Detachable outdoor water purification straw

Abstract

The utility model discloses a detachable outdoor water purification straw, which belongs to the field of articles for daily use and comprises a straw main body, a filter screen component is mounted at one end of the straw main body, a protection mechanism is mounted at the other end of the straw main body, a mounting pipe is fixedly connected in the straw main body, activated carbon is arranged in the mounting pipe, and the activated carbon is arranged in the mounting pipe. A hollow fiber membrane filter element is fixedly connected to the position, close to the mounting pipe, in the suction pipe body, and an elastic ring is fixedly connected to the interior of the hollow fiber membrane filter element; through cooperative use of the devices, when a user sucks a water source through the suction nozzle, air pressure in the suction pipe body is changed, so that the elastic ring deforms, the hollow fiber membrane filter element is extruded, the hollow fiber membrane filter element deforms, and when the user is separated from the suction nozzle, air enters the suction pipe body through the suction nozzle; the elastic ring is automatically reset, so that the hollow fiber membrane filter element is pulled to reset, and the suction pipe main body is more convenient to suck a water source.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of daily necessities, and concretely relates to a detachable outdoor water purification straw. BACKGROUND

[0002] The outdoor water purification straw is a portable outdoor water purification equipment, which makes fresh water such as river water, stream water, lake water and spring water pass through the filter element in a sucking mode to meet the requirement of direct drinking water. The outdoor water purification straw mainly relies on physical filtration to purify water sources, and usually has multiple filtration structures. First, the filter screen is used to filter out larger impurities such as silt, particulate matter and plankton in water. Then, the activated carbon filter element is used to remove harmful substances such as heavy metals and organic pesticide residues in water, further remove small particulate matter and organic matter, and improve the taste and remove the odor of water.

[0003] According to the search, the Chinese patent No. CN 212246518 U discloses an outdoor water purification direct drinking device, which comprises a shell, a filter element is arranged inside the shell, the filter element is inclinedly arranged in the shell, the filter element comprises PP filter cotton, silver-loaded granular activated carbon and ion exchange resin from bottom to top, and a supporting net is arranged at the bottom end of the filter element; a drinking water nozzle is arranged at the top end of the shell, the drinking water nozzle is communicated to the upper side of the ion exchange resin inside the shell, and a detachable straw is arranged at the bottom end of the shell and communicated with the inside of the bottom end of the shell. The outdoor water purification direct drinking device provided by the utility model has the advantages that the filter element is inclinedly arranged to increase the filtration area and accelerate the filtration speed; a sieve plate is additionally arranged below the filter element, when there are many large-particle impurities in water, the large-particle impurities can be preferentially filtered out, and then a more detailed water purification and disinfection process is carried out, so that the filter element is not blocked and the service life of the filter element is prolonged.

[0004] However, the above-mentioned prior art still has the following problems:

[0005] Although the filter element is inclinedly arranged, the sieve plate and the activated carbon are arranged, the large-particle impurities can be preferentially filtered out, and then a more detailed water purification and disinfection process is carried out, so that the filter element is not blocked and the service life of the filter element is prolonged, but during the use of the outdoor water purification straw, a person needs to suck the water source into the water purification straw through the suction nozzle, so that the water source enters the filter element for filtration. However, when the water purification straw is used for the first time, the filter element is dry, and multiple sucking operations may be needed to make water flow out, so that a person needs to use a large suction force to drive the water source to be filtered and drunk when using the water purification straw, and the outdoor water purification straw is inconvenient to use.

[0006] Therefore, the utility model provides a detachable outdoor water purification straw to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0007] (I) Technical problems solved

[0008] The utility model provides a detachable outdoor water purification straw, aims at solving the existing detachable outdoor water purification straw in the background art, when starting to use, because filter core is dry, may need to suck several times to make water, thereby make people need greater suction force to drive water source to filter and drink in when using water purification straw, make outdoor water purification straw use more inconvenient etc.

