CN210119423U

CN210119423U - Concrete permeameter

Info

Publication number: CN210119423U
Application number: CN201920796341.2U
Authority: CN
Inventors: 洪海禄; 梁金成
Original assignee: Guangzhou Construction Group Concrete Co ltd
Current assignee: Guangzhou Construction Group Concrete Co ltd
Priority date: 2019-05-29
Filing date: 2019-05-29
Publication date: 2020-02-28
Anticipated expiration: 2029-05-29

Abstract

The utility model discloses a concrete permeameter, which relates to the technical field of concrete detection equipment, and the technical scheme is characterized in that the concrete permeameter comprises a workbench and a plurality of female dies, wherein a plurality of groups of fixing devices are arranged on the workbench, each group of fixing devices comprises a ring-shaped plate, two first connecting plates, two second connecting plates, two inserted rods which are respectively in threaded connection with the two second connecting plates and are horizontally arranged, and two groups of fixing mechanisms which are arranged on the ring-shaped plate and are used for fixing the two inserted rods; each group of fixing mechanisms comprises a connecting pipe fixedly connected with the outer side wall of the annular plate, a circular ring fixedly connected with the inner wall of the connecting pipe and a plurality of elastic sheets which are fixedly connected with the inner circumferential surface of the circular ring along the circumferential direction of the circular ring and are obliquely arranged in the connecting pipe; the inserted link is inserted in the inner cavity of the connecting pipe; the connecting pipe is internally provided with a pushing assembly used for pushing the elastic sheet to move towards the inner wall of the connecting pipe. The utility model discloses a set up fixing device, be convenient for make master model and workstation fixed connection, therefore can reduce operating personnel's intensity of labour.

Description

Concrete permeameter

Technical Field

The utility model relates to a concrete detection equipment technical field, more specifically the saying so, it relates to a concrete permeameter.

Background

The concrete permeameter is used for measuring the impermeability of waterproof sand, and can be used for carrying out a comparison test of recycled concrete doped with a waterproof agent and reference concrete. The hydraulic pressure testing device is designed according to a hydraulic principle, a motor is used for dragging a water pump to apply pressure, and the motor is connected with a pressure container, a control valve, a test die holder and the like through pipelines. And the pressure is output by a water pump to enter a pressure container and then is conveyed to each test piece system for a loading test. The pipeline is provided with an electric contact pressure gauge and an electric control system, and the pressure can be regulated within a specified range of 0.1-1.5MPa to carry out a constant pressure test by regulating an electric contact in the electric contact pressure gauge.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN205157394U, and it discloses a concrete permeameter, including test piece sleeve, water tank and water pump, the water tank is equipped with the water inlet and advances water control mechanism, advances water control mechanism including articulate the pendulum rod in the water tank, set up in the end cap of pendulum rod one end and connect the floater at the pendulum rod other end, and the water pump is equipped with the wire and imports and exports and the tube head, and the tube head is equipped with spherical head, and the wire is imported and exported and is equipped with spherical chamber, and the tube head passes through spherical head joint in spherical chamber, the tube head pass through puller bolt with the rigid coupling is imported and exported together to the wire, puller bolt's central. The utility model has the advantages of be difficult to damage and can automatic water supply when the wire water receiving, solved current concrete permeameter need artifical feed tank moisturizing and the use that leads to inconvenient and can produce the problem of the test failure that leads to because of the lack of water.

However, in the prior art, the plurality of female dies are fixedly connected with the workbench through the flange, the plurality of bolts and the plurality of nuts, so that the female dies are relatively troublesome to disassemble and assemble, and the labor intensity of operators is increased.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a concrete permeameter, it is through setting up fixing device, is convenient for make master model and workstation fixed connection, therefore can reduce operating personnel's intensity of labour.

In order to achieve the above purpose, the utility model provides a following technical scheme: a concrete permeameter comprises a workbench and a plurality of female dies, wherein a plurality of groups of fixing devices for fixing the female dies are arranged on the workbench, each group of fixing devices comprises an annular plate fixedly connected to the top of the workbench for the female dies to be inserted, two first connecting plates respectively fixedly connected to two sides of the female dies and horizontally arranged, two second connecting plates respectively vertically fixedly connected to the bottoms of the two first connecting plates, two horizontally arranged inserting rods respectively in threaded connection with the two second connecting plates, and two groups of fixing mechanisms arranged on the annular plate and used for fixing the two inserting rods; each group of fixing mechanisms comprises a connecting pipe fixedly connected with the outer side wall of the annular plate, a circular ring fixedly connected with the inner wall of the connecting pipe and a plurality of elastic sheets which are fixedly connected with the inner circumferential surface of the circular ring along the circumferential direction of the circular ring and are obliquely arranged in the connecting pipe; the inserted link is inserted in the inner cavity of the connecting pipe; and a pushing assembly used for pushing the elastic sheet to move towards the inner wall of the connecting pipe is arranged in the connecting pipe.

