CN201067560Y

CN201067560Y - Multifunctional syringe for animals

Info

Publication number: CN201067560Y
Application number: CNU2007201109859U
Authority: CN
Inventors: 丁计超; 徐坚刚
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-06-20
Filing date: 2007-06-20
Publication date: 2008-06-04
Anticipated expiration: 2017-06-20

Abstract

The utility model relates to a multipurpose animal injector, comprising a needle protector, an injector sleeve, a liquid medicine controller, a dosage push rod, a stretching rod, an imbibing hose, a push handle, an imbibing tubular spring, a measuring screw and an adjustable piston. The design point of the utility model is that a replaceable sterilized injector and a continuous injector are respectively arranged inside the injector sleeve, and a value changing body that can change the dosage of the liquid medicine is arranged inside the liquid medicine controller. The value changing body and a position changing button can slide and are connected to the cylindrical wall, and when the position changing button is toggled to a 'continuous injection' mark on the cylindrical wall, the resistance is reduced and the dosage can be continuously injected; when the position changing button is toggled to a 'one time injection' mark on the cylindrical wall, the resistance is increased and the dosage is increased and can be injected in one time. The injector has comparatively simple structure, small size and low weight, and can be flexibly operated and used conveniently when continuous injection or big dosage injection in one time is carried out to the animal. The injector of the utility model is particularly suitable for the loimic prevention and treatment work in villages and pastoral areas, and for the application and popularization of loimic prevention and treatment in scale hoggery, cattle farm and other fowl cultivation fields.

Description

Multifunctional injector for animals

The art field

This utility model relates to a kind of veterinary syringe.

Background technology

At present, the animal diseases control veterinary is normally used is that traditional veterinary syringe is had an injection.Traditional veterinary syringe is simple in structure, can only closely have an injection with animal during use, and the animal that has must outer power be fixed, and it is time-consuming to require great effort.Particularly strong to those, timid easily frightened animal is had an injection just difficult more, and causes the veterinary to beat the phenomenon of " flying needle " easily.Both waste medicinal liquid, can not effectively guarantee to inject effect again.For avoiding this phenomenon, China Patent No. ZL03205844.6 for example, Granted publication CN2633315Y has disclosed multifunctional injector for animals, preferably resolves a difficult problem of having an injection at a distance for animal.However, use existing multifunctional injector for animals when animal is carried out the continuous injection of larger capacity, because structure is comparatively complicated, resistance is bigger when having an injection, and is restricting giving full play to of function of use always.

Summary of the invention

This utility model will overcome above-mentioned deficiency, and purpose is to provide a kind of multifunctional injector for animals to this area, and it can be solved when animal carried out the continuous injection of larger capacity, because original structure is comparatively complicated, and the bigger technical problem of resistance when having an injection.The purpose of this utility model is to adopt following technical scheme to realize.

A kind of multifunctional injector for animals, this syringe comprises needle protector, syringe jacket, medicine liquid controller, dosage push rod, expansion link, displacement and adds resistance body, piston, back-moving spring, push rod, cylindrical shell, imbibition sebific duct, handle, pipette spring, metering screw, adjusting piston, glass tubing, this syringe be in syringe jacket, to be respectively equipped with replaceable asepsis injector and continuous injector; The cross section that the dosage push rod of asepsis injector is housed in the syringe jacket is cross, on the periphery circle of dosage push rod, the rectangular teeth screw thread is set, the rear end of dosage push rod is provided with a spiral button, and the dosage putting back-end of asepsis injector is packed into, and medicine liquid controller is interior to be contacted with piston; The continuous injector that is equipped with in the syringe jacket; Be provided with the variate body that changes liquid dose in the medicine liquid controller, described variate body also claims displacement and adds resistance body, be by the displacement body with add resistance body and constitute.

Described multifunctional injector for animals, be fitted together the syringe needle connecting portion that constitutes in the setting of continuous injector front end by inside and outside two cylindrical tube spacer sleeves, on the internal perisporium of cylindrical tube the internal thread stricture of vagina is set outside, on the tail end periphery wall of syringe needle, be symmetrical arranged two prerotation vanes, two prerotation vanes are respectively along the rotational slide of internal thread stricture of vagina, the tail end of syringe needle is connected with the internal thread longitude and latitude that the syringe needle connecting portion passes through, output one-way cock plug is being set in the syringe needle connecting portion, glass tubing is being housed in the cylindrical shell is fixed in the cylindrical shell by fixed mechanism; The intravital adjusting piston of tube is threaded, and the connection screw of imbibition sebific duct front end passes afterbody and connects suction medicine handle from metering screw, and the pipette spring inserts main measuring in the screw rod by inhaling the medicine bar, and a regulating spring pressure nut is arranged on the metering screw; The one-way cock plug also is being set in the medicine absorber.

