CN202026048U - Cannula - Google Patents

Abstract

The utility model discloses a cannula, comprising a cannula body, a bell mouth, a groove, an upper ferrule, a lower ferrule, and a lower orifice and characterized in that: the cannula body is provided with the upper ferrule and the lower ferrule, with the upper ferrule having a groove; the bell mouth is arranged on the top of the cannula body; and the lower orifice at the lower portion of the cannula body is openmouthed. When in installation, the wire passes through the bell mouth into the cannula body and leads out via the lower orifice, and then the upper ferrule and the lower ferrule outside the cannula body and the exterior of the bell mouth shall be completely enclosed by cement mortar, thus finishing the installation. The cannula disclosed in the utility model features simple design, low cost, and broad practicability.

Description

Sleeve pipe

Technical field

The utility model discloses a kind of sleeve pipe, relate in particular to a kind of have lasso and bell-mouthed sleeve pipe, belong to electric wire mounting technique field.

Background technology

At present, the electric wire of known technology is installed in the body of wall, its connecting portion need be imbedded an elongated cylindrical plastic tube tube, in construction, can cause the socket displacement, before the utility model is not made, not having has lasso and bell-mouthed sleeve pipe to use, the patent searching document, and the technical scheme of not having this technology is open.

Summary of the invention

Do not have the deficiency that lasso and bell-mouthed sleeve pipe are arranged in order to overcome in the prior art, the purpose of this utility model is for a kind of have lasso and bell-mouthed sleeve pipe are provided, and this sleeve pipe can be with electric wire smoothly by also reaching non-wiping purpose in body of wall.

The technical scheme that its technical problem that solves the utility model adopts is: be made up of body, horn mouth, groove, last lasso, following lasso, lower nozzle, it is characterized in that leaving on the body lasso and following lasso, leave groove in the last lasso, horn mouth is left at the body top, body bottom lower nozzle is uncovered, during installation, electric wire is drawn from penetrating body to lower nozzle in the horn mouth, then the last lasso of body of the present utility model outside and following lasso and horn mouth outside are all got final product with the cement mortar sealing.

The beneficial effects of the utility model are simplicity of design, and are with low cost, and practicality is bigger.

Description of drawings

The utility model is described in further detail below in conjunction with drawings and Examples.

Fig. 1 is a schematic diagram of the present utility model.

1. bodys among Fig. 1,2. horn mouth, 3. groove is 4. gone up lasso, 5. descends lasso, 6. lower nozzle.

Embodiment

The utility model is made up of body 1, horn mouth 2, groove 3, last lasso 4, following lasso 5, lower nozzle 6, it is characterized in that leaving on the body 1 lasso 4 and following lasso 5, last lasso leaves groove 3 for 4 li, horn mouth 2 is left at body 1 top, body 1 bottom lower nozzle 6 is uncovered, during installation, electric wire is penetrated body 1 to lower nozzle 6 from 2 li of horn mouths draw, then the last lasso 4 of body of the present utility model 1 outside and following lasso 5 and horn mouth 2 outsides are all got final product with the cement mortar sealing.

Claims (1)

1. sleeve pipe, form by body (1), horn mouth (2), groove (3), last lasso (4), following lasso (5), lower nozzle (6), it is characterized in that leaving on the body (1) lasso (4) and following lasso (5), groove (3) is left in last lasso (4) lining, horn mouth (2) is left at body (1) top, and body (1) bottom lower nozzle (6) is uncovered.

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