CN219121908U - Pre-buried sleeve pipe resistance to plucking performance detection device - Google Patents
Pre-buried sleeve pipe resistance to plucking performance detection device Download PDFInfo
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- CN219121908U CN219121908U CN202223538284.9U CN202223538284U CN219121908U CN 219121908 U CN219121908 U CN 219121908U CN 202223538284 U CN202223538284 U CN 202223538284U CN 219121908 U CN219121908 U CN 219121908U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The present disclosure provides a pre-buried sleeve resistance to plucking performance detection device, include: a clamp; the embedded sleeve is provided with an internal thread and an external thread; the round sleeve is arranged in the clamp and is used for being screwed with external threads of the embedded sleeve so as to connect the embedded sleeve in the clamp; the pulling head is used for being in threaded connection with the internal thread of the embedded sleeve, and the pulling head is used for pulling the pulling head so as to apply force towards the outer side direction of the clamp to the embedded sleeve, and then the pulling resistance of the embedded sleeve is detected. According to the scheme, the clamp is used as the carrier of the embedded sleeve, the scheme that the concrete standard test piece or the finished product is used as the carrier of the embedded sleeve in the existing detection means is replaced, the pulling resistance performance of the embedded sleeve can be detected rapidly, the detection efficiency is improved, and time and labor are saved.
Description
Technical Field
The disclosure relates to the technical field of pre-buried sleeve quality detection, in particular to a pre-buried sleeve anti-pulling performance detection device.
Background
According to the design function requirement, most precast concrete components at home and abroad need to be provided with embedded parts, wherein the embedded sleeve is a common embedded part, the quality of the embedded sleeve in the current market is uneven, and the special detection device for the pulling resistance of the embedded sleeve of a maturation-free system cannot detect whether the pulling resistance of the embedded sleeve meets the design requirement before embedding.
The current method for detecting the pulling resistance of the embedded sleeve comprises the following steps: embedding the embedded sleeve into a precast concrete member, and detecting the drawing force of the embedded sleeve through a pulling-resistant instrument; the method has hysteresis on the detection of the embedded sleeve, and if the embedded sleeve is damaged in the detection process, the pulling resistance does not meet the design requirement, and the prefabricated concrete member is scrapped.
The device can realize the detection of the pulling resistance of the embedded sleeve before embedding, improves the detection efficiency of the pulling resistance of the embedded sleeve, and reduces the rejection rate of the precast concrete member.
It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide a pre-buried sleeve pulling resistance detection device, which at least overcomes the problems of delay, low detection efficiency and high component rejection rate of the existing pre-buried sleeve pulling detection caused by the limitations and defects of the related technology to a certain extent.
Other features and advantages of the present disclosure will be apparent from the following detailed description, or may be learned in part by the practice of the disclosure.
The present disclosure provides a pre-buried sleeve resistance to plucking performance detection device, include: a clamp;
the embedded sleeve is provided with an internal thread and an external thread;
the round sleeve is arranged in the clamp and is used for being screwed with external threads of the embedded sleeve so as to connect the embedded sleeve in the clamp;
the pulling head is used for being in threaded connection with the internal thread of the embedded sleeve, and the pulling head is used for pulling the pulling head so as to apply force towards the outer side direction of the clamp to the embedded sleeve, and then the pulling resistance of the embedded sleeve is detected.
Optionally, the fixture includes: a first section, a second section;
the first subsection is connected with the second subsection in a detachable mode, and the first subsection is connected with the second subsection and used for fixing the round sleeve in a clamping mode between the first subsection and the second subsection.
Optionally, the first part and the second part are detachably connected through bolts.
Optionally, a clamping hole is reserved on the side wall of the round sleeve; reserving fixing holes on the first subsection and/or the second subsection; the clamping hole corresponds to the fixing hole and is coaxial with the fixing hole; the clamp sequentially passes through the fixing hole and the clamping hole through the bolt to be clamped and fixed on the round sleeve.
Optionally, when the first part is connected with the second part, a mounting through hole is formed at the connection part of the first part and the second part; the inside diameter of installation through-hole with the external diameter adaptation of round sleeve, round sleeve is placed the inside of installation through-hole, the axis of joint hole with the axis collineation of fixed orifices.
