CN211059538U - Connecting pipe assembly for gas equipment - Google Patents
Connecting pipe assembly for gas equipment Download PDFInfo
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- CN211059538U CN211059538U CN201921684119.XU CN201921684119U CN211059538U CN 211059538 U CN211059538 U CN 211059538U CN 201921684119 U CN201921684119 U CN 201921684119U CN 211059538 U CN211059538 U CN 211059538U
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Abstract
The utility model discloses a connecting pipe assembly for gas equipment, including a plurality of connection pipe fittings, connect the pipe fitting and connect gradually through the screw thread and constitute the connecting pipe assembly, connecting pipe assembly both ends interface is jointing equipment interface and pre-buried pipeline interface respectively, connect the pipe fitting including: the special-shaped connecting pipe comprises a first straight pipe, a first inclined pipe and a second straight pipe which are sequentially connected, the first straight pipe and the second straight pipe are arranged in the same plane in a parallel mode, and the first inclined pipe and the first straight pipe and the second straight pipe are respectively provided with a certain included angle. Compared with the existing corrugated pipe connection mode, the utility model has better connection sealing performance, high temperature resistance and aging resistance; meanwhile, the number of the adopted connecting pipe fittings is small, so that the installation cost is further reduced, and the installation and the maintenance are more convenient.
Description
Technical Field
The utility model relates to a pipe connection technical field, in particular to a connecting tube subassembly that is used for gas or electric heating water supply equipment such as water heater, hanging stove.
Background
When the water heater and the wall-mounted boiler are installed in indoor home decoration, a cold and hot water inlet and outlet of the water heater or the wall-mounted boiler needs to be connected with an indoor pre-embedded pipeline connector. The pipe connectors of the water heaters (wall-mounted furnaces) of various brands and models in the current market are different in distance, and the pipe connectors are different from the wall in distance; meanwhile, the positions of indoor pre-buried pipeline connectors are not standard, the distance between each pipeline connector and the height and the distance between each pipeline connector and a wall are different, and inconvenience is caused when the water heater (wall-mounted boiler) is connected through pipelines.
At present, when a water heater (wall-mounted boiler) is installed, a pipeline connecting structure of the water heater mostly adopts a connecting mode of a corrugated pipe, a PPR pipe, an aluminum plastic pipe or a copper pipe. The corrugated pipe connection has the advantages that during installation, the corrugated pipe can be bent at will according to needs, and the shape of the corrugated pipe can be changed to adapt to connection between pipe orifices at any positions; however, the arrangement and arrangement between the pipelines in the connection mode are often messy, the pipeline connection is not attractive, the effect of the whole indoor decoration is affected, the problems of resonance and rustiness can be caused when the corrugated pipes are connected, noise is easy to generate, and the service life of the corrugated pipes is affected. When adopting the PPR pipeline to connect, though can solve the pleasing to the eye problem of piping arrangement, nevertheless because PPR pipe self pipe diameter is great, lead to whole pipeline connection structure to occupy great space, influence indoor pleasing to the eye equally to because adopt hot melt connected mode usually between pipeline and the coupling, the installation is inconvenient, and easy ageing under the effect of long-term high-temperature water moreover influences its life. When adopting the plastic-aluminum pipeline to connect, there is the pipeline to arrange the problem that sets up unattractive equally to when maintaining the maintenance, because the ageing sclerosis of pipeline, lead to dismantling extremely inconvenient, and the sealing washer is impaired easily and cause and leak. When copper pipes are adopted for connection, because pre-buried pipelines are needed, the construction habits and processes of workers are often needed to be changed, the installation is extremely inconvenient, and the later-stage construction and transformation are inconvenient, for example, after heat source equipment is used for a certain period, the heat source equipment needs to be forcibly scrapped and replaced by the nation, because the model intervals of various brands are different, the connection cannot be realized due to the replacement of the equipment, and the pipelines need to be transformed, the time and the labor are wasted, and the cost is high; and magnetic filtering equipment or a water pump cannot be additionally arranged.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve the above-mentioned technical problem that exists among the prior art, provide one kind can make, use in the complete set, the installation, connect conveniently, long service life, it is convenient to maintain, applicable in the gas of various different brands, model or the installation of electrical heating water heater (hanging stove) to the pipeline is arranged in indoor installation and can be accomplished violently flat vertical, wholly sets up pleasing to the eye gas or electrical heating water supply equipment connecting tube subassembly.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
the utility model provides a connecting tube subassembly for gas equipment, includes a plurality of connecting pipe fittings, connecting pipe fittings connects gradually through the screw thread and constitutes the connecting tube subassembly, connecting tube subassembly both ends interface is connected equipment interface and pre-buried pipeline interface respectively, connecting pipe fittings including:
the special-shaped connecting pipe comprises a first straight pipe, a first inclined pipe and a second straight pipe which are sequentially connected, the first straight pipe and the second straight pipe are positioned in the same plane and are arranged in parallel, and a certain included angle is formed between the first inclined pipe and each of the first straight pipe and the second straight pipe;
the valve is directly or indirectly connected with the embedded pipe fitting interface, at least two interfaces with mutually vertical central lines are arranged on the valve, and threads are arranged on the valve interfaces.
