CN214889451U

CN214889451U - Hose capable of preventing water from flowing backwards

Info

Publication number: CN214889451U
Application number: CN202121704868.1U
Authority: CN
Inventors: 王凯
Original assignee: Yuyao Yumingding Pipe Industry Co ltd
Current assignee: Yuyao Yumingding Pipe Industry Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2021-11-26
Anticipated expiration: 2031-07-26

Abstract

The utility model provides a hose for preventing water from flowing backwards, which comprises a corrugated pipe main body, a receiving flange joint, an external nut, a step groove and a backflow stopping control part, wherein the outer walls at two ends of the corrugated pipe main body are fixedly connected with the receiving flange joint; an insertion cylinder block is inserted in the step groove, a water inlet hole is formed in the outer wall of one end of the insertion cylinder block in a penetrating mode, a blocking block is arranged in the insertion cylinder block, and a connecting rod is connected to the outer wall of the middle of one side of the blocking block; the utility model discloses a set up on the basis of traditional bellows and end the controlling part that flows backwards, the structure is comparatively simple, can assemble on traditional bellows, and it is convenient to assemble, ends the setting of flowing backwards controlling part, makes the bellows have one-way mobility, makes the bellows have the ability that prevents water backflow, plays the effect that guarantee drinking water safety and electrical equipment are safe.

Description

Hose capable of preventing water from flowing backwards

Technical Field

The utility model relates to a water pipe technical field especially relates to a prevent hose of water refluence.

Background

The corrugated pipe is a pipe with a regular wave shape, and the common corrugated pipes comprise carbon steel, stainless steel, steel lining plastic, aluminum and the like; the connecting device is mainly used for non-concentric axial transmission with small bending radius, or irregular turning, stretching, or absorbing thermal deformation of a pipeline, or the like, or is used for connecting the pipeline with the pipeline or connecting the pipeline with equipment in occasions where the fixed elbow is inconvenient to install, and is widely used in daily equipment such as toilets, water tanks, solar water heaters, wall-mounted furnaces and the like; but the current bellows structure is comparatively traditional simple, and the bellows does not have the ability of preventing water refluence, appears the problem of water backward flow easily when equipment such as closestool, water tank, solar water heater use, influences drinking water safety and electrical equipment safety.

SUMMERY OF THE UTILITY MODEL

In view of the above prior art's shortcoming, the utility model aims to provide a prevent hose of water refluence for the bellows structure of solving among the prior art is comparatively traditional simple, and the bellows does not have the ability of preventing water refluence, appears the problem of water backward flow easily when equipment such as closestool, water tank, solar water heater use, influences the problem of drinking water safety and electrical equipment safety.

In order to realize the above-mentioned purpose and other relevant purposes, the utility model provides a prevent hose of water refluence, including bellows main part, accept flange joint, external nut, step groove and end the refluence controlling part, fixedly connected with accepts flange joint on the outer wall at bellows main part both ends, it is equipped with external nut to accept the cover on the outer wall that flange connects, accept and seted up the step groove on the flange joint tip inner wall, the inside in step groove is provided with ends the refluence controlling part.

As the optimized technical scheme, the backflow stopping control comprises an insertion cylinder block, a water inlet hole, a blocking block, a connecting rod, a spring, an end block, an insertion hole and a water outlet, the insertion cylinder block is inserted in the step groove, the water inlet hole is formed in the outer wall of one end of the insertion cylinder block in a through mode, the blocking block is arranged in the insertion cylinder block, the connecting rod is connected to the outer wall of the middle of one side of the blocking block, the spring is sleeved on the outer wall of the connecting rod, the end block is inserted on the inner wall of one end of the insertion cylinder block in a through mode, the insertion hole is formed in the outer wall of the middle of the end block in a through mode, the water outlet is formed in the outer walls of the two sides of the end block in a through mode, the corrugated pipe can be conveniently installed at the end portion through the backflow stopping control, the corrugated pipe has one-way flowability, and the corrugated pipe has the capability of preventing water from flowing backwards.

