CN215907023U

CN215907023U - Concrete embedded anchor bolt

Info

Publication number: CN215907023U
Application number: CN202122409667.5U
Authority: CN
Inventors: 王梦晨; 杨雪; 顾辉军; 刘玖壮; 吴乐宁; 王�华
Original assignee: Shanghai General Construction Engineering Research Institute Co ltd; Shanghai Construction Machinery Testing Center Co ltd
Current assignee: Shanghai General Construction Engineering Research Institute Co ltd; Shanghai Construction Machinery Testing Center Co ltd
Priority date: 2021-10-08
Filing date: 2021-10-08
Publication date: 2022-02-25
Anticipated expiration: 2031-10-08

Abstract

The application discloses concrete embedded anchor relates to embedded bolt technical field, improves the problem that embedded anchor is vertical independent arrangement and causes embedded anchor's the limited ability of shearing, including crab-bolt cushion and connecting plate, the one end fixedly connected with crab-bolt shell of crab-bolt cushion, the crab-bolt inside groove has been seted up to the inside of crab-bolt shell, there is the screw thread post inside of crab-bolt shell through threaded connection, the thread groove has been seted up to the inside wall of crab-bolt inside groove, the screw thread post divide into fixed threaded rod and connecting threaded rod, fixed threaded rod passes through thread groove threaded connection in the crab-bolt shell, the lateral wall fixedly connected with connecting plate of crab-bolt cushion, the both sides fixedly connected with auxiliary anchor of crab-bolt cushion is kept away from to the connecting plate. This application is through the setting of connecting block and supplementary crab-bolt, when making the device tensile strength promote, hoisting device's ability of shearing.

Description

Concrete embedded anchor bolt

Technical Field

The application relates to the technical field of embedded bolts, in particular to a concrete embedded anchor bolt.

Background

In the construction process, in order to play the effect of connecting and fixing, the type of two or more crab-bolts of pre-buried in advance in concrete structure is generally adopted, improves structure atress ability.

However, most of the existing embedded bolts are vertically and independently arranged, so that the shearing resistance of the embedded bolts is limited.

SUMMERY OF THE UTILITY MODEL

In order to improve that the embedded anchor is vertical independent arrangement and causes the limited problem of shear resistance of embedded anchor, this application provides concrete embedded anchor.

The application provides concrete embedded anchor adopts following technical scheme:

the concrete embedded anchor comprises an anchor cushion block and a connecting plate, wherein one end of the anchor cushion block is fixedly connected with an anchor shell, an anchor inner groove is formed in the anchor shell, a threaded column is connected in the anchor shell through threads, a threaded groove is formed in the inner side wall of the anchor inner groove, the threaded column is divided into a fixed threaded rod and a connecting threaded rod, and the fixed threaded rod is connected in the anchor shell through the threaded groove and threads;

the lateral wall fixedly connected with connecting plate of crab-bolt cushion, the both sides fixedly connected with auxiliary anchor bolt of crab-bolt cushion is kept away from to the connecting plate.

Through adopting above-mentioned technical scheme, through the setting of connecting block and supplementary crab-bolt, when making the device tensile strength promote, hoisting device's ability of shearing through the cooperation of thread groove and screw thread post, but the screw thread post of same specification fixed threaded rod is changed to the staff's accessible, makes the device can the different specifications of adaptation equipment.

Optionally, supplementary crab-bolt includes supplementary cushion, auxiliary housing, supplementary inside groove, triangle inflation piece and supplementary inner core, supplementary cushion is pegged graft inside supplementary locating hole, supplementary cushion is close to the one end fixedly connected with auxiliary housing of crab-bolt shell, supplementary inside groove has been seted up to auxiliary housing inside, the one end fixedly connected with triangle inflation piece of supplementary cushion is kept away from to supplementary inside groove inside wall, the inside of supplementary inside groove is pegged graft and is had supplementary inner core, just supplementary inner core and supplementary inside groove looks adaptation.

Through adopting above-mentioned technical scheme, through the setting of supplementary crab-bolt, further hoisting device steadiness.

Optionally, a separation groove is formed in one end, away from the auxiliary cushion block, of the auxiliary shell.

Through adopting above-mentioned technical scheme, prevent as far as possible that the inflation effect is limited because of the integration of auxiliary housing causes.

Optionally, an expansion groove is formed in one side, close to the triangular expansion block, of the outer side wall of the auxiliary shell.

By adopting the technical scheme, the auxiliary shell expands uniformly, and the condition that the stress on each side is different is prevented as much as possible.

Optionally, one end, away from the auxiliary cushion block, of the auxiliary inner core is of a diamond structure, one side, close to the auxiliary cushion block, of the outer side wall of the triangular expansion block is fixedly connected with a polytetrafluoroethylene layer, and one side, away from the auxiliary cushion block, of the outer side wall of the triangular expansion block is fixedly connected with a rubber pad.

Through adopting above-mentioned technical scheme, prevent that supplementary inner core from droing after the inflation is accomplished.

