CN212674726U

CN212674726U - Concrete permeameter

Info

Publication number: CN212674726U
Application number: CN202021497602.XU
Authority: CN
Inventors: 陆东东; 龚万贵; 周福久; 黄仁才
Original assignee: Hangzhou Ruiding Building Materials Co Ltd
Current assignee: Hangzhou Ruiding Building Materials Co Ltd
Priority date: 2020-07-25
Filing date: 2020-07-25
Publication date: 2021-03-09
Anticipated expiration: 2030-07-25

Abstract

The application relates to a concrete permeameter, which comprises an installation box, wherein a test mould is fixed on the upper surface of a top plate of the installation box, a separator is fixed on the lower surface of the top plate of the installation box, a control box and a water pump are arranged on the inner side wall of the installation box, one end of the water pump is connected with the separator, the other end is connected with a water supply pipe, a water tank is arranged in the mounting box, an automatic water inlet mechanism is arranged in the water tank, the automatic water inlet mechanism comprises a water inlet barrel vertically fixed on the side wall of the water tank, the side wall of the water inlet cylinder is connected with a water inlet pipe communicated with the water inlet cylinder, one end of the water inlet pipe is connected to the water inlet cylinder, the other end of the water inlet pipe penetrates through the side wall of the water tank and is connected to the water tap, the inner wall of the water inlet cylinder is rotatably connected with a switch piece covering the water inlet on the water inlet pipe, and a piston for pushing the switch piece to close the water inlet is arranged below the switch piece, and the piston is connected with a floating assembly for driving the piston to move up and down. The automatic water inlet device has the effect of automatic water inlet.

Description

Concrete permeameter

Technical Field

The application relates to the field of concrete equipment, in particular to a concrete permeameter.

Background

At present, the concrete permeameter has wide application in road construction and building industries. A concrete permeameter is an instrument for detecting the permeability coefficient of concrete. When the permeameter is used, water in a water tank is conveyed to a sample of the test mould through a water pump or under the action of gravity, and a series of parameters related to concrete are obtained through testing.

The Chinese patent with the publication number of CN207502353U discloses a concrete permeameter, and aims to provide a device for improving the work efficiency of testing the impermeability of concrete, the technical scheme of the device is that the device comprises a case, a workbench arranged at the top end of the case, a plurality of bases arranged on the upper surface of the workbench, and a female die arranged on the bases, wherein the bases are annular, the female die is cylindrical, and the lower end of the female die protrudes outwards to form an annular abutting plate; the lower surface of the abutting plate is provided with a positioning block, and the upper surface of the base is provided with a positioning groove; the locating piece is equipped with the holding tank, the holding tank slides and is connected with the inserted block, be equipped with the spring between the tank bottom of inserted block and holding tank, the cell wall of constant head tank is equipped with and inserts the complex slot of pegging graft of block, the spring is under natural state, and the inserted block stretches out the holding tank and inserts the slot. The device can install and dismantle the female die quickly and laborsavingly, thereby improving the working efficiency of testing concrete.

In view of the above-mentioned related art, the inventor believes that the device is used, water in the water tank is periodically replenished manually, and the device has the defects that water replenishing is troublesome and test failure is easy to cause by forgetting to replenish water.

SUMMERY OF THE UTILITY MODEL

In order to prevent that the workman leads to the problem of test failure because of forgetting to add water, this application provides a concrete permeameter.

The application provides a concrete permeameter adopts following technical scheme:

a concrete permeameter comprises a hollow installation box fixed on the ground, a test mould is fixed on the upper surface of the top plate of the installation box, a separator connected with the test mould is fixed on the lower surface of the top plate of the installation box, a control box and a water pump are arranged on the inner side wall of the installation box, one end of the water pump is connected with the separator, the other end of the water pump is connected with a water supply pipe, a water tank is arranged in the installation box, the water supply pipe penetrates through the side wall of the water tank and extends into the bottom of the water tank and is hermetically connected with the water tank at a joint part, an automatic water inlet mechanism is arranged in the water tank and comprises a water inlet barrel vertically fixed on the side wall of the water tank, the side wall of the water inlet barrel is connected with a water inlet pipe communicated with the water inlet barrel, one end of the water inlet pipe is connected with the water inlet barrel, the, and a piston for pushing the switch piece to close the water inlet is arranged below the switch piece, and a floating assembly for driving the piston to move up and down is connected to the piston.

