CN213209749U - Short anchor rod that exposes draws test device - Google Patents
Short anchor rod that exposes draws test device Download PDFInfo
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- CN213209749U CN213209749U CN202021792660.5U CN202021792660U CN213209749U CN 213209749 U CN213209749 U CN 213209749U CN 202021792660 U CN202021792660 U CN 202021792660U CN 213209749 U CN213209749 U CN 213209749U
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- support
- air cushion
- fixed block
- hydraulic jack
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Abstract
The utility model discloses a short anchor rod that exposes draws test device, including circular air cushion, hydraulic jack and ground tackle, circular air cushion is placed on the plane, be equipped with on the circular air cushion hydraulic jack, the jack endotheca is equipped with the support, the support butt circular air cushion, the outer wall inclined plane cover of ground tackle is established in the inclined plane of support inner wall, ground tackle one side butt circular air cushion, another side butt elastic component, the elastic component top is equipped with the fixed block, the fixed block butt elastic component, the fixed block can be dismantled with the support and be connected, circular air cushion, support, ground tackle, elastic component and fixed block axle center department are equipped with the through-hole respectively, the through-hole is coaxial with hydraulic jack and is placed; the hydraulic jack is communicated with the drawing instrument through a connecting pipe; the utility model discloses can be when stock extension length is less, still can stabilize the centre gripping and then realize drawing experimental work process.
Description
Technical Field
The utility model relates to an instrument is tested in the building materials trade, concretely relates to short anchor rod that exposes draws test device.
Background
The anchor rod drawing instrument is a field detection instrument which is necessary for quality control units and is mainly used for detecting the anchoring force of various anchor rods, reinforcing steel bars and other anchoring bodies. The anchor rod drawing instrument is mainly used for detecting the anchoring force of anchoring bodies such as various anchor rods, reinforcing steel bars and the like.
The test device is drawn to current stock promotes through the pneumatic cylinder generally, carries out the centre gripping through the ground tackle that the pneumatic cylinder top set up, realizes drawing test process of stock. However, in this process, the length of the multiple anchor rods extending is required, and when the length of the multiple anchor rods extending is small, it is difficult to ensure stable clamping and testing processes of the anchor device.
Chinese patent CN201721643940.8 discloses an anchor rod drawing test device, which comprises a test anchor rod, a counter-force support, a power assembly and a displacement detection assembly, wherein the lower end of the test anchor rod is inserted into a foundation, the upper end of the test anchor rod extends out of the surface of the foundation and then sequentially penetrates through the counter-force support and the power assembly, and the displacement detection assembly is arranged on the counter-force support; the power assembly is a penetrating jack which is used for applying upward thrust to the test anchor rod; the test device of the utility model does not need to implant anchor piles, only needs manual operation, not only saves time and labor, but also can be adopted in places with narrow test operation surfaces (such as in pit detection, karst landform with uneven bedrock surface, and the like), and the test device of the utility model is more suitable for the drawing test of the anchor rod in mountain areas than the traditional anchor pile method; however, when the anchor rod extends out of the ground for a short length, the drawing instrument is difficult to ensure stable clamping and drawing processes.
Disclosure of Invention
The utility model aims at the problem that prior art exists, a short stock that exposes draws test device is provided to stabilize the quick test stock draw experimental apparatus.
In order to achieve the above object, the utility model adopts the following technical scheme: a short exposed anchor rod drawing test device comprises a circular air cushion, a hydraulic jack and an anchor, wherein the circular air cushion is placed on a plane, the hydraulic jack is arranged on the circular air cushion, a support is sleeved in the hydraulic jack and abutted against the circular air cushion, an inclined plane of the outer wall of the anchor is sleeved in an inclined plane of the inner wall of the support, one surface of the anchor is abutted against the circular air cushion, the other surface of the anchor is abutted against an elastic component, a fixed block is arranged above the elastic component and abutted against the elastic component, the fixed block is detachably connected with the support, through holes are respectively formed in the axes of the circular air cushion, the support, the anchor, the elastic component and the fixed block, and the through holes and the hydraulic jack are coaxially placed; the hydraulic jack is communicated with the drawing instrument through a connecting pipe.
The utility model relates to a short anchor rod that exposes draws test device, overall structure is compact, and when the anchor rod was stretching out plane length less, the centre gripping through the ground tackle and the promotion of hydraulic jack to the support realize drawing test process of ground tackle centre gripping anchor rod.
