CN109006015B - Injection syringe - Google Patents
Injection syringe Download PDFInfo
- Publication number
- CN109006015B CN109006015B CN201811172466.4A CN201811172466A CN109006015B CN 109006015 B CN109006015 B CN 109006015B CN 201811172466 A CN201811172466 A CN 201811172466A CN 109006015 B CN109006015 B CN 109006015B
- Authority
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- China
- Prior art keywords
- injection
- coupler
- injection bottle
- tube
- shell
- Prior art date
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- 238000002347 injection Methods 0.000 title claims abstract description 214
- 239000007924 injection Substances 0.000 title claims abstract description 214
- 238000003825 pressing Methods 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 64
- 230000003139 buffering effect Effects 0.000 claims description 3
- 238000004891 communication Methods 0.000 abstract description 2
- 230000002349 favourable effect Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 9
- 239000007788 liquid Substances 0.000 description 6
- 241000238631 Hexapoda Species 0.000 description 5
- 239000003814 drug Substances 0.000 description 5
- 239000000575 pesticide Substances 0.000 description 5
- 230000002265 prevention Effects 0.000 description 5
- 241000607479 Yersinia pestis Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 241001133760 Acoelorraphe Species 0.000 description 3
- 241000218631 Coniferophyta Species 0.000 description 3
- 238000005553 drilling Methods 0.000 description 3
- 239000011121 hardwood Substances 0.000 description 3
- 238000001802 infusion Methods 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 235000015097 nutrients Nutrition 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 101000793686 Homo sapiens Azurocidin Proteins 0.000 description 1
- 208000002720 Malnutrition Diseases 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 208000015181 infectious disease Diseases 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000001071 malnutrition Effects 0.000 description 1
- 235000000824 malnutrition Nutrition 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 208000015380 nutritional deficiency disease Diseases 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G7/00—Botany in general
- A01G7/06—Treatment of growing trees or plants, e.g. for preventing decay of wood, for tingeing flowers or wood, for prolonging the life of plants
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
Abstract
The invention belongs to the technical field of agricultural instruments, and discloses an injector, which comprises an injection needle coupler, a longitudinal injection tube and a pushing component for enabling a piston of the longitudinal injection tube to move towards the injection needle coupler at a certain distance, wherein the injection needle coupler is communicated with the front end of the longitudinal injection tube, an injection bottle coupler is obliquely arranged on the longitudinal injection tube backwards, and a communication port of the longitudinal injection tube and the injection bottle coupler is positioned at the front side of the piston of the longitudinal injection tube; pressing the injection bottle coupler can make the injection bottle match and install on the injection bottle coupler, release after the injection bottle coupler, injection bottle interference seal installs on the injection bottle coupler, and two quick connect couplers are favorable to high-speed sealed equipment, can ensure the leakproofness of system itself, have eliminated in theory and have exposed the concern of external environment with the injection.
Description
Technical Field
The invention belongs to the technical field of agricultural instruments, and particularly relates to an injector.
Background
At present, the insect pest degree of the forest is continuously improved, the insect prevention work of the forest becomes a hot spot of the current research, and the prior art mostly adopts a simple instilling method of the tree to carry out pesticide instilling and insect pest prevention or a spraying method to spray the pesticide and insect pest prevention.
Simple tree instilling method: the tree trunk is perforated with a hole with the diameter of about 5 mm and penetrating into the wood by about 10 mm by using a puncher, a needle head is obliquely inserted into the hole from top to bottom to form a layer to the xylem, and a pesticide bottle is communicated with the needle head to form free falling instillation of the pesticide.
The needle is inserted into the hole from top to bottom to form layer to xylem, and the infusion speed is controlled by controllable switch on the infusion tube, and the infusion speed and quantity are determined according to the size of tree and the concentration and variety of the infused liquid.
The two instillation modes are large in hole punching, long in instillation time, easy to enter the tree body by external microorganisms and dust to cause infection, large in medicament dosage, unsatisfactory in prevention and treatment effect, too fast in instillation speed, easy to overflow, and prone to liquid leakage risk, and the simple instillation method of the tree cannot be used in raining, and is greatly affected by the environment.
The spraying rule has great pollution to the environment and is greatly influenced by wind and rain.