Optionally, the anti-pulling device is rotationally connected with the drawing head, an external thread is arranged on the outer side of the drawing head, and the external thread is used for being in threaded connection with the internal thread of the embedded sleeve.
Optionally, the drawing head includes: a switching block and a screw block; the anti-pulling instrument comprises: a hydraulic pulling rod;
the adapter block is rotationally connected with the hydraulic pulling rod, and the screw block is rotationally connected with the adapter block; the screw joint block is provided with external threads, and the screw joint block is in screw joint with the internal threads of the embedded sleeve through the external threads.
Optionally, the anti-pulling instrument further includes: drawing the shell and the supporting block;
the support block is fixed at the end part of the anti-pulling instrument shell, the hydraulic pulling rod penetrates through the support block and is in sliding connection with the support block, the end part of the hydraulic pulling rod extends to the outer side of the support block, the switching block is positioned at the outer side of the support block, and the hydraulic pulling rod can drive the support block to move to the inner part of the pulling shell;
the supporting block is connected with the first end face of the clamp, and the round sleeve is arranged in the clamp through the first end face.
Optionally, the circular sleeve includes: a first sleeve segment and a second sleeve segment;
after the first sleeve block and the second sleeve block are arranged in the clamp, the end face of the first sleeve block is in contact with the end face of the second sleeve block, and the positions of the end face and the end face of the second sleeve block are fixed; screw holes are arranged in the middle of the assembly formed by the first sleeve block and the second sleeve block, and are used for being connected with external threads of the embedded sleeve in a screwed mode, and then the embedded sleeve is connected into the clamp.
The present disclosure provides a pre-buried sleeve resistance to plucking performance detection device, include: a clamp; the embedded sleeve is provided with an internal thread and an external thread; the round sleeve is arranged in the clamp and is used for being screwed with external threads of the embedded sleeve so as to connect the embedded sleeve in the clamp; the pulling head is used for being in threaded connection with the internal thread of the embedded sleeve, and the pulling head is used for pulling the pulling head so as to apply force towards the outer side direction of the clamp to the embedded sleeve, and then the pulling resistance of the embedded sleeve is detected. According to the scheme, the clamp is used as the carrier of the embedded sleeve, the scheme that the finished concrete member is used as the carrier of the embedded sleeve in the existing detection means is replaced, the pulling resistance performance of the embedded sleeve can be detected rapidly, the detection efficiency is improved, and the member rejection rate is reduced.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the disclosure and together with the description, serve to explain the principles of the disclosure. It will be apparent to those of ordinary skill in the art that the drawings in the following description are merely examples of the disclosure and that other drawings may be derived from them without undue effort.
Fig. 1 schematically illustrates a schematic diagram of a disassembly structure of an apparatus for detecting pull-out resistance of a pre-buried sleeve according to an exemplary embodiment of the present disclosure.
Fig. 2 schematically illustrates a schematic diagram of a disassembly structure of another pre-buried sleeve pullout resistance detection apparatus in an exemplary embodiment of the present disclosure.
Fig. 3 schematically illustrates a structural diagram of the pull-out resistance gauge in an exemplary embodiment of the present disclosure.
Fig. 4 schematically illustrates an overall structure of an apparatus for detecting pull-out resistance of a pre-buried sleeve according to an exemplary embodiment of the present disclosure.
Fig. 5 schematically illustrates a schematic diagram of a separation structure of an anti-pulling performance detection device for an embedded sleeve and a plug in an exemplary embodiment of the disclosure.
Fig. 6 schematically illustrates a structural schematic of a round sleeve in an exemplary embodiment of the present disclosure.
Fig. 7 schematically illustrates a structural diagram of a first subsection in an exemplary embodiment of the present disclosure.
Fig. 8 schematically illustrates a schematic structure of an embedded sleeve in an exemplary embodiment of the present disclosure.
Fig. 9 schematically illustrates a connection structure of a joint block and a screw block in an exemplary embodiment of the present disclosure.
Reference numerals: 1. the device comprises a fixture, a pre-embedded sleeve, a round sleeve, a pulling head, a pulling-resistant instrument, a first part, a second part, a clamping hole, a fixing hole, a bolt, a rotating block, a screwing block, a hydraulic pulling rod, a pulling housing, a supporting block and a supporting block.
