CN203873912U - Experimental fish head fixing device - Google Patents
Experimental fish head fixing device Download PDFInfo
- Publication number
- CN203873912U CN203873912U CN201420263518.XU CN201420263518U CN203873912U CN 203873912 U CN203873912 U CN 203873912U CN 201420263518 U CN201420263518 U CN 201420263518U CN 203873912 U CN203873912 U CN 203873912U
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- CN
- China
- Prior art keywords
- fixing device
- fish
- slidingtype
- outer tube
- fish head
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- 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.)
- Expired - Fee Related
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- Farming Of Fish And Shellfish (AREA)
Abstract
The utility model belongs to the field of fish fixing technologies, and particularly relates to an experimental fish head fixing device which comprises a water stop clip, a hose and a fish mouth fixing head. The fish mouth fixing head is movably connected with an end of the hose and comprises a slide outer pipe, a spring and folding metal strips. The experimental fish head fixing device has the advantages that fish bodies can be firmly fixed by the aid of the experimental fish head fixing device, and fishes can be effectively protected, are assuredly in normal physiological statues and can normally breathe; experimental operation can be facilitated when the fixing device is used during experiments, and experimental errors can be greatly reduced.
Description
Technical field
This utility model belongs to the fixing technical field of Fish, is specifically related to a kind of Model fish head fixing device.
Background technology
In recent years, along with domestic water is produced the continuous research and probe of scientific research institution, China's fishery has obtained developing rapidly.Ichthyology research is an important branch of Aquatic product research aspect, and from fish growth, breeding a series of research and probes such as fish diseases control all needs constantly to carry out great many of experiments and verify.In research process, to obtain the experimental studies results of low error, just must improve experimental implementation level and the experiment accuracy of Fish research.Fish head fixing device difficult point is to need the constant intensity of device large, stability maintenance is high, experimental implementation is easy, experimental result is directly perceived, little to experiment fish head portion nocuity, yet due to live fish body surface smooth, depart from and cannot breathe after water and Fish occur after stress that health mucus increases the restrictive factor such as give off a peculiar smell, and strengthens the fixedly difficulty of testing front Fish head.Laboratory can adopt narcotization conventionally, but the method cost high, experimental result is impacted, be unfavorable for Fish research.Therefore, design a kind of effective Model fish head fixing device and become the important channel that reduces experimental error.
In prior art, to the fixing means great majority of fish head portion, adopt fish hook to hook fish head or rope ties down fish head, but these class methods are to fish head injury is large, stationarity is poor.Wherein in prior art, proposed a kind of fixture of Fish head, this device includes protruding fixing head and is divided into the fixed network of net I and net II, and wherein fixed network I is connected with fixing head in order to fixing fish head portion through the projection on fixing head.But in Fish experimentation, only use the fixedly head of Model fish of solid fixing head, make opereating specification restricted, after fixing, can only carry out development test fish is one-sided, fish head portion is fixed by net and rubber strap simultaneously, be difficult for injecting the experimental implementation such as sampling.
Summary of the invention
The purpose of this utility model is for existing Fish head fixing device constant intensity and poor stability, be not easy to the problem of experimental implementation, in order to solve current Fish head fixing device, cannot keep fish normal condition simultaneously, thereby affect the problem of experimental results, and provide a kind of Model fish head fixing device, this fixture securely fish head portion to be fixed, effectively protect Fish simultaneously, guarantee its normal physiological status, can eupnea; Make convenient experimental operation carrying out this fixture of use for laboratory, greatly reduce experimental error.
The technical solution of the utility model is: a kind of Model fish head fixing device, comprise tongs, flexible pipe and the fish mouth fixing head being flexibly connected with flexible pipe one end, and this fish mouth fixing head comprises slidingtype outer tube, spring and folded metal bar; Slidingtype outer tube sleeve is connected to the outside of flexible pipe, and the upper end of spring is fixed in the bottom of this slidingtype outer tube, and the port of export periphery of flexible pipe is fixed in the lower end of spring; One end of folded metal bar is connected with slidingtype outer tube bottom, and the other end is connected with the outlet of hose; On slidingtype outer tube, be provided with circular hole, this circular hole matches with the press button of being located at flexible pipe outside.
