CN213022740U

CN213022740U - Concrete penetration resistance instrument

Info

Publication number: CN213022740U
Application number: CN202021384491.1U
Authority: CN
Inventors: 苏维维; 张华�
Original assignee: Pingliang New Century Building Materials Co ltd
Current assignee: Pingliang New Century Building Materials Co ltd
Priority date: 2020-07-14
Filing date: 2020-07-14
Publication date: 2021-04-20
Anticipated expiration: 2030-07-14

Abstract

The utility model relates to a concrete penetration resistance appearance, it includes the workstation, the workstation level sets up subaerial, the vertical branch that is provided with on the workstation, the middle part of branch is provided with the support arm parallel with the workstation, the top of support arm is provided with the depression bar, the below that just is located the depression bar on the support arm is provided with testing arrangement, be provided with on the support arm with self length direction looks vertically mount pad, the one end of depression bar can be dismantled and articulated to set up on the mount pad, the middle part of depression bar can be dismantled to set up on testing arrangement. This application has the probability that reduces the in-process damage instrument of transport workstation.

Description

Concrete penetration resistance instrument

Technical Field

The application relates to the field of concrete measuring instruments, in particular to a concrete penetration resistance instrument.

Background

The concrete injection resistance instrument is an instrument for measuring the setting time of concrete, the existing concrete injection resistance instrument makes an injection needle vertically move downwards by rotating a handle, when the injection needle is injected into concrete mortar in a test material mould, the mortar generates resistance to the injection needle, and the force is displayed by a display device. And the penetration resistance of the concrete mortar is correspondingly increased along with the increase of time, and the corresponding penetration resistance is measured through different measuring points to obtain the setting time data of the concrete.

Patent document with publication number CN206671161U discloses a concrete penetration resistance appearance, including the workstation, the vertical support that is provided with on the workstation, the top of support is provided with the display, and the mid-mounting of support has the support arm parallel with the workstation, and the top of support arm is equipped with the depression bar with support arm articulated, and the horizontal part of depression bar is articulated with testing arrangement, and testing arrangement's below cover is equipped with and passes through the needle device. When measuring data, a concrete test mold filled with concrete is generally placed on a workbench, the movable pressure rod is pressed downwards, and the through needle in the through needle device is pressed into the concrete test mold, so that the setting time of the concrete is tested.

For the related art in the foregoing, the inventor thinks that there is a defect that the instrument is damaged due to the possibility of collision occurring when the length of the pressing rod is long when the workbench is carried.

SUMMERY OF THE UTILITY MODEL

In order to reduce the probability that the instrument was damaged to the in-process of transport workstation, this application provides a concrete penetration resistance appearance.

The application provides a concrete penetration resistance appearance adopts following technical scheme:

the utility model provides a concrete penetration resistance appearance, includes the workstation, the workstation level sets up subaerial, the vertical branch that is provided with on the workstation, the middle part of branch is provided with the support arm parallel with the workstation, the top of support arm is provided with the depression bar, the below that just is located the depression bar on the support arm is provided with testing arrangement, be provided with on the support arm with self length direction looks vertically mount pad, the one end of depression bar can be dismantled and articulated and set up on the mount pad, the middle part of depression bar can be dismantled and set up on testing arrangement.

By adopting the technical scheme, before the concrete penetration resistance tester needs to be carried, the middle part of the pressure rod is firstly detached from the testing device due to the longer length of the pressure rod, and then one end of the pressure rod is detached from the mounting seat, so that the pressure rod can be completely detached from the support arm; when the concrete penetration resistance instrument is carried, the probability that the pressure rod collides with other objects to damage the instrument can be reduced.

Preferably, the mounting groove has been seted up on the lateral wall towards testing arrangement on the mount pad, be provided with the bolt on the lateral wall of one side that the mount pad is adjacent with the mounting groove, the length direction of bolt is mutually perpendicular with the lateral wall of mount pad, the one end of bolt is connected with the handle, the other end of bolt extends outside the mount pad after passing the lateral wall of mount pad and mounting groove, the bolt endotheca is equipped with the spring, the one end of spring is connected with the lateral wall of mount pad, the other end is connected with the handle, the one end of depression bar is located the mounting groove and overlaps and establish on the bolt.

By adopting the technical scheme, firstly, the handle is pulled to enable one end of the plug pin extending out of the mounting seat to be retracted into the mounting groove, then the handle is continuously pulled to enable the plug pin to be separated from the mounting groove, at the moment, one end of the pressure rod is inserted into the mounting groove and the handle is slowly loosened, and under the action force of the spring, the plug pin penetrates through the pressure rod and then extends out of the mounting seat again; the pressure lever can be detached from the mounting groove by pulling the handle again. The arrangement of the handle is convenient for workers to pull the bolt; the spring has the trend of always enabling one end of the bolt far away from the handle to extend out of the mounting seat; one end of the pressure lever is sleeved on the plug pin, so that the pressure lever can rotate around the central axis of the plug pin.