Optionally, one end of the auxiliary inner core, which is far away from the triangular expansion block, is fixedly connected with a hammering plate.

Through adopting above-mentioned technical scheme, the lifting surface area of supplementary inner core when improving the hammering reduces the staff and constructs the degree of difficulty.

In summary, the present application includes at least one of the following benefits:

1. according to the device, the arrangement of the connecting block and the auxiliary anchor bolt enables the tensile resistance of the device to be improved and the shearing resistance of the device to be improved at the same time;

2. this application is through the cooperation of thread groove and screw thread post, and the staff accessible is changed different specification connecting threaded rod but the screw thread post of same specification fixed threaded rod, makes the equipment of the different specifications of device adaptation.

Drawings

FIG. 1 is a front cross-sectional structural schematic view of the present invention;

FIG. 2 is a perspective view of an anchor pad embodying the present invention;

FIG. 3 is a perspective view of the auxiliary anchor according to the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

Description of reference numerals: 1. an anchor bolt cushion block; 2. a connecting plate; 3. an anchor bolt housing; 4. an anchor bolt inner groove; 5. a threaded post; 501. fixing a threaded rod; 502. connecting a threaded rod; 6. a thread groove; 7. an auxiliary anchor bolt; 701. an auxiliary cushion block; 702. an auxiliary housing; 703. an auxiliary inner tank; 704. a triangular expansion block; 705. an auxiliary inner core; 8. a separation tank; 9. an expansion tank; 10. a polytetrafluoroethylene layer; 11. a rubber pad; 12. and (5) hammering the plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

Please refer to fig. 1 and 2, the concrete embedded anchor bolt comprises an anchor bolt cushion block 1 and a connecting plate 2, one end of the anchor bolt cushion block 1 is fixedly connected with an anchor bolt housing 3, an anchor bolt inner groove 4 is formed inside the anchor bolt housing 3, a threaded column 5 is connected inside the anchor bolt housing 3 through threads, a threaded groove 6 is formed in the inner side wall of the anchor bolt inner groove 4, the threaded column 5 is divided into a fixed threaded rod 501 and a connecting threaded rod 502, the fixed threaded rod 501 is connected in the anchor bolt housing 3 through the threads of the threaded groove 6, a worker can install the threaded column 5 in the anchor bolt housing 3 through the fixed threaded rod 501 in different specifications, the device can adapt to equipment with different specifications by replacing the threaded columns 5 of the fixed threaded rods 501 with different specifications, and then required equipment is fixedly connected with the anchor bolt through the connecting threaded rod 502.

Referring to fig. 1, 2 and 3, the outer side wall of the anchor bolt cushion block 1 is fixedly connected with a connecting plate 2, two sides of the connecting plate 2 far away from the anchor bolt cushion block 1 are fixedly connected with auxiliary anchor bolts 7, the connecting plate 2 fixedly connects the anchor bolts and the auxiliary anchor bolts 7, so that the auxiliary anchor bolts 7 simultaneously improve the tensile and shear resistance of the whole device, the auxiliary anchor bolts 7 comprise an auxiliary cushion block 701, an auxiliary outer shell 702, an auxiliary inner groove 703, a triangular expansion block 704 and an auxiliary inner core 705, one end of the auxiliary cushion block 701 near the anchor bolt outer shell 3 is fixedly connected with the auxiliary outer shell 702, the auxiliary inner groove 703 is formed inside the auxiliary outer shell 702, one end of the inner side wall of the auxiliary inner groove 703 far away from the auxiliary cushion block 701 is fixedly connected with the triangular expansion block 704, the auxiliary inner core 705 is inserted inside the auxiliary inner groove 703, after the primary positioning of the device is completed, one end of the auxiliary inner core 705 near the auxiliary cushion block 701 is hammered, so that one end of the auxiliary inner core 705 far away from the auxiliary cushion block 701 pushes the triangular expansion block 704, and then drive auxiliary housing 702 inflation, guarantee the device installation fastening as far as possible, and promote the tensile shear resistance of device, auxiliary housing 702 keeps away from the one end of auxiliary cushion block 701 and has seted up separating tank 8, when auxiliary housing 702 outwards expands, prevent as far as possible that auxiliary housing 702 integration from causing the inflation incomplete, auxiliary inner core 705 keeps away from the one end fixedly connected with hammering board 12 of triangle inflation piece 704, the hammering is in hammering board 12, improve the lifting surface area of auxiliary inner core 705 during the hammering, reduce the staff construction degree of difficulty, and auxiliary inner core 705 and auxiliary inner groove 703 looks adaptation.

Referring to fig. 1, 3 and 4, an expansion groove 9 is formed on one side of the outer side wall of the auxiliary housing 702 close to the triangular expansion block 704, and the auxiliary housing 702 expands outwards along the expansion groove 9.

