CN108181058B - Poultry and livestock house sealing detection frame and detection method - Google Patents

Abstract

The invention discloses a livestock house sealing detection frame and a detection method, and relates to the field of livestock breeding equipment. The beneficial effects of the invention are as follows: the force storage component is easier to operate in a pedal mode, matches are placed in the ignition channel when the color chimney is ignited, ignition process personnel and the color chimney are completely isolated, the ignited color chimney automatically triggers ejection during ejection, and the whole process operation personnel are very safe. By observing the sealing condition of the livestock house by means of the color chimney, the air leakage point of the wall body can be seen more conveniently.

Description

Poultry and livestock house sealing detection frame and detection method

Technical Field

The invention relates to the field of livestock breeding equipment, in particular to a livestock house sealing detection frame and a detection method.

Background

Large-scale livestock breeding mostly adopts the arrangement of a fence in a special livestock house for indoor breeding, so that the breeding efficiency is higher. Ventilation and insulation of the poultry house is important in order to provide a good growing environment for the animals to be bred, especially in winter, if the poultry house leaks out, the animals in the poultry house can be directly affected.

Traditional poultry house air leakage detection often adopts temperature sensing props, such as devices like an infrared sensing temperature gun or a temperature sensing camera, but the devices often reflect the temperature change difference of a certain area, are more influenced by external factors and are larger, and the equipment cost is slightly high.

Disclosure of Invention

In order to achieve the above object, the present invention provides a livestock shed sealing detection frame and a detection method thereof.

The technical scheme is that the color smoke is burnt outside the livestock house, and the condition of the color smoke is observed, so that the sealing condition of the livestock house is known.

The utility model provides a sealed detection frame of beasts and birds house, includes the carriage that the level set up, carriage and plummet sliding connection who sets up above that, and the various chimney that can ignite the spraying smog is placed on the plummet, and the one end of carriage sets up the ejection mechanism that can launch the plummet along the carriage to other end;

the other end of the sliding frame is provided with a rebound mechanism which can rebound the bearing table.

Preferably, the sliding frame comprises two parallel horizontal rods, and the two horizontal rods are round rods; the two ends of the device are respectively provided with a balancing weight;

the bearing table comprises a main support plate, through holes capable of horizontally penetrating through the two horizontal rods are reserved in the main support plate, a barrel sleeve for placing the color smoke tube is arranged on the upper surface of the main support plate, an opening is formed in one side of the upper part of the barrel sleeve, an ignition channel is fixedly arranged on the outer side of the opening, a one-way door is arranged at an inlet of the ignition channel, and the one-way door can only be opened from the outer side to the inner side of the ignition channel; the main support plate and the horizontal rod are axially in the same direction, and ratchet bars are respectively arranged on two sides of the main support plate and the horizontal rod.

Preferably, the ejection mechanism is arranged at one end of the sliding frame and comprises a pedal arranged at one side of the balancing weight and positioned above the horizontal rod, one end of the pedal is hinged with the side wall of the balancing weight, the other end of the pedal is a free end, and a torsion spring for assisting the pedal to reset is arranged at the hinged position of the pedal; the lower side of the pedal faces the ratchet bar, the poking pawl comprises a fixed part fixedly connected with the pedal and a pawl part hinged with the bottom end of the fixed part, a torsion spring is arranged at the hinge position of the pawl part and the fixed part, and a limiting block is arranged at one side of the pawl part facing the pre-ejection direction of the bearing table; i.e. the pawl portion can only rotate to one side;

the ejection mechanism further comprises a spring sleeved on the horizontal rod, one end of the spring is fixedly connected with the balancing weight, and the other end of the spring faces the bearing table;

