Urban pipeline anti-freezing device

Abstract

The utility model discloses an urban pipeline anti-freezing device which comprises a first pipeline and a second pipeline, an opening cover is arranged outside the second pipeline, a heat preservation layer is arranged at the bottom end inside the opening cover, a main shaft is arranged on one side of the bottom end of the heat preservation layer and connected with a first supporting rod, and a rotating shaft is arranged at the other end of the first supporting rod and provided with a second supporting rod. A torsional spring is arranged between the two supporting rods; one end, far away from the arc-shaped plate, of the placement plate is connected with a connecting rod; a reset spring is arranged at the top end of the connecting rod; a convex block is arranged at the bottom end of the heat preservation layer; a poke needle is arranged at the bottom end of the rotating shaft, and a water ball is arranged in the containing bag and close to the arc-shaped plate. The anti-freezing device is triggered through freezing expansion of the water pipe, so that the water-meeting self-heating substance can be in contact with water to dissipate heat, and the freezing pipeline part can be heated more quickly.

Description

Technical Field

[0001] The utility model relates to an antifreeze device, in particular to an urban pipeline antifreeze device, belonging to the technical field of pipeline antifreeze. Background Art

[0002] Pipes are an important building material required for urban construction. In the low temperature outdoor environment in winter, once ice forms inside the pipes, the pipes will crack, so antifreeze protection of pipes is extremely important.

[0003] After searching, Chinese patent number CN215445535U discloses an antifreeze pipe, in which a heating layer is provided on the outer wall of the first pipe, and the heating layer is spirally coiled on the outer wall of the first pipe to effectively wrap the first pipe. The heating of the heating wire allows the inside of the pipe to be controlled at a non-freezing temperature to prevent the pipe from freezing. At the same time, an insulation layer and a foaming layer are provided on the outside of the heating layer to effectively achieve thermal insulation and ensure the normal use of the pipe in a low-temperature environment. However, the antifreeze device in the above patent product is a heating wire. The laying area of ​​urban water pipes is large, and the heating wire is expensive to heat, and the loss is large. It is impossible to determine the frozen position, and it is impossible to heat and thaw the frozen part. Utility Model Content

[0004] The purpose of the utility model is to provide a city pipeline antifreeze device in order to solve the above problems.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: an urban pipeline antifreeze device, comprising a first pipeline and a second pipeline, an antifreeze mechanism is arranged between the first pipeline and the second pipeline, the antifreeze mechanism comprises an opening cover, a thermal insulation layer, a main shaft, a first support rod, a rotating shaft, a second support rod, a rotating shaft, an arc plate, a placement plate, a torsion spring, a connecting rod, a reset spring, a rubber pad, a convex block, a placement pocket, a poking needle and a water ball, an opening cover is arranged on the outside of the second pipeline, a thermal insulation layer is arranged on the inner bottom end of the opening cover, a main shaft is arranged on one side of the bottom end of the thermal insulation layer, a first support rod is connected to the main shaft, a rotating shaft is arranged on the end of the first support rod away from the main shaft, and a second support rod is arranged on the side of the rotating shaft away from the first support rod The cam is connected with the second supporting rod at one end away from the rotating shaft, and the cam is connected with the second supporting rod at one end away from the rotating shaft, and a placement plate is provided at one end of the arc plate away from the rotating shaft. A torsion spring is connected between the first supporting rod and the second supporting rod, and a connecting rod is connected with one end of the placement plate away from the arc plate. A return spring is connected between the top of the connecting rod and the thermal insulation layer, and a rubber pad is provided on the return spring and the side of the connecting rod close to the placement plate. A protruding block is provided at one end of the bottom of the thermal insulation layer away from the main shaft, and a placement pocket is connected between the protruding block and the placement plate. A poking pin is provided at the bottom end of the rotating shaft, and a water ball is provided inside the placement pocket and close to the position of the arc plate.