Detailed Description
Example embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments may be embodied in many forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will configure the example embodiments
And will fully convey the concept to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Furthermore, the drawings are merely schematic illustrations of the present disclosure and are not necessarily drawn to scale. The same reference numerals in the drawings denote the same or similar parts, and thus a repetitive description thereof will be omitted. Some of the block diagrams shown in the figures are functional entities and need not necessarily be physically or logically implemented
The individual entities correspond. These functional entities may be implemented in software or in one or more hardware modules or integrated circuits or in different networks and/or processor devices and/or microcontroller devices.
The block diagrams depicted in the figures are merely functional entities and do not necessarily correspond to physically separate entities. That is, these functional entities may be implemented in software, or in one or more
These functional entities may be implemented in a number of hardware modules or integrated circuits or in different network and/or processor devices and/or microcontroller devices.
The flow diagrams depicted in the figures are exemplary only, and do not necessarily include all of the elements and operations/steps, nor must they be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the order of actual execution may be changed according to actual situations.
After the embedded sleeve in the 0 precast concrete member is embedded into the member, the detection of the pulling resistance is required when the 28d age is reached, so that the quality assurance of the member in the use process is ensured. However, after the 28d age, the sleeve pulling resistance is detected, so that the problem that the detection result cannot guide production in time occurs.
The utility model provides a problem of pre-buried sleeve pipe resistance to plucking detection time lag is mainly solved, whether technical index that the pre-buried sleeve pipe was advanced the factory can reach the design requirement, avoids unqualified pre-buried sleeve pipe to flow into production line, causes the quality hidden danger in time, 5 quick, accurate judgement.
The current method for detecting the pulling resistance of the embedded sleeve comprises the following steps: embedding the embedded sleeve into a precast concrete member, and detecting the drawing force of the embedded sleeve through a pulling-resistant instrument; the method has hysteresis on the detection of the embedded sleeve, and if the embedded sleeve is damaged in the detection process, the pulling resistance does not meet the design requirement, and the prefabricated concrete member is scrapped.
The present disclosure provides a pre-buried sleeve resistance to plucking performance detection device, include: a clamp 1; the embedded sleeve 2 is provided with an internal thread and an external thread; the round sleeve 3 is arranged in the clamp 1 and is used for being screwed with external threads of the embedded sleeve 2 so as to connect the embedded sleeve 2 in the clamp 1; the pulling head 4 is used for being in threaded connection with the internal thread of the embedded sleeve 2, the pulling head 4 is used for pulling the pulling head 4, so that force towards the outer side direction of the clamp 1 is applied to the embedded sleeve 2, and the pulling resistance of the embedded sleeve 2 is detected.
In this example embodiment, see fig. 1-9 for the anti-pulling performance of the pre-buried sleeve 2 of short-term test, promote the efficiency and the quality of detection, propose this patent this kind of anchor clamps 1 of short-term test pre-buried sleeve 2 to use with anti-pulling instrument 5 is supporting, reaches swift efficient effect.
In the present exemplary embodiment, the detection device provided in the present application is composed of a fixture 1, a round sleeve 3, and a pull-out resistance instrument 5; specifically, firstly, a round sleeve 3 matched with the embedded sleeve 2 to be detected is selected, the round sleeve 3 is fixed in the clamp 1, the steel bolt 10 of the clamp 1 is inserted into a corresponding reserved hole, and finally all screws are fixed, so that the clamp 1 is assembled, and at the moment, the clamp 1 fixes the embedded sleeve 2 in the clamp 1. Then, screw in the circular sleeve 3 with the pre-buried sleeve 2 that needs to detect inside, screw in the pre-buried sleeve 2 with the screw thread internal rod of anti-pulling appearance 5 after screwing up, connect the anti-pulling test appearance, can carry out the detection of pre-buried sleeve 2 resistance to plucking.
In this example embodiment, the round sleeve 3 in the present application may select various round sleeves 3 with different specifications, and thus may be suitable for detecting the pullout resistance of all types of embedded sleeves 2; the internal threads of the round sleeve 3 clamped by the test clamp 1 can be customized according to the external threads of different embedded sleeves 2, and the test clamp can be installed in the external clamp 1 to realize the fastening effect of the clamp 1 on the embedded sleeves 2; it can be seen that: the utility model can rapidly detect the pulling resistance of the embedded sleeve 2, guide the production in time and effectively avoid the risk of quality hidden trouble caused by untimely detection of the embedded sleeve 2.