[0009] (ii) Technical solutions

[0010] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a detachable outdoor water purification straw, including straw main part, the one end of straw main part is installed with filter screen subassembly, the other end of straw main part is installed with protection mechanism, the inside fixed connection of straw main part is equipped with installation pipe, the inside of installation pipe is equipped with activated carbon, the inside fixed connection of straw main part is close to installation pipe and is equipped with hollow fiber membrane filter core, the inside fixed connection of hollow fiber membrane filter core is equipped with elastic ring, the surface of elastic ring is annular array fixed connection with spring subassembly, the surface of several spring subassembly is commonly installed with fixed mechanism, the one end fixed connection of elastic ring is equipped with installation ring, the other end of installation ring is fixedly connected in straw main part through screw thread.

[0011] As a preferred technical scheme of the application, the filter screen subassembly includes a connecting pipe fixedly connected to one end of the straw main body by a screw thread, a filter screen plate fixedly connected inside the connecting pipe, a sealing plate fixedly connected to the surface of the connecting pipe by a spring piece, the connecting pipe being in communication with the straw main body, and the connecting pipe being provided with a screw thread inside.

[0012] As a preferred technical scheme of the application, the protection mechanism includes a waterproof cover fixedly connected to the other end of the straw main body by the installation ring, the waterproof cover being rotatably sleeved on the surface of the installation ring, and the waterproof cover corresponding to the installation ring.

[0013] As a preferred technical scheme of the application, the protection mechanism further includes a suction nozzle fixedly connected to the inside of the installation ring by a screw thread, the suction nozzle being in communication with the installation ring, the installation ring being in communication with the straw main body, and the suction nozzle corresponding to the waterproof cover.

[0014] As a preferred technical scheme of the application, the fixed mechanism includes four hollow tubes each fixedly connected to one end of four spring subassemblies, one end of the four hollow tubes being commonly fixedly connected with a fixed ring, and the fixed ring being fixedly connected with the straw main body.

[0015] As a preferred technical scheme of the application, the spring subassembly is slidingly connected to the inside of the hollow tube, the spring subassembly being slidingly connected to the surface of the straw main body, and the lower surface of the fixed ring being fixedly connected with a pulling ring.

[0016] (III) Beneficial effects

[0017] By setting the straw body, filter screen assembly, protection mechanism, elastic ring and fixing mechanism, when people suck the water source through the suction nozzle, the air pressure inside the straw body is changed, the elastic ring is deformed, the hollow fiber membrane filter element is extruded, the hollow fiber membrane filter element is deformed, when the person and the suction nozzle are separated, the air enters the straw body through the suction nozzle, the elastic ring is automatically reset, so that the hollow fiber membrane filter element is reset, so that the straw body is more convenient when sucking water.

[0018] The mounting ring and the connecting pipe are connected with the straw body through threads, so that the mounting ring and the connecting pipe can be separated from the straw body, so that the suction nozzle and the filter screen assembly are synchronized to be disassembled, and the replacement of the internal components of the water purification straw is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a structure schematic view of a detachable outdoor water purification straw;

[0020] Figure 2 It is a structure schematic view of a second form of a detachable outdoor water purification straw;

[0021] Figure 3 It is a structure schematic view of a protection mechanism in a detachable outdoor water purification straw;

[0022] Figure 4 It is a structure schematic view of a hollow fiber membrane filter element in a detachable outdoor water purification straw;

[0023] Figure 5 It is a structure schematic view of a filter screen assembly in a detachable outdoor water purification straw.