[0006] Preferably, the main shaft is fixedly connected to the insulation layer, the main shaft is hinged to the first support rod, the first support rod is fixedly connected to the rotating shaft, the rotating shaft is hinged to the second support rod, the rotating shaft is hinged to the arc plate, the arc plate is fixedly connected to the placement plate, and the placement plate is hinged to the connecting rod.

[0007] Preferably, two ends of the torsion spring are connected to the first support rod and the second support rod.

[0008] Preferably, the first pipeline is arranged inside the second pipeline, and a self-heating substance that comes into contact with water is provided between the arc plate and the placement plate.

[0009] Preferably, a pressing block is provided at the top end of the first pipe near the connecting rod, and the pressing block is arranged in a semicircular shape.

[0010] Preferably, a waterproof layer is provided on the outside of the first pipe and inside the second pipe.

[0011] The beneficial effects of the utility model are as follows: in view of the problem that the antifreeze device in the above-mentioned patented product is a heating wire, the urban water pipe laying area is large, the heating cost of using the heating wire is high, and the loss is large, and the freezing position cannot be determined, and the frozen part cannot be heated and thawed. The utility model adds another pipeline outside the urban pipeline and adds an antifreeze mechanism between the two pipelines. The antifreeze device is triggered by the freezing expansion of the water pipe, so that the self-heating material in contact with water can contact with water to dissipate heat, and the frozen pipeline part can be heated more quickly. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 This is a three-dimensional diagram of the overall structure of an urban pipeline antifreeze device proposed by the utility model;

[0013] Figure 2 This is a cross-sectional view of the overall structure of an urban pipeline antifreeze device proposed by the utility model;

[0014] Figure 3 This is an enlarged cross-sectional view of the structure of an urban pipeline antifreeze device proposed by the utility model;

[0015] Figure 4 This is an enlarged structural cross-section diagram of an urban pipeline antifreeze device proposed by the utility model.

[0016] In the figure: 1. first pipeline; 2. second pipeline; 3. antifreeze mechanism; 301. open cover; 302. insulation layer; 303. main shaft; 304. first support rod; 305. rotating shaft; 306. second support rod; 307. rotating shaft; 308. arc plate; 309. placement plate; 310. torsion spring; 311. connecting rod; 312. return spring; 313. rubber pad; 314. raised block; 315. placement pocket; 316. poking needle; 317. water ball; 4. pressing block; 5. waterproof layer; 6. self-heating substance when in contact with water. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-4As shown, an urban pipeline antifreeze device comprises a first pipeline 1 and a second pipeline 2, an antifreeze mechanism 3 is arranged between the first pipeline 1 and the second pipeline 2, and the antifreeze mechanism 3 comprises an opening cover 301, an insulation layer 302, a main shaft 303, a first support rod 304, a rotating shaft 305, a second support rod 306, a rotating shaft 307, an arc plate 308, a placement plate 309, a torsion spring 310, a connecting rod 311, a reset spring 312, a rubber pad 313, a convex block 314, and a placement pocket 315. 15, a poking needle 316 and a water ball 317, an opening cover 301 is provided on the outside of the second pipe 2, a heat preservation layer 302 is provided on the inner bottom end of the opening cover 301, a main shaft 303 is provided on one side of the bottom end of the heat preservation layer 302, a first support rod 304 is connected to the main shaft 303, a rotating shaft 305 is provided on one end of the first support rod 304 away from the main shaft 303, a second support rod 306 is provided on the side of the rotating shaft 305 away from the first support rod 304, and the second support rod 306 is provided on the other side of the rotating shaft 305 away from the first support rod 304. A rotating shaft 307 is provided at one end of the rotating shaft 306 away from the rotating shaft 305, an arc plate 308 is provided at one end of the rotating shaft 307 away from the second supporting rod 306, a placing plate 309 is provided at one end of the arc plate 308 away from the rotating shaft 307, a torsion spring 310 is connected between the first supporting rod 304 and the second supporting rod 306, a connecting rod 311 is connected at one end of the placing plate 309 away from the arc plate 308, and the top of the connecting rod 311 is connected to the thermal insulation layer 304. 02 is connected with a return spring 312, the return spring 312 and the connecting rod 311 are provided with a rubber pad 313 on the side close to the placement plate 309, a protrusion block 314 is provided at the end of the bottom of the insulation layer 302 away from the main shaft 303, a placement pocket 315 is connected between the protrusion block 314 and the placement plate 309, a poking needle 316 is provided at the bottom end of the rotating shaft 307, and a water ball 317 is provided inside the placement pocket 315 and close to the arc plate 308.

