CN209799172U - Fixing structure of reinforcing steel bar - Google Patents
Fixing structure of reinforcing steel bar Download PDFInfo
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- CN209799172U CN209799172U CN201920141346.1U CN201920141346U CN209799172U CN 209799172 U CN209799172 U CN 209799172U CN 201920141346 U CN201920141346 U CN 201920141346U CN 209799172 U CN209799172 U CN 209799172U
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- sleeve
- reinforcing bar
- mounting
- fixing structure
- block
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Abstract
The utility model discloses a fixed knot of reinforcing bar constructs, relate to fixed building field, be difficult to be fixed in the problem on other objects to the reinforcing bar, the following technical scheme is provided, a fixed knot of reinforcing bar constructs, sleeve including the connecting reinforcement tip, telescopic inner space sets up to the toper, the one end of sleeve stiff end sets up to the stiff end, the one end of sleeve steel bar link sets up to the steel bar link, be equipped with the pocket block that is used for the fixed reinforcement in the sleeve, the pocket block sets up to split type, the pocket block is equipped with the elastic component towards telescopic stiff end opening part, telescopic stiff end is connected with the mounting, the surface of mounting is equipped with the link, the mounting passes through link and muffjoint, the surface of mounting is equipped with the through-hole that is fixed in other objects with the mounting, reach.
Description
Technical Field
The utility model relates to a fixed building field, more specifically say, it relates to a fixed knot of reinforcing bar constructs.
Background
The connecting mode of reinforcing bars mainly has ligature overlap joint, mechanical connection, sleeve pipe grout connection and welding, wherein through the telescopic connecting method of reinforcing bar owing to can arrange intensive department homoenergetic nimble operation at narrow and small place reinforcing bar, be convenient for connect and the construction, and reinforcing bar connecting sleeve is prefabricated in the mill, and pollution-free, the no naked light operation during the construction operation has advantages such as environmental protection and safety concurrently.
Chinese patent with application number CN200820187916.2 discloses a steel bar connecting sleeve, mainly comprises two toper sleeves, connecting block, fixed plate and spring, and two toper telescopic major diameter one end link together, and the centre is equipped with the fixed plate, and two toper telescopic inner chambers are equipped with the connecting block of toper form respectively, and the terminal surface of connecting block passes through the spring to be connected with the fixed plate.
Although above-mentioned steel bar connection sleeve can be to connecting the reinforcing bar, when need fixing the reinforcing bar, this adapter sleeve lacks the structure of fixing the reinforcing bar to other objects, need be with the help of other structures, causes the inconvenience of construction.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a fixed knot of reinforcing bar constructs has the advantage of being fixed in the reinforcing bar on other objects.
in order to achieve the above purpose, the utility model provides a following technical scheme:
The utility model provides a fixed knot of reinforcing bar constructs, includes the sleeve of connecting reinforcement tip, telescopic inner space sets up to the toper, the one end of sleeve stiff end sets up to the stiff end, the one end of sleeve bar connection end sets up to the bar connection end, be equipped with the cover stock that is used for fixed reinforcement in the sleeve, the cover stock sets up to split type, the cover stock is equipped with the elastic component towards telescopic stiff end opening part, telescopic stiff end is connected with the mounting, the surface of mounting is equipped with the link, the mounting passes through link and muffjoint, the surface of mounting is equipped with the through-hole on being fixed in other objects with the mounting.
By adopting the technical scheme, the reinforcing steel bar passes through the sleeve block in the process of being inserted into the sleeve, the sleeve block extrudes the elastic piece to move towards the direction of the fixing piece after being subjected to the force of the reinforcing steel bar towards the direction of the fixing piece, the pressure of the outer surface of the sleeve block from the inner wall of the sleeve is reduced due to the increase of the inner diameter of the sleeve in the moving process of the sleeve block, so that the distance between the sleeve block and the sleeve block is increased, the inner diameter of a space formed by the sleeve block in a surrounding mode is increased, when the inner diameter of the sleeve block in the surrounding mode is larger than the diameter of the cross section of the reinforcing steel bar, the reinforcing steel bar penetrates through the inner space surrounded by the sleeve block and the elastic piece along the length direction of the elastic piece, when the end part of the reinforcing steel bar is abutted against the fixing piece, the end part of the reinforcing steel bar stops moving in the sleeve, the reinforcing steel bar stops continuously applying force to the sleeve block, the elastic piece also stops applying, so that the sleeve block is blocked in the gap between the inner wall of the sleeve and the steel bar.