As the preferred technical scheme, the outer wall of one end of the insertion cylinder block is sleeved with a first sealing ring, and the arrangement of the first sealing ring ensures the sealing performance of the joint of the insertion cylinder block and the corrugated pipe joint.

As the preferred technical scheme, the outer wall of the plugging block is sleeved with a second sealing ring, and the arrangement of the second sealing ring ensures the sealing property of the joint of the plugging block and the insertion cylinder block.

Preferably, an insertion ring is connected to an outer wall of the end block on the side corresponding to an inner wall of the insertion cylinder block, and the end block is inserted into an end of the insertion cylinder block by the insertion ring structure.

As above, the utility model relates to a prevent hose of water refluence has following beneficial effect: the utility model discloses a set up on the basis of traditional bellows and end the controlling part that flows backwards, the structure is comparatively simple, can assemble on traditional bellows, and it is convenient to assemble, ends the setting of flowing backwards controlling part, makes the bellows have one-way mobility, makes the bellows have the ability that prevents water backflow, plays the effect that guarantee drinking water safety and electrical equipment are safe.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is the three-dimensional sectioning structure schematic diagram of the backflow stopping control piece of the present invention.

Wherein the reference numerals are specified as follows: 1. a bellows body; 2. receiving a flange joint; 3. externally connecting a nut; 4. a step groove; 5. a backflow stopping control; 6. a first seal ring; 7. a second seal ring; 8. inserting a ring; 51. inserting a barrel block; 52. a water inlet hole; 53. blocking; 54. a connecting rod; 55. a spring; 56. an end-block; 57. inserting holes; 58. and (7) a water outlet.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1-2. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.

Please refer to fig. 1 to 2, the utility model provides a prevent hose of water refluence, including bellows main part 1, accept flange joint 2, external nut 3, step groove 4 and end backflow control part 5, fixedly connected with accepts flange joint 2 on the outer wall at 1 both ends of bellows main part, and the cover is equipped with external nut 3 on accepting flange joint 2's the outer wall, accepts flange joint 2 and has seted up step groove 4 on the tip inner wall, and the inside in step groove 4 is provided with ends backflow control part 5.

In the hose for preventing water from flowing backwards provided by the embodiment, the backflow-preventing control component 5 comprises an insertion cylinder block 51, a water inlet 52, a blocking block 53, a connecting rod 54, a spring 55, an end block 56, an insertion hole 57 and a water outlet 58, the insertion cylinder block 51 is inserted into the step groove 4, the water inlet 52 is formed on the outer wall of one end of the insertion cylinder block 51 in a penetrating manner, the blocking block 53 is arranged inside the insertion cylinder block 51, the connecting rod 54 is connected to the outer wall of the middle part of one side of the blocking block 53, and the outer wall of the connecting rod 54 is sleeved with a spring 55, the inner wall of one end of the cartridge cylinder block 51 is inserted with an end block 56, the outer wall of the middle part of the end block 56 is provided with a through cartridge hole 57, the outer walls of two sides of the end block 56 are provided with water outlets 58, through the setting of the backflow stopping control part 5, the corrugated pipe can be conveniently installed at the end part of the corrugated pipe, so that the corrugated pipe has one-way fluidity, and the corrugated pipe has the capability of preventing water from flowing backwards.

According to the hose for preventing water from flowing backwards, the outer wall of one end of the cartridge block 51 is sleeved with the first sealing ring 6, and the sealing performance of the joint of the cartridge block 51 and the corrugated pipe joint is guaranteed due to the arrangement of the first sealing ring 6.

According to the hose for preventing water from flowing backwards, the second sealing ring 7 is sleeved on the outer wall of the blocking block 53, and the sealing performance of the joint of the blocking block 53 and the insertion cylinder block 51 is guaranteed due to the arrangement of the second sealing ring 7.

