CN117618146A - High-efficient stable intramuscular injection device of dosing of animal - Google Patents

High-efficient stable intramuscular injection device of dosing of animal Download PDF

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Publication number
CN117618146A
CN117618146A CN202410041321.XA CN202410041321A CN117618146A CN 117618146 A CN117618146 A CN 117618146A CN 202410041321 A CN202410041321 A CN 202410041321A CN 117618146 A CN117618146 A CN 117618146A
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CN
China
Prior art keywords
injection
handle
gun body
wall
sliding
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202410041321.XA
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Chinese (zh)
Inventor
付利芝
许国洋
余远迪
杨柳
杨睿
王玉娥
郑华
张邑帆
李绍梅
罗杰
陈千林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pig Technology Innovation Center Chongqing
Chongqing Academy of Animal Sciences
Original Assignee
Pig Technology Innovation Center Chongqing
Chongqing Academy of Animal Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pig Technology Innovation Center Chongqing, Chongqing Academy of Animal Sciences filed Critical Pig Technology Innovation Center Chongqing
Priority to CN202410041321.XA priority Critical patent/CN117618146A/en
Publication of CN117618146A publication Critical patent/CN117618146A/en
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61D—VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
    • A61D7/00—Devices or methods for introducing solid, liquid, or gaseous remedies or other materials into or onto the bodies of animals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31511—Piston or piston-rod constructions, e.g. connection of piston with piston-rod
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/315—Pistons; Piston-rods; Guiding, blocking or restricting the movement of the rod or piston; Appliances on the rod for facilitating dosing ; Dosing mechanisms
    • A61M5/31533—Dosing mechanisms, i.e. setting a dose
    • A61M5/31545—Setting modes for dosing
    • A61M5/31548—Mechanically operated dose setting member
    • A61M5/31555—Mechanically operated dose setting member by purely axial movement of dose setting member, e.g. during setting or filling of a syringe
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M5/00—Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests
    • A61M5/178—Syringes
    • A61M5/31—Details
    • A61M5/32—Needles; Details of needles pertaining to their connection with syringe or hub; Accessories for bringing the needle into, or holding the needle on, the body; Devices for protection of needles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2250/00—Specially adapted for animals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
    • Y02A40/70—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in livestock or poultry

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Vascular Medicine (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Infusion, Injection, And Reservoir Apparatuses (AREA)

Abstract

The invention provides a high-efficiency stable intramuscular injection drug delivery device for animals, which relates to the field of medical appliances for the animals and comprises an injection gun body (10), a fixed handle (20), a piston assembly, a U-shaped connecting rod (40), a movable handle (50), an adjusting slide rod (60), a drug delivery assembly, an injection needle (80) and a disinfection assembly, wherein the fixed handle (20) is arranged at the bottom end of the injection gun body (10), and the piston assembly comprises a piston disc (31) and a piston push rod (32); the movable handle (50) is arranged on one side of the fixed handle (20) and is connected with the fixed handle (20) and the drug delivery component through the adjusting slide bar (60), the drug delivery component is arranged at the top end of the injection gun body (10), and one end of the movable handle (50) is connected with the piston push rod (32) through the U-shaped connecting rod (40); the injection needle (80) is coaxially arranged at one end of the injection gun body (10). The injection administration device is convenient for adjusting the dosage of the medicament, can ensure the consistency of dosage and has high injection efficiency.

Description

High-efficient stable intramuscular injection device of dosing of animal
Technical Field
The invention relates to the technical field of veterinary medical instruments, in particular to a high-efficiency stable intramuscular injection drug delivery device for veterinary use.
Background
Intramuscular injection, i.e. an injection method of a drug into the muscle; the intramuscular blood vessels are rich, the liquid medicine is injected into the muscle to be absorbed quickly, and the intramuscular sensory nerves are less and the pain feeling of injection is relatively slight. For this reason, intramuscular injection is used in cases where the injection of a drug solution which is highly irritating and difficult to absorb, the intravascular injection of a drug solution which has side effects, the subcutaneous or intravascular injection of a drug solution which cannot be performed, the sustained action of a drug solution, and the like are performed.
In the livestock raising process, in order to prevent and control the occurrence and epidemic of infectious diseases, intramuscular injection and vaccination are needed to be carried out on livestock; meanwhile, in the process of treating diseases of livestock, intramuscular injection is also needed to realize drug administration treatment of livestock. At present, when the medicine is injected into the livestock, firstly, the medicine is extracted by adopting a syringe, then cotton is stuck with disinfectant (such as disinfection alcohol, iodophor and the like) to disinfect the part to be injected of the livestock, and then the medicine is injected into the livestock by the syringe; however, the mode firstly has the problems of multiple operation procedures, complex operation, prolonged injection time, increased stress reaction time of livestock, increased injection difficulty, easiness in needle withdrawal or needle breakage and the like, and secondly, the injection dosage (the quantity of the current injection dosage is mostly determined by the human staff) cannot be accurately controlled, the experience requirements on the medical staff are high, the human error is large, meanwhile, the dosage of the liquid medicine required to be injected by the livestock is different due to the different sizes and ages of the livestock, the absorption of the liquid medicine by the livestock and the slow livestock treatment process are easily influenced by the excessive injection dosage or the quantity of the liquid medicine, and even secondary injury is caused to the livestock.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an efficient and stable intramuscular injection administration device for livestock, which can accurately adjust and control the administration dosage, thereby avoiding the problems of excessive or insufficient administration dosage and damage to the bodies of livestock; meanwhile, the injection administration device can realize the integration of medicine drawing, injection disinfection and medicine injection, thereby simplifying the injection process, shortening the injection time and improving the injection efficiency.