In one embodiment, the clamp 1 comprises: a first section 6, a second section 7; the first subsection 6 is detachably connected with the second subsection 7, and the first subsection 6 is connected with the second subsection 7 so as to be used for fixing the round sleeve 3 in a clamping manner between the first subsection 6 and the second subsection 7.
In this example embodiment, referring to fig. 1, the fixture 1 of the present application includes a first part 6 and a second part 7, where a plurality of through holes are formed in the first part 6, and a threaded blind hole is formed in the second part 7, and in the process of connecting the first part 6 with the second part 7, a long bolt may be used to pass through the through hole formed in the first part 6 and be screwed into the threaded blind hole formed in the second part 7, so as to connect the first part 6 with the second part 7.
In the present exemplary embodiment, when the first and second parts 6 and 7 of the jig 1 are assembled, the round sleeve 3 is previously placed in the hole between the first and second parts 6 and 7, and then, as the first and second parts 6 and 7 are locked, the round sleeve 3 may be clamped between the first and second parts 6 and 7. In order to avoid the round sleeve 3 being pulled out in the drawing process, a clamping hole 8 can be reserved on the side wall of the round sleeve 3, a mounting hole is formed in the first subsection 6, and after the first subsection 6 and the second subsection 7 are connected and assembled, the steel bolt 10 is used for penetrating through the mounting hole and is inserted into the clamping hole 8, so that the round sleeve 3 is prevented from being pulled out in the drawing process.
In one embodiment, the first subsection 6 is detachably connected to the second subsection 7 by means of bolts. By adopting the connection mode, after the drawing test is finished, the first subsection 6 and the second subsection 7 can be quickly disassembled, the circular sleeve 3 can be directly taken out of the clamp 1, the embedded sleeves 2 of other types can be conveniently and directly arranged between the first subsection 6 and the second subsection 7, other testers can dismantle the embedded sleeves 2 from the circular sleeve 3 aside, the circular sleeve 3 to be detected, which is provided with the embedded sleeves 2, can be connected in the clamp 1 again for test, and the detection efficiency can be effectively improved.
In a specific embodiment, a clamping hole 8 is reserved on the side wall of the round sleeve 3; fixing holes 9 are reserved on the first subsection 6 and/or the second subsection 7; the clamping holes 8 correspond to the fixing holes 9 in position and are coaxial; the clamp 1 sequentially passes through the fixing hole 9 and the clamping hole 8 through the bolt 10 to clamp and fix the round sleeve 3.
It can be understood that in the actual detection process, each set of the fixture 1 may be configured with a plurality of circular sleeves 3, and the plurality of circular sleeves 3 are recycled, for example, three circular sleeves 3, namely, a circular sleeve 31, a circular sleeve 32 and a circular sleeve 33; the circular sleeve 31 is clamped in the clamp 1, the circular sleeve 31 is in threaded connection with the embedded sleeve 21, in the process of detecting and testing the embedded sleeve 21, an inspector is used for screwing the embedded sleeve 22 in the circular sleeve 32, meanwhile, the embedded sleeve 23 is in threaded connection with the circular sleeve 33, after the process of detecting and testing the embedded sleeve 21 is finished, the circular sleeve 31 is taken out of the clamp 1, the circular sleeve 32 is directly installed in the clamp 1, and the test of the embedded sleeve 22 is carried out; the inspector can take out the embedded sleeve 21 in the circular sleeve 31 in the inspection process of the embedded sleeve 22, so that the inspection efficiency of the inspection device can be effectively improved.
In one embodiment, when the first subsection 6 is connected with the second subsection 7, a mounting through hole is formed at the connection part of the first subsection 6 and the second subsection 7; the inside diameter of installation through-hole with the external diameter adaptation of circle sleeve 3, circle sleeve 3 is placed the inside of installation through-hole, the axis of joint hole 8 with the axis collineation of fixed orifices 9. So set up, can be convenient for after circular sleeve 3 and anchor clamps 1 assembly are accomplished, insert steel bolt 10 in the mounting hole, and the tip joint of steel bolt 10 is in joint hole 8, so can be with circular sleeve 3 joint in anchor clamps 1, specifically, can be with circular sleeve 3 joint in the mounting through-hole.