Preferably, the draw-in groove that supplies the depression bar card to go into is seted up to testing arrangement's upper end, testing arrangement's upper end is provided with the screw rod, the length direction of screw rod parallels with the length direction of bolt, the screw rod passes and extends to outside the testing arrangement after the lateral wall that testing arrangement is located the draw-in groove both sides, one section that the screw rod extends to outside the testing arrangement is the screw thread section, the surplus section of screw rod is smooth section, the threaded sleeve is equipped with the nut in the screw thread section of screw rod, waist type hole has been seted up at the middle part of depression bar, the depression bar passes through waist type pot head and establishes on.

By adopting the technical scheme, the middle part of the pressure rod is clamped into the clamping groove, so that the waist-shaped hole is just positioned in the clamping groove, then the screw rod passes through the waist-shaped hole and the side walls of the testing device positioned at two sides of the clamping groove and then extends out of the testing device, and then the screw thread of the nut is sleeved on the thread section of the screw rod, so that the screw rod can be well prevented from being separated from the clamping groove; when rotating the depression bar round the axis of bolt, the smooth section of screw rod slides in waist type downthehole, and the setting of smooth section can make the screw rod more smooth and easy at the downthehole slip process of waist type.

Preferably, a clamping piece is arranged on the side wall of the mounting seat, and the clamping piece is used for clamping one end of the bolt extending out of the mounting seat.

Through adopting above-mentioned technical scheme, after the one end of bolt extends the mount pad outside, utilize the clamping piece can be better with the bolt clamp tight to can prevent the bolt to remove along the length direction of self better.

Preferably, the clamping piece includes first centre gripping arm and second centre gripping arm, the one end of first centre gripping arm and second centre gripping arm all articulates the setting on the lateral wall of mount pad, the bolt is seted up the ring channel on extending the lateral wall of the outer one end of mount pad, first centre gripping arm and second centre gripping arm joint are in the ring channel.

Through adopting above-mentioned technical scheme, extend the outer back of mount pad when the one end of bolt, rotate first centre gripping arm and second centre gripping arm for first centre gripping arm and the equal joint of second centre gripping arm are in the ring channel of bolt, thereby can prevent the bolt to take place to remove along the length direction of self betterly.

Preferably, an anti-slip rubber layer is arranged on the inner wall of the annular groove.

Through adopting above-mentioned technical scheme, when first centre gripping arm and second centre gripping arm joint in the ring channel, the anti-skidding rubber layer can prevent first centre gripping arm or second centre gripping arm to a certain extent and deviate from in the ring channel.

Preferably, a placing cylinder with an opening at the upper part is vertically arranged on the side wall of the workbench, and the pressing rod is placed in the placing cylinder.

Through adopting above-mentioned technical scheme, dismantle the back with the depression bar from the support arm, place the depression bar in placing a section of thick bamboo, can play the effect of accomodating the depression bar.

Preferably, a buffer rubber layer is arranged on the inner bottom wall of the placing barrel.

Through adopting above-mentioned technical scheme, when placing the depression bar in the section of thick bamboo, the tip of depression bar can with cushion rubber layer looks butt to the condition that the tip that can prevent the depression bar better knocks down takes place.

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

firstly, the middle part of the pressure lever is detached from the testing device, and then one end of the pressure lever is detached from the mounting seat, so that the pressure lever can be completely detached from the support arm; when the concrete penetration resistance instrument is carried, the probability that the pressure rod collides with other objects to damage the instrument can be reduced;

after one end of the bolt extends out of the mounting seat, the bolt can be well clamped by utilizing the clamping piece, so that the bolt can be well prevented from moving along the length direction of the bolt;

dismantle the back with the depression bar from the support arm, place the depression bar in placing a section of thick bamboo, can play the effect of accomodating the depression bar.

Drawings

Fig. 1 is an exploded view of the present application showing the overall structure.

Fig. 2 is an enlarged view of a portion a in fig. 1.

FIG. 3 is a schematic view for illustrating the positional relationship of the clamp with the mount.

Fig. 4 is an enlarged view of a portion B in fig. 3.

