CN215180110U

CN215180110U - Forced contactor

Info

Publication number: CN215180110U
Application number: CN202121665932.XU
Authority: CN
Inventors: 夏丽娟; 张杰成
Original assignee: Sichuan Institute Of Pesticide Control
Current assignee: Department of agriculture and rural development of Sichuan Province; Sichuan Institute of pesticide control
Priority date: 2021-07-21
Filing date: 2021-07-21
Publication date: 2021-12-14
Anticipated expiration: 2031-07-21

Abstract

The utility model relates to an injection testing arrangement especially relates to a force contactor, including box subassembly and baffle subassembly, the box subassembly includes box and pull board, the inside cavity of box, be provided with the board of giving medicine to poor free of charge that is used for placing the medicine in the box, be provided with the round hole on one of them curb plate of box, insert baffle subassembly in the round hole, be clearance fit between baffle subassembly and the box, make baffle subassembly can slide in the box, force the examination worm and the contact of the board of giving medicine to poor free of charge, the box is provided with the wherein one side of baffle subassembly laminating and puts the worm passageway, be provided with first spout on putting the inner wall of worm passageway, pull board and first spout cooperation, opening and shutting of worm passageway is put in control. A force contactor, put opening and shutting of worm passageway and controlled by the pull board, solved the easy not hard up dropping of putting the worm baffle that exists among the prior art, cause the problem that the examination worm escaped, solved simultaneously among the prior art examination worm and climbed to the pore wall of putting the worm hole easily in testing, dodge experimental problem.

Description

Forced contactor

Technical Field

The utility model relates to an injection agent testing arrangement especially relates to a force contactor.

Background

The sanitary insecticide is an agent mainly used for controlling disease-vector organisms and pests influencing the life of people in the field of public health. Mainly comprises medicaments for preventing and controlling pathogenic organisms and pests such as mosquitoes, flies, fleas, cockroaches, mites, ticks, ants, rats and the like. Unlike agricultural and forestry crop protection and pest control insecticides, sanitary insecticides act directly on the living environment of humans, and some are even in contact with humans for a long time (e.g., indoor space sprays, delayed sprays, moths, mosquito net soaks, etc.), and the protected objects are humans.

The method for performing the indoor pesticide effect test and evaluation on the sanitary pesticide is characterized in that the indoor pesticide effect test and evaluation on the sanitary pesticide are performed by using a forced contactor, and the forced contactor is used for avoiding test insects from escaping or injuring the test insects according to the test requirements so as to ensure the accuracy of the test result.

Present forcing contactor, in use can reach experimental purpose to also can obtain comparatively accurate test result, but still have not enoughly, in prior art, put the wormhole baffle and be a circular design, fix by the screw and put the wormhole top. There are the following problems:

1. the insect placing baffle is fixed by screws, the screws are easy to loosen in daily use, so that the insect placing baffle is not firmly fixed, and the test insects can possibly escape from the forced contactor in the test process to influence the test result; further, when a tester finds that the bolt is loose, the fastening degree of the bolt is difficult to control in the process of fastening the bolt, and the bolt is easy to penetrate through the box body of the forcing contactor, so that the baffle plate assembly cannot flexibly slide in the box body.

2. In the prior art, the forced contactor is made of a transparent PVC plate, the plate has a certain thickness, a pore channel with a certain depth can be formed after the insect placing hole is formed, and the test insects easily climb into the pore channel of the insect placing hole to avoid the test in the test, so that the test result is influenced.

Therefore, a forced contactor is urgently needed at present, and the problem that the insect placing baffle is not fixed and is not firmly guided, the hole surface of the insect placing hole is too thick, the insect test escaping and avoiding tests are caused, and the test result is further influenced in the prior art can be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the forced contactor is provided aiming at the problems that the insect placing baffle in the prior art is not firm in fixation, the hole surface of the insect placing hole is too thick, the test insect escapes and avoids the test, and the test result is further influenced.

In order to realize the purpose, the utility model discloses a technical scheme be:

the utility model provides a forced contactor, includes box subassembly and baffle subassembly, the box subassembly includes box and pull board, the inside cavity of box be provided with the board of giving medicine to the poor free of charge that is used for placing the medicine in the box, be provided with the round hole on one of them curb plate of box, insert in the round hole the baffle subassembly, the baffle subassembly with be clearance fit between the box, make the baffle subassembly can slide in the box, force the examination worm and the board contact of giving medicine to the poor free of charge, the box with wherein one side of baffle subassembly laminating is provided with puts the worm passageway, be provided with first spout on putting the inner wall of worm passageway, the pull board with first spout cooperation, control put opening and shutting of worm passageway.