In a specific embodiment, the anti-pulling device 5 is rotatably connected with the pulling head 4, and an external thread is provided on the outer side of the pulling head 4 and is used for being screwed with an internal thread of the embedded sleeve 2.
In this example embodiment, before using, can pass through the external screw thread spiro union that rotates pull head 4 and then pull head 4 in the internal screw thread of pre-buried sleeve pipe 2 to realize the spiro union of pull head 4 and pre-buried sleeve pipe 2, and then be convenient for resist and pull out appearance 5 and pull out pre-buried sleeve pipe 2 through pull head 4, in order to realize the tensile detection of pulling out to pre-buried sleeve pipe 2.
In one embodiment, the drawing head 4 comprises: a joint block 11 and a screw block 12; the pull-out resistance instrument 5 includes: a hydraulic pulling rod 13; the adapter block 11 is rotationally connected with the hydraulic pulling rod 13, and the screw block is rotationally connected with the adapter block 11; the screw-on block is provided with external threads, and the screw-on block is in screw-on connection with the internal threads of the embedded sleeve 2 through the external threads.
In this example embodiment, the adapter block 11 is rotationally connected with the screw block 12, specifically, a limiting hole may be formed in the adapter block 11, the end of the screw block 12 is inserted into the limiting hole, and the screw block 12 may rotate relative to the clamping block, and the limiting hole is used to limit the end of the screw block 12, so as to avoid the end of the screw block 12 from being separated from the limiting hole. Of course, an inverse taper groove clamping structure may also be adopted, as shown in fig. 9, the top end of the adapter block 11 is connected with the bottom end of the hydraulic pulling rod 13, the end of the adapter block 11 is provided with an inverse taper groove, the bottom of the inverse taper groove is communicated with the bottom of the adapter block 11, the end of the screw block 12 is provided with a taper clamping block, and the bottom end of the adapter block 11 passes through the bottom of the inverse taper groove and extends to the outer side of the bottom of the screw block 12. In this way, a rotationally coupled arrangement of the adapter piece 11 and the screw piece 12 can also be realized without influencing the upward force exerted by the adapter piece 11 on the screw piece 12.
In a specific embodiment, the pull-out resistance gauge 5 further includes: a drawing housing 14, a support block 15; the supporting block 15 is fixed at the end part of the shell of the anti-pulling instrument 5, the hydraulic pulling rod 13 penetrates through the supporting block 15 and is in sliding connection with the supporting block 15, the end part of the hydraulic pulling rod 13 extends to the outer side of the supporting block 15, the adapter block 11 is positioned at the outer side of the supporting block 15, and the hydraulic pulling rod 13 can drive the supporting block 15 to move to the inner part of the pulling shell 14; the support block 15 is connected with a first end surface 16 of the clamp 1, and the round sleeve 3 is arranged in the clamp 1 through the first end surface 16.
In this example embodiment, during the use process, the supporting block 15 is connected to the first end surface 16, specifically, may be connected by bolts, that is, a threaded blind hole is formed in the first end surface 16, and a through hole is formed in the supporting block 15, that is, the supporting block 15 may be connected to the first end surface 16 by bolts.
In this exemplary embodiment, the anti-pulling device 5 described in the present application may be obtained by direct purchase, for example, a structure in which a hydraulic cylinder drives a hydraulic rod to move, for example, the hydraulic cylinder is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion or swinging motion, the hydraulic cylinder is basically composed of a cylinder barrel, a cylinder cover, a piston rod, a sealing device, a buffering device, and an exhaust device, and the hydraulic cylinder is generally composed of main parts such as a rear end cover, a cylinder barrel, a piston rod, a piston assembly, and a front end cover; in order to prevent oil from leaking outside the hydraulic cylinder or from a high-pressure cavity to a low-pressure cavity, sealing devices are arranged between the cylinder barrel and the end cover, between the piston and the piston rod, between the piston and the cylinder barrel, and between the piston rod and the front end cover, and a dustproof device is arranged outside the front end cover; in order to prevent the piston from striking the cylinder cover when rapidly retreating to the stroke end, the end part of the hydraulic cylinder is also provided with a buffer device; sometimes an exhaust is also provided. The structure of the pull-out resistance gauge 5 is not limited in the present application.