Based on the above drawbacks, there is an urgent need to study a direct injection device that does not need to be perforated, has high injection efficiency, and can be used without being affected by the environment, such as the syringe described in US patent No. 005901498A, which can directly inject the medicament quantitatively into the trunk without perforation, but the direct connection between the injection bottle and the syringe and between the injection needle and the syringe is time-consuming, has poor sealing effect, and causes the medicament to flow out easily, thereby seriously affecting the practicability of the syringe.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide the injector which is simple to operate, high in injection efficiency, good in sealing performance and strong in practicability.
The technical scheme adopted by the invention is as follows:
the injector comprises a syringe needle coupler, a longitudinal syringe and a pushing component for enabling a piston of the longitudinal syringe to move towards the syringe needle coupler at a certain distance, wherein the syringe needle coupler is communicated with the front end of the longitudinal syringe;
pressing the injection bottle coupler to enable the injection bottle to be installed on the injection bottle coupler in a matching way, loosening the injection bottle coupler, then installing the injection bottle on the injection bottle coupler in an interference sealing way, and communicating the injection bottle with the longitudinal injection tube through the injection bottle coupler after installing the injection bottle on the injection bottle coupler;
the corresponding injection needle can be installed on the injection needle coupler in a matched mode by pressing the injection needle coupler, and the corresponding injection needle is installed on the injection needle coupler in an interference sealing mode after the injection needle coupler is loosened.
Further, a first connecting part is arranged at the bottom end of the injection bottle, the first connecting part is installed on the injection bottle coupler in a sealing matching way through a plurality of first sealing balls and first sealing rings, a thimble is also arranged at the bottom end of the first connecting part, and the thimble presses an inflating valve arranged in the injection bottle coupler to enable the injection bottle and the longitudinal injection tube to be communicated through the injection bottle coupler;
the injection needle coupler is provided with a second sealing ball and a second sealing ring which enable the corresponding injection needle to be installed on the injection needle coupler in a sealing mode.
Further, the injection bottle coupler comprises a first fixed shell and a first movable shell which is sleeved on the first fixed shell in a matching manner, a plurality of first sealing balls are movably embedded on the fixed shell, the plurality of first sealing balls are circumferentially arranged at the upper end of the fixed shell, the plurality of first sealing balls can be exposed towards the outer side of the fixed shell by pressing the first movable shell, and a first sealing ring is arranged between the first fixed shell and the first movable shell.
Further, the pushing assembly comprises a support, fixing arms and movable arms, wherein the support is transversely arranged, the fixing arms are symmetrically arranged at two ends of the support, the movable arms are positioned at the front sides of the fixing arms, and meanwhile, the movable arms and the fixing arms which are folded and clamped at two ends can enable a piston of the longitudinal injection tube to be displaced at fixed distance.
Further, the pushing assembly further comprises a hollow inner tube and a hollow outer tube sleeved on the hollow inner tube, the hollow inner tube penetrates through the bracket to be connected with the longitudinal injection tube in a sealing mode, and a push rod of the piston is connected with the inner end portion of the hollow outer tube;
the movable arm is hinged to the support, the movable arm is fixedly connected with the hollow outer tube through a first support arm and a second support arm, one end of the first support arm is hinged to the movable arm, the other end of the first support arm is hinged to the second support arm, the second support arm penetrates through the support to be fixedly connected with the hollow outer tube, and a reset component for resetting the movable arm is arranged between the first support arm and the support.
Further, the hollow inner tube penetrates through the support of the pushing assembly to be in sealing movable connection with the longitudinal injection tube, the hollow inner tube is movably fixed on the support, the push rod of the piston penetrates through the hollow inner tube to be in movable connection with the inner end part of the hollow outer tube, and graduation marks are axially arranged on the outer side of the hollow inner tube.
Further, a handle for buffering folding of the movable arm is arranged on the fixed arm.
Further, the valve comprises a valve shell, a valve core and a valve cap, the valve shell is arranged at the lower end of the injection bottle coupler in a matching mode, the valve shell is a hollow valve shell with two open ends, the opening area of the upper end of the valve shell is larger than the end face area of the upper end of the valve core, the valve cap is sealed and blocked on the opening of the lower end of the valve shell, and an elastic component is arranged between the valve cap and the valve shell.
