CN213903157U

CN213903157U - A anti testing machine that rolls over for concrete test block

Info

Publication number: CN213903157U
Application number: CN202022909555.1U
Authority: CN
Inventors: 黄远吉; 王武卫; 李鹏; 刘志红
Original assignee: Shenzhen Huijitong Concrete Co ltd
Current assignee: Shenzhen Huijitong Concrete Co ltd
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-08-06
Anticipated expiration: 2030-12-05

Abstract

The application relates to the technical field of concrete test block detection equipment, in particular to an anti-bending testing machine for a concrete test block, which comprises a rack and a testing device arranged on the rack, wherein the testing device comprises a pressure bearing part, a pressure applying part and a driving part, the pressure bearing part, the pressure applying part and the driving part drive the pressure applying part to be close to the pressure bearing part; when the concrete test block pressurized takes place to splash, the shielding piece blocks this part of concrete residue for this part of residue can only fall into certain within range, makes things convenient for the staff to clear up the residue.

Description

A anti testing machine that rolls over for concrete test block

Technical Field

The application relates to the field of concrete test block detection equipment, in particular to an anti-bending testing machine for a concrete test block.

Background

At present, concrete is widely applied to house construction and road and bridge construction, the performance requirements for the required concrete are different under different conditions, the bending strength, the stress-strain curve and other performances of the concrete are important reference factors when the concrete is selected for construction, and the bending strength tester is equipment for detecting the bending strength, the stress-strain curve and other performances of the concrete.

The current chinese utility model patent of granting bulletin number CN207717524U discloses a concrete bending resistance testing machine, including the frame with locate test bench and the support frame in the frame, be provided with pressure-bearing portion and portion of exerting pressure on test bench and the support frame respectively, the portion of exerting pressure is located pressure-bearing portion directly over, pressure-bearing portion includes two supporting seats, and the top of two supporting seats all is provided with the pressure-bearing spare.

With respect to the related art in the above, the inventors consider that: when the concrete test block receives pressure, can take place cracked, the residue that the concrete test block produced falls around the test bench easily, and inconvenient staff clears up the concrete residue.

SUMMERY OF THE UTILITY MODEL

In order to make things convenient for the staff to clear up the concrete residue, this application provides an anti testing machine of rolling over for concrete test block.

The application provides an anti-bending test machine for concrete test block adopts following technical scheme:

the utility model provides an anti testing machine that rolls over for concrete test block, includes the frame, installs the testing arrangement in the frame, and testing arrangement is including installing bearing portion, the portion of exerting pressure in the frame to and order about the driving piece that the portion of exerting pressure is close to towards the bearing portion, and the frame includes the base, and installs the connecting seat on the base, and the bearing portion is installed in the base upside, and the portion of exerting pressure is installed on one side of connecting seat towards the base, is equipped with on the connecting seat to bear the portion and the portion of exerting pressure carries out the shielding piece that shelters from.

By adopting the technical scheme, when the concrete test block needs to be subjected to the bending resistance test, the concrete is placed on the pressure bearing part, then the working state of the shielding piece is changed, so that the shielding piece shields the pressure bearing part and the pressure applying part, and when the concrete test block is pressed to splash, the shielding piece blocks the part of concrete residues, so that the part of residues can only fall in a certain range, and workers can conveniently clean the residues; on the other hand, the shielding piece can play the effect of protection to the staff, reduces when experimental, and concrete residue splashes and leads to the staff to receive the condition of injury and take place.

Preferably, the shielding part comprises a fixing part fixedly connected to one side of the connecting seat facing the base and a sliding part slidably connected to the outer wall of the fixing part, and the lower end of the fixing part is provided with a clamping part for fixing the fixing part and the sliding part relatively.

Through adopting above-mentioned technical scheme, change the operating condition of joint spare for sliding part can take place relative movement along fixed part length direction, accomplishes the sheltering from simple easy operation to bearing portion and pressure applying portion.

Preferably, the fixed part is equipped with the holding tank along the horizontal direction, and the joint spare includes the joint piece of sliding connection in the holding tank to and one end fixed connection is in the one spring of joint piece one end, and spring other end fixed connection is in the tank bottom of holding tank, and the sliding part lower extreme is equipped with the joint hole that supplies the joint piece to run through the sliding part.

