CN108972868A - A kind of grout sleeve and its application method - Google Patents
A kind of grout sleeve and its application method Download PDFInfo
- Publication number
- CN108972868A CN108972868A CN201810944129.6A CN201810944129A CN108972868A CN 108972868 A CN108972868 A CN 108972868A CN 201810944129 A CN201810944129 A CN 201810944129A CN 108972868 A CN108972868 A CN 108972868A
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- Prior art keywords
- grout
- sleeve
- screw
- sleeve body
- cylinder
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B17/00—Details of, or accessories for, apparatus for shaping the material; Auxiliary measures taken in connection with such shaping
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a kind of grout sleeve and its application methods, are related to built-in fitting field, including sleeve body, and one end of the sleeve body is connected with connector drum, and the diameter of the connector drum is less than the diameter of sleeve body；The other end of the sleeve body is connected with end cap, offers screw thread in the end cap and connector drum；Grout hole is offered in the sleeve body, and grouting cylinder is connected in the sleeve body and plasma discharge cylinder, the grouting cylinder and plasma discharge cylinder are connected to grout hole；Groove and fin are alternately provided on the side wall of the grout hole, after screw-thread steel is placed in grout hole, there are the gaps of grouting between screw-thread steel and grout hole side wall；Groove and fin are arranged alternately on the side wall of grout hole, to increase the connection between high-strength mortar and sleeve body and high-strength mortar and screw-thread steel, so as to increase the transmitting of power between high-strength mortar and sleeve body, consequently facilitating the connection to screw-thread steel, consequently facilitating the use of grout sleeve.
Description
Technical field
The present invention relates to built-in fitting fields, more specifically, being related to a kind of grout sleeve and its application method.
Background technique
Prefabricated concrete structure building is built using industrialization technology, and main components are prefabricated in the factory production, is arrived
These prefabricated concrete components are mounted and connected behind scene integral, grout sleeve is one kind of precast concrete.
The prior art can refer to the Chinese invention patent that Authorization Notice No. is CN104533021B, and which disclose one kind
The full grout sleeve of screw-thread steel connection, including two-stage grouting sleeve, respectively the first grout sleeve and the second grout sleeve, first
Grout sleeve is equipped with plasma discharge hole, and two-stage grouting sleeve is connected through a screw thread or by connection sleeve connection, two-stage grouting set
Cylinder is fixedly connected by the grouting material in grout sleeve with connected screw-thread steel, and the outer diameter of two-stage grouting sleeve is different, two sections of fillings
It starches sleeve and the full grout sleeve of stair-stepping detachable is connected by straight thread or taper thread, two-stage grouting sleeve passes through grafting
Rotate helicitic texture connection.
But the grout sleeve is after use, the inner wall of the grout sleeve is more gentle, thus the grouting set after grouting
Cylinder is not high with the bonding strength of screw-thread steel, to be not easy to the use of the grout sleeve.
Summary of the invention
In view of the deficiencies of the prior art, the present invention intends to provide a kind of grout sleeve, its advantage is that filling
Setting groove and fin in sleeve is starched, so as to the connection between strengthened thread steel and mortar and grout sleeve and mortar,
Consequently facilitating the use to grout sleeve.
To achieve the above object, the present invention provides the following technical scheme that a kind of grout sleeve, including sleeve body, institute
The one end for stating sleeve body is connected with connector drum, and the diameter of the connector drum is less than the diameter of sleeve body；
The other end of the sleeve body is connected with end cap, offers screw thread in the end cap and connector drum；
Grout hole is offered in the sleeve body, and grouting cylinder and plasma discharge cylinder, the grouting cylinder are connected in the sleeve body
It is connected to grout hole with plasma discharge cylinder；
Groove and fin are alternately provided on the side wall of the grout hole, after screw-thread steel is placed in grout hole, screw-thread steel and filling
There are the gaps of grouting between slurry hole side wall.
By using above-mentioned technical proposal, it is arranged alternately groove and fin on the side wall of grout hole, to increase high-strength sand
Slurry and the connection between sleeve body and high-strength mortar and screw-thread steel, so as to increase between high-strength mortar and sleeve body
The transmitting of power, consequently facilitating the connection to screw-thread steel, consequently facilitating the use of grout sleeve.
The present invention is further arranged to: the section of the fin is isosceles trapezoid.
