CN209774630U - Impervious concrete test block clamp - Google Patents
Impervious concrete test block clamp Download PDFInfo
- Publication number
- CN209774630U CN209774630U CN201920601722.0U CN201920601722U CN209774630U CN 209774630 U CN209774630 U CN 209774630U CN 201920601722 U CN201920601722 U CN 201920601722U CN 209774630 U CN209774630 U CN 209774630U
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- arm
- cover body
- clamping
- clamping arm
- test block
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Abstract
the utility model relates to an impervious concrete test block presss from both sides, include: a first clamp comprising a first clamp arm extending vertically; the second clamping piece is rotatably connected with the first clamping piece and comprises a second clamping arm extending vertically, the second clamping arm is arranged opposite to the first clamping arm, and the second clamping arm can swing relative to the first clamping arm to clamp or release; and the clamping cover comprises a first cover body connected with the first clamping arm and a second cover body connected with the second clamping arm, the first cover body and the upper end and the lower end of the second cover body are both in through arrangement, the first cover body and one side, opposite to each other, of the second cover body are both in opening arrangement, and the inner wall surface of the first cover body and the inner wall surface of the second cover body are both in arc-shaped surface arrangement. The utility model discloses an impervious concrete test block presss from both sides can realize that the stable clamp of impervious concrete test block gets.
Description
Technical Field
The utility model relates to a impervious detection technical field of concrete especially relates to an impervious concrete test block presss from both sides.
Background
In the impermeability test of concrete, a formed concrete impermeability test block needs to be clamped, and a group of 6 concrete impermeability test blocks are put into an impermeability machine to be pressurized (a step-by-step pressurization method) to test the impermeability performance. Different from a common cubic test block, the impervious concrete test block is an elliptical cylinder (the upper diameter is 175mm, the lower diameter is 185mm, and the height is 150mm), the clamping area of the traditional concrete test block clamp is small, the clamping is unstable, and the impervious concrete test block is easy to fall off in the clamping process.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide an impervious concrete test block clamp which can realize stable clamping of the impervious concrete test block aiming at the problem that the impervious concrete test block is easy to fall off in the clamping process of the traditional concrete test block clamp.
An impervious concrete test block clip comprising:
A first clamp comprising a first clamp arm extending vertically;
The second clamping piece is rotatably connected with the first clamping piece and comprises a second clamping arm extending vertically, the second clamping arm is arranged opposite to the first clamping arm, and the second clamping arm can swing relative to the first clamping arm to clamp or release; and
The clamping cover comprises a first cover body connected with the first clamping arm and a second cover body connected with the second clamping arm, wherein the first cover body and the upper end and the lower end of the second cover body are both communicated, the first cover body and one side, opposite to each other, of the second cover body are both in opening arrangement, and the inner wall surface of the first cover body and the inner wall surface of the second cover body are both arc-shaped surfaces.
Foretell impervious concrete test block presss from both sides the cooperation through first centre gripping arm and second centre gripping arm and can realize the centre gripping or the release of impervious concrete test block, wherein, set up the first cover body on the first centre gripping arm, set up the second cover body on the second centre gripping arm, the internal face of the first cover body and the second cover body all sets to the arcwall face and can closely laminate with the global of impervious concrete test block, it is great to press from both sides the area of getting, can effectively avoid pressing from both sides the in-process impervious concrete test block of getting and take place to drop to realize that the stable of impervious concrete test block is pressed from both sides and is got efficiency, it gets to promote to press from both sides.
in one embodiment, the inner wall surface of the first cover body and the inner wall surface of the second cover body are provided with anti-skidding structures.
In one embodiment, the first cover body and the second cover body are both plastic parts, the inner wall surface of the first cover body and the inner wall surface of the second cover body are both provided with a plurality of sinking grooves, a boss is arranged in the middle of any sinking groove, a tapered groove is concavely arranged on the end surface of the boss, and the sinking grooves and the tapered groove are combined to form the anti-skidding structure.