The aim of the invention is achieved by the following technical scheme:
the utility model provides a high-efficient stable intramuscular injection dosing device of animal, includes injection rifle body, fixed handle, piston subassembly, U-shaped connecting rod, movable handle, adjusting slide bar, dosing subassembly, syringe needle and disinfection subassembly, and fixed handle sets up in the middle part of injection rifle body bottom; the piston assembly comprises a piston disc and a piston push rod, the piston disc and the injection gun body are coaxially arranged, the piston disc (namely the piston disc) is arranged in the inner cavity of the injection gun body in a sliding way, one end of the piston push rod is fixedly connected with one side face of the piston disc, and the other end of the piston push rod penetrates through the corresponding injection gun body and is in sliding connection with the injection gun body (namely the injection gun body); the movable handle is arranged on one side of the fixed handle, which is positioned on the piston push rod, and one side of the movable handle, which is close to the fixed handle, is provided with an adjusting slide bar, one end of the adjusting slide bar, which is far away from the movable handle, penetrates through the fixed handle and is connected with the drug delivery component, the drug delivery component is arranged on the top end of the injection gun body, and one end of the movable handle, which is far away from the fixed handle, is connected with one end of the piston push rod, which is far away from the piston disc, through a U-shaped connecting rod; the injection needle is coaxially arranged at one end of the injection gun body far away from the piston push rod, and the disinfection component is arranged on the outer ring of the injection gun body and the injection needle.
Based on the further optimization of the scheme, the drug delivery assembly comprises a threaded ring, a drug storage tank, a communicating pipe, a rotating pipe, a torsion spring and a regulating and controlling mechanism, wherein the threaded ring is fixedly arranged on the outer wall of the top of the injection gun body through a supporting connecting rod and is correspondingly arranged with a fixed handle, the drug storage tank and the threaded ring are coaxially arranged, and the outer wall of the lower end of the drug storage tank is in threaded connection with the inner ring of the threaded ring, so that the drug storage tank is convenient to detach; the communicating pipe is coaxially arranged at the bottom of the medicine storage tank and communicated with the inner cavity of the medicine storage tank; the rotary pipe is coaxially arranged at the lower end of the communicating pipe, the inner wall of the rotary pipe is rotationally connected with the outer wall of the communicating pipe, and a torsion spring is arranged between the inner wall of the rotary pipe and the outer wall of the communicating pipe; the bottom surface of the communicating pipe is provided with a semicircular positioning plate, the rotary pipe is provided with a semicircular conducting plate corresponding to the top surface, the semicircular conducting plate rotates around the central axis of the semicircular positioning plate, and the top surface of the semicircular conducting plate is contacted with the bottom surface of the semicircular positioning plate; the bottom end of the rotary tube is rotationally connected with the top surface of the injection gun body, and the rotary tube is communicated with the inner cavity of the injection gun body; the adjusting structure is arranged on the outer wall of the rotary pipe and used for adjusting the dosage of the liquid medicine.
Based on the further optimization of the scheme, the adjusting mechanism comprises an annular track, an arc-shaped rod, a sliding block, a hinging block, a telescopic spring, a guide ring, a connecting plate and a pushing block, wherein the annular track is fixedly arranged on the outer wall of the rotating pipe and coaxial with the rotating pipe; the arc-shaped rod is clamped on the outer ring of the annular track and is in sliding connection with the annular track, one end of the arc-shaped rod is fixedly provided with a sliding block, the other end of the arc-shaped rod is rotationally provided with a hinging block, the sliding block is in sliding connection with the annular track, the annular track is uniformly provided with a plurality of positioning grooves, the sliding block is provided with fixing holes corresponding to the positioning grooves, the sliding block and the annular track are fixedly connected by sequentially penetrating through the fixing holes and the positioning grooves through positioning bolts (namely, when the positioning bolts are not inserted, the arc-shaped rod drives the sliding block to revolve around the central axis of the rotary tube, and when the positioning bolts are inserted, the arc-shaped rod and the sliding block are driven to enable the rotary tube to rotate around the central axis of the rotary tube; the side surface of one side of the hinge block, which is close to the piston push rod, is connected with the outer wall of the arc-shaped rod through a telescopic spring; the guide ring slides and sets up at injection rifle body outer wall and is located the one side that movable handle was kept away from to fixed handle, adjusts the one end that movable handle was kept away from to the slide bar and guide ring bottom fixed connection, and the guide ring top just is located the articulated piece and corresponds the side and set up the connecting plate, and connecting plate and injection rifle body top surface sliding connection and connecting plate are close to the fixed ejector pad that sets up of one side of articulated piece, and the ejector pad corresponds with the articulated piece.
Based on the further optimization of above-mentioned scheme, disinfection subassembly includes annular cavity, hollow telescopic link, rubber closure block, reset spring, clean sliding sleeve and clean dish, the fixed outer wall that sets up in injection rifle body and is close to injection syringe needle one end, clean sliding sleeve is in the outer wall of injection syringe needle and injection rifle body connecting portion and clean sliding sleeve and injection rifle body coaxial line, the one end that the clean sliding sleeve kept away from annular cavity is fixed to be set up clean dish and clean dish middle part corresponds the injection syringe needle and offer the through-hole, clean dish is kept away from the one side of clean sliding sleeve and is set up disinfection cotton layer; the cleaning sliding sleeve is close to one side face of the annular cavity, a plurality of hollow telescopic rods are uniformly arranged around the central axis of the cleaning sliding sleeve (namely, the cleaning sliding sleeve), one end of the hollow telescopic rods, far away from the cleaning sliding sleeve, penetrates through the corresponding annular cavity and is contacted with a rubber blocking block fixedly arranged in the annular cavity, the hollow telescopic rods are in sliding connection with the corresponding side wall of the annular cavity, the reset springs are arranged corresponding to the hollow telescopic rods and are respectively located on the outer rings of the hollow telescopic rods, one ends of the reset springs are fixedly connected with the side wall of the annular cavity, and the other ends of the reset springs are fixedly connected with the side wall of the cleaning sliding sleeve.