In the above technical scheme, further, an included angle a between the first inclined pipe and the first and second straight pipes is greater than 90 degrees and less than or equal to 180 degrees.
In the above technical scheme, further, the special-shaped connecting pipe is of a metal pipe integral bending structure.
In the above technical scheme, further, the connecting pipe includes a special-shaped connecting pipe, one end of the special-shaped connecting pipe is connected with the equipment interface, the other end of the special-shaped connecting pipe is connected with the valve, and the other interface of the valve is connected to the embedded pipeline interface.
In the above technical solution, further, the connecting pipe comprises a special-shaped connecting pipe;
the connecting pipe fitting also comprises a third connecting pipe, and the third connecting pipe is of a straight pipe structure; the movable joint nuts are respectively sleeved at two ends of the third connecting pipe, one end of the third connecting pipe is a flat-mouth end, and the third connecting pipe can be cut according to the required length at the flat-mouth end.
In the above technical solution, further, one end of the special-shaped connecting pipe is connected with the equipment interface, and the other end is connected with the first valve interface; one end of the third connecting pipe is connected with the embedded pipeline interface, and the other end of the third connecting pipe is connected with the other valve interface.
In the above technical solution, further, one end of the third connecting pipe is connected to the equipment interface, and the other end is connected to the first valve interface; one end of the special-shaped connecting pipe is connected with the embedded pipeline interface, the other end of the special-shaped connecting pipe is connected with the other interface of the valve, and one end of the third connecting pipe, which is connected with the equipment interface, is provided with a limiting flange matched with the loose joint nut.
Among the above-mentioned technical scheme, furtherly still including the connecting piece in the connecting tube spare, the connecting piece includes two at least central line mutually perpendicular's interface, all is provided with the screw thread on the interface, special-shaped connecting pipe and third connecting pipe one end are connected to respectively and constitute L type coupling assembling on two interfaces of connecting piece, L type coupling assembling one end and equipment interface connection, the other end is connected with the valve, and another interface connection of valve is to pre-buried pipeline interface.
In the above technical scheme, further, the connecting pipe includes two special-shaped connecting pipes, which are a first connecting pipe and a second connecting pipe, respectively, two ends of the first connecting pipe are connected with the equipment interface and the first valve interface, and two ends of the second connecting pipe are connected with the other valve interface and the embedded pipeline interface, respectively.
In the technical scheme, furthermore, one end of the special-shaped connecting pipe is provided with a limiting flange, the other end of the special-shaped connecting pipe is arranged to be a flat end, loose joint nuts are respectively sleeved at one end of the special-shaped connecting pipe and the flat end of the limiting flange, and the special-shaped connecting pipe can be cut according to the required length at the flat end.
The utility model discloses the beneficial effect who has:
1) this connecting tube subassembly can adjust and install according to the actual position between hanging stove or water heater interface and the pre-buried pipeline interface, and applicable in the connection installation of the gas or the electrical heating hanging stove of various different brands, model, water heater etc to can guarantee that arranging between each connecting tube is horizontal flat vertical all the time and arranges, make the integral erection structure pleasing to the eye.
