CN110738817B

CN110738817B - Laying device of linear temperature-sensing fire detector

Info

Publication number: CN110738817B
Application number: CN201910910309.7A
Authority: CN
Inventors: 张建勇; 孙楠; 钟智; 连硕
Original assignee: Shanghai Bohui Technology Co ltd
Current assignee: Shanghai Bohui Technology Co ltd
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2021-05-14
Anticipated expiration: 2039-09-25
Also published as: CN110738817A

Abstract

The invention discloses a laying device of a linear temperature-sensing fire detector, which comprises a fixing component, a clamping component arranged on the fixing component and a fastener fixed at the end part of the fixing component, wherein a clamping cavity for fixing the linear temperature-sensing fire detector is formed in the clamping component. The invention effectively solves the problem of damage of the fire detector caused by improper laying of the fire detector in the prior art, only needs to clamp the fixing component in the groove at the inner side of the C-shaped steel of the cable support during installation, has small construction difficulty and convenient operation, and is easy to adjust the position of the fire detector.

Description

Laying device of linear temperature-sensing fire detector

Technical Field

The invention relates to the technical field of fire detection, in particular to a laying device of a linear temperature-sensing fire detector.

Background

In recent years, with the construction of urban underground comprehensive pipe galleries, the maintenance and the overhaul of municipal facilities such as electric power, communication, gas, water supply and drainage and the like are greatly facilitated. Meanwhile, the urban underground comprehensive pipe gallery has a narrow space, limited entrances and exits, dense cables, more obstacles and complex internal combustible materials, and high-temperature dense smoke is easy to accumulate when a fire disaster happens, so that the fire disaster fighting work is extremely difficult and inestimable loss is easily caused. Therefore, a reliable and flexible automatic fire alarm system is arranged in the urban underground comprehensive pipe gallery, and becomes a crucial link in the design of the current urban underground comprehensive pipe gallery monitoring system.

The linear temperature-sensing optical fiber fire detection system is used as a novel mature finished product for fire detection, and has intrinsic safety characteristics through laser signal sensing and information transmission. Therefore, the fire extinguishing system is widely applied to the fire extinguishing system of the power pipe gallery. The application of line type temperature sensing fire detection system generally has two kinds of modes, one kind is the space temperature who is used for detecting in the city utility tunnel, is fixed in the interior top of corridor with line type temperature sensing fire detector, and another kind is the temperature of detecting the interior cable of corridor, is fixed in on the upper cable support nearer apart from the cable with line type temperature sensing fire detector.

Because cable is intensive in the city utility tunnel, the barrier is more, has brought great degree of difficulty for laying of the line type temperature sensing fire detector who is used for detecting the cable temperature. At present, when the linear temperature-sensing fire detector is fixed, the binding belt is mostly adopted to bind and fix the linear temperature-sensing fire detector on the lower side of the cable support, and the fixing mode has the defects of large workload, easy breakage, easy damage to the linear temperature-sensing fire detector and the like.

Disclosure of Invention

In view of the above, the present invention provides a laying device for a linear temperature-sensitive fire detector, which is used to solve the above problems in the background art.

The laying device of the linear temperature-sensing fire detector comprises a fixing assembly fixed on a C-shaped steel cable support, a clamping assembly arranged on the fixing assembly, and a fastener fixed at the end part of the fixing assembly, wherein a clamping cavity for fixing the linear temperature-sensing fire detector is formed in the clamping assembly.

Preferably, the fixing component comprises a fixing support and a connecting rod arranged on the fixing support, and the clamping component is sleeved on the connecting rod.

Preferably, the fixing bracket comprises a bracket body, and the end part of the bracket body is bent outwards to form a folded edge used for hooking the laying device in the groove of the C-shaped steel cable bracket.

Preferably, the rack body is a U-shaped rack body.

Preferably, the clamping assembly comprises an upper pressing block, a lower pressing block and an elastic element, the upper pressing block is fixed on the connecting rod, the lower pressing block can move up and down along the axis of the connecting rod under the action of the elastic element, one end of the elastic element abuts against the supporting portion of the lower pressing block, and the other end of the elastic element abuts against the fastener.

Preferably, an upper clamping groove is formed in the lower end face of the upper compression block; the upper end face of the lower pressing block is provided with a lower clamping groove, and when the upper end face of the lower pressing block is attached to the lower end face of the upper pressing block, the upper clamping groove and the lower clamping groove are buckled together to form the clamping cavity.

Preferably, the fastener is a screw.

The invention has the beneficial effects that:

the cable support is simple in structure and convenient to use, the problem that the fire detector is damaged due to improper laying of the fire detector in the prior art is effectively solved, the fixing assembly is only required to be clamped in the groove in the inner side of the C-shaped steel of the cable support during installation, construction difficulty is low, operation is convenient, and the position of the fire detector is easy to adjust.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

Fig. 1 is a front view of the present invention.

Fig. 2 is a side view of the present invention.

Fig. 3 is a longitudinal sectional view of fig. 2.

Fig. 4 is a perspective view of the present invention.

FIG. 5 is a view showing a state in which the laying device of the present invention is mounted on a C-shaped steel cable holder.