By using above-mentioned technical proposal, the section of fin is isosceles trapezoid, so as to make the two sides of fin with it is high-strength
Mortar uniformly contacts, consequently facilitating the connection between high-strength mortar and sleeve body, consequently facilitating screw-thread steel is spliced, from
And it is convenient for sleeve body transmission force, consequently facilitating the use of sleeve body.
The present invention is further arranged to: the height of the fin is 0.25mm.
By using above-mentioned technical proposal, fin height is 0.25mm, adjacent convex so as to enter high-strength mortar
In the groove of rib, consequently facilitating increasing the connection of high-strength mortar and screw-thread steel, consequently facilitating the use of sleeve body.
The present invention is further arranged to: the sidewall slope of the groove is arranged and the two side walls of groove are mutually perpendicular to.
By using above-mentioned technical proposal, the two side walls of groove are orthogonal, consequently facilitating high-strength mortar and sleeve sheet
Connection between body, consequently facilitating between high-strength mortar and sleeve body power transmitting, consequently facilitating the use of sleeve body.
The present invention is further arranged to: the intracorporal threaded hole of connecting cylinder offers buffering close to one end of grout hole
Slot, the dashpot are connected to grout hole.
By using above-mentioned technical proposal, dashpot is set in threaded hole, is screwed in threaded hole convenient for screw-thread steel, thus just
In connection of the sleeve body to two screw-thread steels, consequently facilitating the use of sleeve body.
The present invention is further arranged to: the grout hole is provided with link slot, the link slot close to one end of dashpot
The smooth setting of side wall；
The plasma discharge cylinder is located at the link slot of grout hole and is connected to link slot.
By using above-mentioned technical proposal, smooth setting in link slot, so as to make in high-strength mortar and link slot
Wall abuts, consequently facilitating the connection of the high-strength mortar in the high-strength mortar and grout hole in link slot, to improve sleeve body
The connection of interior high-strength mortar and sleeve body, consequently facilitating the use of sleeve body.
The present invention is further arranged to: being provided with step surface in the plasma discharge cylinder and in grouting cylinder.
By using above-mentioned technical proposal, it is provided with step surface in plasma discharge cylinder, consequently facilitating pipeline is put into plasma discharge cylinder,
Consequently facilitating the slip casting into sleeve body.
The present invention is further arranged to: the connector drum smoothly transits with sleeve body.
It by using above-mentioned technical proposal, smoothly transits between connector drum and sleeve body, to reduce connector drum
Stress between sleeve body, consequently facilitating the connection between connector drum and sleeve body.
Another object of the present invention is to provide a kind of grout sleeve application methods, its advantage is that can be convenient for grouting set
Cylinder is carried out using consequently facilitating the splicing of the workpiece after the completion of pouring.
To achieve the above object, the present invention provides the following technical scheme that a kind of application method of grout sleeve, including with
Lower step:
Step 1: in the sealing ring of the outer wall socket taper of connecting cylinder, so that the lesser one end in the section of sealing ring is far from sleeve
Ontology；Screw-thread steel is screwed in connecting cylinder, the lesser one end in sealing ring section is abutted with the side wall of screw-thread steel, one end of screw-thread steel
It is connected to the bottom end of dashpot；
Step 2: the equal grafting pipeline on grouting cylinder and plasma discharge cylinder, so that pipeline is respectively and in corresponding grouting cylinder and plasma discharge cylinder
Step surface abut；In the top grafting pipe plug of pipeline；
Step 3: several grout sleeves being fixed on and are poured in mold so that grout sleeve far from connection sleeve one end with pour
Build mold fitting；Grouting cylinder and plasma discharge cylinder on grout sleeve are bonded with another side wall on casting mold；
Step 4: sealed plunger, sealed plunger and grout sleeve grafting are bolted on pouring mold；
Step 5: it to pouring casting concrete in mold, after pouring and being poured in mold, is vibrated with vibrator；
Step 6: the bolt on rotatory sealing plunger, to make between sealed plunger and formwork for placing that there are gaps；
Step 7: the mold that pours after the completion of pouring is placed in steam-cured furnace and carries out steam-cured, after steam curing, removes complete
Portion's template；
Step 8: being inserted into screw-thread steel into cushion cap, and screw-thread steel is made to extend cushion cap surface, and limitting casing is arranged on cushion cap, limit
Position frame surrounds screw-thread steel in limitting casing, and mortar is injected into limitting casing, forms bedding mortar；
Step 9: the workpiece poured is sling, and makes the sleeve body for the workpiece sling towards screw-thread steel so that screw-thread steel with
The workpiece grafting sling, workpiece are connected on cushion cap；
Step 10: injecting mortar in the sleeve body into workpiece, so that screw-thread steel is fixed with sleeve body.
