CN209806914U - Quantitative medicament injector - Google Patents
Quantitative medicament injector Download PDFInfo
- Publication number
- CN209806914U CN209806914U CN201920406649.1U CN201920406649U CN209806914U CN 209806914 U CN209806914 U CN 209806914U CN 201920406649 U CN201920406649 U CN 201920406649U CN 209806914 U CN209806914 U CN 209806914U
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- China
- Prior art keywords
- frame
- push
- push rod
- connecting sleeve
- plate
- Prior art date
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- Expired - Fee Related
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- 239000003814 drug Substances 0.000 title claims abstract description 19
- 238000002347 injection Methods 0.000 claims abstract description 27
- 239000007924 injection Substances 0.000 claims abstract description 27
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000003825 pressing Methods 0.000 claims abstract description 17
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 239000000575 pesticide Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 229940079593 drug Drugs 0.000 description 3
- 241000607479 Yersinia pestis Species 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 241000255925 Diptera Species 0.000 description 1
- 241000257303 Hymenoptera Species 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 241000700159 Rattus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a quantitative medicament injector, which has the technical scheme that the quantitative medicament injector comprises an injection tube, one end of the injection tube is detachably connected with a propelling frame, a pushing plate is arranged in the propelling frame, the pushing plate is limited by the propelling frame to move along a straight line, and a pressing plate positioned in the inner cavity of the injection tube is fixedly arranged at one end of the pushing plate, which faces the injection tube; the push plate is provided with ratchet teeth, the push frame is provided with a rotating shaft, the rotating shaft is sleeved with a push rod rotating around the axis of the rotating shaft, one end of the push rod, facing the push plate, is fixedly provided with a connecting sleeve, the connecting sleeve is sleeved with a pressure spring, one end of the connecting sleeve is connected with a transmission rod in a sliding mode, one end of the transmission rod, extending out of the connecting sleeve, is abutted against the ratchet teeth, the other end of the push rod extends out of the push frame, and the push frame is provided with a reset mechanism for. The utility model provides a carry out the inconvenient problem of ration injection to gelatineous harmful medicament.
Description
Technical Field
The utility model relates to a pest control equipment field, in particular to ration medicament syringe.
Background
Harmful organisms refer to organisms that are harmful to human life, production and even survival under certain conditions; is an organism which is seriously damaged by captive animals, cultivated crops, flowers and seedlings due to large quantity. Such as mosquitoes, ropes, rats, ants, etc.
When the pests are treated, a certain dosage of medicines need to be coated in the area to be treated, the treatment effect can be reduced when the medicines are too few, and the waste and the environmental pollution are increased when the medicines are too many.
Chinese utility model patent with grant publication number CN204709063U discloses a 50 ml semi-automatic continuous injector, including manual control device, dose control device, scale piston rod and syringe shell, manual control device is connected with dose control device and scale piston rod respectively, and the scale piston rod cup joints with the syringe shell is coaxial, and the syringe shell is installed in manual control device. The manual control device comprises a cover head handle, a wrench and a torsion spring for connecting the cover head handle and the wrench, the cover head handle is embedded into the wrench part and fixed through a fixing screw, the bottom of the cover head handle is connected with the dosage control device, and the top of the cover head handle is provided with a guide ring for installing the syringe shell.
Although the above scheme can realize quantitative extrusion of the pesticide, the colloidal pesticide cannot be injected conveniently and cannot be injected quantitatively to the existing colloidal pesticide.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a quantitative medicament injector which has the advantage of quantitative injection of the prior colloidal pesticide.
The above technical purpose of the present invention can be achieved by the following technical solutions: a quantitative medicament injector comprises an injection tube, wherein one end of the injection tube is detachably connected with a pushing frame, a pushing plate is arranged in the pushing frame, the pushing plate is limited by the pushing frame to move along a straight line, and a pressing plate positioned in the inner cavity of the injection tube is fixedly arranged at one end of the pushing plate facing the injection tube; the improved push plate is characterized in that ratchet teeth are arranged on the push plate, a rotating shaft is arranged on the push frame, a push rod rotating around the axis of the rotating shaft is sleeved on the rotating shaft, a connecting sleeve is fixedly arranged at one end, facing the push plate, of the push rod, a pressure spring is sleeved in the connecting sleeve, a transmission rod is connected with one end of the transmission rod in a sliding mode and abuts against the pressure spring, one end, extending out of the connecting sleeve, of the transmission rod abuts against the ratchet teeth, the other end of the push rod extends out of the push frame, and a reset mechanism which drives the.
