle sections of the synchronous shafts are rotatably connected with the telescopic rod, two ends of the synchronous shafts are respectively rotatably connected with the two vertical plates, the four synchronous wheels are respectively sleeved on two ends of the synchronous shafts and the two rotating rollers, the synchronous belts are provided with two parts, and each synchronous belt is sleeved on the two synchronous wheels, the driving motor is arranged on the outer side wall of the vertical plate, and the output end of the driving motor penetrates through the vertical plate and is fixedly connected with the rotating roller.

Preferably, the smoothing component comprises a mounting plate, a servo motor, a rotating screw, a limiting rod and a movable plate, the mounting plate is provided with four, the four mounting plates are arranged at the top of the bearing plate in a matrix mode, the rotating screw is horizontally arranged between the two mounting plates, the two ends of the rotating screw are respectively connected with the two mounting plates in a rotating mode, the limiting rod is horizontally arranged between the other two mounting plates, the two ends of the limiting rod are respectively fixedly connected with the other two mounting plates, the servo motor is arranged on the side wall of one mounting plate, the output end of the servo motor penetrates through one mounting plate and is fixedly connected with the rotating screw, the movable plate is horizontally arranged between the limiting rod and the rotating screw, and the two ends of the limiting rod are respectively sleeved on the limiting rod and the rotating screw.

Preferably, the bottom of the limiting rod is attached to the top of the test piece vessel.

The utility model has the following advantages:

pouring the stirred concrete into a test piece vessel, driving a motor to drive a rotating roller fixedly connected with the output end of the motor to rotate, driving a synchronizing shaft to rotate by the rotating roller under the sleeving of a synchronous belt, so that two abutting disks rotate simultaneously to abut against a bearing plate, and the bearing plate swings to drive a telescopic rod and a buffer spring to descend, so as to reduce the swinging amplitude of the test piece vessel, change the movement mode of the test piece vessel into vibration, simultaneously, the bearing plate descends to drive a connecting rod to move, so that the two connecting rods drive lantern rings to move along the length direction of the connecting roller, the two lantern rings move to compress or stretch the buffer spring, further reduce the force caused by swinging, further control the frequency of vibration, ensure that no air bubbles are generated after the test piece is molded, and along with the gradual addition of the concrete, the servo motor drives a rotating screw fixedly connected with the output end of the test piece to rotate, the movable plate is moved along the length direction of the limiting rod and the rotating screw rod, so that concrete above the test piece dish is smoothed, the concrete is prevented from splashing around while vibration is avoided, the labor intensity of concrete test piece manufacturing can be greatly reduced, the manufacturing standard is easy to master, and particularly the vibration standard can reach the consistency.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of a buffer assembly according to the present invention;

FIG. 3 is a schematic view of the structure of the collision component of the present invention;

FIG. 4 is a schematic view of a portion of the cushioning assembly of the present invention;

fig. 5 is a schematic structural view of the smoothing assembly of the present invention.

In the figure: 1-bottom plate, 2-buffer component, 21-telescopic rod, 22-buffer spring, 23-supporting plate, 24-buffer component, 241-fixing plate, 242-connecting roller, 243-connecting spring, 244-lantern ring, 245-connecting rod, 3-test piece dish, 4-smoothing component, 41-mounting plate, 42-servo motor, 43-rotating screw rod, 44-limiting rod, 45-moving plate, 5-touch component, 51-driving motor, 52-synchronous wheel, 53-synchronous belt, 54-synchronous shaft, 55-touch component, 551-vertical plate, 552-rotating roller and 553-touch disk.

Detailed Description

The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.

As shown in fig. 1 to 5, pavement concrete test piece shaping isolated plant, it includes bottom plate 1, buffering subassembly 2, test piece ware 3, smooths subassembly 4 and conflict subassembly 5, 1 level of bottom plate sets up, buffering subassembly 2 sets up the top at bottom plate 1, test piece ware 3 sets up the top at buffering subassembly 2, conflict subassembly 5 sets up the top at bottom plate 1, and conflicts subassembly 5 and is located the side of buffering subassembly 2, smooths subassembly 4 and sets up at the top of buffering subassembly 2, and smooths subassembly 4 and erect on test piece ware 3.

