CN208984455U - A kind of anchor rod drawing instrument - Google Patents
A kind of anchor rod drawing instrument Download PDFInfo
- Publication number
- CN208984455U CN208984455U CN201821469319.9U CN201821469319U CN208984455U CN 208984455 U CN208984455 U CN 208984455U CN 201821469319 U CN201821469319 U CN 201821469319U CN 208984455 U CN208984455 U CN 208984455U
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- China
- Prior art keywords
- extension bar
- limit plate
- hydraulic cylinder
- rod
- anchorage
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Abstract
The utility model discloses a kind of anchor rod drawing instruments, it is related to engineering detecting apparatus field, a kind of anchor rod drawing instrument, including axially hollow hydraulic cylinder, the pull rod being threaded through in hollow hydraulic cylinder and the anchorage for being threadedly coupled with anchor bolt, it is provided with extension bar between the pull rod and anchorage and adjusts the regulating device for lengthening pole length, the extension bar includes the first extension bar being connected on hydraulic cylinder and the second extension bar connecting with anchorage, the regulating device includes the first limit plate connecting with the first extension bar and the second limit plate for connecting with the second extension bar, support component is additionally provided with below first limit plate, hinged seat is provided on the lower surface of first limit plate, the support component is hinged on hinged seat.By the utility model, support component can be supported hydraulic cylinder, to mitigate hydraulic cylinder to the pressure of extension bar below, avoiding extension bar, deformation occurs, improves the accuracy of testing result.
Description
Technical field
The utility model relates to engineering detecting apparatus field, in particular to a kind of anchor rod drawing instrument.
Background technique
Anchor rod drawing instrument is the on-site test instrument of quality inspection unit indispensability.Anchor rod drawing instrument is mainly used to detect various
The anchor force of the anchoring bodys such as anchor pole, reinforcing bar.But in actually detected, the environment for detecting scene is more complicated, and drawing is needed to survey
The anchor bolt of examination is perhaps around reinforcing bar there are biggish barrier or space are excessively narrow, tester operating position and coagulation
There are biggish distances between cob wall body, and the rod length of existing anchor bolt drawing instrument is shorter, can find when installing hydraulic cylinder
Pull rod cannot connect on anchor bolt or reinforcing bar, is not able to satisfy the actual installation requirement in scene, influences anchor bolt or Bar Anchorage
The measurement of power.
Therefore it usually requires to lengthen on the pull rod of anchor rod drawing instrument, but due between hydraulic cylinder and anchorage after pull rod lengthening
Distance it is longer, and the weight of hydraulic cylinder is larger, may bend the pull rod below hydraulic cylinder in actual use, causes to draw
The direction of pull for pulling out instrument shifts, and influences testing result.
Utility model content
The purpose of this utility model is to provide a kind of anchor rod drawing instruments, by the way that support component is arranged in the lower section of hydraulic cylinder
Hydraulic cylinder is supported, to mitigate hydraulic cylinder to the pressure of pull rod below, avoiding pull rod, deformation occurs, improves detection knot
The accuracy of fruit.
The above-mentioned purpose of the utility model has the technical scheme that a kind of anchor rod drawing instrument, including
Axially hollow hydraulic cylinder, the pull rod being threaded through in hollow hydraulic cylinder and the anchorage for being threadedly coupled with anchor bolt, the drawing
It is provided with extension bar between bar and anchorage and adjusts the regulating device for lengthening pole length, the extension bar is hydraulic including being connected to
The first extension bar on cylinder and the second extension bar connecting with anchorage, the regulating device includes connect with the first extension bar
One limit plate and the second limit plate connecting with the second extension bar are additionally provided with support component below first limit plate,
Hinged seat is provided on the lower surface of first limit plate, the support component is hinged on hinged seat；The support component
Including at least two support rods and with the consistent hinged seat of support rod quantity, the support rod includes the company being hinged on hinged seat
Extension bar and it is set in casing of the connecting rod far from hinged seat one end, the connecting rod is provided with outer spiral shell far from one end of hinged seat
Line, described sleeve pipe inner wall are provided with internal screw thread, and the connecting rod and casing are together by a threaded connection；The support rod and hinge
Joint chair is set as three, and the circumferencial direction along the first limit plate lower surface is uniformly distributed；The support component further includes spring,
The lower end of the second extension bar outer wall is provided with the first hook ring, and corresponding with the first hook ring second is provided in described sleeve pipe
Hook ring, the both ends of the spring are hooked on respectively on the first hook ring and the second hook ring.