By adopting the technical scheme, the test block is firstly placed in the annular plate, and then the female die is inserted into a gap between the test block and the annular plate; when the female die needs to be fixed, the elastic piece is pressed by the pushing assembly, the elastic piece is in a compressed state at the moment, then the inserting rod is rotated to enable one end of the inserting rod to be inserted into the connecting pipe, then the pushing assembly is loosened, the pushing assembly resets under the action of the elastic piece, and after the pushing assembly resets, the elastic piece presses one end of the inserting rod, so that the inserting rod can be fixed, and the female die is further fixed; when the female die needs to be detached, the elastic piece is pressed by the pushing assembly, and then the inserting rod is rotated out; through setting up fixed establishment, be convenient for carry out the dismouting to the master model, therefore can reduce operating personnel's intensity of labour.

The utility model discloses further set up to: the pushing assembly comprises a pressing ring, a transition pipe communicated with one end of the pressing ring close to the connecting pipe and a pushing pipe communicated with one end of the transition pipe far away from the pressing ring; the pressing ring is arranged at one end of the connecting pipe which protrudes out of the annular plate; the pushing pipe slides in the connecting pipe along the axial direction of the connecting pipe.

Through adopting above-mentioned technical scheme, the manual push press ring removes, and press ring removes and drives the removal of push pipe, and the removal of push pipe supports the pressure to the flexure strip to the inserted bar of being convenient for removes in the connecting pipe.

The utility model discloses further set up to: the shape of thrust pipe is round platform form to the cross sectional area of thrust pipe increases progressively in proper order from the one end that is close to the transition pipe to the one end of keeping away from the transition pipe, the connecting pipe is kept away from and is connected with annular stopper on the one end inner wall of annular plate.

By adopting the technical scheme, on one hand, one end of the inserting rod is convenient to insert into the connecting pipe, and on the other hand, the elastic sheet is convenient to support and press, so that the connecting pipe is convenient to install; through setting up the stopper, can carry on spacingly to pushing the subassembly, therefore can reduce and push the subassembly and take place the possibility of losing.

The utility model discloses further set up to: and a sealing ring is arranged between the female die and the workbench at the bottom of the annular plate.

Through adopting above-mentioned technical scheme, through setting up the sealing washer, can reduce the possibility that leaks between the workstation of water master model and annular plate bottom.

The utility model discloses further set up to: the bottom of the female die is provided with a first slot, the workbench at the bottom of the annular plate is provided with a second slot, the top of the sealing ring is inserted into the first slot, and the bottom of the sealing ring is inserted into the second slot.

Through adopting above-mentioned technical scheme, through setting up first slot and second slot, can block the sealing washer better to can improve the waterproof performance of sealing washer.

The utility model discloses further set up to: the top of the female die is inserted with a first annular block, and the top of the female die is provided with a plurality of groups of fixing assemblies for fixing the first annular block.

Through adopting above-mentioned technical scheme, through setting up first annular piece, can block the concrete test block to can reduce the possibility of slow setting soil test block roll-off from the master model.

The utility model discloses further set up to: each group of fixing assemblies comprises a sliding groove arranged on the side wall of the female die, an inserting block connected to the sliding groove in a sliding manner along the radial direction of the female die, a plurality of key blocks fixedly connected to the outer side wall of the inserting block, a plurality of key grooves arranged in the sliding groove and used for the sliding of the key blocks, a limiting cover rotationally connected to the outer side wall of the female die, a through hole arranged in the limiting cover and used for the passing of the inserting block, a plurality of notches arranged on the inner peripheral surface of the through hole and in one-to-one correspondence with the key grooves, and a jack arranged on the outer; the plug block is inserted into the jack; the key block can abut against the inner wall of the limiting cover.

By adopting the technical scheme, when the first annular block needs to be fixed, the limiting cover is rotated to align the opening on the limiting cover with the key groove, then the key block is aligned with the opening, then the inserting block can be inserted into the inserting hole through the sliding groove, then the limiting cover is rotated to stagger the opening and the key groove, and at the moment, the inner side of the top of the limiting cover is abutted against the top of the key block, so that the first annular block can be fixed; the first annular block is fixed through the fixing assembly, so that the stability of the first annular block can be improved.

