Embedded positioning sleeve

Abstract

The utility model discloses a pre-embedded positioning sleeve which comprises a positioning sleeve main cylinder and a positioning sleeve main cylinder, a spring box is fixedly installed on the outer side of the positioning sleeve main cylinder, a locking rod is inserted into the spring box, an anti-falling plate is fixedly installed on the outer side of the locking rod, a telescopic spring is fixedly installed on the outer side of the anti-falling plate, and the telescopic spring is fixedly installed on the outer side of the locking rod. A male cylinder is fixedly mounted at the right end of the positioning sleeve body, a lock hole groove is formed in the male cylinder, a rectangular frame is fixedly mounted on the outer side of the positioning sleeve body, a positioning screw is in threaded connection with the interior of the rectangular frame, and a reinforcing strip is inserted into the rectangular frame. The female cylinder, the locking rod, the male cylinder, the lock hole groove and the telescopic spring are used in cooperation, butt joint installation of two positioning sleeves can be rapidly completed, butt joint installation work can be completed without two workers, the positioning sleeve assembling efficiency is improved, and waste of manpower resources is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of positioning sleeves, in particular to a pre-buried positioning sleeve. Background Art

[0002] Electrical installation engineering refers to the installation of transformers, high and low voltage distribution devices, the laying of overhead and distribution lines, the installation of control equipment, low voltage electrical appliances and lighting appliances, the installation of lightning protection and grounding devices and electrical adjustment tests, etc. According to the requirements of electrical installation specifications, all electrical lines should be sleeved, that is, plastic pipes or steel pipes should be pre-buried during the main construction.

[0003] In the process of electrical installation engineering, it is necessary to butt-jointly install the casings. However, in the existing butt-joint installation between the casings, two workers are required to cooperate to complete the butt-joint, which not only reduces the work efficiency but also wastes human resources. Therefore, we propose a new type of embedded positioning casing. Utility Model Content

[0004] The utility model provides a pre-buried positioning sleeve to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A pre-buried positioning sleeve comprises a positioning sleeve body, a female cylinder is fixedly installed on the left end of the positioning sleeve body, a spring box is fixedly installed on the outside of the female cylinder, a locking rod is inserted into the inside of the spring box, an anti-drop plate is fixedly installed on the outside of the locking rod, a telescopic spring is fixedly installed on the outside of the anti-drop plate, a male cylinder is fixedly installed on the right end of the positioning sleeve body, a lock hole groove is provided inside the male cylinder, a rectangular frame is fixedly installed on the outside of the positioning sleeve body, a positioning screw is threadedly connected to the inside of the rectangular frame, a reinforcement strip is inserted into the inside of the rectangular frame, and an anti-slip sleeve is sleeved on one end of the positioning sleeve body.

[0007] As a further improvement of the technical solution: the female cylinder and the male cylinder are both made of stainless steel.

[0008] As a further improvement of the technical solution: the upper end of the telescopic spring is fixedly mounted on the spring box.

[0009] As a further improvement of the technical solution: a pull block is fixedly installed on the upper end of the locking rod.

[0010] As a further improvement of the technical solution: the reinforcement strips are made of steel bars.

[0011] As a further improvement of the technical solution: the anti-drop plate is arranged inside the spring box.

[0012] As a further improvement of the technical solution: the anti-slip sleeve is made of rubber material.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The female cylinder, locking rod, male cylinder, lock hole groove and telescopic spring are used together to quickly complete the docking installation of two positioning sleeves. It does not require two workers to complete the docking, which improves the assembly efficiency of the positioning sleeves and reduces the waste of human resources.

[0015] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the keyhole slot structure of the utility model;

[0019] Figure 3 It is a schematic diagram of the spring box structure of the utility model.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Positioning sleeve body; 2. Female cylinder; 3. Spring box; 4. Locking rod; 5. Anti-slip plate; 6. Telescopic spring; 7. Male cylinder; 8. Keyhole slot; 9. Rectangular frame; 10. Positioning screw; 11. Reinforcement strip; 12. Anti-slip sleeve. DETAILED DESCRIPTION

[0022] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become clearer according to the following description and claims. It should be noted that the drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the present invention.

[0023] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0025] See also Figures 1 to 3 In the embodiment of the utility model, a pre-buried positioning sleeve comprises a positioning sleeve body 1, a female cylinder 2 is fixedly installed on the left end of the positioning sleeve body 1, a spring box 3 is fixedly installed on the outside of the female cylinder 2, a locking rod 4 is inserted inside the spring box 3, an anti-drop plate 5 is fixedly installed on the outside of the locking rod 4, a telescopic spring 6 is fixedly installed on the outside of the anti-drop plate 5, a male cylinder 7 is fixedly installed on the right end of the positioning sleeve body 1, a lock hole groove 8 is opened inside the male cylinder 7, a rectangular frame 9 is fixedly installed on the outside of the positioning sleeve body 1, a positioning screw 10 is threadedly connected to the inside of the rectangular frame 9, a reinforcement strip 11 is inserted inside the rectangular frame 9, and an anti-slip sleeve 12 is sleeved on one end of the positioning sleeve body 1.