In one embodiment, the sinking groove and the tapered groove are filled with anti-skid particles.
In one embodiment, the first enclosure is removably coupled to the first clamp arm and the second enclosure is removably coupled to the second clamp arm.
In one embodiment, a first cross rod is arranged on the outer surface of the first cover body, a first through hole for the first cross rod to pass through is formed in the first clamping arm, a first locking hole for a first fastener to pass through is formed in the first cross rod, and the first fastener connects the first cover body to the first clamping arm; the outer surface of the second cover body is provided with a second cross rod, the second clamping arm is provided with a second through hole for the second cross rod to penetrate through, the second cross rod is provided with a second locking hole for the second fastener to penetrate through, and the second fastener is used for connecting the second cover body to the second clamping arm.
In one embodiment, the first cross bar is in clearance fit with the first through hole, and the second cross bar is in clearance fit with the second through hole.
In one embodiment, the first clamping piece further comprises a holding arm and a connecting arm, the holding arm extends along the transverse direction, the connecting arm extends along the vertical direction, and the first clamping arm and the connecting arm are respectively arranged at two ends of the holding arm; the second clamping piece further comprises a pulling arm bent relative to the second clamping arm, the bent part of the second clamping arm and the pulling arm is rotatably connected with the connecting arm through a rotating connecting piece, and the pulling arm extends towards the first clamping arm transversely.
In one embodiment, the holding arm is connected with the first clamping arm through an L-shaped bending arm, the bending arm includes a vertical bending portion and a horizontal bending portion, an end of the vertical bending portion is connected with the holding arm, an end of the horizontal bending portion is connected with the first clamping arm, and a supporting rib extending obliquely is arranged between the horizontal bending portion and the vertical bending portion.
In one embodiment, the cross section of the holding arm is square, and the corners of the cross section of the holding arm are provided with rounded corners.
Drawings
Fig. 1 is a schematic structural view of an impermeable concrete test block clamp according to an embodiment of the present invention;
Fig. 2 is a schematic view illustrating an exploded structure of the impervious concrete block clip of fig. 1.
10. The clamping device comprises a first clamping piece, 11, a first clamping arm, 111, a first through hole, 12, a holding arm, 13, a connecting arm, 14, a bending arm, 141, a vertical bending part, 142, a transverse bending part, 15, a supporting rib, 20, a second clamping piece, 21, a second clamping arm, 211, a second through hole, 22, a pulling arm, 31, a first cover body, 311, a first cross rod, 312, a first locking hole, 32, a second cover body, 321, a second cross rod, 322, a second locking hole, 33, a sinking groove, 331, a boss, 40, a first fastener, 50, a second fastener, 60 and a rotary connecting piece.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present. In the present invention, the terms "first" and "second" do not denote any particular quantity or order, but are merely used to distinguish names.
Referring to fig. 1 and 2, an impervious concrete test block clamp includes a first clamping member 10, a second clamping member 20 and a clamping cover. Wherein the first clamp 10 comprises a first clamp arm 11 extending vertically; the second clamping piece 20 is rotatably connected with the first clamping piece 10, the second clamping piece 20 comprises a second clamping arm 21 extending vertically, the second clamping arm 21 is arranged opposite to the first clamping arm 11, and the second clamping arm 21 can swing relative to the first clamping arm 11 to clamp or release; the clamping cover is including connecting in the first cover body 31 of first centre gripping arm 11 to and connect in the second cover body 32 of second centre gripping arm 21, and the upper and lower both ends of the first cover body 31 and the second cover body 32 all are the through setting, and the first cover body 31 and the second cover body 32 one side in opposite directions each other all are the opening setting, and the internal face of the first cover body 31 and the second cover body 32 all is the arcwall face setting.