On the described dosage push rod axial external surface, connect be provided with about each one of size be used for the location, add the guide-localization groove of resistance and add the resistance groove and be parallel to each other; Be provided with displacement and add resistance body at the rear portion of medicine liquid controller, inside and outside trapezoidal cover all-in-one-piece cylinder.Displacement and add resistance body and pack on the dosage push rod, displacement and add the rectangular projection that an axially parallel is arranged on the resistance body inner round wall, rank is set on the locating slot of dosage push rod by the running fix of dosage push rod; Displacement and adding has a triangle projection and medicine liquid controller bottom one side triangular cut on one side, resistance body rear end, promptly groove matches.In displacement and add a vertical through hole is arranged in the resistance body, cooperate the back-moving spring of suit in the through hole, the pellet shot from a slingshot rank is set in adding on the resistance groove of dosage push rod; A blind hole is set in the body wall of displacement body, spring is set in the blind hole, the lower end of displacement button contacts with spring, and the top of displacement button is provided with axle journal, and axle journal cooperates with rectangular displacement groove on the wall of corresponding medicine liquid controller rear end; The displacement button connects moving displacement body, and displacement button and barrel are slidingly connected.

The screw of described expansion link front end is connected with the screw of dosage putting back-end, links into an integrated entity with medicine liquid controller and needle protector.

This utility model describes in further detail: as shown in Figure 1 and Figure 2, the medicine liquid controller that links to each other with the dosage push rod is housed in needle protector, has the expansion link (in addition with addition of stock one cover) of dosage push rod.As shown in Figure 3, Figure 4; needle protector when having an injection for effectively preventing the crooked and fracture of syringe needle; needle protector is connected the front end of medicine liquid controller by syringe jacket; the sterilization Sponge is housed in the needle protector; syringe needle is carried out continuously sterilization automatically; the outside suit of syringe jacket spring, and a body of needle protector slides backward along syringe jacket and exposes syringe needle when injection.After having injected, under the effect of spring, the needle protector head will rebound automatically and reset, and entry needle is withdrawn wherein, thereby prevents the syringe needle bending, phenomenon of rupture, and the front end of needle protector is the truncated cone-shaped face.Uniform on-slip groove and the projection of being provided with on this truncated cone-shaped face can prevent the skidding that produces like this when having an injection to animal.The dosage push rod front end of medicine liquid controller has piston as shown in Figure 4, and its forward back-moving spring that is equipped with, back-moving spring are used for piston is rebounded backward so that injection next time.The location lid of fixed part is housed in the rear end of medicine liquid controller.

Be respectively equipped with replaceable asepsis injector and continuous injector in the described syringe jacket, the cross section that the dosage push rod of asepsis injector (Fig. 8) is housed in the syringe jacket is cross, on the periphery circle of dosage push rod, the rectangular teeth screw thread is set, the rear end of dosage push rod is provided with a spiral button, the spiral button is by rectangular teeth threaded adjustment dosage, the dosage putting back-end of asepsis injector is packed into, and medicine liquid controller is interior to be contacted with piston, moves axially to same direction when piston forward promotes also to have driven the dosage push rod.Common suit asepsis injector before and after syringe jacket and the medicine liquid controller like this, when having an injection just with the liquid medicine injection of heavy dose, the also the same use alone of asepsis injector with known veterinary syringe.The continuous injector that is equipped with in the syringe jacket (Fig. 9), the front end setting is fitted together the syringe needle connecting portion that constitutes by inside and outside two cylindrical tube spacer sleeves, on the internal perisporium of cylindrical tube the internal thread stricture of vagina is set outside, on the tail end periphery wall of syringe needle, be symmetrical arranged two prerotation vanes, two prerotation vanes are respectively along the rotational slide of internal thread stricture of vagina, and the internal thread longitude and latitude that the tail end of syringe needle and syringe needle connecting portion pass through links together.Thereby effectively prevent from the syringe needle obscission to occur when pin is extracted syringe needle having beaten, improved the reliability of having an injection for different animals.Output one-way cock plug is being set in the syringe needle connecting portion, the graduated glass tubing of 0.5～5cm is being housed in the cylindrical shell is fixed in the cylindrical shell by fixed mechanism.The intravital adjusting piston of tube is threaded, the connection screw of imbibition sebific duct front end passes afterbody and connects suction medicine handle from metering screw, the pipette spring inserts in the main amount screw rod by inhaling the medicine bar, and metering screw is reconciled needed medicinal liquid metering by the fixed mechanism screw thread rotation again.A regulating spring pressure nut is arranged, with the fixedly difficult displacement of the definite mark of metering screw institute on the metering screw.One end of imbibition sebific duct connects syringe needle and inserts the medicinal liquid bottle, and the other end is enclosed within on the medicine absorber of handle inboard.The one-way cock plug also is being set in the medicine absorber.When before and after syringe jacket and the medicine liquid controller during common suit continuous injector, the imbibition sebific duct passes from flexible pipe hole, continuous injector one side top, when having an injection with regard to the successive injection of larger capacity.

