CN217079184U - Civil engineering expansion joint waterproof construction - Google Patents

Abstract

The utility model discloses a waterproof structure for an expansion joint of civil engineering, which comprises a waterproof cover, a threaded rod, a top rod and a plug. This civil engineering expansion joint waterproof structure, when in use, first assemble the waterproof structure, insert the threaded rod through the through hole on the bottom surface of the waterproof cover, so that the limit turning piece is located in the groove body, and then take the circlip and snap it into the card groove, The limit rotary piece is limited. At this time, the first hinge seat is fixedly installed on the bottom surface of the waterproof cover through the cooperation of the fixing bolts, and the assembly of the waterproof structure is completed. Then, the waterproof structure is installed, and the waterproof cover is placed on the structure. the outer side of the seam body, so that the top support mechanism is inserted into the seam body. At this time, the threaded rod is twisted through the hexagonal screw groove, and the threaded rod is rotated under the cooperation of the limit rotary plate and the circlip, and the threaded rod is rotated through the cooperation of the threaded kit and the support rod. , the mandrel is driven to rotate, so that the mandrel drives the plug to press against the inner wall of the slit body, thereby completing the installation of the waterproof cover.

Description

A civil engineering expansion joint waterproof structure

technical field

The utility model relates to the technical field of expansion joints, in particular to a waterproof structure for expansion joints in civil engineering.

Background technique

Building expansion joints, also known as expansion joints, refer to a structural joint set at an appropriate position along the direction of the construction joints of buildings or structures in order to prevent structural cracks or damage to the structure due to climatic temperature changes (thermal expansion, cold contraction). The expansion joint is to divide the building components above the foundation such as walls, floors, roofs (except wooden roofs) into two independent parts, so that the buildings or structures can be horizontally stretched along the long direction.

In the process of civil engineering construction, a waterproof structure is usually installed on the outside of the expansion joint to protect the expansion joint. However, the existing waterproof structure of the expansion joint has the problem that it cannot be well connected with the structure at the expansion joint, and it is not Facilitate the installation of waterproof structure.

Utility model content

The purpose of this utility model is to provide a waterproof structure for expansion joints in civil engineering to solve the problems raised in the above background technology.

To achieve the above object, the utility model provides the following technical solutions:

A waterproof structure for expansion joints in civil engineering, comprising a structure, a seam body is opened on the structure, a waterproof cover is arranged on the outer side of the seam body, and a sealing strip is symmetrically and fixedly connected with the close side of the structure, and the sealing strip is embedded in the waterproof cover. It is arranged in the waterproof cover, the waterproof cover is provided with a groove for embedding the sealing strip, the middle part of the waterproof cover is provided with a through hole, the bottom end of the waterproof cover corresponding to the through hole is provided with a groove body, and the inner side of the groove body There is a limit turn piece matched with it, the side wall of the groove body is provided with a limit card slot corresponding to the side of the limit turn piece, a snap spring is clamped in the limit card slot, and the middle part of the limit turn piece is fixed and penetrated. There is a threaded rod, the threaded rod is adapted to the through hole, the top of the threaded rod is flush with the waterproof cover, and there is a hexagonal screw groove. The hexagonal screw groove is used to facilitate the screwing of the threaded rod. A matching thread kit, the outer side of the thread kit is symmetrically provided with a top support mechanism.

As a further solution of the present invention, the top support mechanism includes a first hinge seat, a fixing bolt, a top rod, a support rod, a movable rod, a spring, a limit plate, a plug, a second hinge seat and a third hinge seat.

As a further solution of the present utility model: the first hinge seat is arranged on the bottom surface of the waterproof cover, the fixing bolt penetrates through the first hinge seat and is threadedly connected with the waterproof cover, and the first hinge seat is provided with a hole for the fixing bolt to pass through. Perforated, the waterproof cover is provided with threaded holes for fixing the threaded connection of the bolts.

As a further solution of the present invention: one end of the ejector rod is hinged in the first hinge seat, the movable rod slides through the bottom of the ejector rod, the ejector rod is provided with a perforation for the movable rod to slide through, and the ejector head is fixedly connected to the movable rod. One end of the rod, the limit plate is fixedly connected to the other end of the movable rod, a spring is arranged between the plug and the ejector rod and is sleeved on the outer side of the movable rod, and the spring is used to provide elastic force.

As a further solution of the present invention: the second hinge seat is fixedly connected to the ejector rod, the third hinge seat is fixedly connected to the threaded sleeve, one end of the support rod is hinged with the second hinge seat, and the other end of the support rod is connected to the threaded sleeve. The third hinge seat is hinged.