In the hose for preventing reverse flow of water according to the present embodiment, the insertion ring 8 is connected to the outer wall of the end block 56 corresponding to the inner wall of the cartridge block 51, and the end block 56 is inserted into the end of the cartridge block 51 by the structure of the insertion ring 8.

In a specific use: in the use and installation of the hose for preventing water from flowing backwards, the insertion cylinder block 51 is taken, the blocking block 53 is inserted into the insertion cylinder block 51, the connecting rod 54 at one side of the blocking block 53 is sleeved with the spring 55, the end block 56 is sleeved at the end part of the connecting rod 54 through the insertion hole 57, the end block 56 is pushed, the end block 56 is inserted at the end part of the insertion cylinder block 51 through the insertion ring 8, the spring 55 is compressed in the process, the blocking block 53 is driven to move under the action of the spring 55 to block the water inlet hole 52, the integral insertion cylinder block 51 is inserted into the step groove 4 in the corrugated pipe receiving flange joint 2 after the assembly is completed, the assembly of the hose for preventing water from flowing backwards is completed, the installation of the device is carried out through the basic external nut 3 structure, after water flows into the water inlet hole 52, water with small water pressure can impact the blocking block 53, the elasticity of the spring 55 is overcome, and the blocking block 53 is moved away along the matching of the connecting rod 54 and the insertion hole 57, water can flow into the cartridge block 51 through the water inlet 52 and flow into the corrugated pipe through the water outlet 58, and the normal transmission of the water is carried out through the corrugated pipe; when water flows reversely, the water impacts the end block 56, and the end block 56 blocks the water inlet hole 52, so that the water backflow is prevented.

To sum up, the utility model relates to a prevent hose of water refluence sets up on the basis of traditional bellows and ends backflow controlling part 5, and the structure is comparatively simple, can assemble on traditional bellows, and it is convenient to assemble, ends backflow controlling part 5's setting, makes the bellows have one-way mobility, makes the bellows have the ability that prevents water refluence, plays the effect of guarantee drinking water safety and electrical equipment safety.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a prevent hose of water refluence, its characterized in that, includes bellows main part (1), accepts flange joint (2), external nut (3), step groove (4) and ends refluence controlling part (5), fixedly connected with accepts flange joint (2) on the outer wall at bellows main part (1) both ends, the cover is equipped with external nut (3) on accepting the outer wall of flange joint (2), step groove (4) have been seted up on accepting flange joint (2) tip inner wall, the inside in step groove (4) is provided with ends refluence controlling part (5).

2. The hose for preventing the reverse flow of water as claimed in claim 1, wherein the reverse flow prevention control member (5) comprises a cartridge block (51), a water inlet hole (52), a block (53), a connecting rod (54), a spring (55), an end block (56), a cartridge hole (57) and a water outlet (58), an insertion cylinder block (51) is inserted in the step groove (4), a water inlet hole (52) is formed in the outer wall of one end of the insertion cylinder block (51) in a through mode, a blocking block (53) is arranged inside the insertion barrel block (51), the outer wall of the middle part of one side of the blocking block (53) is connected with a connecting rod (54), a spring (55) is sleeved on the outer wall of the connecting rod (54), an end block (56) is inserted on the inner wall of one end of the insertion cylinder block (51), the outer wall of the middle part of the end block (56) is provided with an insertion hole (57) in a through way, and water outlets (58) are distributed and communicated on the outer walls of the two sides of the end block (56).

3. The hose for preventing reverse flow of water as claimed in claim 2, wherein the first sealing ring (6) is fitted on the outer wall of one end of the cartridge block (51).

4. A hose for preventing reverse flow of water as claimed in claim 2, wherein the block (53) is fitted with a second sealing ring (7) on its outer wall.

5. A reverse flow preventing hose according to claim 2, wherein the outer wall of the end block (56) is provided with a ring (8) to be fitted to the inner wall of the cylinder block (51).