CN211955141U

CN211955141U - Concrete impermeability test appearance

Info

Publication number: CN211955141U
Application number: CN202020684685.7U
Authority: CN
Inventors: 肖峰; 强二博
Original assignee: Shenzhen Dongdayang Building Material Co ltd
Current assignee: Shenzhen Dongdayang Building Material Co ltd
Priority date: 2020-04-28
Filing date: 2020-04-28
Publication date: 2020-11-17
Anticipated expiration: 2030-04-28

Abstract

The utility model relates to a concrete performance detects technical field, and more specifically says, it relates to a concrete impermeability test appearance, and its technical scheme main points are: the test device comprises a machine body, a workbench arranged on the machine body, a plurality of bases arranged on the workbench and a plurality of test mold bodies in one-to-one correspondence with the bases, wherein the bases are annular, the test mold bodies are cylindrical, the lower ends of the test mold bodies horizontally extend outwards to form annular abutting rings in abutting fit with the upper surfaces of the bases, a plurality of abutting columns are fixedly arranged on the upper surface of the base in the circumferential direction, a plurality of abutting holes in abutting fit with the abutting columns in an inserting mode are correspondingly formed in the abutting rings, and limiting assemblies for limiting the plurality of abutting columns to move in the plurality of abutting holes are correspondingly arranged on the abutting rings; the utility model has the advantages of the installation examination mould body is comparatively laborsaving swift, improves the work efficiency of test concrete impermeability.

Description

Concrete impermeability test appearance

Technical Field

The utility model relates to a concrete performance detects technical field, and more specifically says, it relates to a concrete impermeability test appearance.

Background

In construction engineering, the concrete is required to have impermeability, which means that the concrete resists penetration of water or other liquid (light oil, heavy oil, etc.) media under pressure. The concrete permeameter is used for detecting the permeability coefficient of concrete and plays an important role in testing the impermeability of concrete.

At present, for example, chinese patent No. CN203881656U discloses a test mold for a concrete impermeability instrument, which includes a chassis of the concrete impermeability instrument, connecting bolts are uniformly distributed on the circumference of the chassis of the concrete impermeability instrument, the test mold for the concrete impermeability instrument mainly comprises a test mold body, a clamp, a fastening bolt and a nut, the test mold body is a cylinder with a circular shoulder on the lower end, bolt holes are uniformly distributed on the circumference of the shoulder, the positions and diameters of the bolt holes are consistent with those of the connecting bolts on the chassis of the concrete impermeability instrument, namely, the test mold body is correspondingly assembled, the test mold body is symmetrically split into a front part and a rear part, and meanwhile, the circular clamp with the fastening bolt and the nut is sleeved on the periphery of the cylinder section of the test mold body from top to bottom.

The above prior art solutions have the following drawbacks: this concrete impermeability appearance's examination mould splices into whole through the clamp with front and back two parts earlier, then fixes the examination mould body on the chassis through a plurality of bolts for the process of fixed examination mould body and dismantlement examination mould body is all more hard loaded down with trivial details, leads to test work's efficiency to reduce, consequently remains to improve.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a concrete impermeability test appearance has the comparatively laborsaving swift of installation examination die body, the advantage of the work efficiency when improving test concrete impermeability.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a concrete impermeability test appearance, is in including organism and setting workstation on the organism is located a plurality of base on the workstation and with the base one-to-one's a plurality of examination mould body, the base is cyclic annularly, the examination mould body is cylindricly, the outside extension of lower extreme level of examination mould body have be cyclic annular with base upper surface butt complex butt ring, the upper surface circumference of base has set firmly a plurality of butt post, the butt ring correspond seted up a plurality of with butt post grafting complex butt joint hole, the correspondence is provided with the spacing subassembly that is used for restricting a plurality of butt posts and removes in a plurality of butt joint downthehole on the butt joint ring.

Through adopting above-mentioned technical scheme, when testing the impermeability of concrete, on putting into the base with the examination mould body, butt joint post and butt joint hole grafting cooperation, then spacing the condition of having avoided dead lever and fixed orifices to break away from through spacing subassembly, realize that the shaping has the examination mould body and the base between relatively fixed of supporting tight ring, the work of installation examination mould body is laborsaving swift, has improved the work efficiency of testing the impermeability of concrete.

