CN219799045U - Hydraulic fastening type anchor rod drawing instrument - Google Patents
Hydraulic fastening type anchor rod drawing instrument Download PDFInfo
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- CN219799045U CN219799045U CN202320874639.7U CN202320874639U CN219799045U CN 219799045 U CN219799045 U CN 219799045U CN 202320874639 U CN202320874639 U CN 202320874639U CN 219799045 U CN219799045 U CN 219799045U
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- hydraulic pump
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- hydraulic cylinder
- clamping blocks
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- 238000000034 method Methods 0.000 abstract description 6
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 description 5
- 238000004873 anchoring Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- Clamps And Clips (AREA)
Abstract
The utility model discloses a hydraulic fastening type anchor rod drawing instrument, and relates to the technical field of engineering detection equipment; the hydraulic cylinder comprises a first hydraulic cylinder, a limiting ring, a fastening structure, a second hydraulic cylinder, a sliding plate, a clamping block, a clamping groove, a clamping block, a chute, a hydraulic rod, an anti-skid pad, a supporting base plate and a protection pad; through fastening structure, utilize two drive slide of pneumatic cylinder to slide, and then drive chute in two grip blocks conflict spacing ring for two grip blocks are close to each other and slide along the slide, carry out the centre gripping fastening to the stock, thereby fast fastening stock, need not traditional hammering ground tackle and fasten the ground tackle, use manpower sparingly, the while is also convenient for dismantle, the slipmat on the hydraulic stem can be convenient for hold the hydraulic stem, the protection pad can avoid touching to cause the damage to manual hydraulic pump two at pressing process finger simultaneously, the support backing plate is convenient for increase manual hydraulic pump one and manual hydraulic pump two's holding area, carry out steady support to it, be convenient for improve pressing the hydraulic stem convenience.
Description
Technical Field
The utility model relates to the technical field of engineering detection equipment, in particular to a hydraulic fastening type anchor rod drawing instrument.
Background
The anchor rod is commonly used for main reinforcement of projects such as side slopes, tunnels, dam bodies and the like. In engineering construction, in order to judge the construction quality of an anchor rod, a pull-out force test is generally performed on the anchor rod. The anchor rod drawing instrument is a necessary field detection instrument for quality inspection units. The anchor rod drawing instrument is mainly used for detecting the anchoring force of various anchor rods, reinforcing steel bars and other anchoring bodies, and the anchor rod test method comprises the following steps:
(1) according to the test purpose, a reserved anchor rod is selected, the exposed length of the anchor rod is not less than 35cm, and the installation of the jack is ensured;
(2) the opening of the anchor rod is smoothed by mortar so as to support the bearing backing plate;
(3) after grouting is embedded in the anchor rod, the anchor rod can be pulled after the grout is initially set;
(4) a backing plate is added at the tail part of the anchor rod, a hydraulic cylinder is sleeved, the outer end of the anchor rod is fixed with an inner cylinder of a jack through an anchor device, and a digital display pressure gauge is arranged;
(5) the manual hydraulic pump is used for pressurizing, the numerical value is directly read from the pressure gauge, and then the numerical value is corrected through the correction formula to obtain the anchor rod drawing force;
however, in the prior art, when the anchor is installed, the anchor is manually sleeved, the anchor is usually required to be fastened by installing a fastening piece and knocking the fastening piece by a hammer, and particularly when the vertical anchor is subjected to a drawing test, the conventional hammering method is difficult to anchor the anchor and the anchor to be tested under the action of dead weight due to the inversion of hydraulic equipment, a great deal of manpower and time are required, and the anchor is troublesome to detach after the test is completed.