Specifically, the buffer assembly 2 includes a telescopic rod 21, four buffer springs 22, a supporting plate 23 and two buffer members 24, the telescopic rod 21 is vertically disposed on the top of the bottom plate 1, the supporting plate 23 is horizontally disposed on the top of the telescopic rod 21, the four buffer springs 22 are disposed on the top of the bottom plate 1 in a matrix manner, one end of each buffer spring 22 is fixedly connected to the top of the bottom plate 1, the other end of each buffer spring 22 is fixedly connected to the bottom of the supporting plate 23, the two buffer members 24 are disposed on the top of the bottom plate 1 at intervals, each buffer member 24 is disposed beside the two buffer springs 22, the supporting plate 23 shakes to drive the telescopic rod 21 and the buffer springs 22 to descend, the shaking range of the test piece dish 3 is reduced, the movement mode of the test piece dish is changed into vibration, and meanwhile, the supporting plate 23 descends to drive the connecting rod 245 to move, make two connecting rods 245 drive the lantern ring 244 and remove along the length direction who connects roller 242, thereby two lantern rings 244 remove compression or tensile buffer spring 22, and further the lightening rocks the power that causes to control the frequency of vibration, can not produce the bubble after guaranteeing the test piece shaping.

Specifically, each buffer member 24 includes two fixing plates 241, two connecting rollers 242, two connecting springs 243, two collars 244 and two connecting rods 245, the two fixing plates 241 are arranged at the top of the bottom plate 1 at intervals, the connecting roller 242 is horizontally arranged above the bottom plate 1, the connecting roller 242 is located between the two fixing plates 241, two ends of the connecting roller 242 are respectively and fixedly connected with the side walls of the two fixing plates 241, the connecting spring 243 is sleeved on the middle section of the connecting roller 242, the two collars 244 are arranged, the two collars 244 are all sleeved on the connecting roller 242, the two collars 244 are respectively located on two sides of the connecting spring 243, two ends of the connecting spring 243 are respectively and fixedly connected with the two collars 244, the two connecting rods 245 are arranged below the supporting plate 23 at intervals in an inclined manner, and one end of each connecting rod 245 is hinged to one collar 244, the other end of each connecting rod 245 is hinged to the bottom of the supporting plate 23, the supporting plate 23 descends to drive the connecting rods 245 to move, so that the two connecting rods 245 drive the lantern rings 244 to move along the length direction of the connecting rollers 242, and the two lantern rings 244 move to compress or stretch the buffer springs 22, so that the force caused by shaking is further reduced.

Specifically, the abutting assembly 5 comprises a driving motor 51, a synchronizing wheel 52, a synchronous belt 53, a synchronizing shaft 54 and two abutting pieces 55, the two abutting pieces 55 are symmetrically arranged on two sides of the telescopic rod 21, the two abutting pieces 55 are fixedly connected with the base plate 1, each abutting piece 55 comprises a vertical plate 551, a rotating roller 552 and an abutting disc 553, the vertical plate 551 is vertically arranged on the top of the base plate 1, the rotating roller 552 is horizontally arranged on the side wall of the vertical plate 551, the abutting disc 552 is arranged on the rotating roller 552, the outer side wall of the abutting disc 553 is attached to the bottom of the supporting plate 23, the synchronizing shaft 54 is horizontally arranged between the two vertical plates 551, the middle section of the synchronizing shaft 54 is rotatably connected with the telescopic rod 21, two ends of the synchronizing shaft 551 are rotatably connected with the two vertical plates 551 respectively, the synchronizing wheel 52 is provided with four synchronizing wheels 52, the two ends of the synchronizing shaft 54 and the two rotating rollers 552 are sleeved with the four synchronizing wheels 52 respectively, the hold-in range 53 is equipped with two, and every hold-in range 53 all overlaps and establish on two synchronizing wheels 52, driving motor 51 sets up on the lateral wall of a riser 551, and driving motor 51's output runs through a riser 551 and a live-rollers 552 fixed connection, pours the concrete after the stirring into test piece ware 3, and driving motor 51 drives the live-rollers 552 rotation rather than output fixed connection, under hold-in range 53's cover was established, makes live-rollers 552 drive synchronizing shaft 54 and rotates to make two touch panel 553 rotate simultaneously, contradict to bearing board 23.