Adopt this utility a force contactor, put opening and shutting of worm passageway by pull board control, on the one hand, solved that the worm baffle of putting that exists among the prior art is not hard up easily and drops, causes the problem that the examination worm escaped from, on the other hand has solved among the prior art examination worm and has climbed to the pore wall of putting the worm hole easily in the experiment, avoids experimental problem.

Preferably, the drawing plate and the first chute are in slidable clearance fit, one end of the drawing plate extends out of the boundary of the box body, a first rubber sealing ring is further arranged at the edge matched with the first chute, and the first rubber sealing ring is in slidable close fit with the first chute. Adopt this kind of structure setting, on the one hand, first rubber seal has filled the pull board with clearance between the first spout avoids trying the worm to avoid in the process of the test in the pull board with in the gap that first spout formed, on the other hand, first rubber seal has increased the pull board with frictional force between the first spout stops the pulling at the testing personnel during the pull board, the pull board can stabilize under the effect of frictional force and stop in the first spout, improved this novel in use's convenience.

Preferably, the cross-sectional shape of the first rubber sealing ring is a convex shape matched with the first sliding groove. By adopting the structure, the pull plate is matched with the first sliding grooves more tightly, so that the situation that the pull plate and the first sliding grooves generate gaps to cause the insect test to avoid the pull plate and the first sliding grooves to influence the accuracy of a test result is further avoided.

Preferably, one end of the drawing plate extending out of the box body boundary is provided with a drawing hole, and the drawing hole enables the drawing of the drawing plate to be more convenient.

Preferably, the baffle assembly comprises a baffle, a second rubber sealing ring is arranged at the edge of the baffle, and the second rubber sealing ring is in slidable sealing fit with the inner wall of the box body. The second rubber sealing ring fills the gap between the baffle and the box body, so that the problem that the accuracy of a test result is influenced by the fact that the test insects are hidden in the gap between the baffle and the box body can be better avoided.

Preferably, second rubber seal's cross sectional shape is parallelogram, adopts this kind of structure setting, avoids working as the baffle subassembly is in when sliding in the box, second rubber seal with form the contained angle between the box, cause the try worm to avoid receiving the injury in the contained angle, influence the accuracy of test result.

Preferably, the baffle is provided with an exhaust hole, and the exhaust hole exhausts the air between the baffle component and the box body, so that the baffle component and the box body are more smoothly matched.

Preferably, the air exhaust hole is provided with a dense mesh gauze which prevents the test insects from escaping from the air exhaust hole, so that the accuracy of the test result is ensured.

Preferably, the dense mesh gauze is arranged on one side of the exhaust hole facing the test insects, so that the damage of the test insects caused by the fact that the test insects enter the exhaust hole is avoided, and the accuracy of a test result is further guaranteed.

Preferably, still be provided with movable arm-tie above the application of drug board, movable arm-tie with be slidable cooperation between the box, the activity arm-tie corresponds be provided with the second spout on the box, movable arm-tie follows the second spout pushes completely inside the box, along the second spout gets into the box movable arm-tie tip with still separate the distance between the box inner wall, this distance is greater than or equal to the size of being tested the polypide. By adopting the structure, the misoperation of a tester in a test is avoided, and the movable pulling plate is pushed to be abutted against the box body, so that the insect test is clamped or killed, and the accuracy of a test result is influenced.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. a force contactor, put opening and shutting of worm passageway by pull board control, on the one hand, solved that the worm baffle of putting that exists among the prior art is not hard up easily and drops, causes the problem that the examination worm escaped from, on the other hand has solved among the prior art examination worm and has climbed to the pore wall of putting the worm hole easily in testing, avoids experimental problem, makes the utility model discloses the test data of test are more accurate.

2. A force contactor, the baffle subassembly is provided with second rubber seal, second rubber seal has filled the baffle subassembly with clearance between the box makes the examination worm be in push down the in-process nowhere and avoid under the baffle subassembly, further make the utility model discloses the test data of test are more accurate.

3. A force contactor, the activity arm-tie is followed the second spout pushes completely during the box is inside, follows the second spout gets into the box activity arm-tie tip with still separate the distance between the box inner wall, adopt this kind of structure setting, avoided the tester at experimental maloperation, will the activity arm-tie promote to with the box butt causes the test insect to be hindered/die by the clamp, influences the accuracy of test result.