The utility model discloses further set up to: and a second annular block is arranged at one end of the limiting cover close to the female die, and an annular groove for the second annular block to rotate is formed in the outer side wall of the female die.

Through adopting above-mentioned technical scheme, through setting up the ring channel, the spacing cover of being convenient for rotates on the one hand, and on the other hand can play limiting displacement to the spacing cover to can reduce the spacing cover and drop from the master model.

To sum up, the utility model discloses compare and have following beneficial effect in prior art:

1. firstly, placing a test block into an annular plate, and then inserting a female die into a gap between the test block and the annular plate; when the female die needs to be fixed, the elastic piece is pressed by the pushing assembly, the elastic piece is in a compressed state at the moment, then the inserting rod is rotated to enable one end of the inserting rod to be inserted into the connecting pipe, then the pushing assembly is loosened, the pushing assembly resets under the action of the elastic piece, and after the pushing assembly resets, the elastic piece presses one end of the inserting rod, so that the inserting rod can be fixed, and the female die is further fixed; when the female die needs to be detached, the elastic piece is pressed by the pushing assembly, and then the inserting rod is rotated out; the female die is convenient to disassemble and assemble by arranging the fixing mechanism, so that the labor intensity of operators can be reduced;

2. the first slot and the second slot are arranged, so that the sealing ring can be better blocked, and the waterproof performance of the sealing ring can be improved;

3. when the first annular block needs to be fixed, the limiting cover is rotated to enable the opening in the limiting cover to be aligned with the key groove, then the key block is aligned with the opening, then the inserting block can be inserted into the inserting hole through the sliding groove, then the limiting cover is rotated to enable the opening to be staggered with the key groove, and the inner side of the top of the limiting cover is abutted against the top of the key block, so that the first annular block can be fixed; the first annular block is fixed through the fixing assembly, so that the stability of the first annular block can be improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the embodiment;

FIG. 2 is a schematic view showing the structure of the fastening device in the embodiment;

FIG. 3 is a partial cross-sectional view of a highlighted securing mechanism of an embodiment;

FIG. 4 is a partial cross-sectional view of the highlighted seal ring of the embodiment;

FIG. 5 is a schematic view showing a first ring block highlighted in the embodiment;

FIG. 6 is an exploded view of the highlighted mounting assembly of the embodiment;

fig. 7 is a partial enlarged view of a portion a in fig. 6.

In the figure: 1. a work table; 11. a second slot; 2. a female die; 21. a first slot; 22. an annular groove; 3. a fixing device; 31. an annular plate; 32. a first connecting plate; 33. a second connecting plate; 34. inserting a rod; 35. a fixing mechanism; 351. a connecting pipe; 352. a circular ring; 353. an elastic sheet; 36. a pushing assembly; 361. pressing a ring; 362. a transition duct; 363. pushing the pipe; 364. a limiting block; 4. a seal ring; 5. a first ring block; 6. a fixing assembly; 61. a chute; 62. inserting a block; 63. a key block; 64. a keyway; 65. a limiting cover; 651. a second ring block; 66. a through hole; 67. opening the gap; 68. and (4) inserting the jack.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example (b): a concrete permeameter, as shown in figure 1, comprises a workbench 1 and a plurality of female dies 2, wherein a plurality of groups of fixing devices 3 for fixing the female dies 2 are arranged on the workbench 1.

As shown in fig. 2 and 3, each set of fixing devices 3 includes a ring plate 31 fixedly connected to the top of the worktable 1, two first connecting plates 32 fixedly connected to two sides of the mother die 2 respectively and horizontally disposed, two second connecting plates 33 vertically and fixedly connected to bottoms of the two first connecting plates 32 respectively, two horizontally disposed insertion rods 34 respectively screwed to the two second connecting plates 33, and two sets of fixing mechanisms 35 mounted on the ring plate 31 for fixing the two insertion rods 34; the female die 2 is inserted into the inner cavity of the annular plate 31; each set of fixing mechanism 35 includes a connecting pipe 351 fixedly connected to the outer side wall of the annular plate 31, a ring 352 fixedly connected to the inner wall of the connecting pipe 351, and a plurality of elastic pieces 353 fixedly connected to the inner circumferential surface of the ring 352 along the circumferential direction of the ring 352 and arranged obliquely in the connecting pipe 351; the elastic sheet 353 can be a spring steel sheet; the insertion rod 34 is inserted into the inner cavity of the connecting pipe 351; the connection tube 351 is installed with a push assembly 36 for pushing the elastic piece 353 to move close to the inner wall of the connection tube 351. The pushing assembly 36 pushes the elastic piece 353 to move, thereby facilitating the assembly and disassembly of the insert rod 34, and thus the master model 2.