one side of the balancing weight, which is opposite to the pedal, is correspondingly provided with a limiting hook, one end of the limiting hook is in rotary connection with a shaft lever vertically arranged on one side of the balancing weight, one end of a hook body of the limiting hook is corresponding to teeth of the balancing weight, and a torsional spring is arranged at the hinge position of the limiting hook and the balancing weight; the limiting hook can rotate in the horizontal direction, the hook body of the limiting hook corresponds to the tooth of the ratchet bar, and one side of the tooth is hooked by the hook body to lock the ratchet bar; an unlocking plate is arranged between the limiting hook and the ratchet bar, the upper side of the unlocking plate is fixedly connected with an unlocking plate which is horizontally arranged, and the unlocking plate is in sliding connection with an unlocking bracket which is fixedly arranged on the balancing weight; the moving direction is the radial direction moving horizontally to the horizontal rod; the connecting mode is that two horizontal plates are fixedly arranged on the unlocking plate in parallel, and the horizontal plates are inserted into through holes correspondingly arranged on the unlocking bracket;

the force accumulating assembly is formed by the upper complaint assembly, when ejection is needed, the ratchet bar is stirred by the pedal so as to compress the spring, and the bearing table is moved to a position where the spring is fully accumulated; corresponding to the barrel sleeve at the position, a barrel cover capable of being buckled on the barrel sleeve and an excitation mechanism connected with the barrel cover are arranged, and the limit hooks are released from the bearing table through the linkage unlocking plate of the excitation mechanism.

Preferably, the excitation mechanism comprises one end of a connecting rod fixedly connected with the cylinder cover, the lower side of the middle part of the connecting rod is hinged with the upper end of the unlocking bracket, the other end of the connecting rod is hinged with a vertically arranged extrusion rod, the bottom end of the extrusion rod is in sliding connection with a vertically arranged unlocking rod, and one side of the unlocking rod is attached to the unlocking bracket and can slide in the vertical direction; the top of the unlocking rod is provided with a top plate, and the bottom end of the extrusion rod is in sliding connection with the upper surface of the ejector rod and can slide in the horizontal direction; the unlocking rod bottom is located between unlocking plate and the unlocking support, and the unlocking rod bottom sets up the boss of slope towards unlocking plate, and boss inclined plane and unlocking plate upper surface become acute angle contained angle, boss inclined plane and unlocking plate edge laminating.

Preferably, the rebound mechanism comprises a power storage component symmetrical to the ejection mechanism, and a spring of the rebound mechanism is fixedly connected with a push plate towards one end of the ejection mechanism; the rebound mechanism locks the corresponding ratchet bar through the rebound locking hook, the upper side of the rebound locking hook is fixedly provided with a hemispherical bump, the spherical surface of the hemispherical bump is vertically upwards, and the depth of the spherical edge of the hemispherical bump extending towards the horizontal rod is equal to the depth of the hook body of the rebound locking hook extending towards the horizontal rod;

the upper side of the ratchet bar on the same side of the rebound locking hook is provided with a rebound unlocking block, the rebound unlocking block corresponds to the hemispherical convex block, and the rebound locking hook is shifted to rotate and unlock by extruding the hemispherical convex block from inside to outside.

A poultry house seal detection method based on a poultry house seal detection frame comprises the following steps:

s1, selecting weather without wind and rain, placing the device on the outer side of a wall body of a livestock house to be detected, and arranging the device along the direction of the wall body;

s2, moving the bearing table to one side of the ejection mechanism, and poking the pawl to poke the ratchet bar;

s3, reciprocating treading the pedal to compress the spring to store the force;

s4, placing a color chimney in the sleeve, and buckling a sleeve cover;

s5, putting a burnt match in the ignition channel, and ejecting the bearing table along the horizontal rod under the action of the spring;

s6, triggering the rebound mechanism to move in the reverse direction when the bearing table moves to the other end of the horizontal rod;

s7, observing whether colored smoke flows in or not in the livestock house and observing the direction of the colored smoke outdoors in the livestock house, so as to know whether a place with poor sealing exists.

The technical scheme provided by the embodiment of the invention has the beneficial effects that: the force storage component is easier to operate in a pedal mode, matches are placed in the ignition channel when the color chimney is ignited, ignition process personnel and the color chimney are completely isolated, the ignited color chimney automatically triggers ejection during ejection, and the whole process operation personnel are very safe.

By observing the sealing condition of the livestock house by means of the color chimney, the air leakage point of the wall body can be seen more conveniently.

Drawings

Fig. 1 is a schematic diagram of the overall structure of an embodiment of the present invention.