The beneficial effects of the invention are as follows:
(1) Two quick connect couplers facilitate high speed seal assembly: pressing the injection bottle coupler can make the injection bottle match and install on the injection bottle coupler, release after the injection bottle coupler, injection bottle interference seal installs on the injection bottle coupler for injection bottle (but filling pesticide and nutrient etc.) can install on the injection bottle coupler fast seal, and the syringe needle also can install the front end at the syringe needle coupler fast seal, and the front end of syringe needle coupler can the quick connect be used for injecting various syringe needles such as hardwood tree, conifer and palm tree, and the syringe bottle is installed after the injection bottle coupler, injection bottle and vertical injection tube pass through injection bottle coupler intercommunication, ensure the leakproofness of system itself, have eliminated the worry that exposes the injection to external environment in theory.
(2) Preset injection range: the movable arms and the fixed arms which are simultaneously folded by two hands and clamped at two ends can enable the piston of the longitudinal injection tube to displace at fixed distance, the injection range of the injector can be set to manually release 1 ml of chemicals, namely 1 ml of chemicals are released once in the whole process of manual operation, and 0.5 ml of chemicals are also released once in the whole process of manual operation.
(3) Easy to use and maintain: the injection bottle can be filled with clean water for cleaning, the closed injector is easy to clean and correct, and annual maintenance is generally limited to replacement of parts such as a sealing ring.
(4) When the injector is used, drilling is not needed, the injection needles for injecting hard wood trees, conifer trees and palm trees are knocked and punched, then the corresponding injection needles are installed in the injection needle coupler in a sealing mode, chemicals are injected by using the injector, and the injection needles are directly used for punching holes, so that wounds of the trees are minimized, and mould, bacteria and insects are not easy to enter; when in injection, the whole injection system is in a sealed state, so that air is prevented from entering the tree body, and the phenomenon that the water flow and nutrient flow of the tree are cut off due to the fact that the air enters the circulation system of the tree is avoided; the injector of the present invention allows for multiple controls to be performed simultaneously without damaging the tree without the need for drilling, power or other cumbersome equipment.
Drawings
Fig. 1 is a schematic side view of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic view of the structure of the injection bottle coupler of the present invention.
In the figure: 1-a needle coupler; 2-longitudinal syringe; 21-a piston; 22-push rod; 3-injection bottle coupler; 31-a first sealing ball; 32-a first sealing ring; 33-a first stationary housing; 34-a first movable housing; 341-a first hollow housing; 342-a spring; 35-valve housing; 36-valve core; 361-upper end of valve core; 37-valve cap; 38-an elastic member; 39-mounting seats; 4-an injection bottle; 51-a boom; 52-a fixed arm; 521-handle; 53-a first arm; 54-a second arm; 55-supporting; 6-a nut; 7-a hollow inner tube; 71-graduation marks; 8-a hollow outer tube.
Detailed Description
The invention is further illustrated by the following description of specific embodiments in conjunction with the accompanying drawings.
Example 1:
the embodiment provides an injector, which comprises an injection needle coupler 1, a longitudinal injection tube 2 and a pushing component for enabling a piston 21 of the longitudinal injection tube to move towards the injection needle coupler at a certain distance, wherein the injection needle coupler is communicated with the front end of the longitudinal injection tube, an injection bottle coupler 3 (an installation seat 39 corresponding to the injection bottle coupler is arranged on the longitudinal injection tube) is obliquely arranged on the longitudinal injection tube backwards, an injection bottle 4 can be installed on the injection bottle coupler in a sealing manner, an injection container connecting pipe can also be installed on the injection bottle coupler in a sealing manner, a connecting part corresponding to the injection bottle coupler on the injection container connecting pipe is similar to a connecting part corresponding to the injection bottle coupler on the injection bottle in a structure, the injection container connecting pipe is used for connecting the injection bottle coupler and a corresponding injection container, the injection container connecting pipe can also be connected with the injection bottle coupler and a corresponding water pipe, and the injector can be cleaned by opening a water pipe external faucet. Because the communication port of the longitudinal injection tube and the injection bottle coupler is positioned at the front side of the piston 21 of the longitudinal injection tube, liquid in the injection bottle can be injected into the longitudinal injection tube 2, then the pushing component pushes the piston to move towards the injection needle coupler at a certain distance, the liquid injected in the longitudinal injection tube is pushed to enter the injection needle coupler, the injection needle can be arranged on the injection needle coupler in a sealing matching way, and rapid quantitative injection can be realized.