2) The connecting pipe fittings of the connecting pipe assembly are connected in a loose joint thread or insertion mode, and the installation and operation are simple and convenient.
3) Each connecting pipe fitting of the connecting pipe assembly can adopt a modular structure, the universality is good, and the industrial production and the application of the connecting pipe assembly are facilitated.
4) The connecting pipe fittings of the connecting pipe assembly all adopt metal pipe fittings, and compared with the existing corrugated pipe connecting mode, the connecting pipe assembly is better in connection sealing performance, high-temperature resistant, anti-aging, and convenient to maintain, repair and replace.
5) This connecting pipe subassembly all adopts metal pipe fitting, compares in the connection structure who adopts the bellows, has increased the compressive property of connecting pipe subassembly, and its compressive capacity can reach more than 20bar, can effectively prevent the emergence of tube explosion phenomenon, connects safe and reliable more.
6) Rotatable regulation between the dysmorphism connecting pipe in this connecting pipe assembly and the equipment interface, when rotating the regulation between dysmorphism connecting pipe and the equipment interface, the first pipe chute that sets up on the dysmorphism connecting pipe can realize the regulation to connecting pipe assembly interval in the horizontal direction, and dysmorphism connecting pipe and third connecting pipe can cut as required simultaneously to make it can satisfy the connection between the arbitrary different interface positions when the gas equipment installation.
7) The connecting pipe fittings in the connecting pipe assembly are few in number, so that the installation cost is further reduced, and the installation and the maintenance are more convenient.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is the structural schematic diagram of the special-shaped connecting pipe of the utility model.
Fig. 3 is a schematic structural diagram of the second embodiment of the present invention.
Fig. 4 is a schematic diagram of a third structure according to an embodiment of the present invention.
Fig. 5 is a schematic diagram of a fourth structure according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of the fifth embodiment of the present invention.
In the figure: 1. the special-shaped connecting pipe comprises a special-shaped connecting pipe 103, a first straight pipe 104, a first inclined pipe 105, a second straight pipe 11, a first connecting pipe 12, a second connecting pipe 2, a third connecting pipe 3, a valve 4, a loose joint nut 5, a sealing assembly 6, a pre-buried pipeline interface 7, a connecting piece 901, a limiting flange 902 and a plain end;
a. the first inclined pipe and the first straight pipe form an included angle with the second straight pipe.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
Example one
As shown in fig. 1, the connecting pipe assembly for gas equipment in this embodiment includes a plurality of connecting pipe fittings, the connecting pipe fittings are sequentially connected by threads to form the connecting pipe assembly, and interfaces at two ends of the connecting pipe assembly are respectively connected with an equipment interface and an embedded pipeline interface, and are used for realizing connection between the equipment interface and the embedded pipeline interface; the connecting pipe fitting comprises:
the special-shaped connecting pipe 1 can adjust the distance between the interfaces at the two ends of the connecting pipe assembly in the vertical direction and the horizontal direction;
the valve 3 is directly or indirectly connected with the embedded pipe fitting interface, at least two interfaces with mutually vertical central lines are arranged on the valve 3, and threads are arranged on the valve interfaces;
and two ends of the special-shaped connecting pipe 1 are respectively connected with the equipment interface and the valve 3.
Specifically, as shown in fig. 2, the profile connection pipe 1 includes a first straight pipe 103, a first inclined pipe 104 and a second straight pipe 105 which are connected in sequence, the first straight pipe 103 and the second straight pipe 105 are located in the same plane and are arranged in parallel, and a certain included angle is formed between the first inclined pipe 104 and the first straight pipe 103 and between the first inclined pipe 104 and the second straight pipe 105. Preferably, the included angle a between the first inclined tube 104 and the first straight tube 103 and the second straight tube 105 is 90 degrees < a < 180 degrees, i.e. the first inclined tube is obliquely arranged relative to the first straight tube and the second straight tube.
In this embodiment, the shaping structure is buckled for adopting the tubular metal resonator an organic whole to the dysmorphism connecting pipe, compares in current bellows connected mode, and it is better to connect the leakproofness, and high temperature resistant, ageing-resistant, and it is all more convenient to maintain maintenance and maintenance change.