By using above-mentioned technical proposal, grout sleeve is arranged in formwork for placing, so that the workpiece after the completion of pouring
It can be convenient for and the screw-thread steel grafting on cushion cap；By being in the milk, cylinder injects mortar into sleeve body, to make mortar and sleeve
Ontology and screw-thread steel are fixed together, consequently facilitating workpiece is connected on cushion cap.
The present invention is further arranged to: bedding mortar with a thickness of 10mm in the step 8.
Through the above technical solutions, screed is arranged on cushion cap, consequently facilitating will be exposed at the screw-thread steel on the outside of cushion cap with
Cushion cap is fixedly connected, consequently facilitating workpiece is fixed on cushion cap.
In conclusion the invention has the following advantages:
1. groove and fin are arranged alternately on the side wall of grout hole, to increase high-strength mortar and sleeve body and high-strength sand
Connection between slurry and screw-thread steel, so as to increase the transmitting of power between high-strength mortar and sleeve body, consequently facilitating to spiral shell
The connection of line steel, consequently facilitating the use of grout sleeve；
2. the section of fin is isosceles trapezoid, so as to contact the two sides of fin uniformly with high-strength mortar, consequently facilitating high
Connection between strength mortar and sleeve body, consequently facilitating screw-thread steel is spliced, consequently facilitating sleeve body transmission force, from
And it is convenient for the use of sleeve body；
3. the two side walls of groove are orthogonal, consequently facilitating the connection between high-strength mortar and sleeve body, consequently facilitating high
The transmitting of power between strength mortar and sleeve body, consequently facilitating the use of sleeve body；
4. being arranged grout sleeve in formwork for placing, the workpiece after the completion of pouring is convenient for and the screw thread on cushion cap
Steel grafting；By being in the milk, cylinder injects mortar into sleeve body, so that mortar is made to be fixed together with sleeve body and screw-thread steel,
Consequently facilitating workpiece is connected on cushion cap.
Detailed description of the invention
Fig. 1 is the overall schematic for embodying the present embodiment；
Fig. 2 is the diagrammatic cross-section for embodying the present embodiment；
Fig. 3 is the schematic diagram for embodying step surface；
Fig. 4 is the schematic diagram for embodying dashpot and link slot；
Fig. 5 is the enlarged diagram for embodying the portion A in Fig. 4.
In figure: 1, sleeve body；11, grout hole；111, groove；112, fin；113, link slot；12, be in the milk cylinder；13,
Plasma discharge cylinder；131, step surface；2, connector drum；21, dashpot；3, end cap.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.The wherein identical appended drawing reference of identical components
It indicates.It should be noted that word "front", "rear" used in the following description, "left", "right", "up" and "down" refer to it is attached
Direction in figure, word " bottom surface " and " top surface ", "inner" and "outside" are referred respectively to towards or away from geometric center of specific component
Direction.
Embodiment 1: a kind of grout sleeve as depicted in figs. 1 and 2, including sleeve body 1, is fixed in 1 one end of sleeve body
Connector drum 2 and be fixed in the end cap 3 of 1 other end of sleeve body；Grout hole 11 is offered in sleeve body 1, on end cap 3
Threaded hole is offered, end cap 3 is connected to by threaded hole with grout hole 11.Two screw-thread steels connect with end cap 3 and connector drum 2 respectively
It connects, to make sleeve body 1 connect two sections of screw-thread steels, consequently facilitating both ends screw-thread steel is attached, consequently facilitating by sleeve
Ontology 1 is fixed；By injecting high-strength mortar into grout hole 11, to make high-strength mortar mix with screw-thread steel, to increase
Increase the connection between strength mortar and screw-thread steel, consequently facilitating the use of sleeve body 1.
Grouting cylinder 12 is connected in sleeve body 1 at proximal cover 3, is connected with plasma discharge at separate end cap 3 in sleeve body 1
Cylinder 13；Through-hole is provided on grouting cylinder 12 and plasma discharge cylinder 13, grouting cylinder 12 and plasma discharge cylinder 13 are connected to grout hole 11；Be in the milk cylinder
12 with to be provided with step surface 131(as shown in Figure 3 in plasma discharge cylinder 13).
It is respectively provided with step surface 131 on grouting cylinder 12 and plasma discharge cylinder 13, to make on insertion grouting cylinder 12 and plasma discharge cylinder 13
Pipeline is abutted with step surface 131, consequently facilitating limiting to pipeline, is entered in grout hole 11 to reduce pipeline, thus
Convenient for being in the milk into sleeve body 1.