Description of reference numerals: 1. a work table; 11. a strut; 12. a support arm; 13. placing the cylinder; 131. a cushion rubber layer; 2. a testing device; 21. a card slot; 22. a screw; 221. a threaded segment; 222. a smooth section; 23. a nut; 24. an installation part; 3. a mounting seat; 31. mounting grooves; 32. a bolt; 321. an annular groove; 3211. an anti-slip rubber layer; 33. a handle; 34. a spring; 4. a pressure lever; 41. a kidney-shaped hole; 5. a clamping member; 51. a first clamp arm; 52. a second clamp arm.

Detailed Description

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

The embodiment of the application discloses a concrete penetration resistance appearance. Referring to fig. 1, the concrete penetration resistance tester comprises a workbench 1, wherein the workbench 1 is horizontally arranged on the ground, a supporting rod 11 is vertically arranged on the workbench 1, and a display screen for displaying measured data is arranged at the top of the supporting rod 11; a support arm 12 is arranged in the middle of the support rod 11, the length direction of the support arm 12 is perpendicular to that of the support rod 11, a testing device 2 is vertically arranged at one end, away from the support rod 11, of the support arm 12, and a mounting seat 3 is vertically arranged between the support rod 11 and the testing device 2 on the top wall of the support arm 12; a pressure lever 4 is arranged right above the support arm 12, one end of the pressure lever 4 is detachably and hinged on the mounting base 3, and the middle part of the pressure lever 4 is detachably connected to the testing device 2; the workstation 1 is just to vertically being provided with on the lateral wall of branch 11 and places a section of thick bamboo 13, places a section of thick bamboo 13 and is used for placing depression bar 4, places and is provided with cushion rubber layer 131 on the interior diapire of a section of thick bamboo 13, places depression bar 4 when placing a section of thick bamboo 13 in, cushion rubber layer 131 can alleviate the damage to depression bar 4 tip.

Referring to fig. 1 and 2, a mounting groove 31 is formed in a side wall of the mounting seat 3 facing the testing device 2, through holes are formed in side walls of the mounting seat 3 on two sides of the mounting groove 31, a plug pin 32 is arranged on the mounting seat 3, the length direction of the plug pin 32 is consistent with the central axis direction of the through holes, one end of the plug pin 32 passes through the through holes and then extends out of the mounting seat 3, and a handle 33 is coaxially arranged at the other end of the plug pin 32; the cover is equipped with spring 34 on bolt 32, and spring 34's one end is fixed to be set up on the lateral wall of mount pad 3, the other end is connected with handle 33, and spring 34 has the trend that makes bolt 32 move towards deviating from handle 33 side all the time, and the one end that bolt 32 extends mount pad 3 is provided with clamping piece 5, and clamping piece 5 is used for extending bolt 32 the outer one end clamp of mount pad 3. One end of the pressing rod 4 is provided with a positioning hole, and the bolt 32 penetrates through the positioning hole and the through hole to extend out of the mounting base 3, so that the pressing rod 4 can rotate around the central axis of the bolt 32. The top of the testing device 2 is provided with an installation part 24, the installation part 24 is provided with a clamping groove 21 along the length direction of the support arm 12, the side walls of the installation part 24 at the two ends of the clamping groove 21 are provided with through holes, the testing device 2 is provided with a screw rod 22, and the screw rod 22 extends out of the installation part 24 after passing through the two through holes; the section of the screw 22 extending out of the mounting portion 24 is a threaded section 221, the rest of the screw 22 is a smooth section 222, a nut 23 is sleeved on the threaded section 221 of the screw 22 in a threaded manner, the nut 23 is used for fixing the screw 22 on the mounting portion 24, a kidney-shaped hole 41 is formed in the middle of the pressure lever 4, the middle of the pressure lever 4 is located in the clamping groove 21 and is sleeved on the smooth section 222 of the screw 22 through the kidney-shaped hole 41, and when the pressure lever 4 is rotated by taking the bolt 32 as a shaft, the screw 22 slides in the kidney-shaped hole 41.

Before needs carry workstation 1, dismantle the one end of depression bar 4 from mount pad 3 at first, then dismantle the middle part of depression bar 4 from installation department 24 again to can dismantle depression bar 4 from support arm 12 completely, place depression bar 4 at last and deposit in placing a section of thick bamboo 13, reduced to a certain extent in the handling probability that depression bar 4 collided with other objects and then damaged the instrument.