[0019] The main shaft 303 is fixedly connected to the insulation layer 302, the main shaft 303 is hinged to the first support rod 304, the first support rod 304 is fixedly connected to the rotating shaft 305, the rotating shaft 305 is hinged to the second support rod 306, the rotating shaft 307 is hinged to the arc plate 308, the arc plate 308 is fixedly connected to the placement plate 309, the placement plate 309 is hinged to the connecting rod 311, and the two ends of the torsion spring 310 are connected to the first support rod 304 and the second support rod 306.

[0020] According to the above embodiments, it should be noted that: configuring the city water pipe as a two-layer water pipe configuration not only improves the safety of the pipe and prevents the pipe from bursting, but also improves the antifreeze performance.

[0021] When the water source inside the first pipe 1 is frozen, the first pipe 1 will be deformed due to the expansion of the volume of the water source inside the water pipe due to freezing and freezing, and the frozen position will bulge outward. At this time, the pressing block 4 will expand outward to press against the bottom end of the connecting rod 311, squeezing the connecting rod 311 upward, compressing the return spring 312, and the rubber pad 313 will be deformed, the placement plate 309 will be unfolded downward, the first support rod 314 and the second support rod 306 will change from the folded position to the unfolded position, the poking needle 316 will move downward to poke the water ball 317, and the water source will flow out, and the self-heating substance 6 that encounters water will also pour out from the inclined arc plate 308, and react chemically with the water inside the placement pocket 315 to generate heat, thereby thawing the frozen water pipe at that position.

[0022] Opening the cover 301 facilitates manual replacement of the placement pocket 315, the water ball 317 and the water-self-heating material 6.

[0023] See also Figure 1-4 As shown, an urban pipeline antifreeze device includes the first pipeline 1 arranged inside the second pipeline 2, a water-self-heating material 6 is arranged between the arc plate 308 and the placement plate 309, a pressing block 4 is arranged at the top of the first pipeline 1 near the connecting rod 311, and the pressing block 4 is arranged in a semicircular shape, and a waterproof layer 5 is arranged on the outside of the first pipeline 1 and inside the second pipeline 2.

[0024] According to the above embodiments, it should be noted that the semicircular setting of the pressing block 4 can allow each of the pressing blocks 4 to press the connecting rod 311 when the first pipe 1 is frozen and deformed, thereby better triggering the antifreeze mechanism 3.

[0025] In summary, the use process of this device is: setting the city water pipes as two-layer water pipes, on the one hand, improves the safety of the pipes and prevents the water pipes from bursting, and on the other hand, also improves the antifreeze performance.

[0026] When the water source inside the first pipe 1 is frozen, the first pipe 1 will be deformed due to the expansion of the volume of the water source inside the water pipe due to freezing and freezing, and the frozen position will bulge outward. At this time, the pressing block 4 will expand outward to press against the bottom end of the connecting rod 311, squeezing the connecting rod 311 upward, compressing the return spring 312, and the rubber pad 313 will be deformed, the placement plate 309 will be unfolded downward, the first support rod 314 and the second support rod 306 will change from the folded position to the unfolded position, the poking needle 316 will move downward to poke the water ball 317, and the water source will flow out, and the self-heating substance 6 that encounters water will also pour out from the inclined arc plate 308, and react chemically with the water inside the placement pocket 315 to generate heat, thereby thawing the frozen water pipe at that position.