When the steel bar generates a movement trend of separating from the sleeve, the static friction force between the sleeve block and the steel bar prevents the steel bar from separating; in addition, the separation of reinforcing bar drives the nest block and moves towards the less opening part of sleeve internal diameter, and the nest block has reduced the pressure to the elastic component at this in-process, and the elastic component is for restoring original state reverse to exert the power towards the less opening part of sleeve internal diameter to the nest block, and the contact of nest block and reinforcing bar is inseparabler under the effect of sleeve inner wall for the reinforcing bar is inside when producing the telescopic motion trend of leaving fixed more firm to it. Because the fixing piece is provided with the through hole, the fixing piece can be fixed on other objects in a mode of connecting a bolt in the through hole or nailing, and therefore the fixation of the steel bar on the surface of the object is achieved.
preferably, the inner surface of the sleeve block is provided with a limiting bulge matched with the surface of the steel bar.
Adopt above-mentioned technical scheme, spacing arch matches with the cross rib on reinforcing bar surface, and friction when spacing arch has increased the contact of nested piece inner wall and reinforcing bar on the one hand has increased the resistance that the reinforcing bar breaks away from the sleeve space, and on the other hand spacing arch contacts with the cross rib on reinforcing bar surface, and spacing arch exerts rather than the power that moves opposite direction to the cross rib to hinder the reinforcing bar to break away from in the sleeve.
Preferably, the limiting protrusions are arranged in plurality along the length direction of the sleeve block.
By adopting the technical scheme, the limiting bulges are matched with the transverse ribs on the surface of the steel bar by arranging the plurality of limiting bulges, so that the limiting effect on the movement of the steel bar in the sleeve is increased in the contact process of the surface of the steel bar and the limiting bulges; on the other hand, the contact area between the sleeve and the steel bar is increased, so that the friction force generated by the inner surface of the sleeve to the steel bar is increased, the resistance when the steel bar leaves the sleeve is increased, and the separation of the end part of the steel bar from the sleeve is limited.
Preferably, the sleeve block is provided with 2 blocks in the sleeve along the circumferential direction of the inner space of the sleeve.
Adopt above-mentioned technical scheme, can realize through 2 collets that the sleeve encloses the change adjustment of closing the inner space that forms, 2 collets are because the motion space of horizontal direction is limited in the sleeve, can carry out inseparable contact with the reinforcing bar, for setting up the collets more than 2, 2 collets have reduced the collets probability of staggering the overlapping in the sleeve, make the collets more firm to the fixed of reinforcing bar in the sleeve, reduce the probability that the reinforcing bar breaks away from in the sleeve.
Preferably, the connection between the connecting end of the fixing piece and the sleeve is a threaded connection.
By adopting the technical scheme, the connection between the fixing piece and the sleeve is detachable, so that a user can assemble the steel bars on a construction site conveniently, namely the steel bars are assembled immediately, and the situations that the excessive pre-connected steel bars cause waste and the too little pre-connected steel bars influence the construction progress are reduced; threaded connection self-locking performance between the connecting end of the fixing piece and the sleeve is good, and stability of connection between the fixing piece and the sleeve is improved, so that connection between the reinforcing steel bar and the fixing piece is firmer.
Preferably, the connecting end of the fixing piece is provided with a groove matched with the connecting end of the reinforcing steel bar.
Adopt above-mentioned technical scheme, the recess provides the position of contact when the tip of reinforcing bar contacts through the link of sleeve with the mounting for the tip of reinforcing bar, the tip of reinforcing bar falls into the inner space of recess when the tip of reinforcing bar contacts at the link surface of mounting, when the tip of reinforcing bar takes place relative movement at the link surface of mounting, the lateral wall of recess is applyed rather than the effort that the direction of motion is opposite to the side surface of reinforcing bar tip, prevent that the reinforcing bar breaks away from the tip surface of mounting, it is more stable to make the connection of reinforcing bar and mounting, thereby the probability that the reinforcing bar drops from the mounting in connection process has been reduced, the fixed stability of reinforcing bar has been strengthened.