The present invention may be further configured in a preferred embodiment as: the limiting component comprises a sliding rack connected to the upper surface of the abutting ring in a sliding way and an inserting column fixedly arranged at one end of the sliding rack, the inserting column is positioned at one end of the sliding rack close to the butt-jointed column, the butt-jointed column is correspondingly provided with a fixing hole which is in inserting fit with the inserting column, the bottoms of the sliding rack and the inserting column are fixedly provided with a dovetail strip along the length direction of the sliding rack, the abutting ring is correspondingly provided with a dovetail groove for the sliding fit of the dovetail strip, when the bottom of the abutting ring abuts against the upper surface of the base, the hole wall of the bottom of the fixed hole is flush with the groove wall of the bottom of the dovetail groove, the hole wall of the top of the fixing hole is flush with the top of the inserting column, and a driving assembly used for driving the sliding rack to slide along the length direction of the dovetail groove is arranged on the abutting ring.

Through adopting above-mentioned technical scheme, the rack that slides is followed in the length direction of dovetail to the drive assembly drive, and the rack that slides and the dovetail cooperation of sliding of inserting the post bottom can prevent that the rack that slides from breaking away from the ring of supporting in vertical direction, and the rack tip that slides is inserted the post and is pegged graft in the fixed orifices of butt joint post, can prevent that the butt joint post from breaking away from the butt joint hole.

The present invention may be further configured in a preferred embodiment as: the driving assembly comprises a rotary column which is rotatably borne on the abutting ring through a bearing, and a driving gear which is coaxially and fixedly sleeved on the rotary column, wherein the driving gear is meshed with the sliding rack.

Through adopting above-mentioned technical scheme, drive gear and the rack meshing that slides, operating personnel rotates the rotary column and can drive the rack that slides and follow on the butt ring through drive gear the length direction of dovetail slides.

The present invention may be further configured in a preferred embodiment as: still be provided with on the butt joint ring and be used for preventing the unexpected pivoted auto-lock subassembly of drive gear, the auto-lock subassembly bears including rotating worm on the butt joint ring, coaxial fixed cover has connect the worm wheel on the rotary column, the worm with the worm wheel meshing.

Through adopting above-mentioned technical scheme, worm wheel and drive gear realize coaxial fixed through changeing the post, utilize worm gear's auto-lock effect, and the unable drive worm of worm wheel rotates promptly, can prevent that drive gear accident from rotating and leading to inserting the condition emergence that post and fixed orifices break away from the grafting.

The present invention may be further configured in a preferred embodiment as: and one end of the worm is fixedly provided with a rotating handle.

Through adopting above-mentioned technical scheme, the change handle can make things convenient for operating personnel to rotate the worm.

The present invention may be further configured in a preferred embodiment as: the cross section of the rotating handle is circular, and anti-skid grains are arranged on the circumferential direction of the side wall of the rotating handle.

Through adopting above-mentioned technical scheme, the antiskid line of turning handle lateral wall can reduce the condition emergence of skidding when operating personnel rotates the turning handle.

The present invention may be further configured in a preferred embodiment as: the fixed orifices along the length direction of the sliding rack runs through the two opposite sides of the butt joint column, a reinforcing groove for the dovetail strip to be in splicing fit is formed in the groove wall of one side of the butt joint hole, and the reinforcing groove is located at one side, far away from the dovetail groove, of the butt joint hole.

Through adopting above-mentioned technical scheme, after inserting the post and passing the fixed orifices, continue to rotate drive gear and slide with the drive rack that slides for the dovetail strip of inserting the post below is pegged graft in the reinforcing groove, makes the connection of inserting post and butt ring more stable.

The present invention may be further configured in a preferred embodiment as: the inserted column is far away from one end of the sliding rack is arranged in a round angle mode.

Through adopting above-mentioned technical scheme, the post tip of inserting that the fillet set up can play the guide effect when inserting the post and pegging graft in the fixed orifices.