Through adopting above-mentioned technical scheme, promote the push rod, the push rod revolves the axis of rotation and rotates, promotes the ratchet tooth and removes when the push rod rotates, and the ratchet tooth removes and drives the slurcam and remove towards the syringe direction, and the clamp plate of being connected with the slurcam extrudes the medicine in the syringe, and the push rod revolves the axis of rotation and rotates once, and the distance that the push rod promoted the slurcam and remove equals the distance between two ratchet teeth to realize the ration of medicine in the syringe and extrude.
The utility model discloses further set up to: the reset mechanism comprises a torsional spring sleeved on the rotating shaft, one end of the torsional spring is abutted against the push rod, and the other end of the torsional spring is abutted against the pushing frame.
Through adopting above-mentioned technical scheme, when the push rod revolved the axis of rotation and rotated, the effort was applyed to the torsional spring to the push rod, and the effort crescent to the push rod of torsional spring, when the staff removed the effort to the push rod, the torsional spring promoted push rod reverse rotation, replied initial position until the push rod, waited for the next time the effect of staff to the push rod.
The utility model discloses further set up to: and a pressure plate which is pressed against the pressure spring is fixedly arranged at one end of the transmission rod, which is positioned at the connecting sleeve.
By adopting the technical scheme, the pressure plate moves in the inner cavity of the transmission rod, so that the transmission rod is driven to move along the central line direction of the connecting sleeve, the contact area between the transmission rod and the inner cavity of the connecting sleeve is reduced, and the transmission rod is convenient to move.
The utility model discloses further set up to: the push frame is provided with a pushing mechanism, the pushing mechanism comprises a lower pressing rod which is rotatably connected to the push frame, the side face of the connecting sleeve is provided with a yielding hole, and one end of the lower pressing rod, which extends into the connecting sleeve, is located on one side, back to the pressure spring, of the pressure plate.
Through adopting above-mentioned technical scheme, rotate the depression bar, the depression bar rotates and drives the one end that is located the adapter sleeve inner chamber and supports and press the pressure disk, makes the pressure disk further compress the pressure spring, and the transfer line can separate with the ratchet tooth this moment, is convenient for pull the slurcam reverse.
The utility model discloses further set up to: and a baffle ring is arranged at the port of the connecting sleeve far away from the push rod.
Through adopting above-mentioned technical scheme, keep off the ring and can restrict the pressure disk, prevent that the condition of pressure disk and adapter sleeve inner chamber separation from taking place.
The utility model discloses further set up to: the injection syringe is characterized in that the pushing frame is rotatably connected with a limiting clamp, the limiting clamp comprises a connecting block which is rotatably connected with the pushing frame, a limiting ring is fixed on the connecting block, and the limiting ring is abutted against the outer surface of the injection syringe.
Through adopting above-mentioned technical scheme, put the syringe in the frame that impels the back, rotate spacing card, make the spacing ring contradict in the surface of syringe, the removal of restriction syringe on impeling the frame improves the stability that syringe and propulsion frame are connected.
The utility model discloses further set up to: and an inclined block is fixedly arranged on the connecting block.
Through adopting above-mentioned technical scheme, when the spacing card was stirred to needs and rotate, the setting of sloping block can make things convenient for the staff to operate spacing card, makes things convenient for the use of spacing card.
The utility model discloses further set up to: the side surface of the push rod extending out of one end of the propelling frame is an arc surface.
Through adopting above-mentioned technical scheme, the arc surface of push rod is convenient for people's finger and is applyed the effort to the push rod, improves the convenience of people's hand to the push rod operation.