Specifically, the smoothing assembly 4 includes four mounting plates 41, four mounting plates 41 arranged at the top of the supporting plate 23 in a matrix manner, a rotating screw 43 horizontally arranged between two mounting plates 41, two ends of the rotating screw 43 rotatably connected with the two mounting plates 41, a limiting rod 44 horizontally arranged between the other two mounting plates 41, two ends of the limiting rod 44 fixedly connected with the other two mounting plates 41, a servo motor 42 arranged on the side wall of one mounting plate 41, an output end of the servo motor 42 penetrating through one mounting plate 41 and fixedly connected with the rotating screw 43, a moving plate 45 horizontally arranged between the limiting rod 44 and the rotating screw 43, and two ends of the limiting rod 44 respectively sleeved on the limiting rod 44 and the rotating screw 43, along with the gradual addition of concrete, servo motor 42 drives rather than output fixed connection's rotation screw rod 43 and rotates, makes movable plate 45 move along gag lever post 44 and the length direction who rotates screw rod 43 to smooth the concrete of test piece ware 3 top, avoid the vibration while splash everywhere.

Specifically, the bottom of the limiting rod 44 is attached to the top of the test piece dish 3, so that the concrete on the test piece dish 3 can be cleaned conveniently.

The working process of the utility model is as follows: pouring the stirred concrete into the test piece dish 3, driving the motor 51 to drive the rotating roller 552 fixedly connected with the output end thereof to rotate, under the sleeving of the synchronous belt 53, the rotating roller 552 drives the synchronous shaft 54 to rotate, so that the two contact plates 553 rotate simultaneously to abut against the supporting plate 23, the supporting plate 23 shakes to drive the telescopic rod 21 and the buffer spring 22 to descend, the shaking amplitude of the test piece dish 3 is reduced, the movement mode is changed into vibration, meanwhile, the supporting plate 23 descends to drive the connecting rod 245 to move, so that the two connecting rods 245 drive the lantern rings 244 to move along the length direction of the connecting roller 242, the two lantern rings 244 move to compress or stretch the buffer spring 22, further, the force caused by shaking is reduced, the vibration frequency is controlled, no bubble is generated after the test piece is molded, and along with the gradual addition of the concrete, the servo motor 42 drives the rotating screw 43 fixedly connected with the output end thereof to rotate, the moving plate 45 is moved along the length directions of the limiting rod 44 and the rotating screw 43, so that the concrete above the test piece dish 3 is smoothed, and the concrete is prevented from splashing around while vibrating.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The special device for molding the pavement concrete test piece is characterized in that: including bottom plate (1), buffering subassembly (2), test piece ware (3), smooth subassembly (4) and conflict subassembly (5), bottom plate (1) level sets up, buffering subassembly (2) set up the top at bottom plate (1), test piece ware (3) set up the top at buffering subassembly (2), conflict subassembly (5) set up the top at bottom plate (1), and conflict subassembly (5) are located the side of buffering subassembly (2), smooth subassembly (4) and set up the top at buffering subassembly (2), and smooth subassembly (4) and erect on test piece ware (3).

2. The special device for molding the pavement concrete test piece according to claim 1, which is characterized in that: buffering subassembly (2) include telescopic link (21), buffer spring (22), bearing board (23) and two bolster (24), the vertical top that sets up at bottom plate (1) in telescopic link (21), bearing board (23) level sets up the top at telescopic link (21), buffer spring (22) are equipped with four, and four buffer spring (22) are the matrix setting at the top of bottom plate (1), and the one end of every buffer spring (22) all with the top fixed connection of bottom plate (1), the other end of every buffer spring (22) all with the bottom fixed connection of bearing board (23), two bolster (24) interval sets up the top at bottom plate (1), and every bolster (24) all are located the side of two buffer spring (22).