Based on the further optimization of above-mentioned scheme, evenly offer out the liquid hole on clean sliding sleeve inner chamber setting pipe, the clean dish, pipe one end and hollow telescopic link inner chamber intercommunication, the other end and play liquid hole intercommunication to realize leading out the antiseptic solution of annular cavity inner chamber to the disinfection cotton layer.
Based on the further optimization of the scheme, the sterilizing component controls the operation of the sterilizing component through a connecting rod mechanism, the connecting rod mechanism comprises a sliding handle, limiting slide bars, a limiting ring, a top plate, a first toothed bar, a gear and a second toothed bar, the sliding handle is positioned on one side of the fixed handle far away from the movable handle, at least two limiting slide bars are fixedly arranged at one end of the fixed handle close to the sliding handle, the limiting slide bars are parallel to each other, and one end of the limiting slide bar far away from the fixed handle penetrates through the sliding handle and is in sliding connection with the sliding handle (namely the sliding handle); the limiting ring is fixedly sleeved on the outer wall of the cleaning sliding sleeve, a top plate is fixedly arranged at the bottom of the limiting ring (namely, the limiting ring), the first toothed bar is arranged on the outer wall of the bottom end of the annular cavity in a sliding manner, and one end, close to the top plate, of the first toothed bar is fixedly connected with the top plate; the sliding handle top surface is fixedly provided with a second toothed bar, and the gear is arranged between the first toothed bar and the second toothed bar and is respectively meshed with the first toothed bar bottom surface and the second toothed bar top surface.
Based on the further optimization of the scheme, the gear is arranged between two racks (namely a first rack and a second rack) through the hoisting assembly, and specifically comprises the following components: the hoisting assembly comprises two hoisting brackets and a rotating shaft, the hoisting brackets are respectively arranged on two side walls of the annular cavity and are arranged in parallel, two ends of the rotating shaft are respectively connected with the side walls of the opposite sides of the hoisting brackets in a rotating mode, and the rotating shaft is positioned between the two hoisting brackets and is fixedly sleeved with a gear.
In order to ensure the running stability of the first toothed bar and the second toothed bar, based on the further optimization of the scheme, the side walls at two sides of the first toothed bar and the second toothed bar are respectively in sliding connection with the side walls of the corresponding hoisting brackets, so that the second positioning of the first toothed bar and the second toothed bar is realized by using the hoisting brackets.
Based on the further optimization of above-mentioned scheme, the tip fixed setting stopper of fixed handle one end is kept away from to spacing slide bar.
The following technical effects are achieved:
according to the injection gun, the fixed handle, the movable handle, the U-shaped connecting rod and the piston assembly are matched, and the piston plate is used for compressing air in the inner cavity of the injection gun by means of mutual approaching between the movable handle and the fixed handle, so that injection is completed; meanwhile, the movable handle is moved to the fixed handle to drive the adjusting slide bar to slide on the fixed handle, so that the guide ring is pushed to slide, the connecting plate, the pushing block, the annular track, the arc-shaped rod, the sliding block, the hinging block and the telescopic spring are matched to realize relative rotation between the rotary pipe and the communicating pipe, so that the communicating pipe is communicated with the rotary pipe, and further, the medicine liquid on the medicine storage tank is discharged when the piston plate runs, and when the pushing block is separated from the hinging block, the rotary pipe is rotated and reset due to the action of the torsion spring, so that a conduction port between the communicating pipe and the rotary pipe is closed, and the blocking of the medicine liquid and the extraction of the medicine liquid at one time are completed; meanwhile, the dosage of the liquid medicine injected each time can be adjusted through the sliding of the arc-shaped rod on the annular track, so that the dosage of the liquid medicine is accurately controlled, the problem that the dosage is too large or too small due to the manual control of the dosage of the liquid medicine is avoided, and the problems of complex injection procedure, long injection time consumption and the like caused by repeated liquid medicine drawing are also avoided.
In addition, the disinfection assembly and the injection gun body are integrated, so that the disinfection-injection process is simplified, the injection time is saved, and the injection efficiency is improved; meanwhile, the disinfection assembly is integrated with the injection gun body, so that the stress response of livestock caused by the clearance time after disinfection and before injection is effectively avoided, and the normal injection is further influenced.
The utility model has the advantages of this application overall structure is simple, convenient operation, can be convenient for dismouting, convenient maintenance and change part to guarantee the practicality and the recyclability of whole injection dosing device, effectively practice thrift the apparatus cost.
Drawings
Fig. 1 is a schematic view showing the overall structure of an injection administration device according to an embodiment of the present invention.
Fig. 2 is an overall cross-sectional view of an injection administration device according to an embodiment of the present invention.
FIG. 3 is a schematic view of the structure of the drug delivery assembly (including the guide ring and the adjusting slide) according to the embodiment of the present invention.
Fig. 4 is a schematic view of the structure of the drug delivery assembly (without guide ring and adjusting slide) according to an embodiment of the present invention.
Fig. 5 is a cross-sectional view of an administration set (without guide ring and adjustment slide) in accordance with an embodiment of the present invention.
Fig. 6 is a cross-sectional view taken along A-A of fig. 5.
Fig. 7 is a schematic view of a sterilizing module according to an embodiment of the present invention.
