CN214704886U

CN214704886U - Fixing device for sampling pipe of air-breathing smoke-sensing fire early warning device

Info

Publication number: CN214704886U
Application number: CN202121058662.6U
Authority: CN
Inventors: 张涛
Original assignee: Lanbowan Shandong Technology Co ltd
Current assignee: Lanbowan Shandong Technology Co ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-12
Anticipated expiration: 2031-05-18

Abstract

The application discloses a fixing device for a sampling tube of an air-breathing smoke-sensing fire early warning device, which belongs to the field of fire early warning device accessories and is used for fire early warning, wherein a left fixing hole and a right fixing hole are processed at the top ends of a left sleeve and a right sleeve; a plurality of left lightening holes are further distributed on the left sleeve, outer clamping jaws are arranged at two ends of the left sleeve, and clamping hooks are arranged on the outer clamping jaws; the right sleeve is provided with right lightening holes, and two ends of the right sleeve are provided with right clamping grooves; adjusting rods are arranged in the left lightening hole and the right lightening hole, an inner pressing plate and a limiting block are respectively arranged at two ends of each adjusting rod, and the outer diameter of each limiting block is larger than that of each adjusting rod; the spring is sleeved on the adjusting rod between the limiting block and the outer surface of the left sleeve and the outer surface of the right sleeve at the corresponding position, one end of the spring is fixed on the limiting block, and the other end of the spring is located on the corresponding left sleeve and the right sleeve. It can carry out the adaptation to the mobile jib sampling pipe in certain external diameter scope, reduces production and use cost, increases the convenience when construction and use.

Description

Fixing device for sampling pipe of air-breathing smoke-sensing fire early warning device

Technical Field

The application belongs to the field of fire early warning device accessories, and particularly relates to a fixing device for an air suction type smoke-sensing fire early warning device sampling pipe.

Background

The suction type smoke-sensing fire early warning device is mainly used for detecting and early warning the extremely early stage of fire, the stage of generating overheat, smoldering, low heat radiation and visible smoke when the fire happens in the extremely early stage of the fire named in the application can alarm in time in the stage of thermal decomposition, the hidden danger of the fire can be found and eliminated at the earliest stage of generating the fire, and the risk probability of the fire is reduced to offset.

The air suction type smoke-sensing fire early warning device needs to sample air through a pump body and a sampling pipe so as to analyze the sampled air to obtain whether fire early warning is carried out. And the sampling tube can comprise capillary sampling and return air type sampling, and the capillary sampling is a sampling method for separating the sampling point from the sampling tube without increasing the complexity of a network. The sampling method is suitable for the situation that the sampling pipe and the sampling point are not in the same horizontal plane or vertical plane.

The capillary sampling tube adopted in the existing market is mainly characterized in that a bendable sampling tube with the inner diameter of 5-6 mm is branched from a trunk sampling tube and penetrates through an existing interface (such as a ceiling or a decorative plate) to enter an area or a device to be protected. That is, the flexible sample tube needs to be fixed in the trunk sample tube by an additional component to realize the fixed connection between the two. And aiming at different detection areas or devices, the inner diameters of trunk sampling pipes are different, and if a special fixing device is arranged aiming at each trunk sampling pipe, the production and use cost is increased, and the construction and the use are inconvenient.

Disclosure of Invention

An object of this application is to provide a formula of breathing in is felt cigarette fire early warning ware fixing device for sampling pipe, it can carry out the adaptation to mobile jib sampling pipe in certain external diameter scope, reduces production and use cost, increases the convenience when construction and use.