Disclosure of Invention
The method aims at solving the problem that the anchorage device is difficult to install and detach in the test process; the utility model aims to provide a hydraulic fastening type anchor rod drawing instrument.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a appearance is drawn to hydraulic fastening formula stock, includes hydraulic system, hydraulic system includes pneumatic cylinder one 1, the tip fixed mounting of pneumatic cylinder one has the spacing ring, the internally mounted of spacing ring has fastening structure, fastening structure includes pneumatic cylinder two, pneumatic cylinder two fixed mounting in the diapire of spacing ring, the inner wall sliding connection of spacing ring has the slide, the top sliding connection of slide has two symmetrical grip blocks, two be connected with reset spring between the grip block, the chute has been seted up to the inner wall of spacing ring, two the grip block with the inner wall conflict of chute, two draw-in grooves have been seted up at the top of slide, two the bottom of grip block all is fixed with two fixture blocks, the fixture block with draw-in groove assorted, reset spring is located the inside of draw-in groove, the inner wall of grip block is equipped with the internal thread, the fixture block with the cross-section of draw-in groove is the T type.
Preferably, the outside of the first hydraulic cylinder is sequentially connected with the first oil pipe and the first manual hydraulic pump, and the outside of the second hydraulic cylinder is sequentially connected with the second oil pipe and the second manual hydraulic pump.
Preferably, the first manual hydraulic pump and the second manual hydraulic pump are respectively provided with a hydraulic rod at the top, and one end of the hydraulic rod is provided with an anti-skid pad.
Preferably, the four corners of the bottoms of the first manual hydraulic pump and the second manual hydraulic pump are respectively provided with a supporting base plate.
Preferably, a protection pad is installed at the top of the first manual hydraulic pump and the second manual hydraulic pump, and the protection pad is located below the anti-skid pad.
Compared with the prior art, the utility model has the beneficial effects that:
1. through the fastening structure, the sliding plate is driven to slide by the hydraulic cylinder II, and then the two clamping blocks are driven to abut against the chute in the limiting ring, so that the two clamping blocks are close to each other and slide along the sliding plate to clamp and fasten the anchor rod, thereby fast fastening the anchor rod, avoiding the traditional hammering anchor to fasten the anchor, saving manpower and being convenient for disassembly;
2. the anti-slip pad on the hydraulic rod can facilitate holding the hydraulic rod, and meanwhile, the protection pad can prevent fingers from touching the second manual hydraulic pump in the pressing process to cause damage;
3. the support backing plate is convenient for increase manual hydraulic pump one and manual hydraulic pump two's holding area, carries out stable support to it, is convenient for improve pressing oil pressure pole convenience.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the whole structure of the present utility model
Fig. 2 is a schematic diagram of the connection of the first hydraulic cylinder and the stop collar according to the present utility model.
Fig. 3 is a schematic view of the internal structure of the stop collar of the present utility model.
Fig. 4 is a partial exploded view of the fastening structure of the present utility model.
In the figure: 1. a first hydraulic cylinder; 2. a limiting ring; 3. a fastening structure; 31. a second hydraulic cylinder; 32. a slide plate; 33. a clamping block; 34. a clamping groove; 35. a clamping block; 36. a return spring; 37. an internal thread; 38. a chute; 4. a manual hydraulic pump I; 5. a manual hydraulic pump II; 6. an oil pipe I; 7. an oil pipe II; 8. a hydraulic rod; 9. an anti-slip pad; 10. a support backing plate; 11. and a protective pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: as shown in fig. 1-4, the utility model provides a hydraulic fastening type anchor rod drawing instrument, which comprises a hydraulic system, wherein the hydraulic system comprises a first hydraulic cylinder 1, a limiting ring 2 is fixedly arranged at the end part of the first hydraulic cylinder 1, a fastening structure 3 is arranged in the limiting ring 2, the fastening structure 3 comprises a second hydraulic cylinder 31, the second hydraulic cylinder 31 is fixedly arranged on the bottom wall of the limiting ring 2, a sliding plate 32 is slidingly connected with the inner wall of the limiting ring 2, two symmetrical clamping blocks 33 are slidingly connected with the top of the sliding plate 32, a return spring 36 is connected between the two clamping blocks 33, a chute 38 is arranged on the inner wall of the limiting ring 2, and the two clamping blocks 33 are in contact with the inner wall of the chute 38.
Two clamping grooves 34 are formed in the top of the sliding plate 32, two clamping blocks 35 are fixed to the bottoms of the two clamping blocks 33, the clamping blocks 35 are matched with the clamping grooves 34, and a reset spring 36 is located inside the clamping grooves 34.