By using above-mentioned technical proposal, when carrying out anchor bolt pull-out test, anchorage is first fixed on concrete wall dew
In anchor bolt out, then length extension device is connected on anchorage, selects the extension bar of different length according to the actual situation on site,
If the length of extension bar is improper, it is finely adjusted by length of the regulating device to extension bar, hydraulic cylinder is made to reach suitable
Then support component below first limit plate is strutted and is supported on mattess by position, the support of support component overcomes
The gravity of possible payment hydraulic cylinder, reduces hydraulic cylinder to the pressure of extension bar, hydraulic cylinder is avoided to bend extension bar, guarantees to add
The central axis of stock and hydraulic cylinder keeps testing result accurate as far as possible on same straight line.Support rod is hinged on hinged seat
On, when use, facilitates strutting and folding for support rod；In actual use, can according to the first limit plate at a distance from ground turn set
Pipe, and then change the total length of support rod, abut the lower end of support rod on the ground, and the lower end of support rod opens to form conjunction
Suitable opening angle, on the ground by the stable support of hydraulic cylinder.It, can be by spring when the lower end of support rod supports on the ground
It struts, spring is made to be in tensional state, be in certain tilt angle between support rod meeting and ground due to the presence of spring, and
It will not outside side slip.
Preferably, described sleeve pipe is provided with rubber pad close to the one end on ground.
By using above-mentioned technical proposal, the setting of rubber pad can increase the frictional force of casing shoe and mattess,
And when mattess out-of-flatness, it is more firm that rubber pad can make casing place ground on the ground.
Preferably, being also wrapped on anti-slip layer on the outer wall of described sleeve pipe.
By using above-mentioned technical proposal, anti-slip layer can facilitate the manual turn casing of construction personnel, more laborsaving, convenient for adjusting
Save the length of entire support rod.
Preferably, second limit plate is U-board of the opening towards the first limit plate, first limit plate and the
Adjusting cavity is formed between two limit plates, and the first adjusting nut, second limit are connected on the lower surface of first limit plate
Position plate upper surface is connected with the second adjusting nut, and first extension bar is connected to the first adjusting far from the threaded one end of hydraulic cylinder
On nut, second extension bar is connected on the second adjusting nut far from one end of anchorage.
By using above-mentioned technical proposal, shape is arranged between the first limit plate and the second limit plate in two adjusting nuts
At in adjusting cavity, pulling force is excessive likely result in extension bar and break in the case where, by two limit plates to adjusting nut into
Row limitation, prevents adjusting nut from flying out and hurts sb.'s feelings or damage.
Preferably, one end that the anchorage is connect with the second extension bar is equipped with whorl brace rod, second extension bar
End be provided with whorl brace rod cooperation the second internal thread hole.
By using above-mentioned technical proposal, anchorage is connected through a screw thread with the second extension bar, and connection is more convenient quickly, even
Connect intensity height, can bear biggish pulling force, the diameter of whorl brace rod is identical as the first extension bar so that the second internal thread hole and
The aperture of first internal thread hole is identical, can continue to connect length extension device in the end of the second extension bar, continue the length of pull rod
Elongation, the scope of application are wider.
In conclusion the utility model has the following beneficial effects:
1., can be according to the first limit plate and ground by the support rod in the hinged adjustable in length in the lower section of the first limit plate
Apart from turn casing, and then change the total length of support rod, abut the lower end of support rod on the ground, and under support rod
End, which is opened, forms suitable opening angle, and support rod can offset the gravity of hydraulic cylinder, make the central axis of extension bar and hydraulic cylinder
On same straight line, the accuracy of testing result is improved.
2. by the setting of spring, when the lower end of support rod supports on the ground, spring can be strutted, made at spring
It is in certain tilt angle between support rod meeting and ground, without breakking away outward due to the presence of spring in tensional state
It moves, places hydraulic cylinder more steady, also improve the safety of device, anti-locking apparatus, which is toppled over, injures construction personnel by a crashing object.
3. extension bar uses two sections of opposite bodies of rod, and is located at the adjusting that the first limit plate and the second limit plate are formed
Intracavitary, it is convenient to adjust, and the both ends body of rod is coaxial, will not make pull rod and anchorage that dislocation occur and influence experimental result.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the explosive view of the utility model；
Fig. 3 is the structural schematic diagram of support component.
In figure, 1, hydraulic cylinder；2, pull rod；21, clamp；22, head part；221, top plate；222, fixing bolt；3, anchorage；4,
Extension bar；41, the first extension bar；42, the second extension bar；421, the second internal thread hole；5, regulating device；51, the first limit plate；
52, the second limit plate；53, the first adjusting nut；54, the second adjusting nut；6, support component；61, support rod；611, it connects
Bar；612, casing；62, spring；63, hinged seat；64, the first hook ring；65, the second hook ring；66, rubber pad；67, anti-slip layer.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
The utility model create description in, it is to be understood that term " center ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown is merely for convenience of the creation of description the utility model and simplifies description, rather than indication or suggestion
Signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this
The limitation of utility model.