In order to achieve the purpose, the method is realized by the following technical scheme:

the utility model discloses a fixing device for a sampling tube of a suction type smoke-sensing fire early warning device, which comprises a left sleeve and a right sleeve, wherein the bottom end of the left sleeve is hinged with the bottom end of the right sleeve, and a left fixing hole and a right fixing hole are respectively processed at the corresponding middle positions of the top ends of the left sleeve and the right sleeve; a plurality of left lightening holes are further distributed on the left sleeve, outer clamping claws integrated with the left sleeve are further arranged at two ends of the left sleeve, and clamping hooks bent towards the left sleeve are arranged at free ends of the outer clamping claws; the right sleeve is provided with right lightening holes consistent with the left lightening holes on the left sleeve, two ends of the right sleeve are provided with right clamping grooves corresponding to the clamping hooks, and the clamping hooks are clamped with the right clamping grooves when the left sleeve and the right sleeve rotate around the hinged position of the left sleeve and the right sleeve to be contacted with the top end; adjusting rods which move relative to the left lightening hole and the right lightening hole are arranged in the left lightening hole and the right lightening hole, inner pressing plates are arranged at one ends of the adjusting rods, which are positioned in the left sleeve and the right sleeve, limiting blocks are arranged at one ends of the adjusting rods, which are far away from the inner pressing plates, and the outer diameters of the limiting blocks are larger than that of the adjusting rods; the spring is sleeved on the adjusting rod between the limiting block and the outer surface of the left sleeve and the outer surface of the right sleeve at the corresponding position, one end of the spring is fixed on the limiting block, and the other end of the spring is located on the corresponding left sleeve and the corresponding right sleeve.

Furthermore, the outer clamping claw extends from the bottom end of the left sleeve to the top end of the left sleeve, and the height of the outer clamping claw is gradually increased in the process of extending the outer clamping claw; the free end of the outer clamping jaw extends out of the top end of the left sleeve.

Furthermore, the inner surface of the left sleeve in the utility model is provided with a left reinforcing rib integrated with the inner surface, the left reinforcing rib comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are crossed on the inner surface of the left sleeve; the left lightening holes are located in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs.

Furthermore, the inner surface of the right sleeve in the utility model is provided with a right reinforcing rib integrated with the right sleeve, the right reinforcing rib comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are crossed on the inner surface of the right sleeve; the right lightening holes are located in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs.

Further, the utility model discloses in interior clamp plate for the rectangular plate body structure that adopts rubber materials to make, the bottom surface of interior clamp plate is to adjusting the sunken arcwall face of pole place orientation.

Furthermore, the utility model discloses in interior clamp plate and regulation pole adopt the connected form of pegging graft.

Further, say, the utility model discloses in adjust pole and stopper between adopt welded fastening, peg graft in the stopper the one end of spring, peg graft in the left sleeve, the right sleeve that correspond position department in the other end of spring.

Compared with the prior art, the beneficial effects of this application are:

the utility model discloses a set up adjustable and subassembly such as the regulation pole of dismantling and interior clamp plate, carry out effective adaptation to the mobile jib sampling pipe of different external diameters to the flexible sampling pipe of guaranteeing to install on the mobile jib sampling pipe can be effectively fixed, reduces the sampling pipe of the different external diameters of different regions or equipment use that probably exist, reduces the degree of difficulty in construction and the use, reduce cost.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

In the figure: 1. a left sleeve; 2. and a right sleeve.

11. A left lightening hole; 12. a left stiffener; 13. an outer jaw; 14. a hook is clamped; 15. and a left fixing hole.

21. A right lightening hole; 22. a right reinforcing rib; 23. a right card slot; 24. and a right fixing hole.

3. An inner pressure plate; 4. adjusting a rod; 5. a spring; 6. and a limiting block.

Detailed Description

The technical solutions described in the present application are further described below with reference to the accompanying drawings and embodiments. It should be noted that, in the following paragraphs, possible directional terms including, but not limited to, "upper, lower, left, right, front, rear" and the like are used, and all directions are meant to correspond to the visual directions shown in the drawings of the specification, which should not be construed as limiting the scope of the present invention, and are only for facilitating the better understanding of the technical solutions described in the specification by those skilled in the art.

In the description of the following paragraphs, unless explicitly stated or limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; 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 by those of ordinary skill in the art according to the specific circumstances in combination with common general knowledge in the art, design specifications, standard documents, and the like.