Specifically, 1 one end of dysmorphism connecting pipe is provided with flange 901, and the other end sets up to plain end 902, lies in flange one end and plain end on the dysmorphism connecting pipe and is provided with loose joint nut 4 respectively, special-shaped connecting pipe 1 is connected to the equipment interface through loose joint nut in flange one end, and special-shaped connecting pipe plain end 902 is inserted and is established in 3 interfaces of valve, through loose joint nut and valve threaded connection, and another interface connection of valve 3 is to on the pre-buried pipeline interface, realizes being connected between equipment interface and the pre-buried pipeline interface.
As shown in fig. 1, the union nut 4 is an outer hexagon nut, the union nut is sleeved on the special-shaped connecting pipe, one end of the union nut is provided with a limit structure which can be matched with a limit flange or the interface end surface of other connecting pipe fittings, the union nut is a movable connecting joint member commonly used in the pipeline connecting technology, and the structure of the union nut is not further described here.
The rotation that can realize when the special-shaped connecting pipe installation is adjusted through loose joint nut connection between the special-shaped connecting pipe among this connecting pipe assembly and the equipment interface, when rotating between special-shaped connecting pipe and the equipment interface and adjusting, the regulation of connecting pipe assembly interval in the horizontal direction can be realized to the first pipe chute that sets up on the special-shaped connecting pipe, and special-shaped connecting pipe can cut as required simultaneously to make it can satisfy the connection between the arbitrary different interface position when the gas equipment installation.
The connecting pipe fitting in this embodiment can carry out built-up connection and adjustment according to the position between equipment interfaces such as water heater or hanging stove and the pre-buried pipeline interface, when realizing being connected between gas equipment interfaces such as water heater or hanging stove and the pre-buried pipeline interface, can realize connecting the equal horizontal vertical arranging of multiunit connecting tube subassembly on gas equipment such as water heater or hanging stove.
Example two
The difference between this embodiment and the first embodiment is:
as shown in fig. 3, the connecting pipe assembly in this embodiment further includes a third connecting pipe 2, where the third connecting pipe 2 is a straight pipe structure; the two ends of the third connecting pipe 2 are respectively provided with a loose joint nut 4, one end of the third connecting pipe 2 is a flat opening end, and the third connecting pipe 2 can be cut according to the required length at the flat opening end.
One end of the special-shaped connecting pipe 1 is connected with an equipment interface, the other end of the special-shaped connecting pipe is connected with a valve interface, a third connecting pipe is arranged between the embedded pipeline interface 6 and the valve 3, one end of the third connecting pipe is connected with the embedded pipeline interface, and the other end of the third connecting pipe is connected with the other valve interface. In this embodiment, both ends of the third connecting pipe 2 are both set to be flat-mouth ends, the third connecting pipe 2 is provided with loose joint nuts 4 at both ends thereof, and the two ends of the third connecting pipe 2 are respectively inserted into the valve interface and the embedded pipeline interface 6 and connected with the valve interface and the embedded pipeline interface 6 through the loose joint nuts, so as to connect the equipment interface and the embedded pipeline interface.
EXAMPLE III
The difference between this embodiment and the second embodiment is:
as shown in fig. 4, in this embodiment, one end of the third connecting pipe 2 is connected to the device interface, and the other end is connected to an interface of the valve 3; one end of the special-shaped connecting pipe 1 is connected with the embedded pipeline interface 6, the other end of the special-shaped connecting pipe is connected with the other interface of the valve 3, and a limiting flange 901 matched with the loose joint nut is arranged at one end of the third connecting pipe connected with the equipment interface.
The third connecting pipe 2 is connected to the equipment interface at one end of the limiting flange through a loose joint nut, and the flat end of the third connecting pipe is inserted into the valve interface and is connected with the valve through the loose joint nut. The plain end of the special-shaped connecting pipe 1 is inserted into the other interface of the valve and is connected with the valve through a loose joint nut, and the special-shaped connecting pipe is connected with the embedded pipeline interface through the loose joint nut at one end of the limiting flange to realize the connection between the equipment interface and the embedded pipeline interface.