In one embodiment, the circular sleeve 3 comprises: a first sleeve segment 17, a second sleeve segment 18; after the first sleeve block 17 and the second sleeve block 18 are arranged in the clamp 1, the end face of the first sleeve block 17 is in contact with the end face of the second sleeve block 18, and the positions of the end face and the end face of the second sleeve block are fixed; the middle part of the assembly formed by the first sleeve block 17 and the second sleeve block 18 is provided with a threaded hole for being in threaded connection with the external thread of the embedded sleeve 2, so that the embedded sleeve 2 is connected in the clamp 1.
In this exemplary embodiment, referring to fig. 6, by setting the round sleeve 3 as the first sleeve block 17 and the second sleeve block 18, after the drawing test of the embedded sleeve 2 is completed, the round sleeve 3 is taken out from the fixture 1, and then the embedded sleeve 2 is taken out from the round sleeve 3, at this time, the round sleeve 3 can be manually separated under the action of the clamping force of the fixture 1, and then the embedded sleeve 2 located in the round sleeve 3 can be directly taken out, which is simple and convenient.
In this example embodiment, in the test process, the corresponding round sleeve 3 is selected according to the specification of the embedded sleeve 2, then the round sleeve 3 is placed in the clamp 1 and the clamp 1 is locked, then the embedded sleeve 2 is screwed in the round sleeve 3, the screw block 12 is rotated, the screw block 12 is screwed in the embedded sleeve 2, then the supporting block 15 is connected to the first end face 16 of the clamp 1, the anti-pulling instrument 5 is controlled to work, the anti-pulling instrument 5 drives the rotating block 11 to move upwards, the rotating block 11 drives the screw block 12 to move upwards, and because the screw block 12 is screwed with the embedded sleeve 2, at this time, the screw block 12 applies a force towards the outer side of the clamp 1 to the embedded sleeve 2, and after a certain time, if the embedded sleeve 2 is intact, the quality of the embedded sleeve 2 is proved to be qualified. It should be noted that the magnitude and duration of the applied force may be set according to the parameters of the embedded sleeve 2 or the use requirement in the actual inspection process, for example, a force of 50N may be applied for 3min, etc., which is not limited in this application.
In this example embodiment, the present disclosure provides a pre-buried sleeve resistance to plucking performance detection device, including: a clamp 1; the embedded sleeve 2 is provided with an internal thread and an external thread; the round sleeve 3 is arranged in the clamp 1 and is used for being screwed with external threads of the embedded sleeve 2 so as to connect the embedded sleeve 2 in the clamp 1; the pulling head 4 is used for being in threaded connection with the internal thread of the embedded sleeve 2, the pulling head 4 is used for pulling the pulling head 4, so that force towards the outer side direction of the clamp 1 is applied to the embedded sleeve 2, and the pulling resistance of the embedded sleeve 2 is detected. The utility model provides a concrete standard test piece or finished product in the current detection means has been replaced through anchor clamps 1 as pre-buried sleeve's carrier, can short-term test pre-buried sleeve's 2 resistance to plucking performance, promotes the efficiency of detection, labour saving and time saving.
Other embodiments of the disclosure will be apparent to those skilled in the art from consideration of the specification and practice of the disclosure disclosed herein. This application is intended to cover any adaptations, uses, or adaptations of the disclosure following, in general, the principles of the disclosure and including such departures from the present disclosure as come within known or customary practice within the art to which the disclosure pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope and spirit of the disclosure being indicated by the following claims.
It is to be understood that the present disclosure is not limited to the precise arrangements and instrumentalities shown in the drawings, and that various modifications and changes may be effected without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.
Claims (9)
1. The utility model provides a pre-buried sleeve pipe resistance to plucking performance detection device which characterized in that includes:
a clamp (1);
the embedded sleeve (2), wherein the embedded sleeve (2) is provided with an internal thread and an external thread;
the round sleeve (3) is arranged in the clamp (1) and is used for being screwed with external threads of the embedded sleeve (2) so as to connect the embedded sleeve (2) in the clamp (1);
the anti-pulling device comprises an anti-pulling device (5) with a pulling head (4), wherein the pulling head (4) is used for being in threaded connection with an internal thread of the embedded sleeve (2), the anti-pulling device (5) is used for pulling the pulling head (4) so as to apply force to the embedded sleeve (2) towards the outer side direction of the clamp (1), and then the anti-pulling performance of the embedded sleeve (2) is detected.
