CN210414314U

CN210414314U - Screw rod expansion screw installation fastener

Info

Publication number: CN210414314U
Application number: CN201921387575.8U
Authority: CN
Inventors: 张涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-23
Filing date: 2019-08-23
Publication date: 2020-04-28
Anticipated expiration: 2029-08-23

Abstract

The utility model aims at providing a screw rod expansion screw installation fastening device, consider that expansion screw below generally has a suspension part or a connecting piece, therefore, through setting up the side of sleeve setting at the top of a support rod, make the sleeve below unsettled, the opening that communicates with the sleeve inside that the sleeve side set up, when using, the lead screw is placed in the sleeve through the side opening, the suspension part on the lead screw is located unsettled department below, install the expansion screw in the mounting hole through lifting up the support rod, the nut on the lead screw is screwed by rotating the handle, make the expansion screw expand and fix, the lead screw is taken off through the opening of sleeve side, the installation of the expansion screw with the suspension part can be accomplished without the scaffold, the problem that the expansion screw needs to use the scaffold to install and fasten in the installation process, and need to use the scaffold to install the suspension part, the process is time-consuming and labor-consuming, and high-altitude danger is easy to occur, so that certain difficulty is caused to construction.

Description

Screw rod expansion screw installation fastener

Technical Field

The utility model belongs to screw fastening device, concretely relates to lead screw inflation screw installation fastener.

Background

The expansion screws are required to be installed on the floor in the field of building construction, a scaffold or a herringbone ladder is fastened by a wrench in a conventional method, the scaffold or the herringbone ladder needs to be moved once when a lead screw is fastened, time and labor are wasted, high-altitude danger is easy to occur, and certain difficulty is caused in construction. In patent CN201621172328.2, a mounting and fastening device for a screw expansion screw is disclosed, in which the central axis of a sleeve of the device coincides with the central axis of a support rod, when in use, the screw of the expansion screw is inserted into the sleeve, and because of the support rod below the sleeve, the screw of the mounted expansion screw cannot have any connecting piece thereon, otherwise the expansion screw cannot be inserted into the sleeve; however, the expansion screw is used for fixing an external device, a connecting piece or a suspension piece such as a hook is certainly arranged on the screw rod of the expansion screw, and when the ceiling is hung, a suspension piece of a ceiling keel is arranged on the screw rod of the expansion screw; when the fastening device in the patent CN201621172328.2 is used, any device cannot be installed on the lead screw, so that after the expansion screw is installed, a scaffold still needs to be used for manually installing the connecting device or the suspension bracket on the lead screw, and the aim of saving the scaffold is not achieved.

SUMMERY OF THE UTILITY MODEL

The utility model provides a lead screw inflation screw installation fastener has solved the inflation screw and need use the scaffold frame to install the fastening in the installation to and need use the pendant on the scaffold frame installation inflation screw, its process not only wastes time, difficultly, and takes place high altitude danger easily, leads to the fact the problem of certain difficulty for the construction.

The utility model discloses the technical scheme who adopts does:

a screw rod expansion screw mounting and fastening device comprises an expansion screw sleeve and a support rod, wherein the sleeve is fixedly arranged on the side edge of the top end of the support rod, and the central axis of the sleeve is parallel to the central axis of the support rod; openings are formed in two ends of the sleeve, openings are further formed in the side face of the sleeve, and the openings are communicated with the interior of the sleeve; the bottom of branch is provided with the handle, the axis of handle is perpendicular with the axis of branch. Considering that a hanging part or a connecting part is generally arranged below the expansion screw, therefore, the lower part of the sleeve is suspended by arranging the sleeve on the side edge of the top end of the support rod, and then an opening which is arranged on the side edge of the sleeve and is communicated with the inner part of the sleeve is arranged, when in use, the screw rod of the expansion screw is arranged in the sleeve through the side opening, the hanging part on the screw rod is arranged at the suspended part below, the expansion screw is arranged in the mounting hole by lifting the support rod, then the nut on the screw rod is screwed by rotating the handle, so that the expansion screw is expanded and fixed, and the screw rod is taken down through the opening on the side surface of the sleeve, thus, the mounting of the expansion screw with the hanging part can be completed without a scaffold, the problems that the expansion screw needs to be mounted and fastened by a scaffold in the mounting, and the high-altitude danger is easy to occur, thereby causing certain difficulty for construction.