[0026] See also Figure 1-3 The female cylinder 2 and the male cylinder 7 are both made of stainless steel. The female cylinder 2 and the male cylinder 7 made of stainless steel have the ability of anti-oxidation and corrosion resistance, can meet the needs of long-term use, and greatly extend the service life of the female cylinder 2 and the male cylinder 7.

[0027] See also Figure 1-3 The upper end of the telescopic spring 6 is fixedly mounted on the spring box 3, and the position of the locking rod 4 can be controlled by the telescopic spring 6, so as to meet the daily use requirements.

[0028] See also Figure 1-3 A pull block is fixedly installed on the upper end of the locking rod 4, and the pull block can be used as a force point to facilitate pulling the locking rod 4 upward.

[0029] See also Figure 1-2The reinforcement strip 11 is made of a steel bar. The reinforcement strip 11 made of a steel bar has the characteristic of high hardness, which can increase the stability of the connection of the positioning sleeve body 1.

[0030] See also Figure 1-3 The anti-slip plate 5 is arranged inside the spring box 3 , and the anti-slip plate 5 can prevent the locking rod 4 from being separated from the spring box 3 .

[0031] See also Figure 1-2 The anti-slip cover 12 is made of rubber material. The anti-slip cover 12 made of rubber material can increase the friction with the hand, reduce the possibility of hand slipping, and ensure that the sleeve body 1 can be rotated and positioned.

[0032] The working principle of the utility model is as follows: when it is necessary to carry out docking installation of two positioning sleeves, firstly, insert the male cylinder 7 on one positioning sleeve body 1 into the female cylinder 2 on the other positioning sleeve body 1, pull the locking rod 4 upwards, and at the same time hold the anti-slip sleeve 12 by hand, rotate the positioning sleeve body 1, so that the locking hole groove 8 inside the male cylinder 7 is located directly below the locking rod 4, when the locking hole groove 8 inside the male cylinder 7 is located directly below the locking rod 4, release the locking rod 4, and under the action of the telescopic spring 6, the locking rod 4 is prompted to be inserted into the locking hole groove 8, and the docking installation of the two positioning sleeves is completed, and then the reinforcement strip 11 is inserted into the rectangular frame 9, and the positioning screw 10 is rotated to firmly fix the reinforcement strip 11 in the rectangular frame 9, and the reinforcement operation of the connection between the two positioning sleeves is completed, so that the installation of the two positioning sleeves is more stable, and when the positioning sleeves are docked and installed, two workers are not required to complete the docking, thereby improving the assembly efficiency and reducing the human resources.

[0033] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A pre-buried positioning sleeve, characterized in that: The invention comprises a positioning sleeve body (1), wherein a female cylinder (2) is fixedly mounted on the left end of the positioning sleeve body (1), a spring box (3) is fixedly mounted on the outer side of the female cylinder (2), a locking rod (4) is inserted into the inner side of the spring box (3), an anti-slip plate (5) is fixedly mounted on the outer side of the locking rod (4), a telescopic spring (6) is fixedly mounted on the outer side of the anti-slip plate (5), a male cylinder (7) is fixedly mounted on the right end of the positioning sleeve body (1), a locking hole groove (8) is provided inside the male cylinder (7), a rectangular frame (9) is fixedly mounted on the outer side of the positioning sleeve body (1), a positioning screw (10) is threadedly connected to the inner side of the rectangular frame (9), a reinforcing strip (11) is inserted into the inner side of the rectangular frame (9), and an anti-slip sleeve (12) is sleeved on one end of the positioning sleeve body (1).

2. The pre-buried positioning sleeve according to claim 1, characterized in that: The female cylinder (2) and the male cylinder (7) are both made of stainless steel.

3. The pre-buried positioning sleeve according to claim 1, characterized in that: The upper end of the telescopic spring (6) is fixedly mounted on the spring box (3).

4. The pre-buried positioning sleeve according to claim 1, characterized in that: A pull block is fixedly mounted on the upper end of the locking rod (4).

5. The pre-buried positioning sleeve according to claim 1, characterized in that: The reinforcement strip (11) is made of a steel bar.

6. The pre-buried positioning sleeve according to claim 1, characterized in that: The anti-slip plate (5) is arranged inside the spring box (3).

7. The pre-buried positioning sleeve according to claim 1, characterized in that: The anti-slip cover (12) is made of rubber material.

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