2. The pre-buried sleeve resistance to plucking performance detection device according to claim 1, characterized in that the clamp (1) comprises: a first section (6) and a second section (7);
the first subsection (6) is detachably connected with the second subsection (7), and the first subsection (6) is connected with the second subsection (7) and used for fixing the round sleeve (3) between the first subsection (6) and the second subsection (7) in a clamping mode.
3. The pre-buried sleeve pulling resistance detection device according to claim 2, wherein the first subsection (6) and the second subsection (7) are detachably connected through bolts.
4. The pre-buried sleeve pulling resistance detection device according to claim 3, wherein a clamping hole (8) is reserved on the side wall of the round sleeve (3); -reserving fixing holes (9) on the first (6) and/or second (7) sub-sections; the clamping holes (8) are coaxial and correspond to the fixing holes (9); the clamp (1) sequentially passes through the fixing hole (9) and the clamping hole (8) through the bolt (10) to be clamped and fixed on the round sleeve (3).
5. The pre-buried sleeve pulling resistance detection device according to claim 4, wherein when the first subsection (6) is connected with the second subsection (7), a mounting through hole is formed at the connection part of the first subsection (6) and the second subsection (7); the inner diameter of the installation through hole is matched with the outer diameter of the round sleeve (3), the round sleeve (3) is placed in the installation through hole, and the axis of the clamping hole (8) is collinear with the axis of the fixing hole (9).
6. The embedded sleeve anti-pulling performance detection device according to claim 1, wherein the anti-pulling instrument (5) is rotationally connected with the pulling head (4), and an external thread is arranged on the outer side of the pulling head (4) and is used for being in threaded connection with an internal thread of the embedded sleeve (2).
7. The pre-buried sleeve resistance to plucking performance detection device according to claim 6, characterized in that the drawing head (4) comprises: a switching block (11) and a screw block (12); the pull-out resistance instrument (5) comprises: a hydraulic pulling rod (13);
the adapter block (11) is rotationally connected with the hydraulic pulling rod (13), and the screw block is rotationally connected with the adapter block (11); the screw-on block is provided with external threads, and the screw-on block is in screw-on connection with the internal threads of the embedded sleeve (2) through the external threads.
8. The pre-buried sleeve resistance to plucking performance detection device according to claim 7, wherein the resistance to plucking instrument (5) further comprises: a drawing shell (14) and a supporting block (15);
the support block (15) is fixed at the end part of the shell of the anti-pulling instrument (5), the hydraulic pulling rod (13) penetrates through the support block (15) and is in sliding connection with the support block (15), the end part of the hydraulic pulling rod (13) extends to the outer side of the support block (15), the adapter block (11) is positioned at the outer side of the support block (15), and the hydraulic pulling rod (13) can drive the support block (15) to move to the inner part of the pulling shell (14);
the supporting block (15) is connected with a first end face (16) of the clamp (1), and the round sleeve (3) is arranged in the clamp (1) through the first end face (16).
9. The pre-buried sleeve resistance to plucking performance detection device according to claim 1, characterized in that the circular sleeve (3) comprises: a first sleeve segment (17) and a second sleeve segment (18);
after the first sleeve block (17) and the second sleeve block (18) are arranged in the clamp (1), the end face of the first sleeve block (17) is in contact with the end face of the second sleeve block (18) and is fixed in position; the middle part of the assembly formed by the first sleeve block (17) and the second sleeve block (18) is provided with a threaded hole for being in threaded connection with external threads of the embedded sleeve (2), so that the embedded sleeve (2) is connected into the clamp (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223538284.9U CN219121908U (en) | 2022-12-29 | 2022-12-29 | Pre-buried sleeve pipe resistance to plucking performance detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223538284.9U CN219121908U (en) | 2022-12-29 | 2022-12-29 | Pre-buried sleeve pipe resistance to plucking performance detection device |
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| CN219121908U true CN219121908U (en) | 2023-06-02 |
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| CN202223538284.9U Active CN219121908U (en) | 2022-12-29 | 2022-12-29 | Pre-buried sleeve pipe resistance to plucking performance detection device |
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| CN (1) | CN219121908U (en) |
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2022
- 2022-12-29 CN CN202223538284.9U patent/CN219121908U/en active Active
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