Example 1

A fixing device for a sampling tube of an air-breathing smoke-sensing fire early warning device comprises a left sleeve 1 and a right sleeve 2, wherein the bottom end of the left sleeve 1 is hinged with the bottom end of the right sleeve 2, and a left fixing hole 15 and a right fixing hole 24 are respectively processed at the corresponding middle positions of the top ends of the left sleeve 1 and the right sleeve 2; a plurality of left lightening holes 11 are further distributed on the left sleeve 1, outer clamping claws 13 integrated with the left sleeve 1 are further arranged at two ends of the left sleeve 1, and clamping hooks 14 bent towards the left sleeve 1 are arranged at free ends of the outer clamping claws 13; the right sleeve 2 is distributed with right lightening holes 21 consistent with the left lightening holes 11 on the left sleeve 1, two ends of the right sleeve 2 are processed with right clamping grooves 23 corresponding to the clamping hooks 14, and when the left sleeve 1 and the right sleeve 2 rotate around the hinged position of the left sleeve and the right sleeve to be contacted with the top ends, the clamping hooks 14 are clamped with the right clamping grooves 23; adjusting rods 4 which move relative to the left lightening hole 11 and the right lightening hole 21 are arranged in the left lightening hole and the right lightening hole respectively, an inner pressing plate 3 is arranged at one end of each adjusting rod 4 positioned in the left sleeve 1 and the right sleeve 2, a limiting block 6 is arranged at one end of each adjusting rod 4 far away from the inner pressing plate 3, and the outer diameter of each limiting block 6 is larger than that of each adjusting rod 4; the spring 5 is sleeved on the adjusting rod 4 between the limiting block 6 and the outer surface of the left sleeve 1 and the outer surface of the right sleeve 2 at the corresponding position, one end of the spring 5 is fixed on the limiting block 6, and the other end of the spring 5 is located on the corresponding left sleeve 1 and the corresponding right sleeve 2.

Example 2

A kind of air suction type smoke sensing fire early warning device uses the fixing device for the sampling tube, wherein the said outer catch 13 begins to extend to the top of the left bush 1 from the bottom of the left bush 1, and its height increases gradually in the course of the extension of the outer catch 13; the free end of the outer claw 13 extends out of the top end of the left sleeve 1; the inner surface of the left sleeve 1 is provided with a left reinforcing rib 12 integrated with the left sleeve, the left reinforcing rib 12 comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are intersected on the inner surface of the left sleeve 1; the left lightening holes 11 are positioned in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs; the inner surface of the right sleeve 2 is provided with a right reinforcing rib 22 integrated with the right sleeve, the right reinforcing rib 22 comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are intersected on the inner surface of the right sleeve 2; the right lightening holes 21 are positioned in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs; the inner pressing plate 3 is of a rectangular plate structure made of rubber materials, and the bottom surface of the inner pressing plate 3 is an arc surface sunken towards the direction of the adjusting rod 4; the inner pressing plate 3 and the adjusting rod 4 adopt a splicing connection form; the adjusting rod 4 and the limiting block 6 are fixed by welding, one end of the spring 5 is inserted into the limiting block 6, and the other end of the spring 5 is inserted into the left sleeve 1 and the right sleeve 2 at the corresponding positions. The structure and connection relationship of the rest parts are the same as those described in any of the foregoing embodiments, and are not described herein again to avoid the tedious text.

On the basis of the above-mentioned embodiments, the following paragraphs are used to continue detailed description of the technical features involved therein and the functions and actions of the technical features in the technical solutions, so as to help those skilled in the art fully understand the technical solutions and reproduce the technical solutions.

As shown in fig. 1 to 2, the utility model discloses a fixing device for suction-type smoke-sensing fire early warning device sampling pipe, including longitudinal section for semicircular left sleeve 1, right sleeve 2, left sleeve 1 articulates through hinge structure with right sleeve 2 in the bottom. For example, a hinge end extending toward the right sleeve 2 may be formed at the bottom end of the left sleeve 1, a groove for the hinge end to hinge may be formed at the bottom end of the right sleeve 2, and the hinge end may be inserted into the groove and may be hinged by a penetrating shaft body.

