Outdoor portable syringe

Abstract

The utility model relates to the technical field of medical instruments, in particular to a field portable syringe, which comprises a syringe barrel and a connector mounted at the bottom of the syringe barrel, a piston is placed in the syringe barrel, a first main through hole and a first auxiliary through hole are arranged in the middle of the piston, a push rod is inserted into the auxiliary through hole, and a second main through hole and a second auxiliary through hole are arranged in the syringe barrel. A lower fixing column is installed at the bottom of the pushing rod and inserted into the first auxiliary through hole, a pushing top is installed above the pushing rod, a second main through hole and a second auxiliary through hole are formed in the pushing top, an upper fixing column is installed at the top of the pushing rod and inserted into the second auxiliary through hole, and the pushing top is provided with a second main through hole and a second auxiliary through hole. The push rods are divided into two parts which are respectively inserted into the push top, a space is reserved in the syringe barrel, ampoule medicine can be placed in the space, the syringe can be normally used only by combining the two push rods and installing the two push rods on the push top and the piston during use, the space for independently storing the ampoule medicine is saved, and the syringe is convenient to use and easy to install.

Description

Technical Field

[0001] The utility model relates to the technical field of medical equipment, in particular to a field portable syringe. Background Art

[0002] A syringe is a common medical device that uses a needle to extract or inject gas or liquid. A syringe can also be used in medical equipment, containers, and scientific instruments such as some chromatography to inject through a rubber diaphragm.

[0003] A Chinese patent application with application number 201920429476.5 discloses a portable syringe for medical care. This utility model relates to the field of medical device technology, and in particular to a portable syringe for medical care. Existing prefilled syringes do not have a special container for holding medicines. The portable syringe for medical care includes a syringe barrel, a push rod and a needle. The push rod is movably connected to the syringe barrel, and a medicine bag is arranged between the push rod and the syringe barrel. The medicine bag is fixedly connected to the push rod. A puncture needle is arranged at one end of the syringe barrel close to the needle, and the needle heads of each puncture needle face the medicine bag. The medicine bag provides a separate storage space for the medicine, and punctures the medicine bag with the puncture needle to provide the necessary conditions for injection. It has a good development prospect in the field of medical device technology.

[0004] This type of portable syringe is difficult to store ampoule medicines and is inconvenient to store and carry when used outdoors, which affects the scope of application. Therefore, a field portable syringe is designed to solve the above technical problems. Utility Model Content

[0005] The utility model aims to provide a field portable syringe to solve the above problems.

[0006] In order to solve the above technical problems, the utility model provides a field portable syringe, including a syringe barrel and a joint installed at the bottom of the syringe barrel, characterized in that: a piston is placed in the syringe barrel, a first main through hole and two first secondary through holes located on both sides of the first main through hole are opened in the middle of the piston, push rods are respectively inserted into the two first secondary through holes, a lower fixed column is installed at the bottom of the push rod, the lower fixed column is inserted in the first secondary through hole, a push top is installed above the push rod, a second main through hole and two second secondary through holes located on both sides of the second main through hole are opened on the push top, an upper fixed column is installed on the top of the push rod, and the two upper fixed columns are inserted in the two second secondary through holes.

[0007] Furthermore, the two upper fixing columns and the two lower fixing columns can be inserted into the first main through hole and the second main through hole, a stud is installed on the top of the upper fixing column, a fixing bracket is installed on the pushing rod, a screw hole is opened at the bottom of the fixing bracket, and the fixing bracket fixes the pushing rod to the pushing top through the screw hole.

[0008] Furthermore, the upper fixing column and the lower fixing column are semi-cylindrical, and anti-slip strips are installed on the sides of the upper fixing column and the lower fixing column, and the shapes of the first secondary through hole and the second secondary through hole match the upper fixing column and the lower fixing column.

[0009] Furthermore, a fixing ring is arranged above the needle thread, a needle is mounted on the joint, threads are arranged on the outer side of the needle bottom and the inside of the joint, and the needle bottom can be rotatably mounted on the joint.

[0010] Furthermore, a needle is installed on the connector, a fixing ring is arranged above the thread of the needle, the shape of the fixing ring is the same as that of the second main through hole, and the fixing support can fix the needle on the pushing top.