The setting of the circular air cushion of ground tackle butt can realize the anchor rod and stretch out when length is less still good carry out centre gripping and draw the test process under the short condition in the plane anchor rod.
The outer wall of the anchor device and the inclined plane of the support are arranged, so that the anchor device can be stably clamped in the process of downward extrusion and placement of the inclined opening, and the stable anchor rod clamping of the anchor device in the drawing test process is realized.
Further, the ground tackle comprises a clamping portion and a fixing portion, the clamping portion is a plurality of fan-shaped pieces, lines are arranged on the inner contours of the fan-shaped pieces, and the fixing portion is arranged on the outer contours of the clamping portion in a diameter gradually increasing mode.
The setting of clamping part and fixed part, the flabellum that is equipped with through the clamping part is greater than the diameter of stock at the internal diameter of quiescent condition flabellum, and the internal diameter of fixed part is the same with the stock, and at the in-process that pushes down, the closed process is extrudeed in the gap between the flabellum, realizes that the diameter slightly is less than the diameter of stock on the flabellum, stabilizes the centre gripping process to the stock under the effect of line simultaneously.
Further, the support lateral wall is provided with a plurality of screw rod hasps, the screw rod hasp includes fixed plate, screw rod and nut, the fixed plate is installed the lateral wall of support, the one end of screw rod is articulated the fixed plate, the other end spiro union of screw rod the nut, the fixed block lateral wall is provided with a plurality of hasp fixed bolsters, the hasp fixed bolster is the recess form, the screw rod block of screw rod hasp is in the groove of hasp fixed bolster.
The setting that the screw rod was fixed in the recess has the steadiness, and the stable centre gripping stock of ground tackle is made through the fixed of support and fixed block, and the stable fixed one-tenth of support and fixed block becomes integrative in hydraulic jack's the course of the work, realizes that ground tackle centre gripping stock draws the experimentation.
Further, the support is in a ladder shape and comprises a vertical end and a horizontal end, the vertical end is close to the horizontal end and is arranged in a counter bore, the horizontal end is far away from the vertical end and is arranged in a truncated cone shape, the diameter of one side, close to the counter bore, of the truncated cone shape is larger than that of one side, far away from the counter bore, the lower end face of the horizontal end abuts against the hydraulic jack, and the upper end face of the horizontal end abuts against the fixed block.
The setting of the vertical end and the horizontal end of support, the stable ground tackle of placing of vertical end inner wall, the outer wall butt of vertical end the cylinder, the last plane butt fixed block of horizontal end, lower plane butt hydraulic jack's push rod realize drawing the stable experimentation of in-process.
Further, the fixed block is a stepped cylinder.
Further, the elastic member is rubber.
The rubber is arranged, and the rubber is well fixed with the lock rod lock catch and the fixing support under the buffering effect of the rubber in the process of pressing downwards through the fixing hole, so that the good clamping of the anchor device to the workpiece is realized, and the drawing test process is completed.
Further, a workpiece to be machined is placed in the anchorage device.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the short exposed anchor rod drawing test device is simple in structure, convenient to assemble, good in clamping performance and convenient to rapidly detect the expansion rate of concrete.
(2) Due to the arrangement of the bracket and the anchorage device, when the length of the anchor rod is smaller, the clamping test process can be stably carried out, and the problem that the anchor rod is still well clamped when the extending length of the anchor rod is smaller is solved;
(3) the arrangement of the fixing part and the clamping part on the anchor device realizes the stable clamping anchor rod of the anchor device, and solves the problem of stable clamping process in the drawing process.
Drawings
FIG. 1 is a partial structural sectional view of a short exposed anchor rod pull test device of the present invention;
FIG. 2 is a top view of the short exposed anchor rod pull test device of the present invention;
FIG. 3 is a schematic view of an anchor device of the short exposed anchor rod pull test device of the present invention;
in the figure: 1. a circular air cushion; 2. a hydraulic jack; 3. a support; 4. locking the screw rod; 5. a lock catch fixing bracket; 6. a fixed block; 7. a workpiece; 8. an elastic member; 9. an anchorage device; 10. a drawing instrument; 11. and (4) connecting the pipes.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-3, the short exposed anchor rod drawing test device comprises a circular air cushion 1, a hydraulic jack 2 and an anchorage device 9, the round air cushion 1 is placed on a plane, the hydraulic jack 2 is arranged on the round air cushion 1, a bracket 3 is sleeved in the hydraulic jack 2, the bracket 3 is abutted against the circular air cushion 1, the inclined plane of the outer wall of the anchorage device 9 is sleeved in the inclined plane of the inner wall of the bracket 3, one surface of the anchorage device 9 is abutted against the circular air cushion 1, the other surface is abutted against the elastic component 8, a fixed block 6 is arranged above the elastic component 8, the fixed block 6 is abutted against the elastic component 8, the fixing block 6 is detachably connected with the support 3, through holes are respectively formed in the axes of the circular air cushion 1, the support 3, the anchor 9, the elastic member 8 and the fixing block 6, and the through holes and the hydraulic jack 2 are coaxially arranged; the hydraulic jack 2 is communicated with a drawing instrument 10 through a connecting pipe 11.