Pressing the injection bottle coupler can make the injection bottle match and install on the injection bottle coupler, release after the injection bottle coupler, injection bottle interference seal installs on the injection bottle coupler, can be in the bottom of injection bottle sets up first connecting portion, first connecting portion is installed on the injection bottle coupler through sealed matching of a plurality of first sealing balls 31 and first sealing washer 32, specifically, injection bottle coupler includes first fixed shell 33 and matches the cover and establish first movable shell 34 on the first fixed shell the movable embedding of fixed shell establishes a plurality of first sealing balls, and a plurality of first sealing balls are the circumference and arrange the upper end of fixed shell presses the upper end of movable shell can make a plurality of first sealing balls expose towards the outside of fixed shell (can set up first hollow shell and make first movable shell slide the upper end of setting up at first hollow shell, can set up spring 342 between first hollow shell and the first fixed shell, press the first movable shell and can compress this spring, release the first movable shell is at the first elastic restoring force of first movable shell under the effect of spring is established at first movable shell the first fixed shell. When the first connecting part is not installed, the first sealing balls are tangent to the inner surface of the first movable shell and are exposed towards the inner side of the first fixed shell, as the first sealing balls are movably embedded on the first fixed shell, the first movable shell is pressed in the installation process of the injection bottle, so that a plurality of first sealing balls on the first fixed shell are exposed towards the outer side of the first fixed shell, the first connecting part is convenient to be matched and installed in the first fixed shell, after the first connecting part is positioned, the first movable shell is released, the first sealing balls form interference fit with the first connecting part of the injection bottle under the pushing of the first movable shell, and the injection bottle can be sealed and installed on the injection bottle coupler by combining the first sealing rings, so that the sealing filling of liquid in the injection bottle is ensured.
After the injection bottle is arranged on the injection bottle coupler, the injection bottle and the longitudinal injection tube are communicated through the injection bottle coupler; a thimble can be arranged at the bottom end of the first connecting part, and the thimble presses an inflating valve arranged in the injection bottle coupler to enable the injection bottle and the longitudinal injection tube to be communicated through the injection bottle coupler; the valve specifically comprises a valve shell 35, a valve core 36 and a valve cap 37, wherein the valve shell is arranged at the lower end of the injection bottle coupler in a matching way, the valve shell is a hollow valve shell with two open ends, in a normal state, the valve cap is sealed and blocked on the lower end opening of the valve shell, the injection bottle coupler is not communicated with the outside, after the injection bottle is installed and positioned, the valve core of the valve is pressed by a thimble, the valve core moves towards the lower end outlet of the injection bottle coupler to open the lower end opening of the valve shell, the upper end opening area of the valve shell is larger than the upper end 361 end surface area of the valve core, the upper end opening cannot be blocked due to the fact that the valve core is pressed downwards, so that the injection bottle and the longitudinal injection tube are communicated, liquid medicine of the injection bottle enters the longitudinal injection tube, and in the process of changing the injection bottle, the first movable shell is also required to be pressed, and the valve cap is reset on the lower end of the shell under the action of the elastic restoring force of the elastic part (optionally a spring) to enable the valve cap to be in the state of being in a sealing mode, and the lower end opening of the injection bottle can be exposed from the outside again under the action of the elastic restoring force of the elastic part, so that the valve cap is not in a sealing state of the lower end of the injection bottle coupler is exposed to the environment. The injection bottle coupler can be plugged on the injection needle coupler by a sealing cap when the injection bottle coupler is not in use.