It is as shown in Figure 4 that grout hole 11 in grouting cylinder 12 is provided with link slot 113(at plasma discharge cylinder 13), link slot
113 side wall is smooth to be arranged and is connected to plasma discharge cylinder 13, and groove 111(such as Fig. 5 institute is alternately provided on the side wall of grout hole 11
Show) and fin 112(it is as shown in Figure 5)；The section of fin 112 is that the side of isosceles trapezoid and fin 112 far from grout hole 11 is
The lesser side in section, the elongated surfaces intersection of the two side walls of groove 111 and vertical；The height of fin 112 is 0.25mm.
The inner wall of grout hole 11 is arranged alternately groove 111 and fin 112, so as to the company convenient for increase and high-strength mortar
It connects；The section of fin 112 is isosceles trapezoid and height is 0.25mm, so as to keep the two sides of fin 112 and high-strength mortar equal
Even contact, so as to the transmitting convenient for power between high-strength mortar and sleeve body 1.
Connector drum 2 is hexahedron structure (being not limited to regular hexahedron), is provided with threaded hole, spiral shell in connector drum 2
It is as shown in Figure 4 that pit close to one end of sleeve body 1 is provided with dashpot 21(), dashpot 21 is connected to link slot 113；Connection
The area of section of cylinder 2 is less than the area of section of sleeve body 1, and connector drum 2 smoothly transits with sleeve body 1.
Dashpot 21 is set in connector drum 2 and dashpot 21 is connected to link slot 113, to be connected in connector drum 2
When screw-thread steel, the air in connector drum 2 can be discharged, consequently facilitating the connection of connector drum 2 and screw-thread steel.
It uses principle: both ends screw-thread steel is screwed in respectively in connection sleeve and end cap 3, so that the screw thread being connect with end cap 3
Steel abuts on the bottom wall of link slot 113, plugs pipeline respectively on be in the milk cylinder 12 and plasma discharge cylinder 13, injects into grouting cylinder 12 high
The air in grout hole 11 can be discharged in strength mortar, plasma discharge cylinder 13, consequently facilitating injecting height into sleeve body 1 from grouting cylinder 12
Strength mortar.
In sleeve body 1 high-strength mortar hardening after, high-strength mortar in grout hole 11 fin 112 and groove 111 match
It closes, to increase the contact of high-strength mortar with 11 inner wall of grout hole, to increase the power between high-strength mortar and sleeve lining
Transmitting, consequently facilitating the use of sleeve body 1.
A kind of embodiment 2: application method of grout sleeve, comprising the following steps:
Step 1: in the sealing ring of the outer wall socket taper of connecting cylinder, so that the lesser one end in the section of sealing ring is far from sleeve
Ontology 1；Screw-thread steel is screwed in connecting cylinder, the lesser one end in sealing ring section is abutted with the side wall of screw-thread steel, and the one of screw-thread steel
End is connected to the bottom end of dashpot 21.
Step 2: the equal grafting pipeline on grouting cylinder 12 and plasma discharge cylinder 13 so that pipeline respectively with corresponding grouting cylinder 12
It is abutted with the step surface 131 in plasma discharge cylinder 13；In the top grafting pipe plug of pipeline, pipe plug is rubber stopper, and the shape of pipe plug is cone
Shape, and the lesser one end in section is towards pipeline.
Step 3: several grout sleeves being fixed on and are poured in mold, so that the one end of grout sleeve far from connection sleeve
It is bonded with mold is poured；Grouting cylinder 12 and plasma discharge cylinder 13 on grout sleeve are bonded with another side wall on casting mold.
Step 4: sealed plunger, sealed plunger and grout sleeve grafting are provided on pouring mold, sealed plunger is rubber
Rubber plug is provided with bolt on sealed plunger, and sealed plunger is fixedly connected by bolt with casting mold.
Step 5: it to pouring casting concrete in mold, after pouring and being poured in mold, is shaken with vibrator
It smashes.
Step 6: the bolt on rotatory sealing plunger, to make between sealed plunger and formwork for placing that there are gaps.
Step 7: the mold that pours after the completion of pouring is placed in steam-cured furnace and carries out steam-cured, after steam curing, tears open
Except whole templates, while it is detached from sealed plunger and sleeve body 1.