Firstly, the circular air cushion 1 is placed on a plane, the hydraulic jack 2 is placed above the circular air cushion 1, the support 3 is placed at the through hole of the hydraulic jack 2, the anchorage device 9 is placed on the inner wall of the support 3, the elastic component 8 and the fixed block 6 are placed above the anchorage device 9 and pressed downwards, so that the anchorage device 9 is placed stably, and the drawing experiment process is further realized.
As shown in fig. 1 and 3, the anchor 9 includes a clamping portion and a fixing portion, the clamping portion is a plurality of fan-shaped pieces, the inner profile of each fan-shaped piece is provided with grains, and the profile of the fixing portion to the clamping portion is formed by gradually enlarging the diameter.
Through the setting of clamping part and fixed part, the flabellum that the clamping part was equipped with is greater than the diameter of stock at the internal diameter of quiescent condition flabellum, and the external diameter slightly is greater than the big party of support slope mouth diameter, and the internal diameter of fixed part is the same with the stock, and at the in-process that pushes down, through the support with elastic material in-process that pushes down, the gap between the flabellum carries out the closed process, the stable centre gripping to the stock of line on the flabellum.
The anchorage device 9 is arranged into a three-petal shape, the inner contour is provided with grains, the anchorage device 9 is pressed downwards on the fixing block 6 and the elastic component 8, and the grains stably clamp the workpiece 7 in the process that the anchorage device 9 is pressed downwards.
As shown in fig. 1 and 2, the side wall of the support 3 is provided with a plurality of screw rod lock catches 4, each screw rod lock catch 4 comprises a fixing plate, a screw rod and a nut, the fixing plate is installed on the side wall of the support, one end of the screw rod is hinged to the fixing plate, the other end of the screw rod is in threaded connection with the nut, the side wall of the fixing block 6 is provided with a pair of lock catch fixing supports 5, each lock catch fixing support 5 is in a groove shape, and the screw rod of each screw rod lock catch 4 is clamped in the groove of each lock catch fixing support.
The circumference through support 3 and fixed block 6 is provided with the setting of screw rod hasp 4 and hasp fixed bolster 5, when fixed block 6 pushed down to laminating with the support, blocked the screw rod of screw rod hasp 4 in the recess department of hasp fixed bolster 5 to rotate through the nut and regulate and control the locking, realize that hydraulic jack is promoting the in-process, support 3, fixed block 6 and anchor 9 are stable together fixed.
The support 3 is in a step shape and comprises a vertical end and a horizontal end, the vertical end is close to the horizontal end and is arranged in a counter bore, the horizontal end is far away from the vertical end and is arranged in a truncated cone shape, the diameter of one side, close to the counter bore, of the truncated cone shape is larger than that of one side, far away from the counter bore, the lower end face of the horizontal end is abutted to the hydraulic jack 2, and the upper end face of the horizontal end is abutted to the fixed block 6.
The fixed block 6 is a stepped cylinder.
The elastic member 8 is rubber.
The workpiece 7 to be machined is placed in the anchorage device 9.
Pass the stock with the through-hole of circular air cushion 1 first, the laminating is on the plane, then place hydraulic jack 2, place support 3 in the hydraulic jack 2, ground tackle 9 passes the stock and places in support 3, place rubber pad and fixed block 6 in proper order, 4 blocks of screw rod hasp on the support 3 are hasp fixed bolster 5 on fixed block 6, at the in-process of hasp fixed bolster 5, hasp fixed bolster 5 drives rubber and pushes down, fan-shaped piece on ground tackle 9 deforms, the gap between the fan-shaped piece diminishes, the internal diameter diminishes the process and to the stock centre gripping, make hydraulic jack 2 promote in-process support 3, fixed block 6, elastic component 8 and ground tackle 9 form the overall stability motion.