Preferably, the elastic member is provided as a spring.
By adopting the technical scheme, the middle part of the spring provides a movement space for the end part of the reinforcing steel bar to enter the sleeve to be contacted with the end surface of the fixing piece, and pressure is generated on the side surface of the end part of the reinforcing steel bar after the end part of the reinforcing steel bar enters the sleeve, so that the fixation of the sleeve to the end part of the reinforcing steel bar is enhanced; the spring can be set as a stainless steel pressure spring and other springs with higher bearing performance, the spring is utilized to have higher bearing axial pressure, the deformation energy of the spring is stored under the combined action of the sleeve block and the fixing piece, and when the end part of the reinforcing steel bar generates a movement trend of separating from the sleeve in the sleeve, the deformation energy of the spring is immediately converted into the kinetic energy of the sleeve block, so that the sleeve block is in contact with the reinforcing steel bar in a reinforcing way, and the fixing of the end part of the reinforcing steel bar is enhanced.
Preferably, the outer surface of the sleeve block is sleeved with a fastener along the circumferential direction of the sleeve block.
Adopt above-mentioned technical scheme, split type cover block closes through enclosing of each part and plays the restriction to the side of reinforcing bar tip, and the fastener plays the restriction state to the surface of cover block, makes each part of cover block keep enclosing the state of closing, and the contact area of increase cover block internal surface and reinforcing bar tip side has reduced the probability that the cover block staggers in the sleeve for the cover block is more firm to the fixed of reinforcing bar tip in the sleeve, reduces the probability that the reinforcing bar breaks away from in the sleeve.
Preferably, the fastener is provided as a rubber ring or a plastic molded ring.
Adopt above-mentioned technical scheme, the reversible deformation of rubber circle and plastic part all makes it have higher elasticity, and the nested piece is at the in-process that moves along with the reinforcing bar towards the direction of sleeve stiff end, because the increase of sleeve internal diameter, the force that the sleeve inner wall was applyed on the reinforcing bar surface also reduces thereupon, and the elasticity of fastener makes the space that the nested piece encloses to close be the changeable space of elasticity to make the nested piece keep the tight hoop state to the reinforcing bar, strengthened the fastening action of nested piece to the reinforcing bar.
To sum up, the utility model discloses following beneficial effect has:
1. Through the through hole formed in the surface of the fixing piece, the steel bar connected with the fixing structure can be fixed on other objects;
2. the two sleeve blocks are arranged to fill the gap between the inner wall of the sleeve and the steel bar, so that the sleeve blocks are more tightly connected with the steel bar when the steel bar generates a movement trend of separating from the sleeve, and the probability that the steel bar falls from the sleeve is prevented;
3. The connecting part of the fixing part is provided with the groove, so that the displacement of the end part of the reinforcing steel bar in the fixing part is limited, the fixing of the reinforcing steel bar and the fixing part is more stable, and the stability of the connection between the reinforcing steel bars is enhanced.
Drawings
Fig. 1 is the utility model relates to a fixed knot of reinforcing bar constructs's schematic structure.
Fig. 2 is the utility model relates to a telescopic structure schematic diagram in fixed knot of reinforcing bar constructs.
Fig. 3 is the utility model relates to a mounting's schematic structure view in fixed knot of reinforcing bar constructs.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: sleeve 1, collets 2, spring 3, mounting 4, link 5, recess 6, through-hole 7, spacing arch 8.
The utility model provides a fixed knot of reinforcing bar constructs, as shown in fig. 1 and fig. 2, includes the sleeve, and telescopic inner space sets up to the toper, is equipped with the nested piece in the sleeve, and the nested piece is provided with two along the circumference of sleeve inner space, and two nested pieces surround in the sleeve and form the shape that matches with sleeve inner space, and the inner wall of nested piece is equipped with the spacing arch with the cross rib assorted on reinforcing bar surface, and spacing arch is provided with a plurality ofly along telescopic length direction.
As shown in fig. 3, the opening part of the sleeve fixed end is connected with a fixing part, the surface of the fixing part is provided with a connecting end, the fixing part is connected with the sleeve through the connecting end, the outer surface of the connecting end is provided with a thread protrusion, and the opening part of the sleeve fixed end is provided with a thread groove meshed with the thread protrusion. The end part of the connecting end, which is far away from the fixing piece, is provided with a groove, and the inner space of the groove is matched with the end part of the reinforcing steel bar. The surface of the fixing piece is provided with a through hole for fixing the fixing piece on other objects such as a wall body.