To sum up, the utility model discloses following beneficial effect has:
1. the push rod is pushed to rotate around the rotating shaft, the ratchet teeth are pushed to move when the push rod rotates, the ratchet teeth move to drive the push plate to move towards the direction of the injection tube, the medicine in the injection tube is extruded out by the pressing plate connected with the push plate, the push rod rotates around the rotating shaft once, and the distance for the push rod to push the push plate to move is equal to the distance between the two ratchet teeth, so that the quantitative extrusion of the medicine in the injection tube is realized;
2. when the push rod rotates around the rotating shaft, the push rod applies acting force to the torsion spring, the acting force of the torsion spring to the push rod is gradually increased, and when the acting force of a human hand on the push rod is removed, the torsion spring pushes the push rod to rotate reversely until the push rod returns to the initial position, and the next action of the human hand on the push rod is waited;
3. the lower pressing rod is rotated to drive one end of the lower pressing rod, which is positioned in the inner cavity of the connecting sleeve, to abut against the pressure plate, so that the pressure plate further compresses the pressure spring, and at the moment, the transmission rod can be separated from the ratchet wheel teeth, and the pushing plate is conveniently pulled reversely.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic sectional view of the embodiment;
FIG. 3 is an enlarged view at A in FIG. 2;
fig. 4 is a schematic structural view of the return mechanism in the embodiment.
In the figure, 1, a syringe; 11. a discharge port; 12. a limit baffle; 2. a push frame; 21. a rotating shaft; 3. a push plate; 31. pressing a plate; 32. ratchet teeth; 4. a push rod; 41. connecting sleeves; 411. a hole of abdication; 42. a pressure spring; 43. a transmission rod; 44. a platen; 45. a baffle ring; 5. a reset mechanism; 51. a torsion spring; 52. an upper limit block; 53. a lower limiting block; 6. a pressing mechanism; 61. a lower pressure lever; 62. a fixed shaft; 7. a limiting card; 71. connecting blocks; 72. a limiting ring; 73. and (5) an oblique block.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals.
Example 1
A quantitative medicament injector is shown in figure 1 and comprises an injection tube 1, wherein a discharge hole 11 is formed in one end of the injection tube 1, and a limiting baffle 12 is arranged at the other end of the injection tube 1. The injection tube 1 is provided with the one end outside of limit baffle 12 and is provided with and impels frame 2, impels frame 2 including the upper ledge that holds limit baffle 12, and the upper ledge is square frame, is provided with the groove of stepping down that holds limit baffle 12 on the upper ledge.
As shown in figure 1, the pushing frame 2 is rotatably connected with a limiting clamp 7, the limiting clamp 7 comprises a connecting block 71 rotatably connected with the pushing frame 2, a limiting ring 72 is integrally arranged at one end, far away from the connecting block 71, connected with the pushing frame 2, of the connecting block, the limiting ring 72 is a semicircular ring with the inner side face abutting against the outer surface of the injection tube 1, an inclined block 73 is integrally arranged on the connecting block 71, and the inclined block 73 is convenient for a human hand to apply acting force to the limiting clamp 7 to enable the limiting clamp to rotate.
As shown in fig. 1, a push plate 3 sliding along the axial direction of the syringe 1 is inserted into the upper frame of the push frame 2, a pressing plate 31 is integrally provided at one end of the push plate 3 facing the syringe 1, and the pressing plate 31 is a disk having an outer diameter equal to the inner diameter of the syringe 1.
As shown in fig. 1, the propelling frame 2 includes an arc-shaped fixing frame connected with the upper frame, the fixing frame is used for grasping a human hand, a rotating shaft 21 with an axis perpendicular to the moving direction of the pushing plate 3 is arranged on the fixing frame in a penetrating manner, a push rod 4 rotating around the axis of the rotating shaft 21 is sleeved on the rotating shaft 21, and the side surface of the push rod 4 is an arc-shaped surface.