Fig. 2 is a partial enlarged view of a of fig. 1.

Fig. 3 is a schematic diagram of the overall structure of the second embodiment of the present invention.

Fig. 4 is a partial enlarged view of B of fig. 3.

FIG. 5 is an enlarged view of part C of FIG. 3

FIG. 6 is an enlarged view of a carrying platform according to an embodiment of the invention

Wherein, the reference numerals are as follows: 1. a carriage; 101. a horizontal bar; 102. balancing weight; 2. a carrying platform; 201. a main support plate; 202. a sleeve; 203. an ignition channel; 204. a one-way door; 205. a ratchet bar; 206. rebound unlocking block; 3. an ejection mechanism; 301. a pedal; 302. a pawl is poked; 303. a pawl portion; 304. a spring; 305. a limit hook; 306. unlocking the sheet; 307. unlocking plate; 308. unlocking the bracket; 309. a cylinder cover; 310. a connecting rod; 311. an extrusion rod; 312. unlocking the rod; 4. a rebound mechanism; 401. a push plate; 402. hemispherical bumps; 403. a rebound locking hook.

Detailed Description

The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. Of course, the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

Referring to fig. 1 to 6, the invention provides a livestock house seal detection frame, which comprises a horizontally arranged sliding frame 1, wherein the sliding frame 1 is in sliding connection with a bearing table 2 arranged on the sliding frame 1, a color chimney capable of igniting spraying smoke is arranged on the bearing table 2, and one end of the sliding frame 1 is provided with an ejection mechanism 3 capable of ejecting the bearing table 2 to the other end along the sliding frame 1;

the other end of the carriage 1 is provided with a rebound mechanism 4 which can rebound the loading table 2.

Preferably, the sliding rack 1 includes two parallel horizontal rods 101, and both horizontal rods 101 are round rods; the two ends of the weight are respectively provided with a balancing weight 102;

the bearing table 2 comprises a main support 201, through holes capable of horizontally penetrating through the two horizontal rods 101 are reserved in the main support 201, a barrel sleeve 202 for placing color smoke barrels is arranged on the upper surface of the main support 201, an opening is formed in one side of the upper part of the barrel sleeve 202, an ignition channel 203 is fixedly arranged outside the opening, a one-way door 204 is arranged at an inlet of the ignition channel 203, and the one-way door 204 can only be opened from the outer side to the inner side of the ignition channel 203; the main support 201 and the horizontal rod 101 are axially in the same direction, and the two sides of the main support are respectively provided with a ratchet bar 205. The opening of the ignition channel 203 inside the connecting sleeve 202 is higher than the height of a common color chimney.

Preferably, the ejection mechanism 3 is disposed at one end of the sliding frame 1, and includes a pedal 301 disposed at one side of the balancing weight 102 and above the horizontal rod 101, one end of the pedal 301 is hinged with a sidewall of the balancing weight 102, the other end is a free end, and a torsion spring for assisting the pedal 301 to reset is disposed at the hinge position; the lower side of the pedal 301 faces the ratchet bar 205, the toggle pawl 302 comprises a fixed part fixedly connected with the pedal 301 and a pawl part 303 hinged with the bottom end of the fixed part, a torsion spring is arranged at the hinge position of the pawl part 303 and the fixed part, and a limiting block is arranged at one side of the pawl part 303 facing the pre-ejection direction of the bearing table 2; that is, the pawl portion 303 can be rotated only to one side;

the ejection mechanism 3 further comprises a spring 304 sleeved on the horizontal rod 101, one end of the spring 304 is fixedly connected with the balancing weight 102, and the other end faces the bearing table 2;