Fig. 5, Fig. 5 .1, shown in Fig. 6, Fig. 6 .1 is the sketch map that is provided with the variate body that changes liquid dose in the medicine liquid controller, displacement and add resistance body be by the displacement body, with add resistance body and constitute.On dosage push rod axial external surface, connect be provided with about each one of size be used for the location, add the guide-localization groove of resistance and add resistance groove be parallel to each other (Fig. 4).In the rear portion of medicine liquid controller, be provided with displacement and add trapezoidal cover all-in-one-piece cylinder inside and outside the resistance body; Displacement and add resistance body and pack on the dosage push rod, displacement and add the rectangular projection that an axially parallel is arranged on the resistance body inner round wall, rank is set on the locating slot of dosage push rod by the running fix of dosage push rod.Displacement and adding has a triangle projection and medicine liquid controller bottom one side triangular cut on one side, resistance body rear end, be that groove matches, so just make piston, dosage push rod, the displacement body of medicine liquid controller, add resistance body and form an overall fixed location, finish that function being set.In displacement and add a vertical through hole is arranged in the resistance body, cooperate the back-moving spring of suit in the through hole, under elastic force, impel the pellet shot from a slingshot rank to be set in adding on the resistance groove of dosage push rod.A blind hole is set in the body wall of displacement body, spring is set in the blind hole, the lower end of displacement button contacts with spring, and the top of displacement button is provided with axle journal, and axle journal cooperates with rectangular displacement groove on the wall of corresponding medicine liquid controller rear end.The displacement button connects the displacement body, stirs the displacement body, left or can increase or deduct the dynamics that stops when having an injection to animal during right displacement.Displacement button and barrel are slidingly connected, and the displacement button is that drag reduction can be injected continuously when toggling it to " continuously injection " labelling on the barrel, and the post dose push rod of having an injection can be return automatically and reset; When the displacement button toggles it to " shot " labelling on the barrel, be to add resistance to increase the disposable injection of big agent, the post dose push rod of having an injection also can retract and reset.

As Fig. 1, Fig. 2, shown in Figure 7, the screw of expansion link front end is connected with the screw of dosage putting back-end, links into an integrated entity with medicine liquid controller and needle protector again, forms the multifunctional injector for animals of a monnolithic case.Described expansion link (in addition with addition of bar) is by the combination of more piece aluminium-alloy pipe, and light and firm length is easily flexible, makes it multifunctional injector for animals and improved safety to the animal liquid medicine injection of having an injection within two meters.

This syringe construction is comparatively simple, (matching used asepsis injector) flexible operation, easy to use when (matching used continuous injector) or a heavy dose of shot when animal is carried out a high capacity shot, distance is had an injection within two meters, and effectively prevent the veterinary and beat " flying needle ", the phenomenon of outflow medicinal liquid.Its structure is comparatively simple, volume is little, in light weight, and animal being injected continuously or flexible operation during a heavy dose of shot, easy to use.Be particularly useful for the rural area, the work of controlling in advance of the eqpidemic disease in pastoral area.Be applicable to the application and the popularization of control of pig farm, cattle farm, other eqpidemic disease of culturing the poultry farm of scale, have high economic benefit and social benefit.