[0027] Opening the cover 301 facilitates manual replacement of the placement pocket 315, the water ball 317 and the water-self-heating material 6.

[0028] The semicircular setting of the pressing block 4 allows the arc-shaped setting of the pressing block 4 to press the connecting rod 311 on each side when the first pipe 1 is frozen and deformed, so as to better trigger the antifreeze mechanism 3.

Claims

1. An urban pipeline antifreeze device, comprising a first pipeline (1) and a second pipeline (2), characterized in that: An antifreeze mechanism (3) is provided between the first pipe (1) and the second pipe (2), and the antifreeze mechanism (3) comprises an opening cover (301), a heat-insulating layer (302), a main shaft (303), a first support rod (304), a rotating shaft (305), a second support rod (306), a rotating shaft (307), an arc plate (308), a placement plate (309), a torsion spring (310), a connecting rod (311), a return spring (312), a rubber pad (313), a protruding block (314), a placement pocket (315), a poking needle (316), and a water ball (317). ), an opening cover (301) is provided on the outside of the second pipe (2), a heat-insulating layer (302) is provided on the inner bottom end of the opening cover (301), a main shaft (303) is provided on one side of the bottom end of the heat-insulating layer (302), a first support rod (304) is connected to the main shaft (303), a rotating shaft (305) is provided on one end of the first support rod (304) away from the main shaft (303), a second support rod (306) is provided on one side of the rotating shaft (305) away from the first support rod (304), and the second support rod (306) is away from the rotating shaft (30 5) is provided with a rotating shaft (307), an end of the rotating shaft (307) away from the second supporting rod (306) is provided with an arc plate (308), an end of the arc plate (308) away from the rotating shaft (307) is provided with a placement plate (309), a torsion spring (310) is connected between the first supporting rod (304) and the second supporting rod (306), an end of the placement plate (309) away from the arc plate (308) is connected with a connecting rod (311), and the top end of the connecting rod (311) is connected to the thermal insulation layer (302). A return spring (312) is provided, and a rubber pad (313) is provided on the side of the return spring (312) and the connecting rod (311) close to the placement plate (309); a protruding block (314) is provided at the end of the bottom of the thermal insulation layer (302) away from the main shaft (303); a placement pocket (315) is connected between the protruding block (314) and the placement plate (309); a poking needle (316) is provided at the bottom end of the rotating shaft (307); and a water ball (317) is provided inside the placement pocket (315) and close to the arc plate (308).

2. The urban pipeline antifreeze device according to claim 1 is characterized in that: The main shaft (303) is fixedly connected to the insulation layer (302), the main shaft (303) is hinged to the first support rod (304), the first support rod (304) is fixedly connected to the rotating shaft (305), the rotating shaft (305) is hinged to the second support rod (306), the rotating shaft (307) is hinged to the arc plate (308), the arc plate (308) is fixedly connected to the placement plate (309), and the placement plate (309) is hinged to the connecting rod (311).

3. The urban pipeline antifreeze device according to claim 1 is characterized in that: Two ends of the torsion spring (310) are connected to the first support rod (304) and the second support rod (306).

4. The urban pipeline antifreeze device according to claim 1 is characterized in that: The first pipe (1) is arranged inside the second pipe (2), and a self-heating substance (6) that comes into contact with water is provided between the arc plate (308) and the placement plate (309).

5. The urban pipeline antifreeze device according to claim 4 is characterized in that: A pressing block (4) is provided at the top end of the first pipe (1) near the connecting rod (311), and the pressing block (4) is arranged in a semicircular shape.

6. The urban pipeline antifreeze device according to claim 5, characterized in that: A waterproof layer (5) is provided on the outside of the first pipe (1) and inside the second pipe (2).

Images