The corresponding injection needle can be installed on the injection needle coupler in a matched mode by pressing the injection needle coupler, and the corresponding injection needle is installed on the injection needle coupler in an interference sealing mode after the injection needle coupler is loosened. The second sealing balls and the second sealing rings which enable the corresponding injection needles to be installed on the injection needle coupler in a sealing mode can be arranged on the injection needle coupler, the structure of the injection needle coupler is similar to that of the injection bottle coupler, in a normal state, the second sealing balls are tangent to the inner surface of the second movable shell of the injection needle coupler and are exposed towards the inner side of the second fixed shell of the injection needle coupler, as the second sealing balls are movably embedded on the second fixed shell, the second movable shell is pressed in the installation process of the injection needles, a plurality of second sealing balls on the second fixed shell can be exposed towards the outer side of the second fixed shell, the second connecting portions of the injection needles can be conveniently installed in the second fixed shell in a matching mode, after the second movable shell is released, the second sealing balls and the second connecting portions of the injection needles form interference fit under the pushing of the second movable shell, and the injection needles can be installed on the injection needle coupler in a sealing mode in combination with the second sealing rings. The needle coupler can also be plugged with a sealing cap when not in use.
In this embodiment, the pushing assembly includes a support 55 disposed transversely, fixing arms 52 symmetrically disposed at two ends of the support, a movable arm 51 disposed at the front side of the fixing arms, a hollow inner tube 7, and a hollow outer tube 8 sleeved on the hollow inner tube, and the movable arm and the fixing arms which are folded to clamp the two ends can make the piston of the longitudinal syringe displace at a fixed distance. The movable arm can be hinged on the support, the movable arm is fixedly connected with the hollow outer tube through a first support arm 53 and a second support arm 54, one end of the first support arm is hinged with the movable arm, the other end of the first support arm is hinged with the second support arm, the second support arm penetrates through the support and is fixedly connected with the hollow outer tube, when the movable arm is clamped and the fixed arm is closed to enable the movable arm to rotate downwards, the first support arm on one side can be driven to rotate upwards to drive the second support arm to displace upwards, meanwhile, the movable arm and the fixed arm at two ends of the clamping can enable the hollow outer tube to displace towards the support, the support is arranged at the front end of the hollow outer tube, the distance between the support and the hollow outer tube is the maximum distance of longitudinal displacement of the piston (because the hollow inner tube penetrates through the support and is in sealing connection with the longitudinal injection tube, the push rod 22 of the piston is connected with the inner end part of the hollow outer tube), and the dose of manual whole-process injection can be calculated according to the inner diameter of the longitudinal injection tube. A reset component for resetting the movable arm is arranged between the first support arm and the bracket; and the movable arms and the fixed arms at the two ends are loosened, and the movable arms can return to the initial positions under the action of the reset parts, so that the secondary operation is facilitated.
The hollow inner tube passes through the support of the pushing assembly and is in sealing movable connection (threaded connection) with the longitudinal injection tube, the hollow inner tube is movably fixed on the support, the hollow inner tube is fixed on the support through a nut 6, a push rod of the piston passes through the hollow inner tube and is movably connected with the inner end part of the hollow outer tube, scale marks 71 are axially arranged on the outer side of the hollow inner tube, three scale marks are shown in the drawing, the scale marks can be specifically arranged according to actual needs, the hollow inner tube is disassembled according to needs to enable the hollow inner tube to extend out of the distance of one scale mark interval of the support, and the corresponding hollow outer tube is installed, so that the distance between the hollow outer tube and the support is the distance of two scale mark intervals, the maximum range of piston displacement is reduced, and the dose of whole-course injection can be adjusted according to needs.
The handle 521 for buffering the folding of the movable arm is arranged on the fixed arm, so that the movable arm is not worn in the process of manually folding the movable arm and the fixed arm, and the operation is more convenient.
The injector of the invention belongs to a direct injection device, is the only injection equipment without drilling, and has the advantages of simple operation, high injection efficiency, good effect, no damage to trees or minimum damage after practice. The injector has wide application range, and can be used for timely, effectively and harmless prevention and treatment of a series of pests, diseases and malnutrition which damage trees.