When the utility model discloses the installation finishes the back, hydraulic jack 2 connects through connecting pipe 11 and draws appearance 10, draws the manometer and the handle that appearance 10 set up, and handle control hydraulic jack 2's pressure, pressure read out through the manometer, realize hydraulic jack 2 promoting support 3 and ground tackle 9, and the manometer reads out required reading, realizes drawing test process.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a short anchor rod that exposes draws test device which characterized in that: comprises a circular air cushion (1), a hydraulic jack (2) and an anchorage device (9), wherein the circular air cushion (1) is placed on a plane, the hydraulic jack (2) is arranged on the circular air cushion (1), a support (3) is sleeved in the hydraulic jack (2), the support (3) is abutted against the circular air cushion (1), an inclined plane of the outer wall of the anchorage device (9) is sleeved in an inclined plane of the inner wall of the support (3), one side of the anchorage device (9) is abutted against the circular air cushion (1), the other side of the anchorage device (9) is abutted against an elastic component (8), a fixed block (6) is arranged above the elastic component (8), the fixed block (6) is abutted against the elastic component (8), the fixed block (6) is detachably connected with the support (3), and the axes of the circular air cushion (1), the support (3), the anchorage device (9), the elastic component (8) and the fixed block (, the through hole and the hydraulic jack (2) are coaxially arranged; the hydraulic jack (2) is communicated with the drawing instrument (10) through a connecting pipe (11).
2. The short exposure anchor rod drawing test device of claim 1, characterized in that: the anchor (9) comprises a clamping part and a fixing part, wherein the clamping part is a plurality of fan-shaped pieces, lines are arranged on the inner contours of the fan-shaped pieces, and the fixing part is arranged on the outer contours of the clamping part in a diameter gradually increasing mode.
3. The short exposure anchor rod drawing test device of claim 1, characterized in that: the utility model discloses a lock catch, including support (3), screw rod hasp (4), fixed block (6) lateral wall are provided with a plurality of hasp fixed bolsters (5), hasp fixed bolster (5) are the recess form, the screw rod block of screw rod hasp (4) is in the groove of hasp fixed bolster (5), screw rod hasp (4) are including fixed plate, screw rod and nut, the fixed plate is installed the lateral wall of support (3), the one end of screw rod is articulated the fixed plate, the other end spiro union of screw rod the nut, fixed block (6) lateral wall is provided with a plurality of hasp fixed bolsters (5).
4. The short exposure anchor rod drawing test device of claim 1, characterized in that: the support (3) is in a step shape and comprises a vertical end and a horizontal end, the vertical end is close to the horizontal end and is arranged in a counter bore, the horizontal end is far away from the vertical end and is arranged in a truncated cone shape, the diameter of one side, close to the counter bore, of the truncated cone shape is larger than that of one side, far away from the counter bore, the lower end face of the horizontal end is abutted to the hydraulic jack (2), and the upper end face of the horizontal end is abutted to the fixed block (6).
5. The short exposure anchor rod drawing test device of claim 1, characterized in that: the fixed block (6) is a stepped cylinder.
6. The short exposure anchor rod drawing test device of claim 1, characterized in that: the elastic member (8) is rubber.
7. The short exposure anchor rod drawing test device of claim 1, characterized in that: the workpiece (7) to be processed is placed in the anchorage device (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021792660.5U CN213209749U (en) | 2020-08-25 | 2020-08-25 | Short anchor rod that exposes draws test device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021792660.5U CN213209749U (en) | 2020-08-25 | 2020-08-25 | Short anchor rod that exposes draws test device |
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| Publication Number | Publication Date |
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| CN213209749U true CN213209749U (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021792660.5U Active CN213209749U (en) | 2020-08-25 | 2020-08-25 | Short anchor rod that exposes draws test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116944272A (en) * | 2023-09-19 | 2023-10-27 | 常州常宝精特钢管有限公司 | Automatic control device for jaw of cold drawing machine |
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2020
- 2020-08-25 CN CN202021792660.5U patent/CN213209749U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116944272A (en) * | 2023-09-19 | 2023-10-27 | 常州常宝精特钢管有限公司 | Automatic control device for jaw of cold drawing machine |
| CN116944272B (en) * | 2023-09-19 | 2023-12-15 | 常州常宝精特钢管有限公司 | Automatic control device for jaw of cold drawing machine |
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