Step 8: being inserted into screw-thread steel into cushion cap, and screw-thread steel is made to extend cushion cap surface, and limit is arranged on cushion cap
Frame, limitting casing surround screw-thread steel in limitting casing, inject mortar into limitting casing, form bedding mortar, bedding mortar it is big
It is small equal with the cross-sectional sizes of the workpiece poured；Bedding mortar with a thickness of 10mm.
Step 9: the workpiece poured is sling, and makes the sleeve body 1 for the workpiece sling towards screw-thread steel, so that spiral shell
Line steel and the workpiece grafting sling；Workpiece is connected on cushion cap.
Step 10: injecting mortar in the sleeve body 1 into workpiece, so that screw-thread steel and sleeve body 1 are fixed.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of grout sleeve, including sleeve body (1), it is characterised in that: one end of the sleeve body (1) is connected with connection
Cylinder (2), the diameter of the connector drum (2) are less than the diameter of sleeve body (1)；
The other end of the sleeve body (1) is connected with end cap (3), offers spiral shell in the end cap (3) and connector drum (2)
Line；
It is offered grout hole (11) in the sleeve body (1), grouting cylinder (12) and plasma discharge is connected on the sleeve body (1)
Cylinder (13), the grouting cylinder (12) and plasma discharge cylinder (13) are connected to grout hole (11)；
Groove (111) and fin (112) alternately are provided on the side wall of the grout hole (11), screw-thread steel is placed on grout hole
(11) after in, there are the gaps of grouting between screw-thread steel and grout hole (11) side wall.
2. a kind of grout sleeve according to claim 1, it is characterised in that: the section of the fin (112) is isosceles ladder
Shape.
3. a kind of grout sleeve according to claim 1, it is characterised in that: the height of the fin (112) is 0.25mm.
4. a kind of grout sleeve according to claim 1, it is characterised in that: the sidewall slope of the groove (111) is arranged
And the two side walls of groove (111) are mutually perpendicular to.
5. a kind of grout sleeve according to claim 1, it is characterised in that: the threaded hole in the connector drum (2) leans on
One end of nearly grout hole (11) offers dashpot (21), and the dashpot (21) is connected to grout hole (11).
6. a kind of grout sleeve according to claim 5, it is characterised in that: the grout hole (11) is close to dashpot (21)
One end be provided with link slot (113), the smooth setting of side wall of the link slot (113)；
The plasma discharge cylinder (13) is located at the link slot (113) of grout hole (11) and is connected to link slot (113).
7. a kind of grout sleeve according to claim 6, it is characterised in that: in the plasma discharge cylinder (13) and be in the milk cylinder (12)
Inside it is provided with step surface (131).
8. a kind of grout sleeve according to claim 1, it is characterised in that: the connector drum (2) and sleeve body (1)
It smoothly transits.
9. a kind of application method for a kind of grout sleeve described in claim 1-8, which is characterized in that including following step
It is rapid:
Step 1: in the sealing ring of the outer wall socket taper of connecting cylinder, so that the lesser one end in the section of sealing ring is far from sleeve
Ontology (1)；Screw-thread steel is screwed in connecting cylinder, the lesser one end in sealing ring section is abutted with the side wall of screw-thread steel, screw-thread steel
One end is connected to the bottom end of dashpot (21)；
Step 2: the equal grafting pipeline in grouting cylinder (12) and plasma discharge cylinder (13) so that pipeline respectively with corresponding grouting cylinder
(12) step surface (131) and in plasma discharge cylinder (13) abuts；In the top grafting pipe plug of pipeline；
Step 3: several grout sleeves being fixed on and are poured in mold so that grout sleeve far from connection sleeve one end with pour
Build mold fitting；Grouting cylinder (12) and plasma discharge cylinder (13) on grout sleeve are bonded with another side wall on casting mold；
Step 4: sealed plunger, sealed plunger and grout sleeve grafting are bolted on pouring mold；
Step 5: it to pouring casting concrete in mold, after pouring and being poured in mold, is vibrated with vibrator；
Step 6: the bolt on rotatory sealing plunger, to make between sealed plunger and formwork for placing that there are gaps；
Step 7: the mold that pours after the completion of pouring is placed in steam-cured furnace and carries out steam-cured, after steam curing, removes complete
Portion's template；
Step 8: being inserted into screw-thread steel into cushion cap, and screw-thread steel is made to extend cushion cap surface, and limitting casing is arranged on cushion cap, limit
Position frame surrounds screw-thread steel in limitting casing, and mortar is injected into limitting casing, forms bedding mortar；
Step 9: the workpiece poured is sling, and makes the sleeve body (1) for the workpiece sling towards screw-thread steel, so that screw thread
Steel and the workpiece grafting sling, workpiece are connected on cushion cap；
Step 10: injecting mortar in the sleeve body (1) into workpiece, so that screw-thread steel and sleeve body (1) are fixed.