The present invention may be further configured in a preferred embodiment as: the sliding rack is provided with two limiting blocks, the two limiting blocks and the teeth of the sliding rack are positioned on the same side of the sliding rack, and the two limiting blocks are respectively positioned on two sides of the sliding rack in the length direction.

Through adopting above-mentioned technical scheme, two stoppers can prevent that operating personnel from rotating drive gear excessively and leading to drive gear and the rack that slides and break away from the meshing.

To sum up, the utility model discloses a following at least one useful technological effect:

1. when the impermeability of concrete is tested, a test mould body is placed on the base, the butt joint column is in plug-in fit with the butt joint hole, then the limit component limits the position to avoid the situation that the fixed rod is separated from the fixed hole, the relative fixation between the test mould body formed with the abutting ring and the base is realized, the work of installing the test mould body is labor-saving and rapid, and the work efficiency of testing the impermeability of concrete is improved;

2. after the inserted column penetrates through the fixing hole, the driving gear is continuously rotated to drive the sliding rack to slide, so that the dovetail strip below the inserted column is inserted into the reinforcing groove, and the connection between the inserted column and the abutting ring is more stable;

3. two stoppers can prevent that operating personnel from rotating drive gear excessively and leading to drive gear and the rack that slides and break away from the meshing.

Drawings

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

FIG. 2 is a schematic view of the assembly of the test mold body and the base in the embodiment of the present invention;

fig. 3 is an enlarged view of a portion a in fig. 1.

Reference numerals: 1. a body; 2. a work table; 3. a base; 4. testing a mold body; 5. a butting ring; 6. butting columns; 7. a butt joint hole; 8. a sliding rack; 9. inserting a column; 10. a fixing hole; 11. a dovetail strip; 12. a dovetail groove; 13. turning the column; 14. a drive gear; 15. a limiting block; 16. a worm; 17. a worm gear; 18. a support; 19. a handle is rotated; 191. anti-skid lines; 20. and a reinforcing groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The utility model provides a concrete impermeability test instrument, refers to fig. 1, including organism 1 and fixed mounting workstation 2 on organism 1, locate six bases 3 on workstation 2 and locate on base 3 with six examination die bodies 4 of 3 one-to-one of base, workstation 2 is the level setting, base 3 is cyclic annularly, examination die body 4 is cylindricly, the outside extension of the lower extreme level of examination die body 4 has and is cyclic annular and 3 upper surface butt complex butt rings 5 of base.

Referring to fig. 1 and 2, four docking posts 6 have evenly set firmly in the upper surface circumference of base 3, and docking post 6 perpendicular to base 3 sets up, and docking post 6 is the rectangle of personally submitting transversal, and butt ring 5 corresponds and has seted up four and docking post 6 grafting complex butt joint hole 7, and butt joint hole 7 runs through the upper and lower surface of butt ring, and the correspondence is provided with the spacing subassembly that is used for restricting docking post 6 to break away from butt joint hole 7 on the butt ring 5.

Referring to fig. 2 and 3, the limiting component includes a sliding rack 8 connected to the upper surface of the abutting ring 5 in a sliding manner, and an inserting column 9 fixedly installed at one end of the sliding rack 8, the sliding rack 8 is horizontally arranged, the sliding rack 8 is perpendicular to the abutting column 6, the cross section of the inserting column 9 is rectangular, the inserting column 9 is located at one end of the sliding rack 8 close to the abutting column 6, the length direction of the inserting column 9 is consistent with the length direction of the sliding rack 8, one end of the inserting column 9 far away from the sliding rack 8 is arranged in a round angle, the abutting column 6 is correspondingly provided with a fixing hole 10 in inserting fit with the inserting column 9, the fixing hole 10 penetrates through the two opposite sides of the abutting column 6 along the length direction of the sliding rack 8, a dovetail 11 is fixedly arranged at the bottoms of the sliding rack 8 and the inserting column 9 along the length direction of the sliding rack 8, the abutting ring 5 is correspondingly provided with a dovetail 12 in sliding fit with the dovetail 11, when the bottom of the abutting ring 5, the hole wall at the bottom of the fixing hole 10 is flush with the groove wall at the bottom of the dovetail groove 12, and the hole wall at the top of the fixing hole 10 is flush with the top of the insert column 9. The rack 8 that slides and the dovetail 11 and the dovetail 12 of inserting the post 9 bottom cooperation of sliding can prevent that the rack 8 that slides from breaking away from the ring of supporting in vertical direction, and the post 9 of inserting of 8 tip of rack that slides is pegged graft in the fixed orifices 10 of butt joint post 6, can prevent that butt joint post 6 from breaking away from butt joint hole 7. The abutting ring 5 is provided with a driving component for driving the sliding rack 8 to slide along the length direction of the dovetail groove 12.