When the injector is used, needle heads of conifers and palm trees such as pine trees are vertically inserted into the tree body through a certain external force at a position near to the tree base, the insertion depth is related to the thickness of bark, and the injector can be controlled by selecting injection needles with different lengths; after the injection needle is quickly connected with the injection needle coupler, the movable arms and the fixed arms which are clamped at the two ends are folded simultaneously by two hands to inject the medicament into the circulation system of the tree. For hardwood trees, an anti-spill plug with a diameter of about 0.2 mm is first implanted into the bark, and then the needle of a syringe is passed through the anti-spill plug to inject the agent into the cambium of the tree.
The syringe can be used for injecting a needle in a few seconds, prevents long-term wounds caused by other instillation methods, does not need a battery and other heavy devices, and is convenient to carry.
The invention is not limited to the alternative embodiments described above, but any person may derive other various forms of products in the light of the present invention. The above detailed description should not be construed as limiting the scope of the invention, which is defined in the claims and the description may be used to interpret the claims.
Claims (6)
1. An injector, characterized in that: the injection device comprises an injection needle coupler, a longitudinal injection tube and a pushing assembly for enabling a piston of the longitudinal injection tube to move towards the injection needle coupler at a certain distance, wherein the injection needle coupler is communicated with the front end of the longitudinal injection tube;
pressing the injection bottle coupler can enable an injection bottle to be installed on the injection bottle coupler in a matching way, after the injection bottle coupler is loosened, the injection bottle is installed on the injection bottle coupler in an interference sealing way, and after the injection bottle is installed on the injection bottle coupler, the injection bottle is communicated with the longitudinal injection tube through the injection bottle coupler;
pressing the needle coupler can enable the corresponding needle to be installed on the needle coupler in a matching way, and after the needle coupler is loosened, the corresponding needle is installed on the needle coupler in an interference sealing way;
the bottom end of the injection bottle is provided with a first connecting part, the first connecting part is installed on the injection bottle coupler in a sealing matching way through a plurality of first sealing balls and first sealing rings, the bottom end of the first connecting part is also provided with a thimble, and the thimble presses an inflating valve arranged in the injection bottle coupler to enable the injection bottle and the longitudinal injection tube to be communicated through the injection bottle coupler;
the injection needle coupler is provided with a second sealing ball and a second sealing ring which enable the corresponding injection needle to be installed on the injection needle coupler in a sealing way;
the injection bottle coupler comprises a first fixed shell and a first movable shell which is sleeved on the first fixed shell in a matching way, a plurality of first sealing balls are movably embedded on the fixed shell, the plurality of first sealing balls are circumferentially arranged at the upper end of the fixed shell, the plurality of first sealing balls can be exposed towards the outer side of the fixed shell by pressing the first movable shell, and a first sealing ring is arranged between the first fixed shell and the first movable shell.
2. The syringe of claim 1, wherein: the pushing assembly comprises a support, fixing arms and movable arms, wherein the support is transversely arranged, the fixing arms are symmetrically arranged at two ends of the support, the movable arms are positioned at the front sides of the fixing arms, and meanwhile, the movable arms and the fixing arms which are folded and clamped at two ends can enable a piston of the longitudinal injection tube to be displaced at fixed distance.
3. The syringe of claim 2, wherein: the pushing assembly further comprises a hollow inner tube and a hollow outer tube sleeved on the hollow inner tube, the hollow inner tube penetrates through the support to be connected with the longitudinal injection tube in a sealing mode, and a push rod of the piston is connected with the inner end portion of the hollow outer tube;
the movable arm is hinged to the support, the movable arm is fixedly connected with the hollow outer tube through a first support arm and a second support arm, one end of the first support arm is hinged to the movable arm, the other end of the first support arm is hinged to the second support arm, the second support arm penetrates through the support to be fixedly connected with the hollow outer tube, and a reset component for resetting the movable arm is arranged between the first support arm and the support.
4. A syringe according to claim 3, wherein: the hollow inner tube penetrates through the support of the pushing assembly to be in sealing movable connection with the longitudinal injection tube, the hollow inner tube is movably fixed on the support, the push rod of the piston penetrates through the hollow inner tube to be in movable connection with the inner end part of the hollow outer tube, and graduation marks are axially arranged on the outer side of the hollow inner tube.