Further, sleeves are arranged at two ends of the supporting rod, and the sleeves at the two ends are respectively a first specification sleeve and a second specification sleeve; the first specification sleeve and the second specification sleeve are symmetrically arranged; handles are arranged at two ends of the supporting rod. Sleeves with different specifications are arranged at two ends of the supporting rod, so that the nut is suitable for nuts with different specifications; the practicability is increased.

Furthermore, the handle is detachably connected with the support rod, handle mounting holes penetrate through two ends of the support rod, and the central axis of each handle mounting hole is perpendicular to the central axis of the support rod; the handle is detachably inserted into the handle mounting hole. When the handle is detachably arranged, the whole device after being detached in the carrying process occupies small space and is convenient to carry; and branch both ends all set up the handle mounting hole for no matter which specification's of use sleeve, only need a handle alright, during the use with the handle insert in the handle mounting hole can, convenient to use, the practicality is strong.

Furthermore, a connecting piece is arranged in the middle of the supporting rod, and the supporting rod is divided into a first supporting rod and a second supporting rod through the connecting piece; the connecting piece sets up the screwed drum for the inner wall, the fixed one end that keeps away from the handle that sets up in first branch of one end of connecting piece, telescopic one end is kept away from to the second branch is provided with the screw thread that matches with the connecting piece. The connecting piece is arranged in the middle of the supporting rod for connecting, so that the supporting rod can be divided into two parts in the carrying process, and the carrying is convenient.

Furthermore, a lengthened support rod is arranged between the first support rod and the second support rod; the connecting rod is characterized in that the same connecting piece is fixedly arranged at one end of the lengthened supporting rod, and threads matched with the connecting piece are arranged at the other end of the lengthened supporting rod. Through setting up the same connecting piece and the extension branch of the screw thread that matches with the connecting piece, the length of extension branch that can be convenient is applicable to in the higher environment, increases the practicality of device.

Further, the sleeve is an inner hexagonal sleeve matched with a hexagonal nut of the expansion screw; and a nut table is arranged below the inner hexagonal sleeve. Set up the nut platform in hexagon socket head cap's below for the nut of screwing of inflation screw is fixed in hexagon socket head cap, plays limiting displacement, increases the practicality of device.

Further, the width of the opening is greater than the diameter of the expansion screw shaft.

Furthermore, the opening is located the sleeve and with the position that the branch is back of the body.

Further, handle and branch fixed connection, the fixed striking piece that is provided with in one side middle part that is carried on the back with branch on the handle, the striking piece is solid metal block. The handle and the supporting rod can be welded when fixedly connected, the expansion screw needs to be driven into the hole firstly when being installed, and the handle is prevented from being deformed when being knocked by the striking block arranged below the handle.

The utility model discloses have following advantage and beneficial effect:

1. the utility model discloses consider that inflation screw below generally has flying piece or connecting piece, therefore, set up the side on branch top through setting up the sleeve, make the sleeve below unsettled, rethread sleeve side set up with the inside communicating opening of sleeve, during the use, the lead screw of inflation screw is arranged in inside the sleeve through the side opening, flying piece on the lead screw is located unsettled department in below, install the inflation screw in the mounting hole through lifting up branch, then through rotatory handle, screw the nut on the lead screw, make inflation screw inflation fixed, the lead screw takes off through the opening of sleeve side, so, do not need the scaffold frame alright accomplish the installation of the inflation screw that has the flying piece, solved the inflation screw and need use the scaffold frame to install the fastening in the installation, and need use the pendant on scaffold frame installation inflation screw, its process is not only time-consuming, the side, The construction method is labor-consuming, and easily causes high-altitude danger, thereby causing certain difficulty in construction;