Drawings

FIG. 1 is a schematic structural view of one embodiment of a forced contactor according to the present application;

FIG. 2 is a schematic view of the forced contactor of the present application from another perspective;

FIG. 3 is a schematic view of a forced contactor according to an embodiment of the present application from another perspective;

FIG. 4 is a schematic view of a forced contact according to an embodiment of the present application from another perspective;

fig. 5 is an enlarged schematic view of the structure a of fig. 2.

The labels in the figure are: 1-box body, 2-drawing plate, 3-box body component, 4-application plate, 5-round hole, 6-pull rod, 7-baffle, 8-baffle component, 9-insect placing channel, 10-first slide groove, 11-first rubber sealing ring, 12-drawing hole, 13-second rubber sealing ring, 14-exhaust hole, 15-dense gauze, 16-movable drawing plate and 17-second slide groove.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1 to 5, the forcing contactor of the present invention comprises a box body assembly 3 and a baffle plate assembly 8, wherein the box body assembly 3 comprises a box body 1 and a drawing plate 2, the box body 1 is hollow, an application plate 4 for placing medicines is arranged in the box body 1, a round hole 5 is arranged on one side plate of the box body 1, the baffle plate component 8 is inserted into the round hole 5, the baffle plate component 8 and the box body 1 are in clearance fit, so that the baffle plate component 8 can slide in the box body 1 to force the test insects to contact with the pesticide application plate 4, one side of the box body 1, which is attached to the baffle plate component 8, is provided with an insect placing channel 9, the inner wall of the insect placing channel 9 is provided with a first sliding chute 10, the pull plate 2 is matched with the first sliding groove 10 to control the opening and closing of the insect placing channel 9.

Adopt this utility a force contactor, put opening and shutting of worm passageway 9 by pull board 2 control, on the one hand, solved the easy not hard up problem that drops of putting the worm baffle that exists among the prior art, causes the examination worm to flee from, on the other hand has solved among the prior art examination worm and has climbed to the pore wall of putting the worm hole easily in testing, avoids experimental problem.

Specifically, the pull board 2 is in slide in first spout 10, the switching of worm passageway 9 is put in control, replaces to put the worm baffle by the screw fixation among the prior art to the setting that the wormhole opened and shut is put in control, has solved that the screw that prior art exists is not hard up easily, leads to putting the fixed not firm of worm baffle, causes the examination worm to flee from the problem that influences the test result, and is further, through pull board 2 is in first spout 10 fit in has solved and has put the hole and then can form the pore of certain degree of depth after the wormhole is seted up among the prior art, and the examination worm climbs to the interior experiment of avoiding of the pore of putting the wormhole easily in the experiment to produce the problem of influence to the test result.

As a preferable scheme of this embodiment, the pull plate 2 and the first sliding groove 10 are in slidable clearance fit, one end of the pull plate 2 extends out of the boundary of the box body 1, a first rubber sealing ring 11 is further disposed on the edge of the pull plate 2 matched with the first sliding groove 10, and the first rubber sealing ring 11 and the first sliding groove 10 are in slidable close fit. Adopt this kind of structure setting, on the one hand, first rubber seal 11 has been filled pull board 2 with clearance between first spout 10 avoids trying the worm to avoid in the experimentation advance pull board 2 with in the gap that first spout 10 formed, on the other hand, first rubber seal 11 has increased pull board 2 with frictional force between first spout 10 stops the pulling at the experimenter during the pull board, pull board 2 can stabilize under the effect of frictional force and stop in first spout 10, improved this novel in use's convenience.

As a preferable mode of this embodiment, the cross-sectional shape of the first rubber seal 11 is a "convex" shape that fits the first sliding groove 10. By adopting the structure, the pull plate 2 is matched with the first sliding groove 10 more closely, so that the situation that the pull plate 2 and the first sliding groove 10 generate a gap to cause the test insects to hide in the gap between the pull plate 2 and the first sliding groove 10 to influence the accuracy of a test result is further avoided. Specifically, the cross-sectional shape of the first rubber sealing ring 11 is set to be in a shape like a Chinese character 'tu', so that the protruding part of the cross-sectional shape of the first rubber sealing ring 11 is embedded into the first sliding groove 10, and the rest of the cross-sectional shape of the first rubber sealing ring 11 fills the gap between the pull plate 2 and the insect placing channel, thereby further avoiding that the test insects fall into the gap between the pull plate 2 and the first sliding groove 10 to influence the accuracy and the qualification of the test results.