Through adopting above-mentioned technical scheme, place the concrete test block when bearing the splenium as needs, upwards slide the sliding part along fixed part length direction, when joint hole and holding tank intercommunication, the spring orders about joint piece embedding joint hole for fixed part and sliding part are relatively fixed, and then make the sliding part no longer shelter from the bearing the splenium, make things convenient for the staff to place the concrete test block on bearing the splenium.

Preferably, the clamping piece is provided with a plurality of clamping pieces.

By adopting the technical scheme, the plurality of clamping pieces can reduce the load of a single clamping block and prolong the service life of the clamping block; on the other hand, the connection stability of the sliding portion and the fixed portion is extended.

Preferably, the pressure-bearing part comprises a pressure-bearing table, the upper end face of the base is provided with a collection frame with an upward opening, and the sliding part completely falls into the collection frame along the projection in the vertical direction.

Through adopting above-mentioned technical scheme, the concrete residue receives stopping of fixed part and sliding part, falls at last to accomodating in the frame, simultaneously, after sliding the sliding part and go, the staff can sweep the concrete residue of pressure-bearing bench to the collection frame in, when waiting the residue in the collection frame to deposit more, clears up the residue on the collection frame again, and then makes things convenient for the staff to clear up the residue.

Preferably, the collecting frame is sleeved on the outer wall of the pressure-bearing table.

By adopting the technical scheme, the collecting frame is directly sleeved on the bearing table, so that the collecting frame is convenient for workers to install; on the other hand, make things convenient for the staff will collect frame and pressure-bearing platform separation, and then conveniently give the residue of collecting in the frame and pour, improved the cleaning efficiency to the residue.

Preferably, the upper end surface of the pressure bearing table is obliquely arranged.

By adopting the technical scheme, the obliquely arranged pressure bearing table is convenient for workers to clean residues on the upper end surface of the pressure bearing table into the collecting frame; on the other hand, the guide member guides the residue falling on the pressure receiving table.

Preferably, the pressure-bearing portion further comprises two abutting rods fixedly connected to the upper end face of the pressure-bearing table, each abutting rod is a threaded rod, and two positioning blocks are connected to each abutting rod in a threaded mode.

Through adopting above-mentioned technical scheme, with two locating piece threaded connection on the butt joint pole, place the concrete test piece between two locating pieces, the locating piece plays and carries out the effect of fixing a position to the concrete test piece, improves the position accuracy that the splenium exerted pressure to the concrete test piece.

In summary, the present application includes at least one of the following beneficial technical effects:

when the device works, the sliding part and the fixing part are matched for use, the pressing part and the pressure bearing part are shielded, and the sliding part and the fixing part block splashed concrete residues, so that the residues cannot splash everywhere, and workers can clean the residues conveniently after a test is finished;

the existence of collection frame further makes things convenient for the staff to collect the residue that the shielding piece blockked off.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present application.

Fig. 2 is a schematic structural view of the sliding part abutting against the collecting frame.

Fig. 3 is a sectional view for showing a collection frame.

Fig. 4 is an enlarged view of a portion a of fig. 3 for showing the clip.

Description of reference numerals: 1. a frame; 11. a base; 12. a connecting seat; 2. a pressure-bearing portion; 21. a pressure bearing table; 22. a butting rod; 23. positioning blocks; 24. a connecting rod; 3. a pressing part; 4. a cylinder; 5. a shield; 51. a fixed part; 52. a sliding part; 6. a clamping piece; 61. accommodating grooves; 62. a clamping block; 63. a spring; 64. a clamping hole; 7. a collection frame; 71. a base plate; 72. a first side plate; 73. a second side plate; 74. a receiving cavity.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses an anti-bending testing machine for a concrete test block. Referring to fig. 1, including a frame 1, a testing device installed on the frame 1, the testing device includes a pressure-bearing portion 2 installed on an upper end surface of the frame 1, a pressure-applying portion 3, and a driving member for driving the pressure-applying portion 3 to approach the pressure-bearing portion 2, in an embodiment, the frame 1 includes a base 11, and a connecting seat 12 fixedly connected to an upper end of the base 11, the pressure-bearing portion 2 includes a pressure-bearing table 21 fixedly connected to the upper end surface of the base 11, and two abutting rods 22 fixedly connected to an upper end surface of the pressure-bearing table 21, the pressure-bearing table 21 may be connected to the base 11 by a bolt, the abutting rods 22 are connected to the pressure-bearing table 21 by connecting rods 24, the connecting rods 24 are located at a middle end position of the abutting rods 22, and the connecting rods 24 may be connected to the abutting rods 22 by welding, the connecting rods 24 may also be connected to the pressure-bearing table 21 by welding, the abutting rods 22 are threaded rods, two positioning blocks 23 are connected to the abutting rod 22 through threads; in an embodiment, the driving member is a cylinder 4 mounted on the connecting seat 12, the cylinder 4 may be connected to the connecting seat 12 by a bolt, and a piston rod of the cylinder 4 penetrates through the connecting seat 12 and is fixedly connected to the upper end surface of the pressing portion 3.