As shown in fig. 2 and 3, a plurality of ratchet teeth 32 are integrally formed on the surface of the pushing plate 3 facing the rotating shaft 21, the surface of the pushing rod 4 facing the pushing plate 3 is integrally provided with a connecting sleeve 41, the connecting sleeve 41 is a circular sleeve, an inner cavity of the connecting sleeve 41 is provided with a pressure spring 42, one end of the pressure spring 42 is pressed against the surface of the pushing rod 4, the other end of the pressure spring 42 is pressed against a pressure plate 44 which is sleeved in the connecting sleeve 41 and slides along the inner cavity of the connecting sleeve 41, a transmission rod 43 with one end extending out of the connecting sleeve 41 is integrally formed on the pressure plate 44, and one end of the transmission rod 43 extending into the connecting sleeve 41 is pressed against. The driving rod 43 is externally sleeved with a baffle ring 45 which is connected to one end of the connecting sleeve 41 far away from the push rod 4 in a screw pressing mode, and the baffle ring 45 limits the pressure plate 44 in the connecting sleeve 41.
As shown in fig. 2 and 3, the connecting sleeve 41 has a recess 411 on its side. The pushing frame 2 is provided with a pushing mechanism 6, the pushing mechanism 6 comprises a fixed shaft 62 fixed on the pushing frame 2, a pushing rod 61 rotating around the axis of the fixed shaft 62 is sleeved outside the fixed shaft 62, one end of the pushing rod 61 extends into the pushing frame 2, and the other end of the pushing rod 61 penetrates through the abdicating hole 411 and extends into the inner cavity of the connecting sleeve 41 and is positioned on one side of the pressure plate 44 opposite to the pressure spring 42. When the connecting sleeve 41 rotates along with the push rod 4, one end of the depression bar 61 extending into the cavity of the connecting sleeve 41 is separated from the cavity of the connecting sleeve 41. When the end of the push rod 61 outside the push frame 2 is pushed upwards, the push rod 61 rotates around the fixed shaft 62, and the end of the push rod 61 inside the connecting sleeve 41 exerts an upward force on the pressure plate 44, so that the pressure plate 44 moves towards the push rod 4 to further compress the compression spring 42, and at the moment, the transmission rod 43 is separated from the ratchet teeth 32, and the push plate 43 is conveniently pulled back to the injection tube 1.
As shown in fig. 4, the return mechanism 5 is provided on the rotary shaft 21. The reset mechanism 5 includes a torsion spring 51 sleeved on the rotating shaft 21, one end of the torsion spring 51 presses against a lower limit block 53 fixed on the push rod 4, and the other end of the torsion spring 51 presses against an upper limit block 52 fixed on the push frame 2. When the action force is applied to the push rod 4 by the hand, the lower limit block 53 pushes the torsion spring 51 to be further compressed, and when the action force is removed from the push rod 4 by the hand, the torsion spring 51 pushes the lower limit block 53 to drive the push rod 4 to rotate around the rotating shaft 21 to the initial position.
A quantitative medicament injector, the working process of which is as follows:
the push rod 4 is pushed, the push rod 4 rotates around the rotating shaft 21, the ratchet teeth 32 are pushed to move when the push rod 4 rotates, the ratchet teeth 32 move to drive the push plate 3 to move towards the inner cavity of the injection tube 1, the pressing plate 31 connected with the push plate 3 presses out the medicine in the injection tube 1, the push rod 4 rotates once around the rotating shaft 21, and the distance for the push rod 4 to push the push plate 3 to move is equal to the distance between the two ratchet teeth 32; when the push rod 4 rotates around the rotating shaft 21, the push rod 4 applies acting force to the torsion spring 51, the acting force of the torsion spring 51 on the push rod 4 is gradually increased, and when the acting force on the push rod 4 is removed by a human hand, the torsion spring 51 pushes the push rod 4 to reversely rotate until the push rod 4 returns to the initial position; the lower pressing rod 61 is rotated, the lower pressing rod 61 rotates to drive one end of the inner cavity of the connecting sleeve 41 to abut against the pressure plate 44, so that the pressure plate 44 further compresses the pressure spring 42, and at the moment, the transmission rod 43 can be separated from the ratchet teeth 32, and the push plate 3 can be pulled reversely.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A quantitative medicament injector comprising a syringe (1), characterized in that: one end of the injection tube (1) is detachably connected with a push frame (2), a push plate (3) is arranged in the push frame (2), the push plate (3) is limited by the push frame (2) to move along a straight line, and a pressing plate (31) located in the inner cavity of the injection tube (1) is fixedly arranged at one end, facing the injection tube (1), of the push plate (3);
be provided with ratchet tooth (32) on promotion board (3), be provided with axis of rotation (21) on impel frame (2), the cover is equipped with revolutes axis of rotation (21) axis pivoted push rod (4) on axis of rotation (21), connecting sleeve (41) have set firmly towards the one end of promotion board (3) in push rod (4), connecting sleeve (41) endotheca is equipped with pressure spring (42), sliding connection has one end and pressure spring (42) to drive line (43) of pressing in connecting sleeve (41), the one end that stretches out connecting sleeve (41) in drive line (43) supports with ratchet tooth (32) and presses, the other end of push rod (4) stretches out and impels frame (2), be provided with canceling release mechanical system (5) that drive push rod (4) removed on impel frame (2).