Described folded metal bar is flexibly connected and is formed by one section of short bonding jumper and segment length's bonding jumper.
Described short bonding jumper is connected with slidingtype outer tube bottom, and long bonding jumper is connected with the outlet of hose.
The length of described short bonding jumper is 3/5 of long bonding jumper length.
Described short bonding jumper is 10～60 ° with the opening angle of long bonding jumper junction.
Described folded metal bar is at least two.
Described folded metal bar is 5, and these 5 folded metal bars are uniformly distributed in the periphery of flexible pipe.
Described circular hole is positioned at the middle and upper part of slidingtype outer tube, and press button is positioned at the middle and lower part in flexible pipe outside.
Its material of described flexible pipe adopts metal.
The beneficial effects of the utility model are: Model fish head fixing device described in the utility model in use, first flexible pipe is connected with water pipe, then the Fish head fixing device that is flowing water is put into fish mouth, press the button switch, slidingtype outer tube pops up under spring force effect, open fish mouth fixing head and catch on fish mouth, fish head portion can be fixed, carry out experimental implementation, after experiment finishes, slidingtype outer tube is depressed, by playing press button, slidingtype outer tube is blocked, pack up fish mouth fixing head fish is taken off.
This Model fish head fixing device has the following advantages: (1), without anesthesia, passes into current sustainable for Fish breathing, and maintenance Fish waking state, is convenient to observation experiment result, and experiment accuracy is high, save time, and protection fish body; (2) the fish mouth fixing head in Fish head holder adopts and is flexibly connected, detachable, can change according to the size of fish; (3) this structure makes that fish head portion constant intensity in experimentation is high, stability is strong, and folded metal bar burst is smooth simultaneously, to fish mouth without injury.
In sum, described fixture can be fixed fish head portion securely, and simultaneously effectively protection Fish, guarantee its normal physiological status, can eupnea; When testing, by this fixture, make convenient experimental operation, greatly reduce experimental error.
Accompanying drawing explanation
Fig. 1 is structural representation when Model fish head fixing device is closed in this utility model specific embodiment.
Fig. 2 is structural representation when Model fish head fixing device is opened in this utility model specific embodiment.
Wherein, 1 is tongs, and 2 is metal hose, and 3 is slidingtype outer tube, and 4 is spring, and 5 is folded metal bar, and 6 is press button.
The specific embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
As can be seen from the figure, a kind of Model fish head fixing device of the present utility model, comprises that tongs 1, metal are soft
Pipe 2 and the fish mouth fixing head being flexibly connected with metal hose 2 one end, this fish mouth fixing head comprises slidingtype outer tube 3, spring 4 and 5 folded metal bars 5, these 5 folded metal bars 5 are uniformly distributed in the periphery of metal hose 2.Slidingtype outer tube 3 is socketed on the outside of metal hose 2, and the upper end of spring 4 is fixed in the bottom of this slidingtype outer tube 3, and the port of export periphery of metal hose 2 is fixed in the lower end of spring 4.Every folded metal bar 5 is by one section of short bonding jumper and one segment length's bonding jumper is hinged forms, the other end of short bonding jumper is connected with slidingtype outer tube 3 bottoms, the other end of long bonding jumper is connected with metal hose 2 ports of export, the length of its short-and-medium bonding jumper for long bonding jumper length 3/5.Short bonding jumper is 10～60 ° with the opening angle of long bonding jumper junction.The opening angle of putting into front this place of fish mouth is 10 °, presses the button after switch 6, and the opening angle at this place is 60 °.Such structure makes that fish constant intensity in experimentation is high, stability is strong, and folded metal bar burst is smooth simultaneously, to fish mouth without injury.Middle and upper part at slidingtype outer tube 3 is provided with circular hole, and this circular hole matches with the press button 6 of being located at metal hose 2 middle and lower parts, outside.