Example four
The difference between this embodiment and the second and third embodiments is:
the connecting pipe assembly further comprises a connecting piece 7, the connecting piece 7 comprises two interfaces with central lines perpendicular to each other, and threads are arranged on the interfaces, one ends of the special-shaped connecting pipe 1 and the third connecting pipe 2 are respectively connected to the two interfaces of the connecting piece 7 to form an L-type connecting assembly, one end of the L-type connecting assembly is connected with an equipment interface, the other end of the connecting assembly is connected with a valve, and the other interface of the valve is connected to an embedded pipeline interface, so that the equipment interface and the embedded pipeline interface are connected.
Specifically, as shown in fig. 5, in the present embodiment, the special-shaped connection pipe 1 is horizontally disposed, the limit end of the special-shaped connection pipe is connected to the horizontal device interface of the gas device through a loose joint nut, the distance between the interfaces at the two ends of the connection pipe assembly in the horizontal direction and the vertical direction is adjusted, and the plain end of the special-shaped connection pipe is inserted into the interface of the connection member and is connected to the connection member through the loose joint nut. One end of the third connecting pipe 2 is provided with a limiting flange, the other end of the third connecting pipe is a flat-mouth end, the third connecting pipe is connected with the connecting piece through a loose joint nut in the flat-mouth end is inserted into the other interface of the connecting piece, one end of the limiting flange is connected with one interface of the valve through the loose joint nut, the other interface of the valve is connected to the embedded pipeline interface, and the connection of the equipment interface and the embedded pipeline interface is realized.
The connecting pipe subassembly structure in this embodiment is applicable in the condition that the interface on equipment such as water heater, hanging stove is for being the level setting, is convenient for this type of equipment interface and pre-buried pipeline interface between be connected.
EXAMPLE five
The difference between this embodiment and the first embodiment is:
the connecting pipe fitting of the connecting pipe assembly comprises two special-shaped connecting pipes 1 which are respectively a first connecting pipe 11 and a second connecting pipe 12, wherein two ends of the first connecting pipe 11 are respectively connected with an equipment interface and a valve 3 interface, and two ends of the second connecting pipe 12 are respectively connected with another valve 3 interface and an embedded pipeline interface 6.
Specifically, as shown in fig. 6, in the present embodiment, the first connecting pipe 11 is connected to the equipment interface at one end of the limiting flange through a union nut, and the flat end thereof is inserted into an interface of the valve 3 and is connected to the valve through the union nut; the plain end of second connecting pipe is inserted and is established and be connected with the valve through the loose joint nut in another interface of valve 3, and the second connecting pipe is connected to pre-buried pipeline interface through the loose joint nut in limiting flange one end on, realizes being connected between equipment interface and the pre-buried pipeline interface.
In the above embodiments, the sealing assembly is disposed at the joint between the connecting pipe fittings, and the sealing assembly 5 may be a copper sealing ring or a rubber sealing ring. The sealing assembly 5 preferably adopts a copper sealing ring, and compared with a rubber sealing ring, the copper sealing ring has the advantages of good sealing performance, long service life, no aging problem and the like.
The present invention is not limited to the above description and drawings, but should be understood as being illustrative and not restrictive, and the technical features can be replaced and modified without creative efforts by those skilled in the art according to the technical content disclosed, all falling within the scope of the present invention.
Claims (10)
1. The utility model provides a connecting tube subassembly for gas equipment which characterized in that: including a plurality of connection pipe fittings, connect the pipe fitting and connect gradually through the screw and constitute the connecting tube subassembly, connecting tube subassembly both ends interface is jointing equipment interface and pre-buried pipeline interface respectively, connect the pipe fitting including:
the special-shaped connecting pipe comprises a first straight pipe, a first inclined pipe and a second straight pipe which are sequentially connected, the first straight pipe and the second straight pipe are positioned in the same plane and are arranged in parallel, and a certain included angle is formed between the first inclined pipe and each of the first straight pipe and the second straight pipe;
the valve is directly or indirectly connected with the embedded pipe fitting interface, at least two interfaces with mutually vertical central lines are arranged on the valve, and threads are arranged on the valve interfaces.
2. The connector pipe assembly for a gas appliance according to claim 1, wherein: the included angle a between the first inclined pipe and the first straight pipe and between the first inclined pipe and the second straight pipe is more than 90 degrees and less than or equal to 180 degrees.