[0024] In the drawings:

[0025] 1, straw body; 2, mounting pipe; 3, hollow fiber membrane filter element; 4, elastic ring; 5, spring assembly; 6, mounting ring; 7, connecting pipe; 8, filter screen plate; 9, sealing plate; 10, waterproof cover; 11, suction nozzle; 12, hollow pipe; 13, fixing ring. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0027] The utility model provides a detachable outdoor water purification straw, like Figures 1-5 As shown in a detachable outdoor water purification straw, including straw main part 1, the other end of straw main part 1 is equipped with the protection mechanism, and the protection mechanism includes waterproof cover 10 fixedly connected in the other end of straw main part 1 through the installation ring 6, and the waterproof cover 10 is rotatably connected to the surface of installation ring 6, and the waterproof cover 10 corresponds to installation ring 6, and the protection mechanism further includes suction nozzle 11 fixedly connected in the inside of installation ring 6 through screw, when using straw main part 1, remove sealing plate 9 from straw main part 1, so that sealing plate 9 no longer seals straw main part 1, then insert straw main part 1 into the inside of water source, and water source is sucked through suction nozzle 11, and suction nozzle 11 is communicated with installation ring 6, and installation ring 6 is communicated with straw main part 1;

[0028] Suction nozzle 11 corresponds to waterproof cover 10, and one end of straw main part 1 is equipped with filter screen assembly, and the filter screen assembly includes connecting pipe 7 fixedly connected in one end of straw main part 1 through screw, and filter screen plate 8 is fixedly connected in the inside of connecting pipe 7, and water source enters the inside of straw main part 1 through connecting pipe 7, and is filtered once through the setting of filter screen plate 8, and the larger particles are filtered out, so that the larger particles avoid causing the blockage of hollow fiber membrane filter core 3;

[0029] The surface of connecting pipe 7 is fixedly connected with sealing plate 9 through elastic sheet, and connecting pipe 7 is communicated with straw main part 1, and screw thread is arranged in the inside of connecting pipe 7, and connecting pipe 7 can be connected with international general 28 caliber horizontal through screw thread, and installation pipe 2 is fixedly connected in the inside of straw main part 1, and activated carbon is arranged in the inside of installation pipe 2, and hollow fiber membrane filter core 3 is fixedly connected in the inside of straw main part 1 close to installation pipe 2, when water source enters the inside of straw main part 1, further filter the peculiar smell and particles in water source through the installation pipe 2 with activated carbon, and the water source is filtered through the setting of hollow fiber membrane filter core 3, so that people are safer when drinking water through water purification straw;

[0030] The inside of the hollow fiber membrane filter element 3 is fixedly connected with an elastic ring 4. When water is sucked, the air pressure inside the straw body 1 is changed, so that the elastic ring 4 is deformed to extrude the hollow fiber membrane filter element 3. After sucking once, the suction nozzle 11 is separated from the mouth of a person, so that air enters the inside of the straw body 1 through the suction nozzle 11. The surface of the elastic ring 4 is fixedly connected with a spring assembly 5 in an annular array. The surface of the plurality of spring assemblies 5 is jointly provided with a fixing mechanism. The fixing mechanism comprises four hollow tubes 12 fixedly connected to one end of the four spring assemblies 5, respectively. The one end of the four hollow tubes 12 is fixedly connected with a fixing ring 13. The fixing ring 13 is fixedly connected with the straw body 1. The spring assembly 5 is slidingly connected to the inside of the hollow tube 12. The elastic ring 4 is automatically reset by the elastic force of itself and the elastic force of the spring assembly 5, so as to pull the hollow fiber membrane filter element 3 to reset, so that the hollow fiber membrane filter element 3, so that the air in the inside of the straw body 1 is sucked into the inside of the hollow fiber membrane filter element 3, so that one end of the straw body 1 sucks the water source, so that the straw body 1 is more convenient when sucking the water source. The surface of the spring assembly 5 is slidingly connected with the surface of the straw body 1. The lower surface of the fixing ring 13 is fixedly connected with a pulling ring. One end of the elastic ring 4 is fixedly connected with a mounting ring 6. The mounting ring 6 is fixedly connected to the other end of the straw body 1 by threads.

[0031] Specifically, the detachable outdoor water purification straw is used as follows: when the straw body 1 is used, the sealing plate 9 is removed from the straw body 1, so that the sealing plate 9 no longer seals the straw body 1. Then the straw body 1 is inserted into the water source, and the water source is sucked through the suction nozzle 11.