Wherein, 10, injecting the gun body; 20. a fixed handle; 31. a piston disc; 32. a piston push rod; 40. a U-shaped connecting rod; 50. a movable handle; 60. adjusting the slide bar; 71. a threaded ring; 710. a support link; 72. a drug storage tank; 73. a communicating pipe; 730. a semicircular positioning plate; 74. a rotating tube; 740. a semicircular conduction plate; 75. a torsion spring; 761. an endless track; 7611. an annular chute; 7612. a positioning groove; 762. an arc-shaped rod; 763. a slide block; 7630. positioning bolts; 764. a hinge block; 765. a telescopic spring; 766. a guide ring; 767. a connecting plate; 768. a pushing block; 80. an injection needle; 91. an annular cavity; 92. a hollow telescopic rod; 93. a rubber block; 94. a return spring; 95. cleaning the sliding sleeve; 96. a cleaning plate; 911. a sliding handle; 912. a limit slide bar; 9120. a limiting block; 913. a limiting ring; 914. a top plate; 915. a first toothed bar; 916. a gear; 9161. a rotating shaft; 9162. hoisting the bracket; 917. and a second toothed bar.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1:
an intramuscular injection administration device for livestock with high efficiency and stability is shown in figure 1: the injection gun comprises an injection gun body 10, a fixed handle 20, a piston assembly, a U-shaped connecting rod 40, a movable handle 50, an adjusting slide rod 60, a drug delivery assembly, an injection needle 80 and a disinfection assembly, wherein the fixed handle 20 is arranged in the middle of the bottom end of the injection gun body 10; the piston assembly comprises a piston disc 31 and a piston push rod 32, wherein the piston disc 31 and the injection gun body 10 are coaxially arranged, the piston disc 31 (namely the piston disc 31) is slidably arranged in an inner cavity of the injection gun body 10 (shown in fig. 2, meanwhile, the outer wall of the piston disc 31 and the inner cavity wall of the injection gun body 10 are in sealed sliding connection, the specific connection structure can be referred to an injection needle head common in the field), one end (namely the right end shown in fig. 2) of the piston push rod 32 is fixedly connected with one side surface (namely the left side surface shown in fig. 2) of the piston disc 31 (shown in fig. 2), the piston push rod 32 and the piston disc 31 are coaxially arranged, and the other end penetrates through the corresponding injection gun body 10 (namely the left side wall of the injection gun body 10 shown in fig. 2) and is slidably connected with the injection gun body 10; the movable handle 50 is disposed on the side of the fixed handle 20 located on the plunger rod 32 (i.e., the left side of the fixed handle 20 shown in fig. 1 or 2) and the movable handle 50 is disposed on the side of the movable handle 50 adjacent to the fixed handle 10 with an adjusting slide bar 60.
The end of the adjusting slide bar 60, which is far away from the movable handle 50, penetrates through the fixed handle 20 and is connected with an administration component, the administration component is arranged at the top end of the injection gun body 10 and specifically comprises a threaded ring 71, a medicine storage tank 72, a communicating pipe 73, a rotating pipe 74, a torsion spring 75 and a regulating mechanism, the threaded ring 71 is fixedly arranged on the top outer wall of the injection gun body 10 through a supporting connecting rod 710, the threaded ring 71 is correspondingly arranged with the fixed handle 20 (shown in fig. 1 or fig. 2), the medicine storage tank 72 and the threaded ring 71 are coaxially arranged, the lower outer wall of the medicine storage tank 72 is in threaded connection with the inner ring of the threaded ring 71 (namely, the outer wall of the lower end of the medicine storage tank 72 is provided with external threads, the inner ring of the threaded ring 71 is provided with internal threads, and the internal threads and the external threads can be fastened in a spiral manner), so that the medicine storage tank 72 is convenient to disassemble; referring to fig. 1 or 2, a liquid medicine replenishment port is provided on the left side of the top end of the medicine tank 72 for replenishing the liquid medicine at any time. The communicating pipe 73 is coaxially arranged at the bottom of the medicine storage tank 72, and the communicating pipe 73 is communicated with the inner cavity of the medicine storage tank 72; the rotary tube 74 is coaxially arranged at the lower end of the communicating tube 73, the inner wall of the rotary tube 74 is rotationally connected with the outer wall of the communicating tube 73, a torsion spring 75 is arranged between the inner wall of the rotary tube 74 and the outer wall of the communicating tube 73 (as shown in fig. 5 or 6, the cross section of the rotary tube 74 is of a T-shaped structure, the cross rod part of the T-shaped structure is hollow, and the torsion spring 75 is arranged in the hollow part of the cross rod of the T-shaped structure); the bottom surface of the communicating pipe 73 is provided with a semicircular positioning plate 730, the rotating pipe 74 is provided with a semicircular conducting plate 740 corresponding to the top surface (see fig. 5), the semicircular conducting plate 740 rotates around the central axis of the semicircular positioning plate 730, and the top surface of the semicircular conducting plate 740 is contacted with the bottom surface of the semicircular positioning plate 730 (the sealing between the communicating pipe 73 and the rotating pipe 74 is realized by forming a complete circle through the semicircular conducting plate 740 and the semicircular positioning plate 730, the conduction before the communicating pipe 73 and the rotating pipe 74 is realized by forming a gap between the semicircular conducting plate 740 and the semicircular positioning plate 730, and meanwhile, the flow rate of the liquid medicine is determined according to the area of the gap between the semicircular conducting plate 740 and the semicircular positioning plate 730); the bottom end of the rotary tube 74 is rotationally connected with the top surface of the injection gun body 10, and the rotary tube 74 is communicated with the inner cavity of the injection gun body 10; the adjusting structure is arranged on the outer wall of the rotary pipe 74 and is used for adjusting the dosage of the liquid medicine. See fig. 3, 4: the adjusting mechanism comprises an annular rail 761, an arc-shaped rod 762, a sliding block 763, a hinge block 764, a telescopic spring 765, a guide ring 766, a connecting plate 767 and a pushing block 768, wherein the annular rail 761 is fixedly arranged on the outer wall (shown by referring