Through adopting above-mentioned technical scheme, under the effect of water pump, during water in the water tank was delivered to the examination mould, along with the water yield in the water tank reduces, the subassembly that floats drove the switch spare and descends, and the water inlet is opened, and the inlet tube is for the feed tank moisturizing, guarantees the water yield in the water tank, makes the device have sufficient water yield at the in-process of work.

Preferably, the floating assembly comprises a floating rod fixed at the upper end of the piston and a floating ball connected above the floating rod and having a hollow inside.

Through adopting above-mentioned technical scheme, the water level in the water tank descends, and floater and piston descend under the effect of gravity, and the water inlet is opened, and rivers enter into the water tank, and the water level rises, and under the effect of buoyancy, the floater drives the piston upward movement, blocks up the water inlet.

Preferably, the switch member is an arc-shaped switch plate hinged on the inner wall of the water inlet barrel, and a hinged point of the arc-shaped switch plate is located below the water inlet pipe.

Through adopting above-mentioned technical scheme, the pin joint of arc switch board is located the inlet tube below, and the piston post is located arc switch board below, and when the water level rose, the floater drove the piston and rises, and the piston promotes the arc switch board and upwards rotates to block up the water inlet.

Preferably, the inner wall of the water inlet cylinder is embedded with a sealing ring which surrounds the water inlet pipe and has a sealing effect.

Through adopting above-mentioned technical scheme, the setting of sealing washer carries out further sealed to the water inlet, prevents that rivers from flowing from arc-shaped switch board and the joint portion of a section of thick bamboo of intaking.

Preferably, the piston outer wall inlays and is equipped with a plurality of first balls with a section of thick bamboo inner wall butt of intaking, the line of first ball is on a parallel with a section of thick bamboo axis of intaking just is convenient for promote the arc switch board upwards rotates.

Through adopting above-mentioned technical scheme, the setting of first ball reduces the resistance of piston motion in the vertical direction, and the piston is at the in-process of motion simultaneously, is located the first ball of top and arc switch board butt, is convenient for promote the arc switch board rotates.

Preferably, the inner wall of the water inlet cylinder is vertically provided with a limiting groove, the outer wall of the piston column is fixed with a limiting rod which is slidably clamped in the limiting groove, and a second ball which is abutted against the inner wall of the limiting groove is embedded in the limiting rod.

Through adopting above-mentioned technical scheme, the joint that slides of gag lever post is at the spacing inslot, prevents to appear rotating because of the piston post and makes first ball unable and arc switch board butt, and the arc switch board that is not convenient for promote rotates.

Preferably, the piston upper surface is fixed with the connecting block, the connecting groove has been seted up to the connecting block upper surface is vertical, the floating lever is worn to establish in the connecting groove, insert on the connecting block and have run through the connecting rod of connecting block and floating lever.

Through adopting above-mentioned technical scheme, the floating lever passes through the connecting rod with the connecting block and is connected, and the installation of the floating lever of being convenient for and connecting block is with dismantling to the change of part.

Preferably, a fine line which is respectively connected with the floating ball and the floating rod is arranged between the floating rod and the floating ball.

Through adopting above-mentioned technical scheme, when the initial time is to the inside water injection of water tank, the existence of fine rule makes the floater move in the vertical direction for the piston, moves the piston upward movement under the effect of fine rule when the floater moves to certain height, increases the water storage capacity in the water tank.

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

1. under the action of the water pump, water in the water tank is pumped into the test mold, the water level in the water tank is lowered, the floating ball and the piston move downwards under the action of gravity, the water enters the water inlet pipe, the water level rises, the floating ball drives the piston to rise, the arc-shaped switch plate is pushed to abut against the water inlet, and the water inlet is closed;

2. the gag lever post joint that slides prevents that the piston from appearing rotating at the spacing inslot, makes smooth use of first ball can the arc switch board on, promotes the arc switch board and rotates in vertical direction.

Drawings

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

Fig. 2 is a partially enlarged view of a portion a in fig. 1 in an embodiment of the present application.