By adopting the technical scheme, the clamping block 35 is in sliding connection with the clamping groove 34, so that the clamping block 33 and the sliding plate 32 stably slide.
The inner wall of the clamping block 33 is provided with an internal thread 37.
By adopting the above technical scheme, the fastening stability to the anchor rod is improved through the internal thread 37.
The cross sections of the clamping block 35 and the clamping groove 34 are T-shaped.
By adopting the technical scheme, the sections of the clamping blocks 35 and the clamping grooves 34 are T-shaped, so that the clamping blocks 33 are stably connected with the sliding plate 32, and the clamping blocks 33 are prevented from being separated from the sliding plate 32.
The outer side of the first hydraulic cylinder 1 is sequentially connected with an oil pipe I6 and a manual hydraulic pump I4, and the outer side of the second hydraulic cylinder 31 is sequentially connected with an oil pipe II 7 and a manual hydraulic pump II 5.
By adopting the technical scheme, the first hydraulic cylinder 1 and the second hydraulic cylinder 31 are convenient to manually drive to work.
The tops of the first manual hydraulic pump 4 and the second manual hydraulic pump 5 are respectively provided with a hydraulic rod 8, and one end of the hydraulic rod 8 is provided with an anti-skid pad 9.
By adopting the technical scheme, the hydraulic rod 8 is convenient to hold to drive the first hydraulic cylinder 1 and the second hydraulic cylinder 31.
The four corners of the bottoms of the first manual hydraulic pump 4 and the second manual hydraulic pump 5 are respectively provided with a supporting base plate 10.
Through adopting above-mentioned technical scheme, be convenient for increase the area of support of manual hydraulic pump one 4 and manual hydraulic pump two 5 through supporting backing plate 10, improve the supporting stability.
The tops of the first manual hydraulic pump 4 and the second manual hydraulic pump 5 are provided with a protection pad 11, and the protection pad 11 is positioned below the side of the anti-skid pad 9.
By adopting the technical scheme, when the pressure lever 8 is pressed up and down in a reciprocating manner, the damage caused by the fact that fingers touch the first manual hydraulic pump 4 and the second manual hydraulic pump 5 is avoided.
Working principle: when the anchor rod is detected, the base plate is firstly installed, the first hydraulic cylinder 1 and the limiting ring 2 penetrate through the anchor rod, so that the bottom of the first hydraulic cylinder 1 is abutted against the base plate, the first oil pipe 6, the second oil pipe 7, the first manual oil pump 4 and the second manual oil pump 5 are sequentially connected, the oil pressure rod 8 on the second manual oil pump 5 is pressed up and down in a reciprocating manner, the anti-slip pad 9 on the oil pressure rod 8 can facilitate holding the oil pressure rod 8, meanwhile, the protection pad 11 can avoid damage caused by touching the second manual oil pump 5 by fingers in the pressing process, thereby driving the second hydraulic cylinder 31 to extend, driving the sliding plate 32 to slide on the inner wall of the limiting ring 2, two clamping blocks 33 at the top of the sliding plate 32 can abut against the inner wall of a chute 38 of the limiting ring 2, further the clamping blocks 33 can slide along the sliding plate 32 and mutually approach to compress the reset spring 36 at the same time, the anchor rod is clamped and fixed, meanwhile, the internal threads 37 and the inner wall of the clamping blocks 33 are abutted against the clamping blocks 35 at the bottom of the clamping blocks 33 are matched with the clamping grooves 34 in a sliding manner, the stable sliding manner can not rotate, and meanwhile, the internal threads 37 and the inner walls of the clamping blocks 33 can be abutted against the inner walls of the clamping blocks can be prevented from being tightly pressed, and the two anchor rods are required to be fastened by the traditional anchor rods and the two anchor rods are required to be separated, and the manual pressure rods are required to be separated, and can be conveniently and separated from the two anchor rods are required to be matched with the manually and reversely to be separated by the manually and the anchor rod 32 by the anchor rod to be moved by the anchor rod and the anchor rod is moved by the anchor rod and the anchor rod is moved;
the anchor rod to be tested is fastened and only the hydraulic rod 8 on the manual hydraulic pump I4 is required to be pressed up and down in a reciprocating mode, so that the hydraulic cylinder I1 is driven to stretch, one end of the hydraulic cylinder I is abutted against the base plate, the limiting ring 2 is driven to slide at the other end to draw the anchor rod, the pressure value is observed through the digital display pressure gauge on the manual hydraulic pump I4, detection work is carried out, in addition, the support base plate 10 is convenient for increasing the support area of the manual hydraulic pump I4 and the manual hydraulic pump II 5, stable support is carried out on the manual hydraulic pump I and the manual hydraulic pump II, and convenience of pressing the hydraulic rod 8 is improved.