to fig. 5) of the rotary tube 74 (of a cross rod with a T-shaped structure), and the annular rail 761 is coaxial with the rotary tube 74; the arc-shaped rod 762 is clamped on the outer ring of the annular track 761 (the circumference of the arc-shaped rod 762 is smaller than half of the circumference of the annular track 761) and is in sliding connection with the annular track 761 (as shown in fig. 5 and 6, the outer ring of the annular track 761 is provided with a coaxial annular chute 7611), the inner wall of the arc-shaped rod 762 is clamped in the annular chute 7611 and is in sliding connection, so that the central axis of the annular track 761 of the arc-shaped rod 762, namely the central axis of the rotary pipe 74, is rotated, one end (namely the left end shown in fig. 6) of the arc-shaped rod 762 is fixedly provided with a sliding block 763, the other end of the arc-shaped rod 762 is rotatably provided with a hinging block 764 (as shown in fig. 6), the sliding block 763 is in sliding connection with the annular track 761, and a plurality of positioning grooves 7612 are uniformly formed in the annular track 761 (as shown in fig. 6, the annular track 761 is positioned on the inner ring of the annular chute 761 and is uniformly provided with a plurality of positioning grooves 7612 in the upper half circle shown in fig. 6), the sliding block 763 is correspondingly provided with the positioning grooves 7612, the positioning bolts 7630 sequentially penetrate through the fixing holes and the positioning grooves 762, so that the sliding block 763 and the annular track 761 are fixedly connected (namely the positioning bolts 7630 are positioned, when the sliding block 7630 are not inserted into the sliding block 763 and rotate around the arc-shaped rod 763, and rotate around the central axis 74, so that the arc-shaped rod 7630 rotates around the arc-shaped rod 763, and rotates around the central axis 7630; the side surface of the hinge block 764, which is close to the piston push rod 32, is connected with the outer wall of the arc-shaped rod 762 through a telescopic spring 765 (refer to fig. 6); the guide ring 766 is slidably disposed on the outer wall of the injection gun body 10 and is located at one side of the fixed handle 20 away from the movable handle 50 (as shown in fig. 1 or fig. 2), one end of the adjusting slide rod 60 away from the movable handle 50 is fixedly connected with the bottom end of the guide ring 766, a connecting plate 767 is disposed on the top end of the guide ring 766 and on the corresponding side of the hinge block 764 (as shown in fig. 3), the connecting plate 767 is slidably connected with the top surface of the injection gun body 10, a pushing block 768 is fixedly disposed on the side surface of the connecting plate 767 close to the hinge block 764, and the pushing block 768 corresponds to the hinge block 764 (as shown in fig. 4).
The end of the movable handle 50 remote from the fixed handle 20 (i.e., the left end as viewed in fig. 1 or 2) is connected to the end of the piston push rod 32 remote from the piston disc 31 by a U-shaped link 40.
The injection needle 80 is coaxially arranged at one end (i.e. the right end shown in fig. 1 or 2) of the injection gun body 10 far away from the piston push rod 32, the disinfection component is arranged at the outer ring of the injection gun body 10 and the injection needle 80 and comprises an annular cavity 91, a hollow telescopic rod 92, a rubber blocking block 93, a return spring 94, a cleaning sliding sleeve 95 and a cleaning disc 96, the annular cavity 91 is fixedly arranged at the outer wall of the injection gun body 10 near one end of the injection needle 80 (see fig. 2, a charging hole is arranged at the top end of the left side of the annular cavity 91), the cleaning sliding sleeve 95 is in sliding sleeve connection with the outer wall (see fig. 2) of the connecting part of the injection needle 80 and the injection gun body 10, one end of the cleaning sliding sleeve 95 far away from the annular cavity 91 is fixedly provided with the cleaning disc 96, the middle part of the cleaning disc 96 is correspondingly provided with the injection needle 80 through holes (the injection needle 80 through holes, see fig. 2), and one side surface of the cleaning disc 96 far away from the cleaning sliding sleeve 95 (i.e. the left side surface shown in fig. 2) is provided with a disinfection layer (the cotton layer and the cleaning disc 96 is detachably connected); the cleaning sliding sleeve is close to one side surface (namely, the right side surface shown in fig. 2) of the annular cavity 91 and uniformly provided with a plurality of hollow telescopic rods 92 (the number of the hollow telescopic rods 92 is 3-5 according to the actual use requirement) around the central axis of the cleaning sliding sleeve (namely, the cleaning sliding sleeve 95), one end of the hollow telescopic rods 92, far away from the cleaning sliding sleeve 95, penetrates through the corresponding annular cavity 91 and then contacts with a rubber blocking block 93 fixedly arranged inside the annular cavity 91 (namely, the inner cavity of the annular cavity 91 is fixedly provided with the rubber blocking 93 corresponding to the hollow telescopic rods 92, one end of the hollow telescopic rods 92, far away from the cleaning sliding sleeve 95, is blocked by the rubber blocking 93, and the hollow telescopic rods 92 are in sliding connection with the corresponding side wall of the annular cavity 91, the reset springs 94 are arranged corresponding to the hollow telescopic rods 92 and are respectively positioned on the outer rings of the hollow telescopic rods 92, one ends of the reset springs 94 are fixedly connected with the side wall of the annular cavity 91, and the other ends of the hollow telescopic rods 95 are fixedly connected with the side wall of the cleaning sliding sleeve (or are connected with the elbow ends of the hollow telescopic rods 92, see fig. 7). The inner cavity of the cleaning sliding sleeve 95 is provided with a guide pipe, the cleaning disc 96 is uniformly provided with liquid outlet holes, one end of the guide pipe is communicated with the inner cavity of the hollow telescopic rod 92, and the other end of the guide pipe is communicated with the liquid outlet holes, so that the disinfectant in the inner cavity of the annular cavity 91 is led out to the sterilized cotton layer (namely, the disinfectant or the sterilized alcohol in the inner cavity of the annular cavity 91 sequentially passes through the inner cavity of the hollow telescopic rod 92, the guide pipe in the cleaning sliding sleeve 95 and the liquid outlet holes in the cleaning disc 96 and flows to the sterilized cotton layer).