Specifically, the first clamping member 10 and the second clamping member 20 may be made of stainless steel, aluminum alloy, manganese steel, iron alloy, or the like. The first clamping member 10 and the second clamping member 20 are rotatably connected, so that the second clamping arm 21 can swing relative to the first clamping arm 11 to clamp or release the anti-seepage concrete test block. The first cover body 31 and the second cover body 32 are arranged in an opposite opening manner, and after the impervious concrete test block is clamped, the first cover body 31 and the second cover body 32 are respectively attached to the outer peripheral surface of the impervious concrete test block, so that the impervious concrete test block can be firmly grabbed. Generally, the diameters of the upper and lower ends of the impervious concrete test block are different, and accordingly, the opening diameters of the upper and lower ends of the first and second cover bodies 31 and 32 may be set to different sizes, so as to conform to the shape characteristics of the impervious concrete test block, and to be better adapted to the impervious concrete test block.
The impervious concrete test block clamp can realize clamping or releasing of the impervious concrete test block through the matching of the first clamping arm 11 and the second clamping arm 21, wherein the first cover body 31 is arranged on the first clamping arm 11, the second cover body 32 is arranged on the second clamping arm 21, the inner wall surfaces of the first cover body 31 and the second cover body 32 are all set into arc surfaces and can be tightly attached to the peripheral surface of the impervious concrete test block, the clamping area is large, the situation that the impervious concrete test block falls off in the clamping process can be effectively avoided, the stable clamping of the impervious concrete test block is realized, and the clamping efficiency is improved.
In order to further improve the clamping stability of the impervious concrete test block, the inner wall surfaces of the first cover body 31 and the second cover body 32 are provided with anti-skid structures. The anti-slip structure may be a concave-convex structure or a corrugated structure integrally formed on the inner wall surfaces of the first cover 31 and the second cover 32, or the anti-slip structure may be an anti-slip rubber pad or the like disposed on the inner wall surfaces of the first cover 31 and the second cover 32. Can increase through setting up anti-skidding structure and press from both sides the frictional force of getting between cover and the impervious concrete test block, guarantee to snatch firmly, the natural laminating.
Referring to fig. 1, in one embodiment, the first cover 31 and the second cover 32 are both plastic parts, the inner wall surface of the first cover 31 and the inner wall surface of the second cover 32 are both provided with a plurality of sinking grooves 33, a boss 331 is disposed in the middle of any sinking groove 33, a tapered groove is concavely disposed on the end surface of the boss 331, and the sinking grooves 33 and the tapered groove form an anti-slip structure. In this embodiment, the first cover 31 and the second cover 32 can be made of plastic, for example, PVC, which has adsorptivity, plasticity and light weight. The sink grooves 33 can be set into circular grooves, square grooves or other special-shaped grooves, and the like, the plurality of sink grooves 33 are arrayed on the inner wall surfaces of the first cover body 31 and the second cover body 32, and the sink grooves 33 are different from the groove depth of the conical grooves, and the plastic material has certain ductility and can generate certain plastic deformation, so that the conical grooves on the surfaces of the bosses 331 can play the role of suckers in the clamping process, and are tightly adsorbed on the surfaces of the impervious concrete test blocks, and the impervious concrete test blocks can be effectively prevented from falling off.
Preferably, the sink groove 33 and the tapered groove are filled with anti-slip particles. For example, rough forage or colloidal particles can be filled in the sinking groove 33 and the tapered groove, so as to further improve the friction coefficient, increase the friction force and further ensure the clamping stability of the impervious concrete test block.
Further, the first cover 31 is detachably connected to the first holding arm 11, and the second cover 32 is detachably connected to the second holding arm 21. Therefore, whether the first cover 31 and the second cover 32 are installed or not can be selected according to different use requirements, so that different function requirements can be realized. For example, when a common cube test block is gripped, only the first cover 31 and the second cover 32 need to be removed, and the operation is simple and convenient.