Compared with the prior art, the beneficial effects of the present utility model are:

1. The utility model adopts a waterproof cover, a waterproof cover, a sealing strip, a limit turn piece, a circlip, a threaded rod, a threaded kit, a top support mechanism, a first hinge seat, a fixed bolt, a top rod, a support rod, a movable The use of the rod, spring, limit plate, plug, the second hinge seat and the third hinge seat enables the phoenix body to be shielded and protected by the waterproof cover, so as to be waterproof, and at the same time, the plug can be driven by the threaded rod. On the side wall of the joint body, so that the waterproof cover is fixed, and at the same time, the top support mechanism can be shrunk by reverse operation, so as to facilitate its removal, so that the waterproof structure of the expansion joint of local wood engineering has the advantages of convenient disassembly and installation. Function, easy to use waterproof structure.

2. The utility model can disassemble the threaded rod and the waterproof cover through the cooperation between the limit turning piece and the circlip, and the top support mechanism and the waterproof cover can be easily removed by using the fixing bolt and the first hinge seat. Therefore, the waterproof cover can be easily separated from other components, and the waterproof cover can be easily replaced when the waterproof cover is damaged, so as to facilitate the maintenance of the waterproof structure.

Description of drawings

FIG. 1 is a schematic structural diagram of a waterproof structure for a civil engineering expansion joint.

Figure 2 is an enlarged view of A in a civil engineering expansion joint waterproof structure.

Figure 3 is an enlarged view of B in a civil engineering expansion joint waterproof structure.

In the figure: 1. Structure; 2. Seam body; 3. Waterproof cover; 4. Sealing strip; 5. Limiting plate; 6. Circlip; 7. Threaded rod; 8. Threaded kit; 9. Top support mechanism ; 10, the first hinge seat; 11, the fixing bolt; 12, the ejector rod; 13, the support rod; 14, the movable rod; 15, the spring; 16, the limit plate; 17, the head; 18, the second hinge seat; 19 , the third hinged seat.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Please refer to FIGS. 1 to 3. In the embodiment of the present invention, a waterproof structure for a civil engineering expansion joint includes a structure 1. The structure 1 is provided with a seam body 2, and the outer cover of the seam body 2 is provided with a waterproof cover 3, which is waterproof. A sealing strip 4 is symmetrically and fixedly connected to the close side of the structure 1 on the cover 3. The sealing strip 4 is embedded in the waterproof cover 3. The waterproof cover 3 is provided with a groove for embedding the sealing strip 4. The waterproof cover 3 There is a through hole in the middle of the waterproof cover 3, and a groove body is provided at the bottom end of the waterproof cover 3 corresponding to the through hole. There is a limit slot on the side, a snap spring 6 is clamped in the limit slot, a threaded rod 7 is fixed through the middle of the limit turn piece 5, the threaded rod 7 is adapted to the through hole, and the top of the threaded rod 7 is waterproof. The cover 3 is flush and is provided with a hexagonal screw groove. The hexagonal screw groove is used to facilitate the screwing of the threaded rod 7. The bottom outer side of the threaded rod 7 is threadedly connected with a threaded set 8 that matches it. The outer side of the threaded set 8 is symmetrically arranged. There is a top support mechanism 9 .

The top support mechanism 13 includes a first hinge seat 10 , a fixing bolt 11 , a top rod 12 , a support rod 13 , a movable rod 14 , a spring 15 , a limit plate 16 , a plug 17 , a second hinge seat 18 and a third hinge seat 19 .

The first hinge seat 10 is arranged on the bottom surface of the waterproof cover 3. The fixing bolt 11 penetrates through the first hinge seat 10 and is threadedly connected with the waterproof cover 3. The first hinge seat 10 is provided with a perforation for the fixing bolt 11 to pass through. Threaded holes for threaded connection of the fixing bolts 11 are opened on the member 3 .

One end of the top rod 12 is hinged in the first hinge seat 10 , the movable rod 14 slides through the bottom of the top rod 12 , the top rod 12 is provided with a perforation for the movable rod 14 to slide through, and the plug 17 is fixedly connected to one end of the movable rod 14 , the limit plate 16 is fixedly connected to the other end of the movable rod 14, the spring 15 is arranged between the plug 17 and the ejector rod 12 and is sleeved on the outer side of the movable rod 14, and the spring 15 is used to provide elastic force.