Specifically, foretell drive assembly includes and rotates the rotary column 13 that bears the weight of at butt ring 5 upper surface through the support bearing to and coaxial fixed cover connects drive gear 14 on rotary column 13, rotary column 13 perpendicular to butt ring 5 upper surface, drive gear 14 meshes with the rack 8 that slides, in addition, for preventing that operating personnel from rotating drive gear 14 excessively and leading to drive gear 14 and the rack 8 that slides to break away from the meshing, fixed mounting has two stoppers 15 on the rack 8 that slides, two stoppers 15 are located the same side of rack 8 that slides with the tooth of rack 8 that slides, two stoppers 15 are located the both sides of rack 8 length direction that slides respectively.

Still be provided with on the butt ring 5 and prevent the unexpected pivoted auto-lock subassembly of drive gear 14, the auto-lock subassembly bears the worm 16 on the butt ring 5 including rotating, and the coaxial worm wheel 17 of fixing on the rotary column 13, worm 16 and worm wheel 17 mesh, the last fixed surface of butt ring installs two supports 18, two supports 18 are parallel to each other, and be located the both sides of rack 8 that slides respectively, worm 16 rotates through the bearing and bears between two supports 18, worm wheel 17 and drive gear 14 realize coaxial fixed through rotary column 13, utilize the auto-lock effect of worm wheel 17 and worm 16, worm wheel 17 can't drive worm 16 and rotate promptly, can prevent that drive gear 14 from accidentally rotating and leading to inserting the condition emergence that post 9 breaks away from the grafting with fixed orifices 10. One end of the worm 16 is fixedly provided with a rotating handle 19, the cross section of the rotating handle 19 is circular, and the side wall of the rotating handle 19 is circumferentially provided with anti-skid grains 191.

In addition, a reinforcing groove 20 for the dovetail strip 11 to be inserted and matched is formed in the hole wall of one side of the abutting hole 7, the reinforcing groove 20 is located on one side, far away from the dovetail groove 12, of the abutting hole 7, the reinforcing groove 20 is communicated with the abutting hole 7, and the length direction of the reinforcing groove 20 is consistent with that of the dovetail groove 12. After the inserted column 9 passes through the fixing hole 10, the driving gear 14 is continuously rotated to drive the sliding rack 8 to slide, so that the dovetail strip 11 below the inserted column 9 is inserted in the reinforcing groove 20, and the connection between the inserted column 9 and the abutting ring 5 can be more stable.