5. The syringe of claim 4, wherein: the fixed arm is provided with a handle for buffering folding of the movable arm.
6. The syringe of any one of claims 2-5, wherein: the valve comprises a valve shell, a valve core and a valve cap, wherein the valve shell is arranged at the lower end of the injection bottle coupler in a matching mode, the valve shell is a hollow valve shell with two open ends, the open area of the upper end of the valve shell is larger than that of the upper end face of the valve core, the valve cap is sealed and blocked on the lower end opening of the valve shell, and an elastic part is arranged between the valve cap and the valve shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172466.4A CN109006015B (en) | 2018-10-09 | 2018-10-09 | Injection syringe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811172466.4A CN109006015B (en) | 2018-10-09 | 2018-10-09 | Injection syringe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109006015A CN109006015A (en) | 2018-12-18 |
| CN109006015B true CN109006015B (en) | 2023-11-28 |
Family
ID=64615878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811172466.4A Active CN109006015B (en) | 2018-10-09 | 2018-10-09 | Injection syringe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109006015B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109906801B (en) * | 2019-01-29 | 2022-01-25 | 田珍姣 | Injection needle and injection method thereof |
| CN110235640B (en) * | 2019-07-15 | 2022-03-08 | 田珍姣 | Broad-leaved tree injection assembly and operation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1402428A (en) * | 1972-05-12 | 1975-08-06 | Pfizer Ltd | Injection syringes |
| US5901498A (en) * | 1996-01-05 | 1999-05-11 | Simcro Tech Limited | Tree injector |
| CN1378467A (en) * | 1999-10-07 | 2002-11-06 | 圣诺菲-合成实验室公司 | Single-use injection device |
| CN101268775A (en) * | 2007-03-23 | 2008-09-24 | 福建省农业科学院植物保护研究所 | Tree body injection machine |
| CN101690834A (en) * | 2009-10-29 | 2010-04-07 | 陈凯 | Continuous needleless injection system driven by electromagnetic force |
| CN203235096U (en) * | 2012-12-06 | 2013-10-16 | 上海育臣生物工程技术有限公司 | Combined type injector |
| CN204498882U (en) * | 2015-03-23 | 2015-07-29 | 侯俊杰 | A kind of ornamental trees and shrubs medicine injector |
| CN105377504A (en) * | 2013-06-28 | 2016-03-02 | 通快机械股份公司 | Nozzle holder with a detachable coupling element, nozzle changer and laser working machine |
| CN207012376U (en) * | 2015-11-30 | 2018-02-16 | 贝克顿·迪金森公司 | Syringe |
| CN208987387U (en) * | 2018-10-09 | 2019-06-18 | 爱恩溪(武汉)科技有限公司 | A kind of syringe |
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| US20060253087A1 (en) * | 2005-04-22 | 2006-11-09 | Aner Vlodaver | Medication delivery device |
| US8677683B2 (en) * | 2011-08-15 | 2014-03-25 | Glayne Doolittle | Injection tip for use with an injector for injecting liquid chemical into a tree |
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| GB1402428A (en) * | 1972-05-12 | 1975-08-06 | Pfizer Ltd | Injection syringes |
| US5901498A (en) * | 1996-01-05 | 1999-05-11 | Simcro Tech Limited | Tree injector |
| CN1378467A (en) * | 1999-10-07 | 2002-11-06 | 圣诺菲-合成实验室公司 | Single-use injection device |
| CN101268775A (en) * | 2007-03-23 | 2008-09-24 | 福建省农业科学院植物保护研究所 | Tree body injection machine |
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| CN203235096U (en) * | 2012-12-06 | 2013-10-16 | 上海育臣生物工程技术有限公司 | Combined type injector |
| CN105377504A (en) * | 2013-06-28 | 2016-03-02 | 通快机械股份公司 | Nozzle holder with a detachable coupling element, nozzle changer and laser working machine |
| CN204498882U (en) * | 2015-03-23 | 2015-07-29 | 侯俊杰 | A kind of ornamental trees and shrubs medicine injector |
| CN207012376U (en) * | 2015-11-30 | 2018-02-16 | 贝克顿·迪金森公司 | Syringe |
| CN208987387U (en) * | 2018-10-09 | 2019-06-18 | 爱恩溪(武汉)科技有限公司 | A kind of syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109006015A (en) | 2018-12-18 |
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