10. a kind of application method of grout sleeve according to claim 9, it is characterised in that: bed course in the step 8
Mortar with a thickness of 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944129.6A CN108972868A (en) | 2018-08-18 | 2018-08-18 | A kind of grout sleeve and its application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810944129.6A CN108972868A (en) | 2018-08-18 | 2018-08-18 | A kind of grout sleeve and its application method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108972868A true CN108972868A (en) | 2018-12-11 |
Family
ID=64553652
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810944129.6A Pending CN108972868A (en) | 2018-08-18 | 2018-08-18 | A kind of grout sleeve and its application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108972868A (en) |
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| CN203113627U (en) * | 2013-01-25 | 2013-08-07 | 深圳市现代营造科技有限公司 | Nodular cast iron grout sleeve for connecting longitudinal steel bars |
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| CN104533022A (en) * | 2014-12-12 | 2015-04-22 | 广西科技大学 | Reinforcement sleeve and template connecting structure |
| CN105839857A (en) * | 2016-05-27 | 2016-08-10 | 成都建工工业化建筑有限公司 | Rigid connecting type half-grouting sleeve connector |
| CN206233468U (en) * | 2016-11-25 | 2017-06-09 | 北京汇丰鸿信科技有限公司 | Casting grout sleeve grouting mouth/thick liquid discharge mouth connecting structure |
| CN206512927U (en) * | 2017-01-11 | 2017-09-22 | 宁波锦伟建筑扣件制造有限公司 | The attachment structure of grout sleeve and reinforcing bar |
| CN207211526U (en) * | 2017-07-12 | 2018-04-10 | 高明民 | A kind of reinforced concrete grouting branch sleeve |
| CN207332121U (en) * | 2017-09-15 | 2018-05-08 | 中建机械洛阳有限公司 | A kind of PC components grout sleeve fixation kit |
| CN108265629A (en) * | 2018-02-01 | 2018-07-10 | 上海市政工程设计研究总院（集团）有限公司 | A kind of half grouting reinforced steel coupling sleeve of prefabricated assembled column |
| CN208830128U (en) * | 2018-08-18 | 2019-05-07 | 青岛天赢智能工业股份有限公司 | A kind of grout sleeve |
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- 2018-08-18 CN CN201810944129.6A patent/CN108972868A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203113627U (en) * | 2013-01-25 | 2013-08-07 | 深圳市现代营造科技有限公司 | Nodular cast iron grout sleeve for connecting longitudinal steel bars |
| CN104234326A (en) * | 2014-09-12 | 2014-12-24 | 中国中建设计集团有限公司 | Precast concrete member connected by straight thread and pier head lock anchor grouting sleeve, and method for assembling same |
| CN104533022A (en) * | 2014-12-12 | 2015-04-22 | 广西科技大学 | Reinforcement sleeve and template connecting structure |
| CN105839857A (en) * | 2016-05-27 | 2016-08-10 | 成都建工工业化建筑有限公司 | Rigid connecting type half-grouting sleeve connector |
| CN206233468U (en) * | 2016-11-25 | 2017-06-09 | 北京汇丰鸿信科技有限公司 | Casting grout sleeve grouting mouth/thick liquid discharge mouth connecting structure |
| CN206512927U (en) * | 2017-01-11 | 2017-09-22 | 宁波锦伟建筑扣件制造有限公司 | The attachment structure of grout sleeve and reinforcing bar |
| CN207211526U (en) * | 2017-07-12 | 2018-04-10 | 高明民 | A kind of reinforced concrete grouting branch sleeve |
| CN207332121U (en) * | 2017-09-15 | 2018-05-08 | 中建机械洛阳有限公司 | A kind of PC components grout sleeve fixation kit |
| CN108265629A (en) * | 2018-02-01 | 2018-07-10 | 上海市政工程设计研究总院（集团）有限公司 | A kind of half grouting reinforced steel coupling sleeve of prefabricated assembled column |
| CN208830128U (en) * | 2018-08-18 | 2019-05-07 | 青岛天赢智能工业股份有限公司 | A kind of grout sleeve |
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Application publication date: 20181211 |
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| RJ01 | Rejection of invention patent application after publication |