The second hinge seat 18 is fixedly connected to the top rod 12, the third hinge seat 19 is fixedly connected to the threaded sleeve 8, one end of the support rod 13 is hinged with the second hinge seat 18, and the other end of the support rod 13 is hinged with the third hinge seat 19 hinged.

The working principle of the utility model is:

When in use, first assemble the waterproof structure, insert the threaded rod 7 through the through hole on the bottom surface of the waterproof cover 3, so that the limit turning piece 5 is located in the groove, and then take the circlip 6 and snap it into the groove to adjust the limit rotation. At this time, the first hinge seat 10 is fixedly installed on the bottom surface of the waterproof cover 3 through the cooperation of the fixing bolts 11, the assembly of the waterproof structure is completed, and then the waterproof structure is installed, and the waterproof cover 3 is placed on the The outer side of the seam body 2 of the structure 1 makes the top support mechanism 9 inserted into the seam body 2. At this time, the threaded rod 7 is screwed through the hexagonal screw groove. Rotation, through the cooperation of the threaded sleeve 8 and the support rod 13, the top rod 12 is driven to rotate, so that the top rod 12 drives the plug 17 against the inner wall of the slit body 2, and charges the spring 15, so that the plug 17 is more fixed. Firmly, the installation of the waterproof cover 3 is completed.

Although the present invention has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it is still possible to modify the technical solutions described in the foregoing embodiments, or to perform equivalent replacements for some of the technical features. Within the spirit and principle of the present invention, any modifications, equivalent replacements, improvements, etc. made should be included within the protection scope of the present invention.

Claims (5)

1. A civil engineering expansion joint waterproof structure, comprising a structure (1), characterized in that: a seam body (2) is provided on the structure (1), and the outer cover of the seam body (2) is provided with a waterproof cover ( 3), the waterproof cover (3) is symmetrically and fixedly connected to the near side of the structure (1) with a sealing strip (4), the middle of the waterproof cover (3) is provided with a through hole, and the waterproof cover (3) corresponds to the through hole. The bottom end is provided with a groove body, the inner side of the groove body is provided with a limit turning piece (5) which is matched with it, and the side wall of the groove body corresponding to the side of the limit turning piece (5) is provided with a limit card slot, and the limit card is provided with a limit card slot. A circlip (6) is clamped in the groove, a threaded rod (7) is fixed through the middle of the limit turn piece (5), the threaded rod (7) is adapted to the through hole, and the top of the threaded rod (7) is connected to the waterproof cover. The part (3) is flush and is provided with a hexagonal screw groove, the bottom outer side of the threaded rod (7) is threadedly connected with a threaded sleeve (8) that matches it, and the outer side of the threaded sleeve (8) is symmetrically provided with a top support mechanism (9). ). 2 . The waterproof structure for a civil engineering expansion joint according to claim 1 , wherein the top support mechanism ( 9 ) comprises a first hinge seat ( 10 ), a fixing bolt ( 11 ), and a top rod ( 12 ). 3 . ), a support rod (13), an active rod (14), a spring (15), a limit plate (16), a head (17), a second hinged seat (18) and a third hinged seat (19). 3. A civil engineering expansion joint waterproof structure according to claim 2, characterized in that: the first hinge seat (10) is arranged on the bottom surface of the waterproof cover (3), and the fixing bolt (11) penetrates through the first hinge seat (10) The hinge seat (10) is threadedly connected with the waterproof cover (3), the first hinge seat (10) is provided with a perforation for the fixing bolt (11) to penetrate through, and the waterproof cover (3) is provided with a fixing bolt (11) ) threaded holes for threaded connections. 4. A waterproof structure for civil engineering expansion joints according to claim 2, characterized in that: one end of the top rod (12) is hinged in the first hinge seat (10), and the movable rod (14) slides through the top At the bottom of the rod (12), the top rod (12) is provided with a perforation for the movable rod (14) to slide through, the plug (17) is fixedly connected to one end of the movable rod (14), and the limit plate (16) is fixedly connected to the At the other end of the movable rod (14), a spring (15) is provided between the plug (17) and the top rod (12) and is sleeved on the outside of the movable rod (14). 5. A civil engineering expansion joint waterproof structure according to claim 2, characterized in that: the second hinge seat (18) is fixedly connected to the top rod (12), and the third hinge seat (19) is fixedly connected On the threaded kit (8), one end of the support rod (13) is hinged with the second hinge seat (18), and the other end of the support rod (13) is hinged with the third hinge seat (19).

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