[0032] When the water source is sucked, the air pressure inside the straw body 1 is changed, so that the elastic ring 4 is deformed to extrude the hollow fiber membrane filter element 3. After sucking once, the suction nozzle 11 is separated from the mouth of a person, so that air enters the inside of the straw body 1 through the suction nozzle 11, so that the elastic ring 4 is automatically reset by the elastic force of itself and the elastic force of the spring assembly 5, so as to pull the hollow fiber membrane filter element 3 to reset, so that the hollow fiber membrane filter element 3, so that the air in the inside of the straw body 1 is sucked into the inside of the hollow fiber membrane filter element 3, so that one end of the straw body 1 sucks the water source, so that the straw body 1 is more convenient when sucking the water source.

[0033] The water source enters the inside of the straw body 1 through the connecting pipe 7. The water source is filtered once through the setting of the filter screen 8, and the larger particles are filtered out, so as to avoid that the larger particles cause blockage of the hollow fiber membrane filter element 3.

[0034] When the water source enters the inside of the straw main body 1, the peculiar smell and particles in the water source are further filtered through the installation pipe 2 provided with activated carbon, and the water source is filtered through the setting of the hollow fiber membrane filter element 3, so that people are safer when drinking water through the water purification straw.

[0035] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A detachable outdoor water purifying straw comprising a straw body (1), characterized in that: One end of the straw body (1) is provided with a filter screen assembly, the other end of the straw body (1) is provided with a protection mechanism, the inside of the straw body (1) is fixedly connected with a mounting pipe (2), the inside of the mounting pipe (2) is provided with activated carbon, the inside of the straw body (1) is fixedly connected with a hollow fiber membrane filter core (3) close to the mounting pipe (2), the inside of the hollow fiber membrane filter core (3) is fixedly connected with an elastic ring (4), the surface of the elastic ring (4) is annularly fixedly connected with a spring assembly (5), the surface of the spring assembly (5) is provided with a fixing mechanism, the other end of the elastic ring (4) is fixedly connected with a mounting ring (6), the mounting ring (6) is fixedly connected to the other end of the straw body (1) through screw threads.

2. The detachable outdoor water purifying straw according to claim 1, wherein: The filter screen assembly comprises a connecting pipe (7) fixedly connected to one end of the straw body (1) through screw threads, the inside of the connecting pipe (7) is fixedly connected with a filter screen plate (8), the surface of the connecting pipe (7) is fixedly connected with a sealing plate (9) through an elastic sheet, the connecting pipe (7) is in communication with the straw body (1), and the inside of the connecting pipe (7) is provided with screw threads.

3. The detachable outdoor water purifying straw according to claim 1, wherein: The protection mechanism comprises a waterproof cover (10) fixedly connected to the other end of the straw body (1) through the mounting ring (6), the waterproof cover (10) is rotatably sleeved on the surface of the mounting ring (6), and the waterproof cover (10) corresponds to the mounting ring (6).

4. The detachable outdoor water purifying straw according to claim 3, wherein: The protection mechanism further comprises a suction nozzle (11) fixedly connected to the inside of the mounting ring (6) through screw threads, the suction nozzle (11) is in communication with the mounting ring (6), the mounting ring (6) is in communication with the straw body (1), and the suction nozzle (11) corresponds to the waterproof cover (10).

5. The detachable outdoor water purifying straw of claim 1, wherein: The fixing mechanism comprises four hollow pipes (12) fixedly connected to one end of the four spring assemblies (5) respectively, one end of the four hollow pipes (12) is fixedly connected with a fixing ring (13), and the fixing ring (13) is fixedly connected with the straw body (1).

6. The detachable outdoor water purifying straw according to claim 5, wherein: The spring assembly (5) is slidingly connected to the inside of the hollow pipe (12), the spring assembly (5) is slidingly connected to the surface of the straw body (1), and the lower surface of the fixing ring (13) is fixedly connected with a pulling ring.

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