A kind of anchor rod drawing instrument, as shown in figure 1 and 2, including hydraulic cylinder 1, pull rod 2, anchorage 3, extension bar 4, adjusting dress
5 and support component 6 are set, wherein hydraulic cylinder 1 is hollow structure, and centre is provided with the mesoporous passed through for pull rod 2, the side of hydraulic cylinder 1
The interface for being provided with handle on surface and being connect with manual pump.One end of pull rod 2 is provided with clamp 21, and the other end is provided with spiral shell
The end of thread of line, pull rod 2 passes through mesoporous from the bottom of hydraulic cylinder 1, and is pierced by from the top of hydraulic cylinder 1, and clamp 21 is stuck in hydraulic
On end face outside the mesoporous of 1 pedestal of cylinder, the part that the end of thread of pull rod 2 is pierced by 1 top of hydraulic cylinder is arranged with head part 22, head part 22
Installation site in the range of 1 piston rod of hydraulic cylinder, make hydraulic cylinder 1 piston rod stretch out after can withstand on head part 22
On.
Head part 22 includes top plate 221 and fixing bolt 222, and top plate 221 is the metal plate of circular ring shape, is set on pull rod 2,
Fixing bolt 222 is two, is threaded on pull rod 2, is that top plate 221 provides enough branch by two fixing bolts 222
Support force can bear 1 bring pressure of hydraulic cylinder.
Extension bar 4 includes 42 two parts of the first extension bar 41 and the second extension bar, the first extension bar 41 and the second extension bar
42 be the isodiametric body of rod, and the two and pull rod 2 are coaxial, and there are can be with axis between the first extension bar 41 and the second extension bar 42
To mobile gap, one end of the first extension bar 41 is connected on the clamp 21 of pull rod 2, and the other end is connected in regulating device 5,
One end of second extension bar 42 is connected in regulating device 5, and the other end is connected on anchorage 3.First extension bar, 41 length is smaller,
For Full threaded rod, 42 length of the second extension bar is larger, is the end of thread close to one end of the first extension bar 41, and the other end is and anchorage
The set head end of 3 connections.
Regulating device 5 includes the first limit plate 51 and the second limit plate 52, and the first limit plate 51 is circular slab, the second limit
Plate 52 is U-board, the first limit plate 51 and the second limit plate 52 rectangular frame structure of group, intermediate shape by way of welding
At the adjusting cavity for adjusting the first extension bar 41 and 42 position of the second extension bar, the first extension bar 41 passes through the first limit plate 51 and reaches
In adjusting cavity, the end of thread of the second extension bar 42 passes through the second limit plate 52 and reaches in adjusting cavity, and the first extension bar 41, which is located at, to be adjusted
It saves intracavitary threaded one end and is connected with the first adjusting nut 53, the threaded one end that the second extension bar 42 is located in adjusting cavity is connected with
Second adjusting nut 54 can adjust the length of extension bar 4 by the first adjusting nut 53 of rotation and the second adjusting nut 54.Anchor
Tool 3 is provided with threaded rod close to one end of the second extension bar 42, and the lower end of the second extension bar 42 is provided with and shaft
Internal screw thread, anchorage 3 are threaded on the second extension bar 42.
As shown in Fig. 3, support component 6 includes three support rods 61 and three springs 62, and support rod 61 includes connecting rod
611 and casing 612, the lower surface of the first limit plate 51 is uniformly arranged that there are three hinged seat 63, the second limits along its circumferencial direction
Plate 52 is located at the centre of three hinged seats 63, and one end of connecting rod 611 is hinged on hinged seat 63, and the other end is set along the outer wall of bar
It is equipped with external screw thread；The inner wall of casing 612 is provided with the internal screw thread matched with connecting rod 611, and casing 612 is set in connecting rod
On 611 end of thread.In actual use, can according to the first limit plate 51 at a distance from ground turn casing 612, and then change branch
The total length of strut 61 abuts the lower end of three support rods 61 on the ground, and the lower end of three support rods 61 opens to be formed
Suitable opening angle, on the ground by the stable support of hydraulic cylinder 1.
Its circumferential direction of the lower end edge of second extension bar, 42 outer wall is uniformly arranged there are three the first hook ring 64,612 outer wall of casing
Lower end is provided with the second hook ring 65, and the second hook ring 65 tightens solid matter in casing 612 and is furnished with multiple, the both ends difference hooking of spring 62
On the first hook ring 64 and the second hook ring 65, when the lower end of three support rods 61 supports on the ground, spring 62 can be strutted,
So that spring 62 is in tensional state, is in certain inclination angle between three 61 meetings of support rod and ground due to the presence of spring 62
Degree, without outside side slip.Casing 612 is additionally provided with rubber pad 66 far from one end of connecting rod 611, increases support rod 61
Frictional force between ground；Part on 612 outer wall of casing between the second hook ring 65 and rubber pad 66 is coated with anti-skidding
Layer 67, facilitates construction personnel's turn casing 612, adjusts the length of entire support rod 61.