3. The special device for molding the pavement concrete test piece according to claim 2, characterized in that: each buffer piece (24) comprises two fixing plates (241), two connecting rollers (242), two connecting springs (243), two lantern rings (244) and two connecting rods (245), the two fixing plates (241) are arranged at the top of the bottom plate (1) at intervals, the connecting rollers (242) are horizontally arranged above the bottom plate (1), the connecting rollers (242) are located between the two fixing plates (241), two ends of each connecting roller (242) are fixedly connected with the side walls of the two fixing plates (241) respectively, the connecting springs (243) are sleeved on the middle section of each connecting roller (242), the two lantern rings (244) are arranged, the two lantern rings (244) are sleeved on the connecting rollers (242), the two lantern rings (244) are located on two sides of each connecting spring (243), two ends of each connecting spring (243) are fixedly connected with the two lantern rings (244) respectively, the two connecting rods (245) are arranged, the two connecting rods (245) are obliquely arranged below the bearing plate (23) at intervals, one end of each connecting rod (245) is hinged to one lantern ring (244), and the other end of each connecting rod (245) is hinged to the bottom of the bearing plate (23).

4. The special device for molding the pavement concrete test piece according to claim 2, characterized in that: the collision component (5) comprises a driving motor (51), a synchronous wheel (52), a synchronous belt (53), a synchronous shaft (54) and two collision components (55), wherein the two collision components (55) are symmetrically arranged at two sides of the telescopic rod (21), the two collision components (55) are fixedly connected with the bottom plate (1), each collision component (55) comprises a vertical plate (551), a rotating roller (552) and a collision disc (553), the vertical plate (551) is vertically arranged at the top of the bottom plate (1), the rotating roller (552) is horizontally arranged on the side wall of the vertical plate (551), the collision disc (553) is arranged on the rotating roller (552), the outer side wall of the collision disc (553) is attached to the bottom of the bearing plate (23), the synchronous shaft (54) is horizontally arranged between the two vertical plates (551), and the middle section of the synchronous shaft (54) is rotatably connected with the telescopic rod (21), the two ends of the synchronizing shaft (54) are respectively rotatably connected with two vertical plates (551), four synchronizing wheels (52) are arranged, the four synchronizing wheels (52) are respectively sleeved at the two ends of the synchronizing shaft (54) and on the two rotating rollers (552), two synchronizing belts (53) are arranged, each synchronizing belt (53) is sleeved on the two synchronizing wheels (52), the driving motor (51) is arranged on the outer side wall of one vertical plate (551), and the output end of the driving motor (51) penetrates through one vertical plate (551) and one rotating roller (552) to be fixedly connected.

5. The special device for molding the pavement concrete test piece according to claim 2, characterized in that: the smoothing component (4) comprises mounting plates (41), servo motors (42), rotating screws (43), limiting rods (44) and a moving plate (45), the number of the mounting plates (41) is four, the four mounting plates (41) are arranged at the top of the bearing plate (23) in a matrix mode, the rotating screws (43) are horizontally arranged between the two mounting plates (41), two ends of each rotating screw (43) are respectively rotatably connected with the two mounting plates (41), the limiting rods (44) are horizontally arranged between the other two mounting plates (41), two ends of each limiting rod (44) are respectively fixedly connected with the other two mounting plates (41), the servo motors (42) are arranged on the side wall of one mounting plate (41), the output ends of the servo motors (42) penetrate through one mounting plate (41) and are fixedly connected with the rotating screws (43), the moving plate (45) is horizontally arranged between the limiting rods (44) and the rotating screws (43), and two ends of the limiting rod (44) are respectively sleeved on the limiting rod (44) and the rotating screw rod (43).

6. The special device for molding the pavement concrete test piece according to claim 5, characterized in that: the bottom of the limiting rod (44) is attached to the top of the test piece dish (3).