Further, as shown in fig. 2, a first cross bar 311 is disposed on an outer surface of the first cover 31, a first through hole 111 for the first cross bar 311 to penetrate through is disposed on the first clamping arm 11, a first locking hole 312 for the first fastening member 40 to penetrate through is disposed on the first cross bar 311, and the first fastening member 40 connects the first cover 31 to the first clamping arm 11; the outer surface of the second cover 32 is provided with a second cross bar 321, the second clamping arm 21 is provided with a second through hole 211 for the second cross bar 321 to penetrate through, the second cross bar 321 is provided with a second locking hole 322 for the second fastener 50 to penetrate through, and the second fastener 50 connects the second cover 32 to the second clamping arm 21.
For example, when assembling first cover 31, first cross bar 311 is inserted into first through hole 111, and first fastener 40 is screwed through first locking hole 312, so that first cover 31 can be connected to first clamping arm 11, and the operation is simple and convenient. Similarly, the second cover 32 can be easily attached and detached. The first fastener 40 and the second fastener 50 may be screws, bolts, or rivets.
Further, a clearance fit is adopted between the first cross bar 311 and the first through hole 111, and a clearance fit is adopted between the second cross bar 321 and the second through hole 211. So, first horizontal pole 311 and second horizontal pole 321 can rotate in a flexible way to can be according to the condition of placing of impervious concrete (just or fall), the state of first cover body 31 and the second cover body 32 is adjusted in a flexible way, gets to press from both sides the test block fast.
further, as shown in fig. 2, the first clamping member 10 further includes a holding arm 12 and a connecting arm 13, the holding arm 12 extends in a transverse direction, the connecting arm 13 extends in a vertical direction, and the first clamping arm 11 and the connecting arm 13 are respectively disposed at two ends of the holding arm 12; the second clamping member 20 further includes a pulling arm 22 bent relative to the second clamping arm 21, the bent portion of the second clamping arm 21 and the pulling arm 22 is rotatably connected to the connecting arm 13 through a rotating connection member 60, and the pulling arm 22 extends transversely toward the first clamping arm 11. Specifically, the end of the connecting arm 13 is provided with an open slot for accommodating the bent portion of the second clamping member 20, and the connecting arm 13 and the second clamping member 20 are correspondingly provided with shaft holes for inserting the rotating connecting member 60. In the clamping process, the palm part of the operator holds the holding arm 12, and the pulling arm 22 is controlled to move by the finger part, so that the second clamping arm 21 can swing towards or away from the first clamping arm 11 to clamp or release the test block, and the operation is simple and convenient. Preferably, the surfaces of the gripping arm 12 and the wrenching arm 22 may be provided with flexible layers adapted to contact the skin for improved comfort.
further, the holding arm 12 is connected with the first clamping arm 11 through the L-shaped bending arm 14, the bending arm 14 includes a vertical bending portion 141 and a horizontal bending portion 142, the end portion of the vertical bending portion 141 is connected with the holding arm 12, the end portion of the horizontal bending portion 142 is connected with the first clamping arm 11, and a support rib 15 extending obliquely is arranged between the horizontal bending portion 142 and the vertical bending portion 141. By arranging the supporting ribs 15, on one hand, the overall structural strength of the first clamping piece 10 can be effectively improved; on the other hand, the bending arm 14 and the support rib 15 are enclosed to form a ring body which can be used as a hook, so that the impervious concrete test block clamp is convenient to store.