3. The connector pipe assembly for gas appliances according to claim 1 or 2, characterized in that: the special-shaped connecting pipe is of a metal pipe integrated bending and forming structure.
4. The connector pipe assembly for a gas appliance according to claim 1, wherein: the connecting pipe fitting comprises a special-shaped connecting pipe, one end of the special-shaped connecting pipe is connected with the equipment interface, the other end of the special-shaped connecting pipe is connected with the valve, and the other interface of the valve is connected to the embedded pipeline interface.
5. The connector pipe assembly for a gas appliance according to claim 1, wherein: the connecting pipe fitting comprises a special-shaped connecting pipe;
the connecting pipe fitting also comprises a third connecting pipe, and the third connecting pipe is of a straight pipe structure; the movable joint nuts are respectively sleeved at two ends of the third connecting pipe, one end of the third connecting pipe is a flat-mouth end, and the third connecting pipe can be cut according to the required length at the flat-mouth end.
6. The connector pipe assembly for a gas appliance according to claim 5, wherein: one end of the special-shaped connecting pipe is connected with the equipment interface, and the other end of the special-shaped connecting pipe is connected with the first valve interface; one end of the third connecting pipe is connected with the embedded pipeline interface, and the other end of the third connecting pipe is connected with the other valve interface.
7. The connector pipe assembly for a gas appliance according to claim 5, wherein: one end of the third connecting pipe is connected with the equipment interface, and the other end of the third connecting pipe is connected with the first valve interface; one end of the special-shaped connecting pipe is connected with the embedded pipeline interface, the other end of the special-shaped connecting pipe is connected with the other interface of the valve, and one end of the third connecting pipe, which is connected with the equipment interface, is provided with a limiting flange matched with the loose joint nut.
8. The connecting pipe assembly for the gas equipment as claimed in claim 5, wherein the connecting pipe further comprises a connecting piece, the connecting piece comprises at least two joints with mutually perpendicular center lines, threads are arranged on the joints, one end of the special-shaped connecting pipe and one end of the third connecting pipe are respectively connected to the two joints of the connecting piece to form an L-type connecting assembly, one end of the L-type connecting assembly is connected with the equipment joint, the other end of the connecting assembly is connected with the valve, and the other joint of the valve is connected to the embedded pipeline joint.
9. The connector pipe assembly for a gas appliance according to claim 1, wherein: the connecting pipe fitting comprises two special-shaped connecting pipes which are respectively a first connecting pipe and a second connecting pipe, two ends of the first connecting pipe are respectively connected with the equipment interface and the first valve interface, and two ends of the second connecting pipe are respectively connected with the other valve interface and the embedded pipeline interface.
10. The connector pipe assembly for a gas appliance according to any one of claims 1, 4 to 9, wherein: one end of the special-shaped connecting pipe is provided with a limiting flange, the other end of the special-shaped connecting pipe is arranged to be a flat end, loose joint nuts are respectively sleeved on the special-shaped connecting pipe and positioned at one end of the limiting flange and the flat end, and the special-shaped connecting pipe can be cut according to the required length at the flat end.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921684119.XU CN211059538U (en) | 2019-10-10 | 2019-10-10 | Connecting pipe assembly for gas equipment |
| PCT/CN2020/124815 WO2021068984A1 (en) | 2019-10-10 | 2020-10-29 | Connection pipe assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921684119.XU CN211059538U (en) | 2019-10-10 | 2019-10-10 | Connecting pipe assembly for gas equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211059538U true CN211059538U (en) | 2020-07-21 |
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ID=71587057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921684119.XU Expired - Fee Related CN211059538U (en) | 2019-10-10 | 2019-10-10 | Connecting pipe assembly for gas equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211059538U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021068984A1 (en) * | 2019-10-10 | 2021-04-15 | 成都懒到家互联智能科技有限公司 | Connection pipe assembly |
-
2019
- 2019-10-10 CN CN201921684119.XU patent/CN211059538U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021068984A1 (en) * | 2019-10-10 | 2021-04-15 | 成都懒到家互联智能科技有限公司 | Connection pipe assembly |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20211010 |