The sterilizing component controls the operation of the sterilizing component through a link mechanism, the link mechanism comprises a sliding handle 911, a limiting slide bar 912, a limiting ring 913, a top plate 914, a first toothed bar 915, a gear 916 and a second toothed bar 917, the sliding handle 911 is positioned at one side of the fixed handle 20 far away from the movable handle 50 (namely, the right side of the fixed handle 20 shown in fig. 1 or 2), at least two limiting slide bars 912 are fixedly arranged at one end of the fixed handle 20 near the sliding handle 911 and are parallel to each other (see fig. 1 or 2, two limiting slide bars 912 are arranged in the embodiment), and one end of the limiting slide bar 912 far away from the fixed handle 20 penetrates through the sliding handle 911 and is in sliding connection with the sliding handle 911 (namely, the sliding handle 911); the limiting ring 913 is fixedly sleeved on the outer wall of the cleaning sliding sleeve 95, the top plate 914 is fixedly arranged at the bottom of the cleaning sliding sleeve (namely, the limiting ring 913), the first toothed bar 915 is slidably arranged on the outer wall of the bottom end of the annular cavity 91, and one end of the first toothed bar 915, which is close to the top plate 914, is fixedly connected with the top plate 914; the sliding handle 911 is fixedly provided with a second toothed bar 917 on the top surface, and the gear 916 is arranged between the first toothed bar 915 and the second toothed bar 917 and is engaged with the bottom surface of the first toothed bar 915 and the top surface of the second toothed bar 917, respectively. The gear 916 is disposed between two racks (i.e., a first rack 915 and a second rack 917) through a hoisting assembly, specifically: the lifting assembly comprises two lifting brackets 9161 and a rotating shaft 9162, wherein the lifting brackets 9161 are respectively arranged on two side walls (namely front and rear end side walls shown in fig. 1) of the annular cavity 91, the two lifting brackets 9161 are arranged in parallel, two ends of the rotating shaft 9162 are respectively connected with opposite side walls of the lifting brackets 9161 in a rotating manner, and the rotating shaft 9162 is positioned between the two lifting brackets 9161.
In order to ensure the running stability of the first toothed bar 915 and the second toothed bar 917, the side walls of the two sides of the first toothed bar 915 and the second toothed bar 917 are respectively connected with the side walls of the corresponding lifting support 9161 in a sliding manner, so that the lifting support 9161 is utilized to realize the secondary positioning of the first toothed bar 915 and the second toothed bar 917.
Example 2:
as another preferred embodiment of the solution of the present invention, based on the injection administration device described in embodiment 1, referring to fig. 5 and 6, the connection relationship between the semicircular positioning plate 730 and the semicircular conduction plate 740 is specifically: the outer wall of the semicircular positioning plate 730 is fixedly connected with the inner wall of the communicating pipe 73, a rotating rod is arranged at the axle center of the semicircular positioning plate 730, the outer wall of the semicircular conducting plate 740 is fixedly connected with the inner wall of the rotating pipe 74, and the axis of the semicircular conducting plate 740 is rotatably sleeved on the outer wall of the rotating rod. The bottom surface of the diameter of the semicircular positioning plate 730 is fixedly provided with a sealing strip, so that the relative sealing of the junction between the bottom surface of the semicircular positioning plate 730 and the diameter of the top surface of the semicircular conducting plate 740 is realized.
Example 3:
as another preferred embodiment of the present invention, a method for intramuscular injection of animals, using the injection device of embodiment 1 or embodiment 2, comprises:
step one: injecting injection agent (such as sterilizing alcohol, iodophor, etc.) into the medicine storage tank 72 (medicine liquid supplementing port) and the annular cavity 91 (charging port), respectively;
step two: the operator holds the fixed handle 20 by the palm of the hand, pulls the sliding handle 911 (moves towards one end close to the fixed handle 20) by the fingers, further pushes the cleaning disc 96 to move towards one end far away from the annular cavity 91 until the cleaning disc 96 protrudes out of the injection needle 80, wipes and disinfects the part to be injected of the livestock by sterilizing the cotton layer (specifically, pulls the sliding handle 911 to move towards one end close to the fixed handle 20 on the limit sliding rod 912, further drives the second toothed bar 917 to move towards one end close to the fixed handle 20, and the gear 916 rotates clockwise in the direction shown in fig. 2, drives the first toothed bar 915 to move towards the right in the direction shown in fig. 2, further pushes the cleaning sliding sleeve 95 to move towards the right in the direction shown in fig. 2 by the top plate 914 and the limit ring 913, and drives the cleaning disc 96 to move rightwards until the injection needle 80 protrudes, and simultaneously pulls the left end of the hollow telescopic rod 92 to slide rightwards in the direction shown in fig. 2, so that the left end of the hollow telescopic rod 92 is separated from the rubber block 93, and the disinfectant in the annular cavity 91 continuously flows towards the cotton layer by the hollow telescopic rod 92, and the cleaning sliding sleeve 95 and disinfects is completed; after that, the sliding handle 911 is released, and the hollow expansion link 92 is restored due to the elastic force of the restoring spring 94, and the end thereof at one end of the annular cavity 91 is closed again by the rubber block 93, while exposing the injection needle 80;