The utility model discloses in, left sleeve 1 and right sleeve 2 on process respectively and have a plurality of left lightening holes 11, right lightening hole 21, wherein left lightening hole 11 is circular through-hole with right lightening hole 21. The effect of above-mentioned lightening hole can also cooperate with adjusting pole 4 except further reducing the weight of annex on the trunk sampling pipe of attachs to realize adjusting the installation of pole 4, and then the adaptation is in the trunk sampling pipe of different external diameters.

The utility model discloses in, the internal surface of left sleeve 1 and right sleeve 2 still be provided with rather than integrative left strengthening rib 12, right strengthening rib 22, left strengthening rib 12 all forms in the fashioned time of left sleeve 1 and right sleeve 2 through the mode of moulding plastics with right strengthening rib 22. The left reinforcing rib 12 and the right reinforcing rib 22 are composed of a plurality of circumferential reinforcing ribs and radial reinforcing ribs, the circumferential reinforcing ribs and the radial reinforcing ribs form a grid structure, and the left lightening holes 11 and the right lightening holes 21 described in the above paragraphs are located in the grid structure, so that the strength reduction of the left sleeve 1 and the right sleeve 2 caused by the processing of the left lightening holes 11 and the right lightening holes 21 is reduced.

The utility model discloses in, the top of left sleeve 1 and right sleeve 2 realize connecting through trip 14 and right fixed orifices 24. Specifically, in the present invention, the hooks 14 are located at the free ends of the outer claws 13, and the outer claws 13 extend from the bottom end of the left sleeve 1 along the top end of the outer surface of the left sleeve 1 and protrude out of the top end of the left sleeve 1. The number of the outer claws 13 is at least two, and the outer claws are respectively positioned at two ends of the left sleeve 1.

In the present invention, a right fixing hole 24 is formed in the right sleeve 2 to cooperate with the hook 14 of the outer jaw 13. The right fixing hole 24 is a rectangular through hole and can be partially matched with the intersected lightening holes. After the trip 14 joint in the right fixed orifices 24 that corresponds, because the effect of accessories such as regulation pole 4, there is the trend of outside expansion on the top of left sleeve 1 and right sleeve 2 to exert the effort to trip 14, the right fixed orifices 24 of joint, further increase joint intensity.

The utility model discloses in, the inside of left lightening hole 11 and right lightening hole 21 peg graft and have the regulation pole 4, adjust the internal surface contact and the relative slip of the surface of pole 4 and left lightening hole 11, right lightening hole 21. The adjusting rod 4 is inserted with the inner pressing plate 3 at one end inside the left lightening hole 11 and the right lightening hole 21, the inner pressing plate 3 is a long rectangular plate body extending along the radial direction of the left sleeve 1 and the right sleeve 2, an arc-shaped surface is processed on the end surface of the inner pressing plate 3 contacted with the main sampling tube, and the arc-shaped surface is sunken towards the direction of the adjusting rod 4. When the inner pressing plate 3 is made of elastic rubber materials, the inner pressing plate can be fully attached to the outer surface of the trunk sampling tube, so that friction force is increased, and displacement is prevented.

The utility model discloses in, for the regulation between the lightening hole of realizing adjusting pole 4, can cup jointed spring 5 on adjusting pole 4, the one end of spring 5 is pegged graft and is fixed at the surface of left sleeve 1, the surface of right sleeve 2, and the other end of spring 5 is pegged graft and is fixed in stopper 6. After the trunk sampling pipe is wrapped by the left sleeve 1 and the right sleeve 2 after being clamped, the inner pressing plate 3 can be extruded outwards by the outer surface of the trunk sampling pipe and is close to the inner surfaces of the left sleeve 1 and the right sleeve 2 along with the adjusting rod 4. The extension of spring 5 can be realized through stopper 6 to the outward motion of adjusting pole 4, and the extension of spring 5 can apply one to adjusting pole 4 and sleeve 1, the inside effort of moving of right sleeve 2 left, makes interior clamp plate 3 and trunk sampling pipe laminating then. The utility model discloses in the central axis of left lightening hole 11, right lightening hole 21 all point to the central axis place direction of left sleeve 1, right sleeve 2.