The reference numerals in the figures have the meaning:

1 is the fixed bolster, 2 is the connecting rod, and 3 are last compact heap, and 4 are compact heap down, and 5 are elastic element, and 6 are the fastener, and 7 are C shaped steel cable support, 8 are pressing from both sides tight chamber, and 9 are the support body, and 10 are the hem, 11 are the supporting part, and 12 are last draw-in groove, and 13 are draw-in groove down.

Detailed Description

For better understanding of the technical solutions of the present invention, the following detailed descriptions of the embodiments of the present invention are provided with reference to the accompanying drawings.

It should be understood that the described embodiments are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The present application is described in further detail below with reference to specific embodiments and with reference to the attached drawings.

In the description of the present application, it should be understood that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described with reference to the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

The embodiment of the invention provides a laying device of a linear temperature-sensing fire detector, which comprises a fixing component, a clamping component arranged on the fixing component and a fastener 6 fixed at the end part of the fixing component, wherein a clamping cavity 8 for fixing the linear temperature-sensing fire detector is formed in the clamping component.

Specifically, the fixing assembly comprises a fixing bracket 1 and a connecting rod 2 installed on the fixing bracket 1.

Fixed bolster 1 includes support body 9, the tip of support body 9 outwards buckles out and is used for hooking the L type hem 10 of the laying device of this application in the slot of C shaped steel cable support 7.

In this embodiment, the frame body 9 is a U-shaped frame body; the cable support 7 is of a C-shaped steel structure, namely is composed of C-shaped steel; the fastener 6 is a screw.

The clamping component is sleeved on the connecting rod 2 of the fixing component. The clamping assembly comprises an upper pressing block 3, a lower pressing block 4 and an elastic element 5, wherein the upper pressing block, the lower pressing block and the elastic element 5 are sleeved on the connecting rod 2, one end of the elastic element 5 abuts against a supporting portion 11 of the lower pressing block 4, and the other end of the elastic element abuts against the fastening piece 6.

Through holes are formed in the upper pressing block 3 and the lower pressing block 4 along the thickness direction of the upper pressing block and the lower pressing block respectively, so that the upper pressing block and the lower pressing block are sleeved on the connecting rod 2 respectively. Go up compact heap 3 and compact heap 4 cover back on connecting rod 2 down, will go up compact heap 3 and fix on connecting rod 2, compact heap 4 can be followed the axial of connecting rod 2 and moved up and down under elastic element 5's effect down.

An upper clamping groove 12 is formed in the lower end face of the upper pressing block 3; a lower clamping groove 13 is formed in the upper end face of the lower pressing block 4, and when the upper end face of the lower pressing block 4 is attached to the lower end face of the upper pressing block 3, the upper clamping groove and the lower clamping groove 12 are buckled together to form the clamping cavity 8.

When the linear temperature-sensing fire detector is installed on site, only the fixing support of the laying device is hung in the inner side groove of the cable support C-shaped steel 7; then, the lower pressing block 4 is pulled downwards, the lower pressing block 4 compresses the spring 5 to move downwards, and therefore a sufficient gap is reserved between the lower pressing block 4 and the upper pressing block 3; then the linear temperature-sensitive fire detector is clamped on the upper pressing block 3, the lower pressing block 4 is loosened, the lower pressing block 4 moves upwards under the action of the elastic force of the elastic element 5, and the linear temperature-sensitive fire detector is clamped between the upper pressing block 3 and the lower pressing block 4.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A laying device of a linear temperature-sensing fire detector is characterized by comprising a fixing component fixed on a C-shaped steel cable support, a clamping component arranged on the fixing component and a fastener (6) fixed at the end part of the fixing component, wherein a clamping cavity (8) for fixing the linear temperature-sensing fire detector is formed in the clamping component;

the fixing assembly comprises a fixing support (1) and a connecting rod (2) arranged on the fixing support (1), the end part of the fixing support (1) is hooked on the C-shaped steel cable support, and the clamping assembly is sleeved on the connecting rod (2);

the clamping assembly comprises an upper pressing block (3), a lower pressing block (4) and an elastic element (5), wherein the upper pressing block (3) is sleeved on the connecting rod (2), the lower pressing block (4) can move up and down along the axial direction of the connecting rod (2) under the action of the elastic element (5), one end of the elastic element (5) is abutted on a supporting portion (11) of the lower pressing block (4), and the other end of the elastic element is abutted on the fastener (6).

2. The laying device of a line type temperature-sensitive fire detector according to claim 1, wherein the fixing bracket (1) includes a bracket body (9), and an end of the bracket body (9) is bent outward to form a flange (10) for hooking the laying device in a groove of a C-shaped steel cable bracket (7).

3. The laying apparatus of a line-type temperature-sensitive fire detector according to claim 2, wherein the frame body (9) is a U-shaped frame body.

4. The laying device of the line-type temperature-sensing fire detector according to claim 1, wherein the lower end surface of the upper pressing block (3) is provided with an upper clamping groove (12); lower clamping grooves (13) are formed in the upper end face of the lower pressing block (4), and when the upper end face of the lower pressing block (4) is attached to the lower end face of the upper pressing block (3), the upper clamping grooves (12) and the lower clamping grooves (13) are buckled together to form the clamping cavity (8).

5. The laying apparatus of a line type temperature-sensitive fire detector according to claim 1, wherein the fastening member (6) is a screw.