The pushing assembly 36 comprises a pressing ring 361, a transition pipe 362 communicated with one end of the pressing ring 361 close to the connecting pipe 351, and a pushing pipe 363 communicated with one end of the transition pipe 362 far away from the pressing ring 361; the pressing ring 361 is provided protruding from one end of the connection pipe 351 away from the annular plate 31; the thrust tube 363 slides in the connection tube 351 in the axial direction of the connection tube 351. The pressing ring 361 is pushed manually to move, the pressing ring 361 moves to drive the pushing pipe 363 to move, the pushing pipe 363 moves to press the elastic sheet 353, and therefore the inserting rod 34 can move in the connecting pipe 351 conveniently.

The shape of the thrust tube 363 is a circular truncated cone, the cross-sectional area of the thrust tube 363 increases gradually from one end close to the transition tube 362 to one end far away from the transition tube 362, and an annular limiting block 364 is fixedly connected to the inner wall of one end of the connecting tube 351 far away from the annular plate 31; therefore, on one hand, one end of the inserting rod 34 is conveniently inserted into the connecting pipe 351, and on the other hand, the elastic piece 353 is conveniently pressed, so that the connecting pipe 351 is conveniently installed; by providing the stop block 364, the pushing assembly 36 can be stopped, thereby reducing the possibility of the pushing assembly 36 being lost.

As shown in fig. 4, a sealing ring 4 is disposed between the mother die 2 and the workbench 1 at the bottom of the annular plate 31, a first slot 21 is disposed at the bottom end of the mother die 2, a second slot 11 is disposed on the workbench 1 at the bottom of the annular plate 31, the top of the sealing ring 4 is inserted into the first slot 21, and the bottom of the sealing ring 4 is inserted into the second slot 11. By providing the first slot 21 and the second slot 11, the seal ring 4 can be blocked better, so that the waterproof performance of the seal ring 4 can be improved.

As shown in fig. 5, a first ring block 5 is inserted into the top of the female die 2, and a plurality of groups of fixing assemblies 6 for fixing the first ring block 5 are arranged on the top of the female die 2; as shown in fig. 6 and 7, each set of fixing components 6 includes a sliding groove 61 formed in the side wall of the female die 2, an insertion block 62 slidably connected to the sliding groove 61 along the radial direction of the female die 2, a plurality of key blocks 63 fixedly connected to the outer side wall of the insertion block 62, a plurality of key slots 64 formed in the sliding groove 61 for the sliding of the key blocks 63, a limiting cover 65 rotatably connected to the outer side wall of the female die 2, a through hole 66 formed in the limiting cover 65 for the insertion block 62 to pass through, a plurality of notches 67 formed in the inner peripheral surface of the through hole 66 and corresponding to the key slots 64 one by one, and an insertion hole 68 formed in the outer peripheral surface of the first annular block 5; the plug block 62 is plugged into the plug hole 68; the key block 63 can abut against the inner wall of the limit cover 65, a second annular block 651 is fixedly connected to one end, close to the female die 2, of the limit cover 65, and the annular groove 22 for the second annular block 651 to rotate is formed in the outer side wall of the female die 2. When the first annular block 5 needs to be fixed, the limiting cover 65 is rotated to enable the opening 67 on the limiting cover 65 to be aligned with the key groove 64, then the key block 63 is aligned with the opening 67, then the inserting block 62 can be inserted into the inserting hole 68 through the sliding groove 61, then the limiting cover 65 is rotated to enable the opening 67 to be staggered with the key groove 64, at the moment, the inner side of the top of the limiting cover 65 is abutted against the top of the key block 63, and therefore the first annular block 5 can be fixed; the first ring block 5 is fixed by the fixing member 6, so that the stability of the first ring block 5 can be improved.