Example 2

As shown in fig. 1 and 4, the forced contactor of the present invention, wherein the drawing plate 2 is extended from the one end of the box body 1 boundary is provided with a drawing hole 12, and the drawing hole 12 makes the drawing of the drawing plate 2 more convenient. In the embodiment, the inventor finds that, in actual use, due to the fact that the first rubber sealing ring 11 is additionally arranged on the pull plate 2, although the gap between the pull plate 2 and the first sliding groove 10 is filled, the friction force between the pull plate 2 and the first sliding groove 10 is increased, the pull plate 2 can stop at any position of the first sliding groove 10 under the action of the friction force, but the pull plate 2 is more difficult to slide, and particularly, under the condition that a tester has liquid in hand, the pull plate 2 is difficult to push, so that the inventor arranges a pull hole 12 at one end of the pull plate 2 extending out of the boundary of the box body 1, the acting point of the tester when pushing the pull plate 2 is increased, and the novel portable electronic device has better experience in the use process.

Example 3

As shown in fig. 3, the utility model relates to a forcing contactor, baffle subassembly 8 includes baffle 7, the edge of baffle 7 sets up second rubber seal 13, second rubber seal 13 with be slidable sealed cooperation between the inner wall of box 1. The second rubber sealing ring 13 fills the gap between the baffle 7 and the box body 1, so that the problem that the accuracy of a test result is influenced by the fact that the test insects are hidden in the gap between the baffle 7 and the box body 1 can be better avoided.

Specifically, in this embodiment, the baffle assembly 8 includes a baffle 7 and a pull rod 6, one end of the pull rod 6 is connected to the surface of the baffle 7, the other end of the pull rod is inserted into the circular hole 5, when in use, a tester holds the pull rod 6 to push the baffle assembly 8 to slide up and down in the box body 1, the second rubber sealing ring 13 converts hard friction between the baffle assembly 8 and the box body 1 into flexible friction, in the process of repelling the test insects by the baffle assembly 8, the second rubber sealing ring 13 can exert a softer repelling force on the test insects when the baffle assembly 8 contacts the test insects, so as to avoid the test insects from being injured, and the second rubber sealing ring 13 better fills the gap between the baffle assembly 8 and the box body 1, so as to better avoid the baffle assembly 8 from catching the test insects when sliding in the box body 1, affecting the accuracy of the test result.

As a preferred scheme of this embodiment, second rubber seal 13's cross sectional shape is parallelogram, adopts this kind of structure setting, avoids working as baffle subassembly 8 is in when sliding in the box 1, second rubber seal 13 with form the contained angle between the box 1, cause the examination worm to avoid receiving the injury in the contained angle, influence the accuracy of experimental result.

Example 4

As shown in fig. 2 and 5, the forcing contactor of the present invention, the baffle 7 is provided with the exhaust holes 14, the exhaust holes 14 are discharged from the baffle assembly 8 and the air between the box bodies 1, so that the baffle assembly 8 and the box bodies 1 are more smoothly matched. In this embodiment, because the baffle plate assembly 8 is provided with the second rubber sealing ring 13, the gap between the baffle plate assembly 8 and the box body 1 is reduced, and the sealing performance between the baffle plate assembly 8 and the box body 1 is increased, so that in the downward sliding process of the baffle plate assembly 8, the atmospheric pressure of the box body 1 at the lower half part of the baffle plate assembly 8 is increasingly greater, which causes the baffle plate assembly 8 to be more difficult to push downwards, and therefore, the inventor sets the exhaust hole 14 on the baffle plate 7, removes the air at the lower half part of the box body 1, and makes the sliding of the baffle plate assembly 8 in the box body 1 smoother.

As a preferable scheme of this embodiment, a dense mesh gauze 15 is arranged on the exhaust hole 14, and the dense mesh gauze 15 prevents the test insects from escaping from the exhaust hole 14, so as to ensure the accuracy of the test result.

As a preferable scheme of this embodiment, the dense mesh gauze 15 is disposed on a side of the exhaust hole 14 facing the test insects, so that the damage of the test insects caused by the test insects entering the exhaust hole 14 is avoided, and the accuracy of the test result is further ensured.

In this embodiment, since the baffle 7 has a certain thickness, the test insects are easily sucked into the air outlet hole 14 during the downward sliding of the baffle assembly 8, so the inventor sets the dense mesh gauze 15 on the air outlet hole 14 to prevent the test insects from escaping, and further, the inventor finds that, during the process that the baffle assembly 8 forces the test insects to contact the drug application plate 4, the test insects can escape from the drug application plate 4 as much as possible due to the rejection reaction of the test insects to the drugs, and the hole channel of the air outlet hole 14 becomes an excellent shelter for the test insects, so the inventor sets the dense mesh gauze 15 on the side of the air outlet hole 14 facing the test insects, thus preventing the test insects from escaping into the hole channel of the air outlet hole 14 to influence the accuracy of the test data.