Description of drawings

Fig. 1 is profile sketch map of the present utility model.

Fig. 2 is a structural representation of the present utility model.

Fig. 3 is needle protector of the present utility model and asepsis injector combination semi-section sketch map.

Fig. 4 is a medicine liquid controller structural representation of the present utility model.

Fig. 5 is the structure chart of displacement body, and Fig. 5 .1 is the cutaway view of Fig. 5.

Fig. 6 is the structure chart that adds resistance body, and Fig. 6 .1 is the left view of Fig. 6.

Fig. 7 is that medicine liquid controller expansion link of the present utility model pushes view.

Fig. 8 is an asepsis injector semi-section sketch map of the present utility model, and it is arranged in the syringe jacket.

Fig. 9 is a continuous injector sketch map of the present utility model, and it also is arranged in the syringe jacket, is to replace asepsis injector.

Figure number and title: 1; needle protector, 2; syringe jacket, 3; medicine liquid controller, 4; the displacement groove; 41; the displacement button, 5; the location lid, 6; the dosage push rod; 7; expansion link, 8; spring, 9; displacement and add resistance body; 9.1; the displacement body, 9.2; add resistance body, 10; piston; 11; back-moving spring, 12; push rod, 13; handle; 14; spongy body, 15; locating slot, 16; add the resistance groove; 17; syringe needle, 18; dose nut, 19; cylindrical shell; 20; hold-down nut, 21; the imbibition sebific duct, 22; pipe joint; 23; handle, 24; the regulating spring pressure nut, 25; the pipette spring; 26; metering screw, 27; adjusting piston, 28; glass tubing.

The specific embodiment

This multifunctional injector for animals comprises that needle protector 1 connects syringe jacket 2; The medicine liquid controller that dosage push rod 6 is housed is connected with the expansion link 7 that has handle; Needle protector parted hair, body, cover.Head is regulated the entry needle spacing with body by screw thread rotation, in the head Sponge 14 is housed, and Sponge speckles with the iodine disinfection medicinal liquid, will beat the band color marker continuously for automatically animal to entry needle sterilization automatically continuously when having an injection.Overlap outer pocketed springs 8, make head when having an injection, body is elastic, makes needle protector comparatively effectively protect entry needle indeformable, prevents bending, fracture; Syringe jacket 2 is threaded with medicine liquid controller 3, when having an injection according to the aseptic notes syringe or the continuous injector of the supporting threading of veterinary's needs; Dosage push rod front end connects piston 10, and back-moving spring 11 is housed in the piston nose cylindrical shell, and the dosage push rod passes from displacement and in the middle of adding the displacement body of resistance body in the tube bar, is sleeved on the displacement body and makes up and add resistance body.Displacement body body end one side has the identical location of a projection and cylinder back-end one groove, and cylinder cover is threaded by cylinder back-end and makes it to become one; Two elongate slots of width are arranged on the dosage push rod, and by the location, narrow rectangular slot is slid through by the resistance body bottom pellet shot from a slingshot that adds on the displacement body wide elongate slots by rectangular projection in the displacement body circular hole; The displacement button is connected with resistance by the drum surface strip hole.When the displacement button is toggled it to " shot " labelling is to add " resistance ".Heavy dose of disposable the injection to animal muscle of the aseptic no syringe (20 milliliters) of can supportingly packing in the multifunctional injector type for animals cured the disease, and the post dose push rod of having an injection retracts and resets.When the displacement button being toggled it to " injection continuously " labelling is to subtract " resistance ", and the jumbo metering of continuous injector (0.5～5 milliliter) of can supportingly packing in the multifunctional injector type for animals is to animal injection epidemic prevention, and the post dose push rod of having an injection can be return automatically and reset.Special continuous injector is the same with conventional all kinds of syringes with special asepsis injector, and use can be brought into play common function equally separately.Containing of described adding " resistance " is intended to: artificial machinery passes through the syringe jacket spring when finishing multifunctional injector for animals and have an injection by adding the resistance system, the cylindrical shell back-moving spring, add resistance body and act on dosage pusher table face length bar groove, restrain medicinal liquid to buffer stop when the dosage push rod promotes and temporarily export (dynamics that sort buffer stops is slightly larger than the resistance of entry needle by animal skin).Therefore, reinforcing makes the definite yardstick of entry needle in the corresponding degree of depth to syringe when the veterinary has an injection, and the back protector head that puts in place will stop at once that the continuation of entry needle is deep, and at this moment medicinal liquid enters animal organism.It is not simultaneously that entry needle and medicinal liquid enter human body, but has a surrounding time poor, and this process of having an injection also is moment certainly.What different animals also will be examined the different sizes of filter adds " resistance " degree.Meaning is that the veterinary has avoided not precession thing human body of entry needle when having an injection injection at a distance, will cause the partly excessive wasting phenomenon of medicinal liquid, thereby improve the effect that epidemic prevention is cured the disease when the contact fur.