The working principle of the concrete permeameter is as follows:

firstly, putting a test block into the annular plate 31, and then inserting the female die 2 into a gap between the test block and the annular plate 31; when the female die 2 needs to be fixed, the pressing ring 361 is manually pushed to move, the pressing ring 361 moves to drive the pushing pipe 363 to move, the pushing pipe 363 moves to press the elastic piece 353, the elastic piece 353 is in a compressed state at the moment, then one end of the inserting rod 34 is inserted into the connecting pipe 351 by rotating the inserting rod 34, then the pushing assembly 36 is loosened, the pushing assembly 36 resets under the action of the elastic piece 353, and after the pushing assembly 36 resets, the elastic piece 353 presses one end of the inserting rod 34 at the moment, so that the inserting rod 34 can be fixed, and the female die 2 is further fixed; when the female die 2 needs to be detached, the elastic piece 353 is pressed by the pushing component 36, and then the insert rod 34 is rotated out; by providing the fixing mechanism 35, the female die 2 can be easily detached, and thus the labor intensity of the operator can be reduced.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a concrete permeameter, includes workstation (1) and a plurality of master model (2), its characterized in that: a plurality of groups of fixing devices (3) for fixing the female die (2) are arranged on the workbench (1), each group of fixing devices (3) comprises an annular plate (31) fixedly connected to the top of the workbench (1) and used for inserting the female die (2), two first connecting plates (32) respectively fixedly connected to two sides of the female die (2) and horizontally arranged, two second connecting plates (33) respectively vertically fixedly connected to the bottoms of the two first connecting plates (32), two horizontally arranged inserting rods (34) respectively in threaded connection with the two second connecting plates (33), and two groups of fixing mechanisms (35) arranged on the annular plate (31) and used for fixing the two inserting rods (34); each group of fixing mechanisms (35) comprises a connecting pipe (351) fixedly connected to the outer side wall of the annular plate (31), a circular ring (352) fixedly connected to the inner wall of the connecting pipe (351), and a plurality of elastic sheets (353) which are fixedly connected to the inner circumferential surface of the circular ring (352) along the circumferential direction of the circular ring (352) and are obliquely arranged in the connecting pipe (351); the insertion rod (34) is inserted into the inner cavity of the connecting pipe (351); and a pushing assembly (36) for pushing the elastic sheet (353) to move towards the inner wall of the connecting pipe (351) is arranged in the connecting pipe (351).

2. The concrete penetrometer of claim 1, wherein: the pushing assembly (36) comprises a pressing ring (361), a transition pipe (362) communicated with one end, close to the connecting pipe (351), of the pressing ring (361), and a pushing pipe (363) communicated with one end, far away from the pressing ring (361), of the transition pipe (362); the pressing ring (361) is arranged by protruding one end of the connecting pipe (351) far away from the annular plate (31); the thrust pipe (363) slides in the connection pipe (351) in the axial direction of the connection pipe (351).

3. The concrete penetrometer of claim 2, wherein: the shape of the pushing pipe (363) is in a circular truncated cone shape, the cross-sectional area of the pushing pipe (363) is gradually increased from one end close to the transition pipe (362) to one end far away from the transition pipe (362), and an annular limiting block (364) is fixedly connected to the inner wall of one end, far away from the annular plate (31), of the connecting pipe (351).

4. The concrete penetrometer of claim 1, wherein: and a sealing ring (4) is arranged between the female die (2) and the workbench (1) at the bottom of the annular plate (31).

5. The concrete penetrometer of claim 4, wherein: the bottom end of the female die (2) is provided with a first slot (21), the workbench (1) at the bottom of the annular plate (31) is provided with a second slot (11), the top of the sealing ring (4) is inserted into the first slot (21), and the bottom of the sealing ring (4) is inserted into the second slot (11).

6. The concrete penetrometer of claim 1, wherein: the top of the female die (2) is inserted with a first annular block (5), and the top of the female die (2) is provided with a plurality of groups of fixing assemblies (6) for fixing the first annular block (5).

7. The concrete penetrometer of claim 6, wherein: each group of fixing assemblies (6) comprises a sliding groove (61) arranged on the side wall of the female die (2), an inserting block (62) connected to the sliding groove (61) in a sliding manner along the radial direction of the female die (2), a plurality of key blocks (63) fixedly connected to the outer side wall of the inserting block (62), a plurality of key grooves (64) arranged in the sliding groove (61) and used for allowing the key blocks (63) to slide, a limiting cover (65) rotatably connected to the outer side wall of the female die (2), a through hole (66) arranged in the limiting cover (65) and used for allowing the inserting block (62) to pass through, a plurality of notches (67) arranged on the inner peripheral surface of the through hole (66) and corresponding to the key grooves (64) one by one, and a jack (68) arranged on the outer peripheral surface of; the plug block (62) is plugged into the jack (68); the key block (63) can abut against the inner wall of the limiting cover (65).

8. The concrete penetrometer of claim 7, wherein: one end of the limiting cover (65) close to the female die (2) is provided with a second annular block (651), and the outer side wall of the female die (2) is provided with an annular groove (22) for the second annular block (651) to rotate.