It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (8)
1. The utility model provides a appearance is drawn to hydraulic fastening formula stock, includes hydraulic system, its characterized in that: the hydraulic system comprises a first hydraulic cylinder (1), a limiting ring (2) is fixedly arranged at the end part of the first hydraulic cylinder (1), a fastening structure (3) is arranged in the limiting ring (2), the fastening structure (3) comprises a second hydraulic cylinder (31), the second hydraulic cylinder (31) is fixedly arranged on the bottom wall of the limiting ring (2), a sliding plate (32) is slidably connected with the inner wall of the limiting ring (2), two symmetrical clamping blocks (33) are slidably connected with the top of the sliding plate (32), a reset spring (36) is connected between the two clamping blocks (33), a chute (38) is arranged on the inner wall of the limiting ring (2), and the two clamping blocks (33) are in interference with the inner wall of the chute (38).
2. A hydraulically fastened bolt puller as set forth in claim 1 wherein: two clamping grooves (34) are formed in the top of the sliding plate (32), two clamping blocks (35) are fixed to the bottoms of the clamping blocks (33), the clamping blocks (35) are matched with the clamping grooves (34), and the reset springs (36) are located in the clamping grooves (34).
3. A hydraulically fastened bolt puller as set forth in claim 1 wherein: the inner wall of the clamping block (33) is provided with an internal thread (37).
4. A hydraulically fastened bolt puller as set forth in claim 2 wherein: the sections of the clamping blocks (35) and the clamping grooves (34) are T-shaped.
5. A hydraulically fastened bolt puller as set forth in claim 1 wherein: the outside of the first hydraulic cylinder (1) is sequentially connected with an oil pipe I (6) and a first manual hydraulic pump (4), and the outside of the second hydraulic cylinder (31) is sequentially connected with an oil pipe II (7) and a second manual hydraulic pump (5).
6. A hydraulically fastened bolt puller as set forth in claim 5 wherein: the manual hydraulic pump I (4) and the manual hydraulic pump II (5) are respectively provided with a hydraulic rod (8) at the top, and one end of the hydraulic rod (8) is provided with an anti-slip pad (9).
7. A hydraulically fastened bolt puller as set forth in claim 5 wherein: and support base plates (10) are respectively arranged at four corners of the bottoms of the first manual hydraulic pump (4) and the second manual hydraulic pump (5).
8. A hydraulically fastened bolt puller as set forth in claim 6 wherein: the anti-skid device is characterized in that a protection pad (11) is arranged at the top of the first manual hydraulic pump (4) and the top of the second manual hydraulic pump (5), and the protection pad (11) is positioned below the anti-skid pad (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320874639.7U CN219799045U (en) | 2023-04-19 | 2023-04-19 | Hydraulic fastening type anchor rod drawing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320874639.7U CN219799045U (en) | 2023-04-19 | 2023-04-19 | Hydraulic fastening type anchor rod drawing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219799045U true CN219799045U (en) | 2023-10-03 |
Family
ID=88174962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320874639.7U Active CN219799045U (en) | 2023-04-19 | 2023-04-19 | Hydraulic fastening type anchor rod drawing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219799045U (en) |
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2023
- 2023-04-19 CN CN202320874639.7U patent/CN219799045U/en active Active
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