When needing to carry out the bending test to the concrete test piece, place the concrete test piece on butt pole 22, through the position that changes locating piece 23 for two locating pieces 23 can be fixed a position the concrete test piece, reach the effect that the splenium 3 can exert pressure to the concrete test piece in order to protect, reduce experimental error, then cylinder 4 orders about the splenium 3 of exerting pressure and exerts pressure to the concrete test piece, in order to obtain the bending test data of concrete test piece.

Referring to fig. 2 and 3, in the test, a part of the poor-quality concrete sample is easy to generate splashed concrete residues, and for the convenience of workers to clean the residues, the connecting seat 12 is provided with a shielding piece 5 for shielding the pressure-bearing portion 2 and the pressure-applying portion 3, in the embodiment, the shielding piece 5 comprises a fixed seat arranged on one side of the connecting seat 12 facing the base 11 and a sliding portion 52 connected to the outer wall of the fixing portion 51 in a sliding manner, and the lower end of the fixing portion 51 is provided with a clamping piece 6 for fixing the sliding portion 52 and the fixing portion 51 relatively.

Referring to fig. 3 and 4, in an embodiment, the engaging member 6 includes an engaging block 62 and a spring 63, an accommodating groove 61 is formed in an outer wall of a lower end of the fixing portion 51 along a horizontal direction, the engaging block 62 is slidably connected in the accommodating groove 61, one end of the spring 63 is fixedly connected to a bottom of the accommodating groove 61, the other end of the spring is fixedly connected to one end of the engaging block 62, and an engaging hole 64 penetrating through two opposite sides of the upper end of the sliding portion 52 is formed in the upper end of the sliding portion; when the staff need take out concrete sample, in the 62 holding tanks of extrusion joint piece 61, again with the ascending motion of sliding part 52, sliding part 52 removes one end distance after, joint hole 64 is linked together with holding tanks 61, and at this moment, spring 63 orders about joint piece 62 and enters into joint hole 64 to realize the relatively fixed of sliding part 52 and fixed part 51.

In order to further improve the connection stability of the sliding portion 52 and the fixing portion 51, in the embodiment, two clamping pieces 6 are symmetrically arranged; place the back on butt pole 22 with the concrete sample, extrusion joint piece 62 for joint piece 62 enters into holding tank 61 completely, then makes sliding part 52 remove along fixed part 51 length direction, and then gives sheltering from with portion of exerting pressure 3 and pressure-bearing part 2, in the test process, the concrete that splashes can be given by sliding part 52 and fixed part 51 and block, makes the residue can drop in a fixed within range, and can not splash everywhere, makes things convenient for the clearance of staff to the residue.