2. A metered dose syringe as recited in claim 1, wherein: the reset mechanism (5) comprises a torsion spring (51) sleeved on the rotating shaft (21), one end of the torsion spring (51) is pressed against the push rod (4), and the other end of the torsion spring (51) is pressed against the pushing frame (2).
3. A metered dose syringe as recited in claim 1, wherein: and a pressure plate (44) which is pressed against the pressure spring (42) is fixedly arranged at one end of the transmission rod (43) positioned at the connecting sleeve (41).
4. A metered dose syringe as recited in claim 3, wherein: it pushes down mechanism (6) to be provided with on advancing frame (2), push down mechanism (6) including rotating lower depression bar (61) of connecting on advancing frame (2), abdicating hole (411) has been seted up to adapter sleeve (41) side, the one end that lower depression bar (61) stretched into adapter sleeve (41) is located pressure disk (44) one side of pressure spring (42) dorsad.
5. A metered dose syringe as recited in claim 3, wherein: and a stop ring (45) is arranged at the port of the connecting sleeve (41) far away from the push rod (4).
6. A metered dose syringe as recited in claim 1, wherein: it is connected with spacing card (7) to rotate on advancing frame (2), spacing card (7) include with advance frame (2) and rotate connecting block (71) of being connected, be fixed with spacing ring (72) on connecting block (71), spacing ring (72) are contradicted in the surface of injection syringe (1).
7. A metered dose syringe as recited in claim 6, wherein: an inclined block (73) is fixedly arranged on the connecting block (71).
8. A metered dose syringe as recited in claim 1, wherein: the side surface of the push rod (4) extending out of one end of the propelling frame (2) is an arc surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406649.1U CN209806914U (en) | 2019-03-27 | 2019-03-27 | Quantitative medicament injector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920406649.1U CN209806914U (en) | 2019-03-27 | 2019-03-27 | Quantitative medicament injector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209806914U true CN209806914U (en) | 2019-12-20 |
Family
ID=68877587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920406649.1U Expired - Fee Related CN209806914U (en) | 2019-03-27 | 2019-03-27 | Quantitative medicament injector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209806914U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932726A (en) * | 2020-09-01 | 2021-06-11 | 驻马店市动物疫病预防控制中心 | Special opening for livestock and continuous medicine feeding and filling device |
| CN113197175A (en) * | 2021-04-26 | 2021-08-03 | 广东纬达斯电器有限公司 | Safe type electric mosquito swatter with auto-induction |
-
2019
- 2019-03-27 CN CN201920406649.1U patent/CN209806914U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112932726A (en) * | 2020-09-01 | 2021-06-11 | 驻马店市动物疫病预防控制中心 | Special opening for livestock and continuous medicine feeding and filling device |
| CN113197175A (en) * | 2021-04-26 | 2021-08-03 | 广东纬达斯电器有限公司 | Safe type electric mosquito swatter with auto-induction |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191220 |