Example 5

As shown in FIG. 1, a force contactor 4 top still be provided with movable arm-tie 16 for the pesticide application, movable arm-tie 16 with be the slidable cooperation between the box 1, movable arm-tie 16 corresponds be provided with second spout 17 on the box 1, movable arm-tie 16 is followed second spout 17 pushes completely when the box 1 is inside, follow second spout 17 gets into box 1 movable arm-tie 16 tip with still separate between the box 1 inner wall and have the distance, this distance is greater than or equal to the size by the test polypide. By adopting the structure, the misoperation of a tester in the test is avoided, and the movable pulling plate 16 is pushed to be abutted against the box body 1, so that the insect test is clamped or killed, and the accuracy of the test result is influenced.

In this embodiment, the inventor finds that the strength of the pushing force is often large when the tester pulls the movable pulling plate 16, but if the operation is performed, the end of the movable pulling plate 16 collides with the inner wall of the box body 1, so that the test insects are greatly possibly clamped, the inventor leads the movable pulling plate 16 to enter the box body 1 along the second sliding groove 17, the end of the movable pulling plate 16 is separated from the inner wall of the box body 1 by a certain distance, and a certain gap is reserved between the end of the movable pulling plate 16 and the box body 1, so that the problem that the accuracy of a test result is affected when the tester mistakenly operates to clamp the test insects is avoided.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A forced contactor comprises a box body component (3) and a baffle plate component (8), wherein the box body component (3) comprises a box body (1) and a drawing plate (2), the box body (1) is hollow, a medicine applying plate (4) used for placing medicines is arranged in the box body (1), a round hole (5) is formed in a side plate of the box body (1), the baffle plate component (8) is inserted into the round hole (5), the baffle plate component (8) is in clearance fit with the box body (1), so that the baffle plate component (8) can slide in the box body (1) to force a test insect to be contacted with the medicine applying plate (4), an insect placing channel (9) is formed in one side of the box body (1) and the baffle plate component (8) in a fit mode, a first sliding chute (10) is formed in the inner wall of the insect placing channel (9), and the drawing plate (2) is matched with the first sliding chute (10), controlling the opening and closing of the insect placing channel (9).

2. A forcing contactor according to claim 1, wherein a slidable clearance fit is formed between the drawing plate (2) and the first sliding chute (10), one end of the drawing plate (2) extends out of the boundary of the box body (1), a first rubber sealing ring (11) is further arranged on the edge of the drawing plate (2) matched with the first sliding chute (10), and a slidable close fit is formed between the first rubber sealing ring (11) and the first sliding chute (10).

3. A force contactor according to claim 2, characterized in that said first rubber sealing ring (11) has a cross-section shaped as a "convex" which is fitted to said first runner (10).

4. A forcing contact according to any one of claims 1 and 2, wherein the end of the pull plate (2) extending beyond the boundary of the casing (1) is provided with a pull hole (12).

5. A forcing contactor according to claim 1, characterized in that said baffle assembly (8) comprises a baffle (7), a second rubber sealing ring (13) being provided at the edge of said baffle (7), said second rubber sealing ring (13) being in slidable sealing engagement with the inner wall of said tank (1).

6. A forcing contact according to claim 5, wherein the cross-sectional shape of the second rubber sealing ring (13) is a parallelogram.

7. A force contactor according to claim 5, characterized in that said baffle (7) is provided with air vents (14), said air vents (14) discharging air between said baffle assembly (8) and said tank (1).

8. A force contactor according to claim 7, characterized in that said air exit hole (14) is provided with a dense mesh screen (15), said dense mesh screen (15) preventing the test insects from escaping from said air exit hole (14).

9. A forcing contact according to claim 8, wherein the fine mesh screen (15) is arranged on the side of the air vent (14) facing the test insect.

10. A forcing contactor according to claim 1, wherein a movable pulling plate (16) is further arranged above the medicine applying plate (4), the movable pulling plate (16) is in slidable fit with the case body (1), a second sliding slot (17) is arranged on the case body (1) corresponding to the movable pulling plate (16), and when the movable pulling plate (16) is completely pushed into the case body (1) along the second sliding slot (17), the end of the movable pulling plate (16) entering the case body (1) along the second sliding slot (17) is further separated from the inner wall of the case body (1) by a distance which is larger than or equal to the size of the tested insect body.