Description of reference numerals: 1. installing a box; 2. testing a mold; 3. a separator; 4. a control box; 5. a water pump; 6. a water tank; 7. a water supply pipe; 8. an automatic water inlet mechanism; 9. a water inlet cylinder; 10. a water inlet pipe; 11. a piston; 12. a floating assembly; 13. a floating ball; 14. a floating rod; 15. an arc-shaped switch plate; 16. a seal ring; 17. a first ball bearing; 18. a limiting groove; 19. a limiting rod; 20. a second ball bearing; 21. connecting blocks; 22. a connecting rod; 23. a thin wire; 24. a floating A rod; 25. a floating B rod; 26. a yielding groove.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a concrete permeameter. Referring to fig. 1, a concrete permeameter, including fixing at subaerial and inside hollow install bin 1, surface mounting has examination mould 2 on the roof of install bin 1, lower fixed surface has the separator 3 of being connected with examination mould 2, wherein a side wall mounting is used with control box 4 in install bin 1, be fixed with water pump 5 on the install bin 1 inner wall relative with control box 4, water pump 5 one end is connected with separator 3, the other end is connected with flow pipe 7, water tank 6 has been placed in install bin 1, flow pipe 7 runs through the bottom that 6 lateral walls of water tank extended to water tank 6, flow pipe 7 is sealing connection with the joint portion of water tank 6. An automatic water inlet mechanism 8 is arranged in the water tank 6, and when the water level in the water pump 5 drops, the automatic water inlet mechanism 8 is opened to replenish water for the water tank 6.

Referring to fig. 1 and 2, the automatic water inlet mechanism 8 includes a water inlet tube 9 vertically fixed on an inner wall of one side of the water tank 6, a water inlet tube 10 connected to the water inlet tube 9 on a side wall of the water inlet tube 9, one end of the water inlet tube 10 is connected to the water inlet tube 9, the other end of the water inlet tube penetrates through a side wall of the water tank 6 and is connected to a tap, a joint portion of the water inlet tube 10 and the water tank 6 is in sealed connection, a switch member capable of covering an upper water inlet of the water inlet tube 10 is rotatably connected to the water inlet tube 9, the switch member is an arc switch plate 15 hinged to the inner wall of the water inlet tube 9, the arc switch plate 15 is located below the water inlet tube 10, a recess 26 for accommodating the arc switch plate 15 is formed on the inner wall of the water inlet tube 9, a sealing ring 16 surrounding the water inlet and having a sealing effect is fixed in the recess 26, and when, Sealing ring 16 seals the butt and arc-shaped switch board 15 flushes with the section of thick bamboo 9 inner wall of intaking, and the section of thick bamboo 9 internal slipping that intakes of arc-shaped switch board 15 below is provided with the piston 11 that can promote arc-shaped switch board 15 and rotate in vertical direction, is connected with unsteady subassembly 12 at piston 11 upper end.

Referring to fig. 1 and 2, a plurality of first balls 17 abutting against the inner wall of the water inlet cylinder 9 are embedded in the outer wall of the piston 11, the connecting line of the first balls 17 is parallel to the axis of the water inlet cylinder 9 of the piston 11, when the piston 11 moves upwards, the first ball 17 above abuts against the arc-shaped switch plate 15, pushing the arc-shaped switch plate 15 to rotate, a limiting groove 18 parallel to the axis of the water inlet cylinder 9 is vertically arranged in the water inlet cylinder 9, a limiting rod 19 which is in sliding clamping connection with the limiting groove 18 is fixed on the piston 11, inlay on gag lever post 19 and be equipped with the second ball 20 with the butt of spacing groove 18 inner wall, gag lever post 19 joint in spacing groove 18 that slides prevents that piston 11 from rotating, makes piston 11 in the in-process first ball 17 of upward movement all the time with arc switch board 15 butt, first ball 17 and second ball 20 set up the resistance that reduces piston 11 motion in-process.

Referring to fig. 1 and 2, the floating assembly 12 includes a floating rod 14 fixed at an upper end of a piston 11 and a floating ball 13 connected to the floating rod 14 and having a hollow interior, when the floating ball 13 rises to a highest point, a first ball 17 always abuts against an arc-shaped switch plate 15, the floating rod 14 includes a floating a rod 24 connected to an upper end of the piston 11 and having a vertical shape, a floating B rod 25 connected to the floating a rod 24 and having a downward inclination, a thin wire 23 fixed to a lower end of the floating B rod 25, the floating ball 13 connected to the floating B rod 25 through the thin wire 23, a connecting block 21 fixed to an upper surface of the piston 11, a connecting groove vertically formed on an upper surface of the connecting block 21, a lower end of the floating a rod 24 inserted into the connecting groove, a horizontal connecting rod 22 inserted through the connecting block 21 and the floating a rod 24 on the connecting block 21 and having a rectangular longitudinal section to prevent the floating a rod 24 and the, at the same time, the connecting rod 22 is arranged to facilitate the removal and replacement of the floating rod 14 and the piston 11.