Referring back to fig. 2 and 3, in order to further facilitate cleaning of the residues by the workers, a collecting frame 7 for collecting the residues is arranged on the base 11, the collecting frame 7 includes a bottom plate 71 surrounding along the outer wall of the pressure bearing table 21, a first side plate 72 and a second side plate 73 fixedly connected to two opposite sides of the bottom plate 71, the first side plate 72, the second side plate 73, and a containing cavity 74 containing concrete residues is formed by enclosing the bottom plate 71, the first side plate 72 abuts against the outer wall of the pressure bearing table 21, and a projection of the sliding part 52 in the vertical direction completely falls into the containing cavity 74; in the embodiment, the inner side wall of the sliding part 52 has a certain distance with the outer wall of the pressure bearing table 21, so that the residue blocked by the sliding part 52 and the fixing part 51 can fall in the receiving cavity 74; after the experiment, if the residue of accomodating in the chamber 74 is more, the staff can be directly with collecting frame 7 upward movement for collect frame 7 and bear and press platform 21 separation, and then make things convenient for the staff to give the residue of accomodating chamber 74 and fall, simple and convenient.

Preferably, the upper end surface of the bearing table 21 is arranged obliquely, so that a worker can conveniently clean residues falling on the upper end surface of the bearing table 21 by using a hairbrush; on the other hand, the residue falling on the upper end surface of the pressure bearing table 21 is easy to enter the containing cavity 74 under the guiding action of the inclined surface; during manufacturing, the fixing portion 51 and the sliding portion 52 can be made of transparent materials according to actual needs, so that workers can observe the test process conveniently.

The implementation principle of the bending resistance testing machine for the concrete test block is as follows: place the concrete sample on butt pole 22, fix a position the concrete sample through locating piece 23, then with the hand with joint piece 62 extrusion entering holding tank 61, make sliding part 52 drop and contradict on bottom plate 71, then operation cylinder 4, order about to apply for pressing part 3 and carry out the bending test to the concrete sample, the concrete residue that splashes is given by fixed part 51 and sliding part 52 and is blockked, the concrete residue that is blockked can enter into and accomodate chamber 74, after convenient experiment, the staff gives the clearance with the concrete residue and falls.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an anti machine of rolling over test for concrete test block, includes frame (1), install in the testing arrangement on frame (1), the testing arrangement is including installing bearing portion (2), the portion of exerting pressure (3) on frame (1) to and drive the driving piece that the portion of exerting pressure (3) is close to towards bearing portion (2), frame (1) includes base (11), and install in connecting seat (12) on base (11), its characterized in that: the pressing part (2) is arranged on the upper side of the base (11), the pressing part (3) is arranged on one side, facing the base (11), of the connecting seat (12), and a shielding piece (5) for shielding the pressing part (2) and the pressing part (3) is arranged on the connecting seat (12).

2. The bending resistance testing machine for the concrete test block according to claim 1, wherein: the shielding piece (5) comprises a fixing part (51) fixedly connected to the connecting seat (12) and faces one side of the base (11), and a sliding part (52) connected to the outer wall of the fixing part (51) in a sliding mode, wherein the lower end of the fixing part (51) is provided with a clamping piece (6) used for fixing the fixing part and the sliding part (52) relatively.

3. The bending resistance testing machine for the concrete test block according to claim 2, wherein: fixed part (51) are equipped with holding tank (61) along the horizontal direction, joint spare (6) include sliding connection in joint piece (62) in holding tank (61), and one end fixed connection in joint piece (62) one serves last spring (63), spring (63) other end fixed connection in the tank bottom of holding tank (61), sliding part (52) lower extreme is equipped with the confession joint piece (62) run through joint hole (64) of sliding part (52).

4. The bending resistance testing machine for the concrete test block according to claim 3, wherein: the clamping pieces (6) are provided with a plurality of clamping pieces.

5. The bending resistance testing machine for the concrete test block according to claim 2, wherein: the bearing part (2) comprises a bearing table (21), the upper end face of the base (11) is provided with a collecting frame (7) with an upward opening, and the sliding part (52) completely falls into the collecting frame (7) along the projection in the vertical direction.

6. The bending resistance testing machine for the concrete test block according to claim 5, wherein: the collecting frame (7) is sleeved on the outer wall of the pressure bearing table (21).

7. The bending resistance testing machine for the concrete test block according to claim 5, wherein: the upper end face of the pressure bearing table (21) is obliquely arranged.

8. The bending resistance testing machine for the concrete test block according to claim 5, wherein: the bearing part (2) further comprises two abutting rods (22) fixedly connected to the upper end face of the bearing table (21), the abutting rods (22) are threaded rods, and two positioning blocks (23) are in threaded connection with the abutting rods (22).