step three: the operator holds the fixed handle 20 with fingers, pushes the movable handle 50 (moves toward one end close to the fixed handle 20) with the palm, thereby completing quantitative blanking and air extrusion by using the movable handle 50; when the injection needle 80 is extruded with the liquid medicine, the injection needle 80 is inserted into the skin of livestock, the movable handle 50 is continuously pushed to complete the injection of the liquid medicine (specifically, the movable handle 50 moves towards one end close to the fixed handle 20 to respectively drive the adjusting slide rod 60 and the U-shaped connecting rod 40 to move towards the right end shown in fig. 2, the adjusting slide rod 60 pulls the connecting plate 767 to move towards the upper right side shown in fig. 3 through the guide ring 766, then the pushing block 768 is driven to move towards the upper right side shown in fig. 3, in the moving process of the pushing block 768, the pushing block 768 is contacted with the hinging block 764 and drives the hinging block 764 to move together, the hinging block 764 drives the arc-shaped rod 762 to rotate through the hinging block 764 and then drives the rotating tube 74 to rotate around the axis of the torsion spring 75, the semicircular conducting plate 740 rotates around the semicircular locating plate 730 to form a gap between the semicircular conducting plate 740 and the semicircular locating plate 730, the liquid medicine in the medicine storage tank 72 enters the inner cavity of the injection gun body 10 through the communicating tube 73 and the conducting tube 74, the pushing block 768 is separated from the hinging block 764 along with the continuous movement of the pushing block 768, the elastic force of the hinging block 764 and the like, the piston spring 764 moves together, the arc-shaped rod 764 drives the hinging block 764 drives the arc-shaped rod 762 and the piston plate to rotate, the rotating tube 74 rotates around the rotating tube 74 and the torsion spring 75 rotates around the torsion spring 75 to compress, the semicircular locating plate and the semicircular locating plate 730 rotates, the semicircular locating plate and the quantitative piston rod is pushed by the piston rod 32, the quantitative injection tube is pushed by the piston rod and the quantitative injection tube is transported by the quantitative and the quantitative injection tube is transported, and the quantitative, and the injection can and the quantitative and the injection can is transported, and the quantitative and the injection can is transported.
Step four: after injection is completed, the injection needle 80 is pulled out from the skin surface of the livestock, then the fixed handle 20 is fixed by one hand, the movable handle 50 is pulled by the other hand, and the movable handle 50 respectively realizes the reset of the connecting plate 767 and the piston plate 31 through the adjusting slide bar 60 and the U-shaped connecting rod 40 so as to be convenient for continuous injection.
Example 4:
as another preferred embodiment of the solution of the present invention, based on the intramuscular injection administration method for animals described in embodiment 3, the amount of the injected medicament can be adjusted by adjusting the positioning bolt 7630 to disengage from the corresponding positioning groove 7612, then sliding the arc lever 762 on the annular chute 7611 to rotate a certain angle, and then inserting the positioning bolt 7630 into the corresponding positioning groove 7612 with the adjusted position.

Claims (8)

1. The utility model provides a device is dosed in high-efficient stable intramuscular injection of animal, its characterized in that: the injection gun comprises an injection gun body, a fixed handle, a piston assembly, a U-shaped connecting rod, a movable handle, an adjusting slide bar, a drug delivery assembly, an injection needle and a disinfection assembly, wherein the fixed handle is arranged in the middle of the bottom end of the injection gun body; the piston assembly comprises a piston disc and a piston push rod, the piston disc and the injection gun body are coaxially arranged and slidably arranged in the inner cavity of the injection gun body, one end of the piston push rod is fixedly connected with one side surface of the piston disc, and the other end of the piston push rod penetrates through the corresponding injection gun body and is slidably connected with the corresponding injection gun body; the movable handle is arranged on one side of the fixed handle, which is positioned on the piston push rod, and one side of the movable handle, which is close to the fixed handle, is provided with an adjusting slide bar, one end of the adjusting slide bar, which is far away from the movable handle, penetrates through the fixed handle and is connected with the drug delivery component, the drug delivery component is arranged on the top end of the injection gun body, and one end of the movable handle, which is far away from the fixed handle, is connected with one end of the piston push rod, which is far away from the piston disc, through a U-shaped connecting rod; the injection needle is coaxially arranged at one end of the injection gun body far away from the piston push rod, and the disinfection component is arranged on the outer ring of the injection gun body and the injection needle.
2. A veterinary high-efficiency stable intramuscular injection device according to claim 1, wherein: the drug delivery assembly comprises a threaded ring, a drug storage tank, a communicating pipe, a rotating pipe, a torsion spring and a regulating and controlling mechanism, wherein the threaded ring is fixedly arranged on the outer wall of the top of the injection gun body through a supporting connecting rod, the threaded ring is correspondingly arranged with a fixed handle, the drug storage tank and the threaded ring are coaxially arranged, and the outer wall of the lower end of the drug storage tank is in threaded connection with the inner ring of the threaded ring; the communicating pipe is coaxially arranged at the bottom of the medicine storage tank and communicated with the inner cavity of the medicine storage tank; the rotary pipe is coaxially arranged at the lower end of the communicating pipe, the inner wall of the rotary pipe is rotationally connected with the outer wall of the communicating pipe, and a torsion spring is arranged between the inner wall of the rotary pipe and the outer wall of the communicating pipe; the bottom surface of the communicating pipe is provided with a semicircular positioning plate, the rotary pipe is provided with a semicircular conducting plate corresponding to the top surface, the semicircular conducting plate rotates around the central axis of the semicircular positioning plate, and the top surface of the semicircular conducting plate is contacted with the bottom surface of the semicircular positioning plate; the bottom end of the rotary tube is rotationally connected with the top surface of the injection gun body, and the rotary tube is communicated with the inner cavity of the injection gun body; the adjusting structure is arranged on the outer wall of the rotating pipe.