[0011] Furthermore, the needle jacket is provided with an antibacterial sleeve, the piston is made of elastic silicone rubber, the syringe barrel is marked with scales, and the push rod is in the shape of a semi-cross column.

[0012] The beneficial effects of the utility model are:

[0013] 1. The utility model divides the push rod into two parts, which are respectively inserted into the push top. Space is reserved inside the syringe barrel for placing ampoule medicines. When in use, only the two push rods need to be combined and installed on the push top and the piston for normal use, which saves space for storing ampoule medicines separately. It is easy to use and simple to install.

[0014] 2. The utility model uses a fixed bracket for fixing, and the push rods are in a cross column shape when combined, providing support for pushing the medicine, avoiding difficulty in pushing the medicine or slipping out of the hand due to insufficient support during use, affecting the safety of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a stereoscopic diagram of a field portable syringe of the utility model;

[0016] Figure 2 It is an exploded view of a field portable syringe of the utility model;

[0017] Figure 3 This is a stereoscopic diagram of a field portable syringe of the utility model after a push rod and a needle are installed;

[0018] Figure 4 This is a cross-sectional view of a field portable syringe of the utility model after an ampoule is placed inside;

[0019] Figure 5 The utility model is a three-dimensional diagram of a fixing support for a field portable syringe.

[0020] In the figure:

[0021] 1. Syringe barrel; 11. Piston; 111. First main through hole; 112. First secondary through hole; 12. Push rod; 121. Lower fixing column; 122. Upper fixing column; 123. Stud; 124. Anti-slip strip; 13. Push top; 131. Second main through hole; 132. Second secondary through hole; 14. Joint; 15. Fixing bracket; 151. Screw hole; 16. Scale;

[0022] 2. Needle; 21. Fixing ring; 22. Antibacterial sleeve. DETAILED DESCRIPTION

[0023] Now the utility model is further described in detail with reference to the accompanying drawings. These drawings are simplified schematic diagrams, which only illustrate the basic structure of the utility model in a schematic manner, and therefore only show the components related to the utility model.

[0024] like Figures 1 to 5 As shown, the utility model provides a field portable syringe, comprising a syringe barrel 1 and a joint 14 installed at the bottom of the syringe barrel 1, a piston 11 is placed in the syringe barrel 1, a first main through hole 111 and two first secondary through holes 112 located on both sides of the first main through hole 111 are opened in the middle of the piston 11, a push rod 12 is inserted into the two first secondary through holes 112 respectively, a lower fixed column 121 is installed at the bottom of the push rod 12, the lower fixed column 121 is inserted in the first secondary through hole 112, a push top 13 is installed above the push rod 12, a second main through hole 131 and two second secondary through holes 132 located on both sides of the second main through hole 131 are opened on the push top 13, an upper fixed column 122 is installed on the top of the push rod 12, the two upper fixed columns 122 are inserted in the two second secondary through holes 132, and ampoule medicine can be placed in the upper part of the space between the two push rods 12.

[0025] The two upper fixing columns 122 and the two lower fixing columns 121 can be inserted into the first main through hole 111 and the second main through hole 131. A stud 123 is installed on the top of the upper fixing column 122. A fixing bracket 15 is installed on the push rod 12. A screw hole 151 is opened at the bottom of the fixing bracket 15. The fixing bracket 15 fixes the push rod 12 on the push top 13 through the screw hole 151. This fixing bracket 15 can also fix the needle 2 on the push top 13.

[0026] The upper fixed column 122 and the lower fixed column 121 are semi-cylindrical, and anti-slip strips 124 are installed on the sides of the upper fixed column 122 and the lower fixed column 121. The shapes of the first secondary through hole 112 and the second secondary through hole 132 match the upper fixed column 122 and the lower fixed column 121. The upper fixed column 122 and the lower fixed column 121 can be directly inserted into the first secondary through hole 112 and the second secondary through hole 132 to connect the push top 13 and the piston 11. The anti-slip strip 124 is used to simply fix the push rod 12.

[0027] A fixing ring 21 is arranged above the thread of the needle 2 , the needle 2 is mounted on the joint 14 , threads are arranged on the outer side of the bottom of the needle 2 and inside the joint 14 , and the bottom of the needle 2 can be rotatably mounted on the joint 14 .