Referring to fig. 1 and 4, one end of the auxiliary inner core 705 away from the auxiliary cushion block 701 is of a diamond structure, after the hammering auxiliary inner core 705 is close to one end of the auxiliary cushion block 701, one end of the auxiliary inner core 705 away from the auxiliary cushion block 701 pushes the triangular expansion block 704 outwards more easily, one side of the outer side wall of the triangular expansion block 704 close to the auxiliary cushion block 701 is fixedly connected with a polytetrafluoroethylene layer 10, when preliminary expansion is reduced, friction force between the auxiliary inner core 705 and the triangular expansion block 704 is reduced, one side of the outer side wall of the triangular expansion block 704 away from the auxiliary cushion block 701 is fixedly connected with a rubber pad 11, and after the auxiliary outer shell 702 expands to a preset diameter, friction force between the auxiliary inner core 705 and the triangular expansion block 704 is increased, and the auxiliary inner core 705 is prevented from falling off.

The implementation principle of the application is as follows: when the device is used, a worker firstly drills a hole in an anchor bolt installation place through a drilling machine and inserts the device to complete positioning, after the primary positioning of the device is completed, the anchor bolt and the auxiliary anchor bolt 7 are fixedly connected through the connecting plate 2, the integral tensile and shear resistance of the device is improved by the auxiliary anchor bolt 7, the hammering plate 12 is hammered, the stress area of the auxiliary inner core 705 during hammering is improved, one end, away from the auxiliary cushion block 701, of the auxiliary inner core 705 pushes the triangular expansion block 704 to further drive the auxiliary outer shell 702 to expand, the diamond-shaped end of the auxiliary inner core 705 firstly reduces the primary expansion through the good lubricating capacity of the polytetrafluoroethylene layer 10, the friction force between the auxiliary inner core 705 and the triangular expansion block 704 is reduced, after the auxiliary outer shell 702 is expanded to a preset diameter, the friction force between the auxiliary inner core 705 and the triangular expansion block 704 prevents the auxiliary inner core from falling off, the auxiliary outer shell 702 expands outwards along the expansion groove 9, through the setting of separating groove 8, when auxiliary casing 702 outwards expands, prevent as far as possible that auxiliary casing 702 integration from causing the inflation incomplete, after crab-bolt shell 3 and auxiliary crab-bolt 7 fixed mounting, staff's accessible fixed threaded rod 501 with the screw post 5 threaded mounting in crab-bolt shell 3, through changing the screw post 5 of different specification connecting threaded rod 502 but same specification fixed threaded rod 501, make the equipment of different specifications of adaptation, later pass through connecting threaded rod 502 and crab-bolt fixed connection with required equipment.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. Concrete embedded anchor, including crab-bolt cushion (1) and connecting plate (2), its characterized in that: one end of the anchor bolt cushion block (1) is fixedly connected with an anchor bolt shell (3), an anchor bolt inner groove (4) is formed in the anchor bolt shell (3), a threaded column (5) is connected in the anchor bolt shell (3) through threads, a threaded groove (6) is formed in the inner side wall of the anchor bolt inner groove (4), the threaded column (5) is divided into a fixed threaded rod (501) and a connecting threaded rod (502), and the fixed threaded rod (501) is connected in the anchor bolt shell (3) through the threaded groove (6) in a threaded manner;

the outer side wall fixedly connected with connecting plate (2) of crab-bolt cushion (1), both sides fixedly connected with auxiliary anchor bolt (7) of crab-bolt cushion (1) are kept away from in connecting plate (2).

2. The concrete embedded anchor according to claim 1, characterized in that: supplementary crab-bolt (7) are including supplementary cushion (701), auxiliary housing (702), supplementary inside groove (703), triangle inflation piece (704) and supplementary inner core (705), supplementary cushion (701) are pegged graft inside supplementary locating hole (202), one end fixedly connected with auxiliary housing (702) that supplementary cushion (701) are close to crab-bolt shell (3), supplementary inside groove (703) have been seted up in auxiliary housing (702), the one end fixedly connected with triangle inflation piece (704) of supplementary cushion (701) are kept away from to supplementary inside groove (703) inside wall, the inside of supplementary inside groove (703) is pegged graft and is had supplementary inner core (705), just supplementary inner core (705) and supplementary inside groove (703) looks adaptation.

3. The concrete embedded anchor according to claim 2, wherein: and a separation groove (8) is formed in one end, far away from the auxiliary cushion block (701), of the auxiliary shell (702).

4. The concrete embedded anchor according to claim 2, wherein: an expansion groove (9) is formed in one side, close to the triangular expansion block (704), of the outer side wall of the auxiliary shell (702).

5. The concrete embedded anchor according to claim 2, wherein: the one end that supplementary inner core (705) kept away from supplementary cushion (701) is the rhombus structure, one side fixedly connected with polytetrafluoroethylene layer (10) that triangle inflation piece (704) lateral wall is close to supplementary cushion (701), one side fixedly connected with rubber pad (11) that supplementary cushion (701) were kept away from to triangle inflation piece (704) lateral wall.

6. The concrete embedded anchor according to claim 2, wherein: one end of the auxiliary inner core (705), which is far away from the triangular expansion block (704), is fixedly connected with a hammering plate (12).