The sleeve is internally provided with a spring along the length direction, one end of the spring is in contact with the sleeve block, and one end of the spring, which is far away from the sleeve block, is abutted against the surface of the connecting end.
When the fixing structure is used for fixedly connecting reinforcing steel bars, a sleeve block is placed in a sleeve from an opening of a fixed end of the sleeve, the sleeve block is matched with the inner space of the sleeve, a spring is placed in the position, close to the opening of the fixed end of the sleeve, the sleeve is sleeved on a connecting end of a fixing piece, the sleeve is rotated to enable the inner wall of the sleeve to be in threaded connection with the connecting end, the fixing structure is fixed on other objects through fixing modes such as nailing in a through hole or screwing a bolt after the sleeve and the connecting end are screwed, the reinforcing steel bars are inserted from the opening with the smaller inner diameter of the sleeve along the axial length direction of the sleeve after prefabrication of the fixing structure is completed, when the reinforcing steel bars are abutted against the connecting end in the sleeve, the fixing of the reinforcing steel bars and the fixing piece are completed; when the reinforcing steel bar in the fixed knot structure needs to be taken out, rotate the sleeve on the link in order to remove the fixed between mounting and the sleeve, take out spring and nest block in proper order to remove the fixed to the reinforcing steel bar, can take out the reinforcing steel bar.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a fixed knot of reinforcing bar constructs, includes the sleeve of connecting reinforcement tip, telescopic inner space sets up to the toper, the one end of sleeve stiff end sets up to the stiff end, the one end of sleeve bar connection end sets up to bar connection end, be equipped with the cover block that is used for fixed reinforcement in the sleeve, the cover block sets up to split type, the cover block is equipped with elastic component, its characterized in that towards telescopic stiff end opening part: the telescopic stiff end is connected with the mounting, the surface of mounting is equipped with the link, the mounting passes through link and muffjoint, the surface of mounting is equipped with the through-hole that is fixed in the mounting on other objects.
2. A reinforcing bar fixing structure as defined in claim 1, wherein: and the inner surface of the sleeve block is provided with a limiting bulge matched with the surface of the steel bar.
3. A reinforcing bar fixing structure as defined in claim 2, wherein: the limiting protrusions are arranged in a plurality along the length direction of the sleeve block.
4. A reinforcing bar fixing structure as defined in claim 3, wherein: the sleeve block is provided with 2 along the circumference of the space in the sleeve.
5. a reinforcing bar fixing structure as defined in claim 1, wherein: the connection between the connecting end of the fixing piece and the sleeve is in threaded connection.
6. A reinforcing bar fixing structure as defined in claim 1, wherein: the connecting end of the fixing piece is provided with a groove matched with the connecting end of the steel bar.
7. A reinforcing bar fixing structure as defined in claim 1, wherein: the elastic member is provided as a spring.
8. A reinforcing bar fixing structure as defined in claim 1, wherein: the outer surface of the sleeve block is sleeved with a fastener along the circumferential direction of the sleeve block.
9. A reinforcing bar fixing structure as defined in claim 8, wherein: the fastener is arranged to be a rubber ring or a plastic molding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141346.1U CN209799172U (en) | 2019-01-24 | 2019-01-24 | Fixing structure of reinforcing steel bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920141346.1U CN209799172U (en) | 2019-01-24 | 2019-01-24 | Fixing structure of reinforcing steel bar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209799172U true CN209799172U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920141346.1U Active CN209799172U (en) | 2019-01-24 | 2019-01-24 | Fixing structure of reinforcing steel bar |
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| CN (1) | CN209799172U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962866A (en) * | 2021-02-08 | 2021-06-15 | 佩克建筑配件(张家港)有限公司 | Expansion connecting sleeve group for reinforcing steel bar end and using method thereof |
-
2019
- 2019-01-24 CN CN201920141346.1U patent/CN209799172U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112962866A (en) * | 2021-02-08 | 2021-06-15 | 佩克建筑配件(张家港)有限公司 | Expansion connecting sleeve group for reinforcing steel bar end and using method thereof |
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