2. when the handle is detachably arranged, sleeves with different specifications are arranged at the two ends of the supporting rod, so that the utility model is suitable for nuts with different specifications; the practicability is increased; the whole device after being disassembled occupies small space in the carrying process and is convenient to carry; the handle mounting holes are formed in the two ends of the supporting rod, so that only one handle is needed no matter which specification sleeve is used, the handle is inserted into the handle mounting holes when the novel telescopic handle is used, the use is convenient, and the practicability is high;

3. the utility model has the advantages that the length of the support rod can be conveniently increased by arranging the same connecting piece and the lengthened support rod of the thread matched with the connecting piece, thereby being applicable to higher environment and increasing the practicability of the device; set up the nut platform in hexagon socket head cap's below for the nut of screwing of inflation screw is fixed in hexagon socket head cap, plays limiting displacement, increases the practicality of device.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.

Fig. 2 is a schematic top view of embodiment 1 of the present invention.

Fig. 3 is a schematic view of the overall structure of embodiment 2 of the present invention.

Fig. 4 is a schematic view of the overall structure of embodiment 3 of the present invention provided with a connecting member.

Fig. 5 is a schematic view of the overall structure of embodiment 3 of the present invention provided with an extension bar.

Fig. 6 is a schematic partial structure diagram of embodiment 4 of the present invention.

Reference numbers and corresponding part names in the drawings:

1-sleeve, 2-strut, 3-opening, 4-handle, 5-handle mounting hole, 6-connecting piece, 7-lengthening strut, 8-nut table, 9-impact block, 101-first specification sleeve, 102-second specification sleeve, 201-first strut, 202-second strut.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

It should be understood that the terms first, second, etc. are used merely for distinguishing between descriptions and are not intended to indicate or imply relative importance. Although the terms first, second, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of example embodiments of the present invention.

It should be understood that in the description of the present invention, the terms "upper", "vertical", "inner", "outer", and the like, refer to the orientation or positional relationship that is conventionally used to place the product of the present invention, or that is conventionally understood by those skilled in the art, and are used merely to facilitate the description of the present invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting the present invention.

It will be understood that when an element is referred to as being "connected," "connected," or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may be present. In contrast, when an element is referred to as being "directly adjacent" or "directly coupled" to another element, there are no intervening elements present. Other words used to describe the relationship between elements should be interpreted in a similar manner (e.g., "between … …" versus "directly between … …", "adjacent" versus "directly adjacent", etc.).

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments of the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises," "comprising," "includes," and/or "including," when used herein, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, numbers, steps, operations, elements, components, and/or groups thereof.

Example 1:

as shown in fig. 1 and fig. 2, the present embodiment provides a screw rod expansion screw mounting and fastening device, which includes an expansion screw sleeve 1 and a support rod 2, wherein the sleeve 1 is fixedly disposed on a side edge of a top end of the support rod 2, and a central axis of the sleeve 1 is parallel to a central axis of the support rod 2; the two ends of the sleeve 1 are provided with openings, the side surface of the sleeve 1 is also provided with an opening 3, and the opening 3 is communicated with the inside of the sleeve 1; the bottom of branch 2 is provided with handle 4, the axis of handle 4 is perpendicular with the axis of branch 2. In specific implementation, the sleeve 1 is welded with the support rod 2.

Example 2

In the case of embodiment 1, as shown in fig. 3, the sleeves 1 are provided at both ends of the strut 2, and the sleeves 1 at both ends are respectively a first specification sleeve 101 and a second specification sleeve 102; the first specification sleeve 101 and the second specification sleeve 102 are symmetrically arranged; handles 4 are arranged at two ends of the supporting rod 2. The handle 4 is detachably connected with the support rod 2, handle mounting holes 5 penetrate through two ends of the support rod 2, and the central axis of each handle mounting hole 5 is perpendicular to the central axis of the support rod 2; the handle 4 is detachably inserted into the handle mounting hole 5.