Finally, although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description of the present description is for clarity reasons only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. The utility model provides a formula of breathing in is felt cigarette for fire early warning ware sampling tube fixing device, includes left sleeve (1), right sleeve (2), and the bottom of left sleeve (1) is articulated with the bottom of right sleeve (2), its characterized in that: the top ends of the left sleeve (1) and the right sleeve (2) are respectively provided with a left fixing hole (15) and a right fixing hole (24) at the corresponding middle positions; a plurality of left lightening holes (11) are further distributed on the left sleeve (1), outer clamping claws (13) integrated with the left sleeve (1) are further arranged at two ends of the left sleeve (1), and clamping hooks (14) bent towards the left sleeve (1) are arranged at free ends of the outer clamping claws (13); the right sleeve (2) is provided with right lightening holes (21) consistent with the left lightening holes (11) on the left sleeve (1), two ends of the right sleeve (2) are provided with right clamping grooves (23) corresponding to the clamping hooks (14), and when the left sleeve (1) and the right sleeve (2) rotate around the hinged positions of the left sleeve and the right sleeve to contact the top ends of the left sleeve and the right sleeve, the clamping hooks (14) are clamped with the right clamping grooves (23); adjusting rods (4) which move relative to the left lightening hole (11) and the right lightening hole (21) are arranged in the left lightening hole and the right lightening hole respectively, an inner pressing plate (3) is arranged at one end of each adjusting rod (4) positioned in the left sleeve (1) and the right sleeve (2), a limiting block (6) is arranged at one end of each adjusting rod (4) far away from the inner pressing plate (3), and the outer diameter of each limiting block (6) is larger than that of each adjusting rod (4); spring (5) is sleeved on adjusting rod (4) between limiting block (6) and the outer surface of left sleeve (1) and the outer surface of right sleeve (2) at the corresponding positions, one end of spring (5) is fixed on limiting block (6), and the other end of spring (5) is located on the corresponding left sleeve (1) and right sleeve (2).

2. The fixing device for the sampling tube of the air-breathing smoke-sensing fire early warning device according to claim 1, wherein: the outer claws (13) extend from the bottom end of the left sleeve (1) to the top end of the left sleeve (1), and the heights of the outer claws (13) are gradually increased in the extending process; the free end of the outer claw (13) extends out of the top end of the left sleeve (1).

3. The fixing device for the sampling tube of the air-breathing smoke-sensing fire early warning device according to claim 2, wherein: the inner surface of the left sleeve (1) is provided with a left reinforcing rib (12) integrated with the left sleeve, the left reinforcing rib (12) comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are intersected on the inner surface of the left sleeve (1); the left lightening holes (11) are located in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs.

4. The device for fixing a sampling tube of an air-breathing smoke-sensing fire early warning device according to claim 3, wherein: the inner surface of the right sleeve (2) is provided with a right reinforcing rib (22) integrated with the right sleeve, the right reinforcing rib (22) comprises a circumferential reinforcing rib and a radial reinforcing rib, and the circumferential reinforcing rib and the radial reinforcing rib are intersected on the inner surface of the right sleeve (2); the right lightening holes (21) are positioned in a grid area formed by the circumferential reinforcing ribs and the radial reinforcing ribs.

5. The device for fixing the sampling tube of the air-breathing smoke-sensing fire early warning device according to claim 4, wherein: the inner pressing plate (3) is of a rectangular plate structure made of rubber materials, and the bottom surface of the inner pressing plate (3) is an arc-shaped surface which is sunken towards the direction of the adjusting rod (4).

6. The device for fixing a sampling tube of an air-breathing smoke-sensing fire early warning device according to claim 5, wherein: the inner pressing plate (3) and the adjusting rod (4) adopt a splicing connection form.

7. The device for fixing a sampling tube of an air-breathing smoke-sensing fire early warning device according to claim 6, wherein: the adjusting rod (4) and the limiting block (6) are fixed by welding, one end of the spring (5) is inserted into the limiting block (6), and the other end of the spring (5) is inserted into the left sleeve (1) and the right sleeve (2) at the corresponding positions.