Claims

1. multifunctional injector for animals, this syringe comprises needle protector (1), syringe jacket (2), medicine liquid controller (3), dosage push rod (6), expansion link (7), displacement and adds resistance body (9), piston (10), back-moving spring (11), push rod (12), cylindrical shell (19), imbibition sebific duct (21), handle (23), pipette spring (25), metering screw (26), adjusting piston (27), glass tubing (28) that the feature of this syringe is to be respectively equipped with replaceable asepsis injector and continuous injector in syringe jacket (2); The cross section that the dosage push rod (6) of asepsis injector is housed in the syringe jacket (2) is cross, on the periphery circle of dosage push rod, the rectangular teeth screw thread is set, the rear end of dosage push rod is provided with a spiral button, and the dosage putting back-end of asepsis injector is packed into, and medicine liquid controller (3) is interior to be contacted with piston (10); The continuous injector that is equipped with in the syringe jacket (2); Be provided with the variate body that changes liquid dose in the medicine liquid controller, displacement and add resistance body (9) be by displacement body (9.1), with add resistance body (9.2) and constitute; The setting of continuous injector front end is fitted together the syringe needle connecting portion that constitutes by inside and outside two cylindrical tube spacer sleeves, on the internal perisporium of cylindrical tube the internal thread stricture of vagina is set outside, on the tail end periphery wall of syringe needle, be symmetrical arranged two prerotation vanes, two prerotation vanes are respectively along the rotational slide of internal thread stricture of vagina, the tail end of syringe needle is connected with the internal thread longitude and latitude that the syringe needle connecting portion passes through, output one-way cock plug is being set in the syringe needle connecting portion, glass tubing (28) is being housed in the cylindrical shell is fixed in the cylindrical shell (19) by fixed mechanism; The intravital adjusting piston of tube (27) is threaded, the connection screw of imbibition sebific duct (21) front end passes afterbody and connects suction medicine handle (23) from metering screw (26), pipette spring (25) inserts in the main amount screw rod by inhaling the medicine bar, and a regulating spring pressure nut (24) is arranged on the metering screw; The one-way cock plug also is being set in the medicine absorber.

2. multifunctional injector for animals as claimed in claim 1 is characterized in that on dosage push rod (6) axial external surface, and each one of size was used for the location about perforation had been provided with, and adds the guide-localization groove (15) of resistance and add resistance groove (16) to be parallel to each other; In the rear portion of medicine liquid controller (3), be provided with displacement and add the inside and outside trapezoidal cover all-in-one-piece cylinder of resistance body (9); Displacement and add resistance body (9) and pack on the dosage push rod (6), displacement and add the rectangular projection that an axially parallel is arranged on resistance body (9) inner round wall, rank is set in the locating slot (15) of dosage push rod (6) and goes up by dosage push rod (6) running fix; Displacement and adding has a triangle projection and medicine liquid controller (3) bottom one side triangular cut on one side, resistance body (9) rear end, promptly groove matches; In displacement and add a vertical through hole is arranged in the resistance body (9), cooperate the back-moving spring of suit in the through hole, the pellet shot from a slingshot rank is set in adding on the resistance groove (16) of dosage push rod (6); A blind hole is set in the body wall of displacement body (9.1), spring is set in the blind hole, the lower end of displacement button (41) contacts with spring, and the top of displacement button is provided with axle journal, and axle journal cooperates with rectangular displacement groove on the wall of corresponding medicine liquid controller (6) rear end; Displacement button (41) connects moving displacement body (9.1), and displacement button (41) is slidingly connected with barrel.

3. multifunctional injector for animals as claimed in claim 1,, it is characterized in that being connected with the screw of dosage push rod (6) rear end at the screw of expansion link (7) front end, link into an integrated entity with medicine liquid controller (3) and needle protector (1).