As shown in fig. 3 and 4, the clamping member 5 includes a first clamping arm 51 and a second clamping arm 52, the bolt 32 deviates from the handle 33 and extends out of the side wall of one end of the mounting seat 3 to be provided with an annular groove 321, the first clamping arm 51 and the second clamping arm 52 are both hinged to be arranged on the side wall of the mounting seat 3, and the first clamping arm 51 and the second clamping arm 52 are both clamped in the annular groove 321, so that the bolt 32 can be better limited to deviate along the length direction of the bolt. With reference to fig. 2, the anti-slip rubber layer 3211 is disposed on the inner wall of the annular groove 321, and when the first clamping arm 51 and the second clamping arm 52 are both clamped in the annular groove 321, the first clamping arm 51 and the second clamping arm 52 are not easily separated from the annular groove 321.

The implementation principle of the concrete penetration resistance instrument in the embodiment of the application is as follows: when measurement is needed, firstly, one end of the pressure lever 4 is inserted into the mounting groove 31, one end of the pressure lever 4 is hinged in the mounting groove 31 by using the bolt 32, and then one end of the bolt 32, which deviates from the handle 33 and extends out of the mounting seat 3, is clamped tightly by using the clamping piece 5; then, the middle part of the pressure lever 4 is detachably connected to the top of the testing device 2 by using a screw rod 22; when the workbench 1 needs to be transported, the end part and the middle part of the pressure lever 4 are respectively detached from the mounting base 3 and the top of the testing device 2, and finally the pressure lever 4 is placed in the placing cylinder 13.

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 penetration resistance appearance, includes workstation (1), workstation (1) level sets up subaerial, vertically on workstation (1) be provided with branch (11), the middle part of branch (11) is provided with support arm (12) parallel with workstation (1), the top of support arm (12) is provided with depression bar (4), the below that just is located depression bar (4) on support arm (12) is provided with testing arrangement (2), its characterized in that: the test device is characterized in that a mounting seat (3) which is perpendicular to the length direction of the support arm (12) is arranged on the support arm, one end of the pressing rod (4) is detachably and hinged to the mounting seat (3), and the middle of the pressing rod (4) is detachably arranged on the test device (2).

2. The concrete penetration resistance tester according to claim 1, characterized in that: mounting groove (31) have been seted up on the lateral wall of test device (2) towards on mount pad (3), be provided with bolt (32) on one side lateral wall that mount pad (3) and mounting groove (31) are adjacent, the length direction of bolt (32) is mutually perpendicular with the lateral wall of mount pad (3), the one end of bolt (32) is connected with handle (33), the other end of bolt (32) extends outside mount pad (3) after passing the lateral wall of mount pad (3) and mounting groove (31), the cover is equipped with spring (34) on bolt (32), the one end of spring (34) is connected with the lateral wall of mount pad (3), and the other end is connected with handle (33), the one end of depression bar (4) is located mounting groove (31) and the cover is established on bolt (32).

3. The concrete penetration resistance tester according to claim 2, characterized in that: draw-in groove (21) that confession depression bar (4) card was gone into are seted up to the upper end of testing arrangement (2), the upper end of testing arrangement (2) is provided with screw rod (22), the length direction of screw rod (22) parallels with the length direction of bolt (32), screw rod (22) pass testing arrangement (2) and extend to outside testing arrangement (2) behind the lateral wall that is located draw-in groove (21) both sides, one section that screw rod (22) extend to testing arrangement (2) is screw thread section (221), the remainder section of screw rod (22) is smooth section (222), threaded sleeve is equipped with nut (23) on screw thread section (221) of screw rod (22), kidney-shaped hole (41) have been seted up at the middle part of depression bar (4), depression bar (4) are established on smooth section (222) of screw rod (22) through kidney-shaped hole (41).

4. The concrete penetration resistance tester according to claim 2, characterized in that: and a clamping piece (5) is arranged on the side wall of the mounting seat (3), and the clamping piece (5) is used for clamping one end of the bolt (32) extending out of the mounting seat (3).

5. The concrete penetration resistance tester according to claim 4, wherein: clamping piece (5) are including first centre gripping arm (51) and second centre gripping arm (52), the one end of first centre gripping arm (51) and second centre gripping arm (52) is all articulated to be set up on the lateral wall of mount pad (3), annular groove (321) have been seted up on bolt (32) extend the lateral wall of the outer one end of mount pad (3), first centre gripping arm (51) and second centre gripping arm (52) joint in annular groove (321).

6. The concrete penetration resistance tester according to claim 5, characterized in that: and an anti-slip rubber layer (3211) is arranged on the inner wall of the annular groove (321).

7. The concrete penetration resistance tester according to claim 1, characterized in that: a placing cylinder (13) with an opening at the upper part is vertically arranged on the side wall of the workbench (1), and the pressing rod (4) is placed in the placing cylinder (13).

8. The concrete penetration resistance tester according to claim 7, wherein: a buffer rubber layer (131) is arranged on the inner bottom wall of the placing cylinder (13).