3. A veterinary high-efficiency stable intramuscular administration device according to claim 1 or 2, wherein: the adjusting mechanism comprises an annular track, an arc-shaped rod, a sliding block, a hinging block, a telescopic spring, a guide ring, a connecting plate and a pushing block, wherein the annular track is fixedly arranged on the outer wall of the rotary pipe and coaxial with the rotary pipe; the arc-shaped rod is clamped on the outer ring of the annular track and is in sliding connection with the annular track, one end of the arc-shaped rod is fixedly provided with a sliding block, the other end of the arc-shaped rod is rotationally provided with a hinging block, the sliding block is in sliding connection with the annular track, the annular track is uniformly provided with a plurality of positioning grooves, the sliding block is provided with fixing holes corresponding to the positioning grooves, and the sliding block and the annular track are fixedly connected by sequentially penetrating through the fixing holes and the positioning grooves through positioning bolts; the side surface of one side of the hinge block, which is close to the piston push rod, is connected with the outer wall of the arc-shaped rod through a telescopic spring; the guide ring slides and sets up at injection rifle body outer wall and is located the one side that movable handle was kept away from to fixed handle, adjusts the one end that movable handle was kept away from to the slide bar and guide ring bottom fixed connection, and the guide ring top just is located the articulated piece and corresponds the side and set up the connecting plate, and connecting plate and injection rifle body top surface sliding connection and connecting plate are close to the fixed ejector pad that sets up of one side of articulated piece, and the ejector pad corresponds with the articulated piece.
4. A veterinary high-efficiency stable intramuscular administration device according to claim 1 or 3, wherein: the disinfection assembly comprises an annular cavity, a hollow telescopic rod, a rubber blocking block, a reset spring, a cleaning sliding sleeve and a cleaning disc, wherein the annular cavity is fixedly arranged on the outer wall of one end, close to the injection needle, of the injection gun body; the cleaning sliding sleeve is close to one side face of the annular cavity, a plurality of hollow telescopic rods are uniformly arranged around the central axis of the cleaning sliding sleeve, one end of each hollow telescopic rod, far away from the cleaning sliding sleeve, penetrates through the corresponding annular cavity and is in contact with a rubber blocking block fixedly arranged in the annular cavity, the hollow telescopic rods are in sliding connection with the corresponding side wall of the annular cavity, the reset springs are arranged corresponding to the hollow telescopic rods and are respectively located on the outer rings of the hollow telescopic rods, one end of each reset spring is fixedly connected with the side wall of the annular cavity, and the other end of each reset spring is fixedly connected with the side wall of the cleaning sliding sleeve.
5. The veterinary high-efficiency stable intramuscular injection device according to claim 4, wherein: the inner cavity of the cleaning sliding sleeve is provided with a guide pipe, the cleaning disc is uniformly provided with liquid outlet holes, one end of the guide pipe is communicated with the inner cavity of the hollow telescopic rod, and the other end of the guide pipe is communicated with the liquid outlet holes.
6. The veterinary high-efficiency stable intramuscular injection device according to claim 4, wherein: the sterilizing component controls the operation of the sterilizing component through a connecting rod mechanism, the connecting rod mechanism comprises a sliding handle, limiting slide bars, a limiting ring, a top plate, a first toothed bar, a gear and a second toothed bar, the sliding handle is positioned on one side of the fixed handle far away from the movable handle, one end of the fixed handle close to the sliding handle is fixedly provided with at least two limiting slide bars, the limiting slide bars are parallel to each other, and one end of the limiting slide bar far away from the fixed handle penetrates through the sliding handle and is in sliding connection with the sliding handle; the limiting ring is fixedly sleeved on the outer wall of the cleaning sliding sleeve, the bottom of the limiting ring is fixedly provided with a top plate, the first toothed bar is arranged on the outer wall of the bottom end of the annular cavity in a sliding manner, and one end, close to the top plate, of the first toothed bar is fixedly connected with the top plate; the sliding handle top surface is fixedly provided with a second toothed bar, and the gear is arranged between the first toothed bar and the second toothed bar and is respectively meshed with the first toothed bar bottom surface and the second toothed bar top surface.
7. The veterinary high-efficiency stable intramuscular injection device according to claim 6, wherein: the gear passes through the hoist and mount subassembly setting between two racks, specifically: the hoisting assembly comprises two hoisting brackets and a rotating shaft, the hoisting brackets are respectively arranged on two side walls of the annular cavity and are arranged in parallel, two ends of the rotating shaft are respectively connected with the side walls of the opposite sides of the hoisting brackets in a rotating mode, and the rotating shaft is positioned between the two hoisting brackets and is fixedly sleeved with a gear.
8. The veterinary high-efficiency stable intramuscular injection device according to claim 6, wherein: and a limiting block is fixedly arranged at the end part of the limiting slide rod, which is far away from one end of the fixed handle.
CN202410041321.XA 2024-01-10 2024-01-10 High-efficient stable intramuscular injection device of dosing of animal Pending CN117618146A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202410041321.XA CN117618146A (en) 2024-01-10 2024-01-10 High-efficient stable intramuscular injection device of dosing of animal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202410041321.XA CN117618146A (en) 2024-01-10 2024-01-10 High-efficient stable intramuscular injection device of dosing of animal

Publications (1)

Publication Number Publication Date
CN117618146A true CN117618146A (en) 2024-03-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202410041321.XA Pending CN117618146A (en) 2024-01-10 2024-01-10 High-efficient stable intramuscular injection device of dosing of animal

Country Status (1)

Country Link
CN (1) CN117618146A (en)

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