Example 3

In the case of embodiment 1, as shown in fig. 4 and 5, in practical implementation, a connecting piece 6 is arranged in the middle of the strut 2, and the strut 2 is divided into a first strut 201 and a second strut 202 by the connecting piece 6; connecting piece 6 is the inner wall and sets up the screwed drum, the fixed one end that keeps away from handle 4 that sets up at first branch 201 of the one end of connecting piece 6, the one end that the sleeve 1 was kept away from to second branch 202 is provided with the screw thread that matches with connecting piece 6. In specific implementation, the connecting member 6 is welded to the first support rod 201. A lengthened strut 7 is also arranged between the first strut 201 and the second strut 202; the connecting piece 6 that is the same is fixed to the one end of extension branch 7, the other end of extension branch 7 is provided with the screw thread that matches with connecting piece 6.

Example 4

In the case of embodiment 1 or embodiment 3, as shown in fig. 6, the sleeve 1 is an inner hexagonal sleeve that is matched with a hexagonal nut of an expansion screw; and a nut table 8 is arranged below the inner hexagonal sleeve.

The width of the opening 3 is larger than the diameter of the expansion screw rod; the opening 3 is located on the sleeve 1 and opposite to the support rod 2. Handle 4 and branch 2 fixed connection, the fixed striking block 9 that is provided with in one side middle part that is carried on the back with branch 2 on handle 4, striking block 9 is solid metal block. In specific implementation, the metal block 9 is welded on the handle 4.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides a lead screw inflation screw installation fastener, includes inflation screw sleeve (1) and branch (2), its characterized in that: the sleeve (1) is fixedly arranged on the side edge of the top end of the supporting rod (2), and the central axis of the sleeve (1) is parallel to the central axis of the supporting rod (2); openings are formed in two ends of the sleeve (1), an opening (3) is further formed in the side face of the sleeve (1), and the opening (3) is communicated with the interior of the sleeve (1); the bottom of branch (2) is provided with handle (4), the axis of handle (4) is perpendicular with the axis of branch (2).

2. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: sleeves (1) are arranged at two ends of the supporting rod (2), and the sleeves (1) at the two ends are respectively a first specification sleeve (101) and a second specification sleeve (102); the first specification sleeve (101) and the second specification sleeve (102) are symmetrically arranged; handles (4) are arranged at two ends of the supporting rod (2).

3. The screw rod expansion screw mounting and fastening device as claimed in claim 2, wherein: the handle (4) is detachably connected with the support rod (2), handle mounting holes (5) penetrate through two ends of the support rod (2), and the central axis of each handle mounting hole (5) is perpendicular to the central axis of the support rod (2); the handle (4) is detachably inserted into the handle mounting hole (5).

4. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: the middle part of the support rod (2) is provided with a connecting piece (6), and the support rod (2) is divided into a first support rod (201) and a second support rod (202) through the connecting piece (6); connecting piece (6) set up the screwed drum for the inner wall, the fixed one end that keeps away from handle (4) that sets up in first branch (201) of one end of connecting piece (6), the one end that sleeve (1) was kept away from in second branch (202) is provided with the screw thread that matches with connecting piece (6).

5. The screw rod expansion screw mounting and fastening device as claimed in claim 4, wherein: a lengthened support rod (7) is also arranged between the first support rod (201) and the second support rod (202); the connecting rod is characterized in that one end of the lengthened supporting rod (7) is fixedly provided with the same connecting piece (6), and the other end of the lengthened supporting rod (7) is provided with a thread matched with the connecting piece (6).

6. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: the sleeve (1) is an inner hexagonal sleeve matched with a hexagonal nut of an expansion screw; and a nut table (8) is arranged below the inner hexagonal sleeve.

7. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: the width of the opening (3) is larger than the diameter of the expansion screw rod.

8. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: the opening (3) is positioned on one side of the sleeve (1) far away from the support rod (2).

9. The screw rod expansion screw mounting and fastening device as claimed in claim 1, wherein: the handle (4) is fixedly connected with the support rod (2); the handle (4) is fixedly provided with an impact block (9) in the middle of one side back to the support rod (2), and the impact block (9) is a solid metal block.