The implementation principle of a concrete permeameter of the embodiment of the application is as follows: under the effect of water pump 5, the water in water tank 6 is sucked into examination mould 2, and the water level in water tank 6 descends, and floater 13 and piston 11 move down under the effect of gravity, and the water inlet is opened, and inlet tube 10 intakes, and the water level rises, and floater 13 drives piston 11 and rises, and first ball 17 promotes arc-shaped switch board 15 butt at the water inlet, and the water inlet is closed.

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 a concrete permeameter, is including fixing at ground and inside hollow install bin (1), surface mounting has examination mould (2) on install bin (1) roof, and lower fixed surface has separator (3) of being connected with examination mould (2), be provided with control box (4) and water pump (5) on install bin (1) inside wall, water pump (5) one end is connected with separator (3), and the other end is connected with flow tube (7), be provided with water tank (6) in install bin (1), flow tube (7) run through water tank (6) lateral wall and stretch into water tank (6) bottom and with water tank (6) at joint portion sealing connection, be provided with automatic water inlet mechanism (8) in water tank (6), its characterized in that: automatic mechanism of intaking (8) are fixed including vertical a section of thick bamboo of intaking (9) of water tank (6) lateral wall, a section of thick bamboo of intaking (9) lateral wall be connected with inlet tube (10) of a section of thick bamboo of intaking (9) intercommunication, inlet tube (10) one end is connected on a section of thick bamboo of intaking (9), the other end runs through water tank (6) lateral wall is connected on the tap, a section of thick bamboo of intaking (9) inner wall rotates and is connected with the cover the switch spare of the inlet opening on inlet tube (10) is provided with piston (11) that promote the closed water inlet of switch spare below the switch spare, be connected with unsteady subassembly (12) that drive piston (11) up-and-down motion on piston (11).

2. A concrete penetrometer as claimed in claim 1, characterized in that: the floating assembly (12) comprises a floating rod (14) fixed at the upper end of the piston (11) and a floating ball (13) which is connected to the floating rod (14) and is hollow inside.

3. A concrete penetrometer as claimed in claim 1, characterized in that: the switch part is an arc-shaped switch plate (15) hinged to the inner wall of the water inlet barrel (9), and the hinged point of the arc-shaped switch plate (15) is located below the water inlet pipe (10).

4. A concrete penetrometer as claimed in claim 1, characterized in that: and a sealing ring (16) which surrounds the water inlet pipe (10) and plays a sealing role is embedded on the inner wall of the water inlet cylinder (9).

5. A concrete penetrometer as claimed in claim 3, characterized in that: piston (11) outer wall inlays first ball (17) that are equipped with a plurality of and intake a section of thick bamboo (9) inner wall butt, the line of first ball (17) is on a parallel with it just is convenient for promote to intake a section of thick bamboo (9) axis arc flashboard (15) upwards rotate.

6. A concrete penetrometer as claimed in claim 1, characterized in that: a spacing groove (18) has vertically been seted up to a section of thick bamboo (9) inner wall of intaking, piston (11) post outer wall is fixed with the joint that slides and is in gag lever post (19) in spacing groove (18), inlay on gag lever post (19) be equipped with second ball (20) of spacing groove (18) inner wall butt.

7. A concrete penetrometer as claimed in claim 2, characterized in that: piston (11) upper surface fixed has connecting block (21), the connecting groove has been seted up to connecting block (21) upper surface is vertical, floating lever (14) are worn to establish in the connecting groove, it runs through to insert on connecting block (21) connecting rod (22) of connecting block (21) and floating lever (14).

8. A concrete penetrometer as claimed in claim 2, characterized in that: and a fine line (23) which is respectively connected with the floating ball (13) and the floating rod (14) is arranged between the floating rod (14) and the floating ball (13).