According to telescopic spring, this Fish head holder is at the upper outside slidingtype outer tube 3 that is equipped with of the metal hose 2 that press button 6 is installed, the upper end connector of the bottom linking springs 4 of slidingtype outer tube 3, one end of folded metal bar 5 is also connecting the bottom of slidingtype outer tube 3 simultaneously, the lower end of spring 4 is connecting the lower end of folded metal bar 5, while pressing press button 6, press button 6 is pressed in slidingtype outer tube 3 by the circular hole of slidingtype outer tube 3, the spring 4 that loses 3 extruding of slidingtype outer tube is flicked, slidingtype outer tube 3 Foldable bonding jumper 5 upper ends that connecting spring 4 upper ends are moved on carrying out, and folded metal bar 5 other ends that are connected with metal hose 2 ports of export are not moving, thereby folded metal bar 5 is stretched and struts, this macrura reevesii mouth fixing head struts, fish mouth can be tangled.After experiment finishes, slidingtype outer tube 3 is pressed down, now because slidingtype outer tube 3 pushes spring 4 downwards, spring 4 shrinks downwards, 5 upper ends of slidingtype outer tube 3 Foldable metal that connecting spring 4 upper ends move down, thereby folded metal bar 5 is folded up, and then pack up fish mouth fixing head, by playing press button 6, slidingtype outer tube 3 is blocked, fish is taken off.
Claims (9)
1. a Model fish head fixing device, is characterized in that, comprises tongs, flexible pipe and the fish mouth fixing head being flexibly connected with flexible pipe one end, and this fish mouth fixing head comprises slidingtype outer tube, spring and folded metal bar; Slidingtype outer tube sleeve is connected to the outside of flexible pipe, and the upper end of spring is fixed in the bottom of this slidingtype outer tube, and the port of export periphery of flexible pipe is fixed in the lower end of spring; One end of folded metal bar is connected with slidingtype outer tube bottom, and the other end is connected with the outlet of hose; On slidingtype outer tube, be provided with circular hole, this circular hole matches with the press button of being located at flexible pipe outside.
2. Model fish head fixing device according to claim 1, is characterized in that, described folded metal bar is flexibly connected and is formed by one section of short bonding jumper and segment length's bonding jumper.
3. Model fish head fixing device according to claim 2, is characterized in that, described short bonding jumper is connected with slidingtype outer tube bottom, and long bonding jumper is connected with the outlet of hose.
4. Model fish head fixing device according to claim 2, is characterized in that, the length of described short bonding jumper is long bonding jumper length 3/5.
5. Model fish head fixing device according to claim 2, is characterized in that, described short bonding jumper is 10～60 ° with the opening angle of long bonding jumper junction.
6. Model fish head fixing device according to claim 1, is characterized in that, described folded metal bar is at least two.
7. Model fish head fixing device according to claim 6, is characterized in that, described folded metal bar is 5, and these 5 folded metal bars are uniformly distributed in the periphery of flexible pipe.
8. Model fish head fixing device according to claim 1, is characterized in that, described circular hole is positioned at the middle and upper part of slidingtype outer tube, and press button is positioned at the middle and lower part in flexible pipe outside.
9. Model fish head fixing device according to claim 1, is characterized in that, its material of described flexible pipe adopts metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263518.XU CN203873912U (en) | 2014-05-22 | 2014-05-22 | Experimental fish head fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420263518.XU CN203873912U (en) | 2014-05-22 | 2014-05-22 | Experimental fish head fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203873912U true CN203873912U (en) | 2014-10-15 |
Family
ID=51674470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420263518.XU Expired - Fee Related CN203873912U (en) | 2014-05-22 | 2014-05-22 | Experimental fish head fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203873912U (en) |
-
2014
- 2014-05-22 CN CN201420263518.XU patent/CN203873912U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20150522 |
|
| EXPY | Termination of patent right or utility model |