a limiting hook 305 is arranged on one side of the balancing weight 102 opposite to the pedal 301 and corresponds to the other ratchet bar 205, one end of the limiting hook is in rotary connection with a shaft rod vertically arranged on one side of the balancing weight 102, one end of a hook body corresponds to teeth of the ratchet bar 205, and a torsion spring is arranged at the hinge position of the limiting hook 305 and the balancing weight 102; namely, the limiting hook 305 can rotate in the horizontal direction, the hook body of the limiting hook 305 corresponds to the teeth of the ratchet bar 205, and one side of the teeth is hooked by the hook body to lock the ratchet bar 205; an unlocking plate 306 is arranged between the limiting hook 305 and the ratchet bar 205, an unlocking plate 307 which is horizontally arranged is fixedly connected to the upper side of the unlocking plate 306, and the unlocking plate 307 is in sliding connection with an unlocking bracket 308 which is fixedly arranged on the balancing weight 102; the moving direction is the radial direction moving horizontally to the horizontal rod 101; the connecting mode is that two horizontal plates are fixedly arranged on the unlocking plate 307 in parallel, and the horizontal plates are inserted into through holes correspondingly arranged on the unlocking bracket 308;

the force accumulating assembly is formed by the upper complaint assembly, when ejection is needed, the ratchet bar 205 is stirred by the pedal 301 so as to compress the spring 304, and the bearing table 2 is moved to a position where the spring 304 fully accumulates force; corresponding to the sleeve 202 in this position, a sleeve cover 309 capable of being fastened to the sleeve 202, and an excitation mechanism connected to the sleeve cover 309 are provided, and the limit hook 305 is released from the loading table 2 by the excitation mechanism interlocking with the unlocking plate 307.

Preferably, the excitation mechanism includes one end of a connecting rod 310 fixedly connected with the cylinder cover 309, the lower side of the middle part of the connecting rod 310 is hinged with the upper end of the unlocking bracket 308, the other end is hinged with a vertically arranged extrusion rod 311, the bottom end of the extrusion rod 311 is slidably connected with a vertically arranged unlocking rod 312, and one side of the unlocking rod 312 is attached to the unlocking bracket 308 and can slide in the vertical direction; the top of the unlocking rod 312 is provided with a top plate, and the bottom end of the extrusion rod 311 is connected with the upper surface of the ejector rod in a sliding way and can slide in the horizontal direction; the bottom end of the unlocking rod 312 is located between the unlocking plate 307 and the unlocking support 308, the bottom end of the unlocking rod 312 is provided with an inclined boss towards the unlocking plate 307, the inclined plane of the boss forms an acute angle with the upper surface of the unlocking plate 307, and the inclined plane of the boss is attached to the edge of the unlocking plate 307.

Preferably, the resilient mechanism 4 comprises a power storage component symmetrical to the ejection mechanism 3, and a spring 304 of the resilient mechanism 4 is fixedly connected with a push plate 401 towards one end of the ejection mechanism 3; the rebound mechanism 4 locks the corresponding ratchet bar through the rebound locking hook 403, a hemispherical convex block 402 is fixedly arranged on the upper side of the rebound locking hook 403, the spherical surface of the hemispherical convex block 402 is vertically upwards, and the depth of the hemispherical convex block extending towards the horizontal rod 101 towards the spherical edge of the horizontal rod 101 is equal to the depth of the hook body extending of the rebound locking hook 403;

the upper sides of the ratchet bars 205 on the same side of the bearing table 2 and the rebound locking hooks 403 are provided with rebound unlocking blocks 206, the rebound unlocking blocks 206 correspond to the hemispherical bumps 402, and the rebound locking hooks 403 are shifted to rotate and unlock by extruding the hemispherical bumps from inside to outside.

A poultry house air leakage detection method based on a poultry house sealing detection frame comprises the following steps:

s1, selecting weather without wind and rain, placing the device on the outer side of a wall body of a livestock house to be detected, and arranging the device along the direction of the wall body;

s2, moving the bearing table 2 to one side of the ejection mechanism 3, and poking the pawl 302 can poke the ratchet bar 205;

s3, reciprocating the pedal 301 to enable the spring 304 to compress the power;

s4, placing a color chimney in the chimney sleeve 202, and buckling the chimney cover 309;

s5, putting a burnt match in the ignition channel 203, and ejecting the bearing table 2 along the horizontal rod 101 under the action of the spring 304;

s6, triggering the rebound mechanism 4 to move in the opposite direction when the bearing table 2 moves to the other end of the horizontal rod 101;

s7, observing whether colored smoke flows in or not in the livestock house and observing the direction of the colored smoke outdoors in the livestock house, so as to know whether a place with poor sealing exists.