in addition, because in the impervious testing process of concrete, the clamp of test block gets work load big, and the position width of gripping of ordinary concrete test block clamp is narrower, and long-time clamp is got and can be made operating personnel hand tired, is difficult to exert oneself, leads to efficiency to reduce. In order to improve the gripping efficiency, further, the cross section of the holding arm 12 is square, and the corners of the cross section of the holding arm 12 are provided with rounded corners. Therefore, the whole holding arm 12 is a transversely extending cuboid, the side edge angle of the holding arm is a smooth arc edge angle, a user can use the holding arm more comfortably, and the ache and the discomfort caused after long-term use are reduced.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides an impervious concrete test block presss from both sides which characterized in that includes:
A first clamp comprising a first clamp arm extending vertically;
The second clamping piece is rotatably connected with the first clamping piece and comprises a second clamping arm extending vertically, the second clamping arm is arranged opposite to the first clamping arm, and the second clamping arm can swing relative to the first clamping arm to clamp or release; and
The clamping cover comprises a first cover body connected with the first clamping arm and a second cover body connected with the second clamping arm, wherein the first cover body and the upper end and the lower end of the second cover body are both communicated, the first cover body and one side, opposite to each other, of the second cover body are both in opening arrangement, and the inner wall surface of the first cover body and the inner wall surface of the second cover body are both arc-shaped surfaces.
2. The impervious concrete test block clamp of claim 1, wherein the inner wall surface of the first cover body and the inner wall surface of the second cover body are provided with anti-slip structures.
3. The impervious concrete test block clamp of claim 2, wherein the first cover body and the second cover body are plastic parts, the inner wall surface of the first cover body and the inner wall surface of the second cover body are provided with a plurality of sunken grooves, a boss is arranged in the middle of any one of the sunken grooves, a tapered groove is concavely arranged on the end surface of the boss, and the sunken groove and the tapered groove are combined to form the anti-skid structure.
4. The impervious concrete test block clip of claim 3, wherein the sinking groove and the tapered groove are filled with anti-slip particles.
5. The impervious concrete test block clip of claim 1, wherein the first cover is removably attached to the first clamping arm and the second cover is removably attached to the second clamping arm.
6. The impervious concrete test block clamp of claim 5, wherein the outer surface of the first cover body is provided with a first cross bar, the first clamping arm is provided with a first through hole for the first cross bar to pass through, the first cross bar is provided with a first locking hole for a first fastener to pass through, and the first fastener connects the first cover body to the first clamping arm; the outer surface of the second cover body is provided with a second cross rod, the second clamping arm is provided with a second through hole for the second cross rod to penetrate through, the second cross rod is provided with a second locking hole for the second fastener to penetrate through, and the second fastener is used for connecting the second cover body to the second clamping arm.
7. the impervious concrete test block clip of claim 6, wherein the first cross bar is in a clearance fit with the first perforations and the second cross bar is in a clearance fit with the second perforations.
8. The impervious concrete test block clip of any one of claims 1 to 7, wherein the first clamping member further comprises a holding arm and a connecting arm, the holding arm extends in the transverse direction, the connecting arm extends in the vertical direction, and the first clamping arm and the connecting arm are respectively arranged at two ends of the holding arm; the second clamping piece further comprises a pulling arm bent relative to the second clamping arm, the bent part of the second clamping arm and the pulling arm is rotatably connected with the connecting arm through a rotating connecting piece, and the pulling arm extends towards the first clamping arm transversely.
9. The impervious concrete test block clamp of claim 8, wherein the holding arm is connected with the first clamping arm through an L-shaped bending arm, the bending arm comprises a vertical bending portion and a transverse bending portion, the end portion of the vertical bending portion is connected with the holding arm, the end portion of the transverse bending portion is connected with the first clamping arm, and a supporting rib extending obliquely is arranged between the transverse bending portion and the vertical bending portion.
10. The impervious concrete test block clip of claim 8, wherein the cross section of the holding arm is square, and the corners of the cross section of the holding arm are provided with rounded corners.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601722.0U CN209774630U (en) | 2019-04-28 | 2019-04-28 | Impervious concrete test block clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920601722.0U CN209774630U (en) | 2019-04-28 | 2019-04-28 | Impervious concrete test block clamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209774630U true CN209774630U (en) | 2019-12-13 |
Family
ID=68804390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920601722.0U Active CN209774630U (en) | 2019-04-28 | 2019-04-28 | Impervious concrete test block clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209774630U (en) |
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2019
- 2019-04-28 CN CN201920601722.0U patent/CN209774630U/en active Active
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