When in use, on the anchor pole that anchorage 3 is fixed on the ground, the second extension bar 42 is fixed on for this specific embodiment
On anchorage 3, the first limit plate 51 and the second limit plate 52 are installed in the free end of the second extension bar 42, by 41 He of the first extension bar
Pull rod 2 links together and is connected on the first limit plate 51, then installs head part 22 on pull rod 2 for 1 set of hydraulic cylinder.
Then turn casing 612 adjusts the length of entire support rod 61, so that the lower end of support rod 61 is contradicted on the ground, finally exist
Suitable a small range fine tuning keeps the second hook ring 65 corresponding with the first hook ring 64, and the both ends of spring 62 are hooked on the first hook ring
64 and second on hook ring 65, enable support component 6 to place on the ground more stable, guarantee the accurate of testing result
Property.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (5)
1. a kind of anchor rod drawing instrument, including axially hollow hydraulic cylinder (1), the pull rod (2) being threaded through in hollow hydraulic cylinder (1) with
And the anchorage (3) for being threadedly coupled with anchor bolt, it is provided with extension bar (4) between the pull rod (2) and anchorage (3) and adjusts
The regulating device (5) of extension bar (4) length, the extension bar (4) include the first extension bar (41) being connected on hydraulic cylinder (1)
With the second extension bar (42) connecting with anchorage (3), the regulating device (5) includes first connect with the first extension bar (41)
Limit plate (51) and the second limit plate (52) being connect with the second extension bar (42), it is characterised in that: first limit plate
(51) it is additionally provided with below support component (6), is provided with hinged seat (63), institute on the lower surface of first limit plate (51)
Support component (6) is stated to be hinged on hinged seat (63)；The support component (6) include at least two support rods (61) and with support
The consistent hinged seat of bar (61) quantity (63), the support rod (61) include the connecting rod (611) being hinged on hinged seat (63)
With the casing (612) for being set in connecting rod (611) separate hinged seat (63) one end, the connecting rod (611) is far from hinged seat
(63) one end is provided with external screw thread, and described sleeve pipe (612) inner wall is provided with internal screw thread, the connecting rod (611) and casing
(612) it is together by a threaded connection；The support rod (61) and hinged seat (63) are set as three, and along the first limit plate
(51) circumferencial direction of lower surface is uniformly distributed；The support component (6) further includes spring (62), second extension bar (42)
The lower end of outer wall is provided with the first hook ring (64), and described sleeve pipe is provided with corresponding with the first hook ring (64) second on (612)
Hook ring (65), the both ends of the spring (62) are hooked on respectively on the first hook ring (64) and the second hook ring (65).
2. a kind of anchor rod drawing instrument according to claim 1, it is characterised in that: the one of the close ground of described sleeve pipe (612)
End is provided with rubber pad (66).
3. a kind of anchor rod drawing instrument according to claim 1, it is characterised in that: also wrapped on the outer wall of described sleeve pipe (612)
It is covered with anti-slip layer (67).
4. a kind of anchor rod drawing instrument according to claim 1, it is characterised in that: second limit plate (52) is opening court
To the U-board of the first limit plate (51), adjusting cavity is formed between first limit plate (51) and the second limit plate (52), it is described
It is connected on the lower surface of first limit plate (51) the first adjusting nut (53), the second limit plate (52) upper surface is connected with
Second adjusting nut (54), first extension bar (41) are connected to the first adjusting nut far from the threaded one end of hydraulic cylinder (1)
(53) on, second extension bar (42) is connected on the second adjusting nut (54) far from the one end of anchorage (3).
5. a kind of anchor rod drawing instrument according to claim 1, it is characterised in that: the anchorage (3) and the second extension bar
(42) one end connected is equipped with whorl brace rod, and the end of second extension bar (42) is provided with matches with whorl brace rod (31)
The threaded hole of conjunction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821469319.9U CN208984455U (en) | 2018-09-07 | 2018-09-07 | A kind of anchor rod drawing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821469319.9U CN208984455U (en) | 2018-09-07 | 2018-09-07 | A kind of anchor rod drawing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208984455U true CN208984455U (en) | 2019-06-14 |
Family
ID=66783610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821469319.9U Active CN208984455U (en) | 2018-09-07 | 2018-09-07 | A kind of anchor rod drawing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208984455U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733896A (en) * | 2020-06-01 | 2020-10-02 | 葛洲坝集团试验检测有限公司 | Axial drawing test device and method for all-terrain anchor rod |
-
2018
- 2018-09-07 CN CN201821469319.9U patent/CN208984455U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111733896A (en) * | 2020-06-01 | 2020-10-02 | 葛洲坝集团试验检测有限公司 | Axial drawing test device and method for all-terrain anchor rod |
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