When the invention is used, firstly, the bearing table 2 is moved to one side of the ejection mechanism 3, and the ratchet bar 205 can be moved by the poking pawl 302; reciprocating pedal 301, causing spring 304 to compress the stored force; placing a color chimney in the chimney sleeve 202, and buckling the chimney cover 309; the ignited matches are put in the ignition channel 203, the matches ignite the color chimney, after the color chimney is ignited, under the action of smoke, the cylinder cover 309 drives the limit hook 305 to unlock, and the bearing table 2 is ejected out under the action of the spring 304;

when the loading table 2 moves to the rebound mechanism 4, the rebound unlocking piece 206 presses the hemispherical projection 402 to the outside, so that the rebound locking hook releases the spring of the rebound mechanism 4 to rebound the loading table 2.

The whole process bearing table 2 reciprocates back and forth along the horizontal rod 101, so that the smoke is fully dispersed for observation.

It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other.

In the description of the invention, it should be understood that the terms "center," "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships that are based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the invention and simplify the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operate in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the invention, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the creation of the present invention can be understood by those of ordinary skill in the art in a specific case.

The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims (3)

1. The utility model provides a sealed detection frame of beasts and birds house, its characterized in that includes the carriage (1) of horizontal setting, carriage (1) and plummer (2) sliding connection who sets up above that, place the various chimney that can ignite the spraying smog on plummer (2), the one end of carriage (1) sets up catapulting mechanism (3) that can launch plummer (2) to other one end along carriage (1);

the other end of the sliding frame (1) is provided with a rebound mechanism (4) capable of rebounding the bearing table (2);

the sliding frame (1) comprises two parallel horizontal rods (101), and the two horizontal rods (101) are round rods; the two ends of the device are respectively provided with a balancing weight (102);

the bearing table (2) comprises a main support plate (201), through holes capable of horizontally penetrating through the two horizontal rods (101) are reserved in the main support plate (201), a barrel sleeve (202) for placing color smoke barrels is arranged on the upper surface of the main support plate (201), an opening is formed in one side of the upper portion of the barrel sleeve (202), an ignition channel (203) is fixedly arranged on the outer side of the opening, a one-way door (204) is arranged at the inlet of the ignition channel (203), and the one-way door (204) can be opened from the outer side of the ignition channel (203) to the inner side only; the main support plate (201) and the horizontal rod (101) are axially in the same direction, and ratchet bars (205) are respectively arranged on two sides of the main support plate;

the ejection mechanism (3) is arranged at one end of the sliding frame (1) and comprises a pedal (301) arranged at one side of the balancing weight (102) and above the horizontal rod (101), one end of the pedal (301) is hinged with the side wall of the balancing weight (102), the other end of the pedal is a free end, and a torsion spring for assisting the pedal (301) to reset is arranged at the hinged position of the pedal; the lower side surface of the pedal (301) faces the ratchet bar (205) and is provided with a poking pawl (302), the poking pawl (302) comprises a fixed part fixedly connected with the pedal (301) and a pawl part (303) hinged with the bottom end of the fixed part, a torsion spring is arranged at the hinged position of the pawl part (303) and the fixed part, and a limiting block is arranged at one side of the pawl part (303) facing the pre-ejection direction of the bearing table (2); the pawl part (303) can only rotate towards one side;

the ejection mechanism (3) further comprises a spring (304) sleeved on the horizontal rod (101), one end of the spring (304) is fixedly connected with the balancing weight (102), and the other end faces the bearing table (2);