[0028] The connector 14 is provided with a needle 2 , and a fixing ring 21 is provided above the thread of the needle 2 . The fixing ring 21 has the same shape as the second main through hole 131 . The fixing bracket 15 can fix the needle 2 on the push top 13 to accommodate the needle 2 .

[0029] The needle 2 is covered with an antibacterial cover 22 to prevent the needle 2 from contacting the external environment.

[0030] The piston 11 is made of elastic silicone rubber, so that the upper fixing column 122 and the lower fixing column 121 can be smoothly inserted into the first auxiliary through hole 112 and the second auxiliary through hole 132 .

[0031] The syringe barrel 1 is marked with scales 16, and the push rod 12 is in the shape of a semi-cross column, which is used to provide a support point when pushing the medicine.

[0032] When the syringe is in the disassembled state, the two push rods 12 are inserted into the first auxiliary through hole 112 and the second auxiliary through hole 132, and the needle 2 is inserted into the second main through hole 131, and fixed by a fixing bracket 15. The space between the two push rods 12 can be used to put ampoule medicine. When the syringe is in use, the two push rods 12 are pulled out, the needle 2 is removed, and the two push rods 12 are inserted into the first main through hole 111 and the second main through hole 131. The two push rods 12 are fixed to the push top 13 using the fixing bracket 15, and the needle 2 is screwed onto the joint 14 at the bottom of the syringe barrel 1 to complete the assembly of the syringe.

[0033] The above is based on the ideal embodiment of the utility model. Through the above description, relevant staff can make various changes and modifications without departing from the technical idea of ​​the invention. The technical scope of the invention is not limited to the content in the specification, and its technical scope must be determined according to the scope of the claims.

Claims

1. A portable syringe for outdoor use, comprising a syringe barrel (1) and a connector (14) mounted at the bottom of the syringe barrel (1), characterized in that: A piston (11) is placed in the syringe barrel (1), a first main through hole (111) and two first secondary through holes (112) located on both sides of the first main through hole (111) are provided in the middle of the piston (11), a push rod (12) is inserted into each of the two first secondary through holes (112), a lower fixing column (121) is installed at the bottom of the push rod (12), the lower fixing column (121) is inserted into the first secondary through hole (112), a push top (13) is installed above the push rod (12), a second main through hole (131) and two second secondary through holes (132) located on both sides of the second main through hole (131) are provided on the push top (13), an upper fixing column (122) is installed at the top of the push rod (12), and the two upper fixing columns (122) are inserted into the two second secondary through holes (132).

2. A field portable syringe as claimed in claim 1, characterized in that: The two upper fixing columns (122) and the two lower fixing columns (121) can be inserted into the first main through hole (111) and the second main through hole (131), a stud (123) is installed on the top of the upper fixing column (122), a fixing bracket (15) is installed on the pushing rod (12), a screw hole (151) is opened at the bottom of the fixing bracket (15), and the fixing bracket (15) fixes the pushing rod (12) on the pushing top (13) through the screw hole (151).

3. A field portable syringe as claimed in claim 2, characterized in that: The upper fixing column (122) and the lower fixing column (121) are semi-cylindrical, and anti-slip strips (124) are installed on the sides of the upper fixing column (122) and the lower fixing column (121), and the shapes of the first auxiliary through hole (112) and the second auxiliary through hole (132) are consistent with those of the upper fixing column (122) and the lower fixing column (121).

4. A field portable syringe as claimed in claim 3, characterized in that: The connector (14) is provided with a needle (2), the outer side of the bottom of the needle (2) and the inside of the connector (14) are provided with threads, and the bottom of the needle (2) can be rotatably mounted on the connector (14).

5. A field portable syringe as claimed in claim 4, characterized in that: A fixing ring (21) is arranged above the thread of the needle head (2); the fixing ring (21) has the same shape as the second main through hole (131); and the fixing bracket (15) can fix the needle head (2) on the pushing top (13).

6. A field portable injector as claimed in claim 4, characterized in that: The needle (2) is covered with an antibacterial sleeve (22), the piston (11) is made of elastic silicone rubber, the syringe barrel (1) is marked with scales (16), and the push rod (12) is in the shape of a semi-cross column.

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