The implementation principle of the embodiment is as follows: when the impermeability of concrete is tested, a test mould body 4 is placed on a base 3, a butt joint column 6 is in plug-in fit with a butt joint hole 7, when the bottom of a butt joint ring 5 is abutted against the upper surface of the base 3, the hole wall of the bottom of a fixed hole 10 is flush with the groove wall of the bottom of a dovetail groove 12, the hole wall of the top of the fixed hole 10 is flush with the top of an insert column 9, then a rotating handle 19 is rotated to drive a worm 16 to rotate, the worm 16 rotates to drive a worm wheel 17 to rotate, the worm wheel 17 drives a rotating column 13 to rotate, so that a driving gear 14 drives a sliding rack 8 to slide towards the butt joint column 6 along the length direction of the dovetail groove 12, the insert column 9 at one end, close to the butt joint column 6, of the driving gear 14 is plugged in the fixed hole 10, the rotating handle 19 is continuously rotated, the insert column 9 is plugged in a reinforcing groove 20, the connection between the insert column 9 and the butt joint ring 5 is more, the test mold body 4 formed with the abutting ring is relatively fixed with the base 3, the work of installing the test mold body 4 is labor-saving and rapid, and the work efficiency of testing the impermeability of concrete is improved; when the test is finished and the unlocking is needed, the four rotating handles 19 are sequentially reversed to enable the inserting columns 9 and the fixing holes 10 to be separated from the inserting matching, and then the test die body 4 can be taken down.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a concrete impermeability test appearance, is in including organism (1) and setting workstation (2) on organism (1) are located a plurality of base (3) on workstation (2) and with a plurality of examination die body (4) of base (3) one-to-one, base (3) are cyclic annularly, examination die body (4) are cylindricly, the outside extension of lower extreme level of examination die body (4) have be cyclic annular with base (3) upper surface butt complex butt ring (5), its characterized in that: the upper surface circumference of base (3) has set firmly a plurality of butt joint post (6), butt joint ring (5) correspond seted up a plurality of with butt joint post (6) are pegged graft complex butt joint hole (7), it is used for restricting the spacing subassembly that a plurality of butt joint posts (6) removed in a plurality of butt joint holes (7) to correspond to be provided with on butt joint ring (5).

2. The apparatus of claim 1, wherein: the limiting assembly comprises a sliding rack (8) which is connected to the upper surface of the abutting ring (5) in a sliding mode, and a fixing device is arranged at one end of the sliding rack (8) and is inserted into a column (9), the inserted column (9) is located at one end, close to the sliding rack (8), of the abutting column (6), a fixing hole (10) which is matched with the inserted column (9) in a splicing mode is correspondingly formed in the abutting column (6), the sliding rack (8) and the bottom of the inserted column (9) are fixedly provided with a dovetail strip (11) along the length direction of the sliding rack (8), the abutting ring (5) is correspondingly provided with a dovetail groove (12) which is matched with the dovetail strip (11) in a sliding mode, when the bottom of the abutting ring (5) is abutted to the upper surface of the base (3), the hole wall of the bottom of the fixing hole (10) is flush with the groove wall of the bottom of the dovetail groove (12), the hole wall of the top of the fixing hole (10) is flush with the top of the inserting column (9), and a driving assembly used for driving the sliding rack (8) to slide along the length direction of the dovetail groove (12) is arranged on the abutting ring (5).

3. The apparatus of claim 2, wherein: the driving assembly comprises a rotary column (13) which is rotatably borne on the abutting ring (5) through a bearing, and a driving gear (14) which is coaxially and fixedly sleeved on the rotary column (13), wherein the driving gear (14) is meshed with the sliding rack (8).

4. The apparatus of claim 3, wherein: still be provided with on butt joint ring (5) and be used for preventing the unexpected auto-lock subassembly of pivoted of drive gear (14), the auto-lock subassembly is including rotating to bear worm (16) on butt joint ring (5), coaxial fixed cup joints worm wheel (17) on rotary column (13), worm (16) with worm wheel (17) meshing.

5. The apparatus of claim 4, wherein: one end of the worm (16) is fixedly provided with a rotating handle (19).

6. The apparatus of claim 5, wherein: the cross section of the rotating handle (19) is circular, and anti-skid grains (191) are arranged on the circumferential direction of the side wall of the rotating handle (19).

7. The apparatus of claim 2, wherein: the fixed orifices (10) are followed the length direction of rack (8) that slides runs through the relative both sides of butt joint post (6), the confession has been seted up to one side cell wall of butt joint hole (7) dovetail strip (11) grafting complex reinforcing groove (20), reinforcing groove (20) are located one side of dovetail (12) is kept away from to butt joint hole (7).

8. The apparatus of claim 2, wherein: the end, far away from the sliding rack (8), of the inserted column (9) is arranged in a round angle mode.

9. The apparatus of claim 2, wherein: the sliding rack (8) is provided with two limiting blocks (15), the limiting blocks (15) and the teeth of the sliding rack (8) are located on the same side of the sliding rack (8), and the limiting blocks (15) are located on two sides of the sliding rack (8) in the length direction respectively.