a limiting hook (305) is arranged on one side of the balancing weight (102) opposite to the pedal (301) and corresponds to the other ratchet bar (205), one end of the limiting hook is in rotary connection with a shaft rod vertically arranged on one side of the balancing weight (102), one end of a hook body corresponds to teeth of the ratchet bar (205), and a torsion spring is arranged at the hinge joint position of the limiting hook (305) and the balancing weight (102); the limiting hook (305) can rotate in the horizontal direction, the hook body of the limiting hook (305) corresponds to the teeth of the ratchet bar (205), and one side of the teeth is hooked by the hook body to lock the ratchet bar (205); an unlocking plate (307) which is horizontally arranged is fixedly connected to the upper side of the unlocking plate (306), and the unlocking plate (307) is in sliding connection with an unlocking bracket (308) which is fixedly arranged on the balancing weight (102); the moving direction is the radial direction moving horizontally to the horizontal rod (101); the connecting mode is that two horizontal plates are fixedly arranged on an unlocking plate (307) in parallel, and the horizontal plates are inserted into through holes correspondingly arranged on an unlocking bracket (308);

when ejection is needed, the ratchet bar (205) is stirred by the pedal (301) so as to compress the spring (304), so that the bearing table (2) moves to a position where the spring (304) fully stores force; corresponding to the barrel sleeve (202) at the position, a barrel cover (309) capable of being buckled on the barrel sleeve (202) and an excitation mechanism connected with the barrel cover (309) are arranged, and the limit hooks (305) release the bearing table (2) through the linkage unlocking plate (307) of the excitation mechanism;

the rebound mechanism (4) comprises a power storage component which is symmetrical to the ejection mechanism (3), and a spring (304) of the rebound mechanism (4) is fixedly connected with a push plate (401) towards one end of the ejection mechanism (3); the rebound mechanism (4) locks the corresponding ratchet bar through the rebound locking hook (403), the upper side of the rebound locking hook (403) is fixedly provided with a hemispherical convex block (402), the spherical surface of the hemispherical convex block (402) is vertically upwards, and the depth of the spherical edge of the hemispherical convex block, which faces the horizontal rod (101), extending towards the horizontal rod (101) is equal to the depth of the hook body of the rebound locking hook (403);

the upper sides of the ratchet bars (205) on the same side of the bearing table (2) and the rebound locking hooks (403) are provided with rebound unlocking blocks (206), the rebound unlocking blocks (206) correspond to the hemispherical convex blocks (402), and the rebound locking hooks (403) are shifted to rotate and unlock by extruding the hemispherical convex blocks from inside to outside.

2. The livestock shed sealing detection frame according to claim 1, wherein the excitation mechanism comprises one end of a connecting rod (310) fixedly connected with the cylinder cover (309), the lower side of the middle part of the connecting rod (310) is hinged with the upper end of the unlocking bracket (308), the other end of the connecting rod is hinged with a vertically arranged extrusion rod (311), the bottom end of the extrusion rod (311) is in sliding connection with a vertically arranged unlocking rod (312), and one side of the unlocking rod (312) is attached to the unlocking bracket (308) and can slide in the vertical direction; the top of the unlocking rod (312) is provided with a top plate, and the bottom end of the extrusion rod (311) is connected with the upper surface of the ejector rod in a sliding way and can slide in the horizontal direction; the bottom end of the unlocking rod (312) is positioned between the unlocking plate (307) and the unlocking support (308), an inclined boss is arranged at the bottom end of the unlocking rod (312) towards the unlocking plate (307), an acute angle is formed between the boss inclined plane and the upper surface of the unlocking plate (307), and the boss inclined plane is attached to the edge of the unlocking plate (307).

3. A method for detecting the seal of a livestock house based on the livestock house seal detecting frame according to claim 1, characterized in that,

s1, selecting weather without wind and rain, placing the device on the outer side of a wall body of a livestock house to be detected, and arranging the device along the direction of the wall body;

s2, moving the bearing table (2) to one side of the ejection mechanism (3), and poking the pawl (302) to poke the ratchet bar (205);

s3, reciprocating the pedal (301), so that the spring (304) compresses the power;

s4, placing a color chimney in the chimney sleeve (202) and buckling the chimney cover (309);

s5, putting a burnt match in the ignition channel (203), and ejecting the bearing table (2) along the horizontal rod (101) under the action of the spring (304);

s6, triggering the rebound mechanism (4) to move in the opposite direction when the bearing table (2) moves to the other end of the horizontal rod (101);

s7, observing whether colored smoke flows in or not in the livestock house and observing the direction of the colored smoke outdoors in the livestock house, so as to know whether a place with poor sealing exists.

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