CN213632627U - Butterfly needle air current test fixture - Google Patents
Butterfly needle air current test fixture Download PDFInfo
- Publication number
- CN213632627U CN213632627U CN202022587971.4U CN202022587971U CN213632627U CN 213632627 U CN213632627 U CN 213632627U CN 202022587971 U CN202022587971 U CN 202022587971U CN 213632627 U CN213632627 U CN 213632627U
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- butterfly needle
- mounting seat
- base
- tower
- test fixture
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Abstract
The utility model relates to a butterfly needle airflow test fixture, which comprises a butterfly needle and a tower-shaped joint; the bottom end of the butterfly needle is provided with a mounting seat in a matching way, the inner side of the mounting seat is penetrated with a round pillar, the mounting seat is connected with the circular support column in a sliding way, a limiting plate is arranged on the outer side of the circular support column in a sliding way, the bottom end of the round pillar is provided with a base through a screw, the limit plate is positioned at the top end of the base, the top end of the base is provided with a tower-shaped joint through screw threads, the outer side of the base is fixedly connected with a gas pipe joint through screw threads, the inner side of the air pipe joint is provided with an air pipe channel, the inner side of the base is provided with a connecting circular groove, the connecting circular groove is matched and connected with the tower-shaped joint, the novel test fixture is designed to reduce the loss of the airflow and simultaneously ensure that the airflow can vertically circulate, so that the operation is more convenient, and the tower-shaped joint is added on the jig and is connected with a test workpiece, so that the air flow is concentrated at a test position as far as possible, and the test fixture is simple and efficient.
Description
Technical Field
The utility model relates to a test fixture processing technology field especially relates to a butterfly needle air current test fixture.
Background
The test fixture belongs to a category under the fixture, and is specially used for testing and experimenting functions, power calibration, service life, performance and the like of a product.
The design is mainly used for measuring butterfly needle products, different from general detection, the butterfly needle belongs to a special article, and besides required common detection, airflow detection is needed to detect the airflow circulation of the butterfly needle. The existing measuring jig is simple and crude, generally is airflow in the horizontal direction, directly blows the butterfly needle through air gun airflow, simultaneously the flow direction of the airflow is disordered, the measuring result is not accurate enough, meanwhile, the scattered airflow loss is large, and particularly, when the power is large, the butterfly needle can shake to influence the measuring effect, so that the device is designed, the airflow loss is reduced, and meanwhile, the guiding of the airflow is accurate.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem lie in providing a butterfly needle air current test fixture, the flow direction of having solved the air current is comparatively chaotic, leads to measuring result accurate inadequately, and simultaneously, the loss of air current scattered all around is great, during especially great power, can make butterfly needle produce and rock, influences measuring effect's technical problem.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a butterfly needle airflow test fixture comprises a butterfly needle and a tower-shaped joint; the mounting seat is installed in the bottom cooperation of butterfly type needle, the inboard of mounting seat runs through there is circular pillar, and mounting seat and circular pillar sliding connection, the outside slidable mounting of circular pillar has the limiting plate, there is the base bottom of circular pillar through the mounting screw, the limiting plate is located the top of base, the top of base is passed through the screw thread and is installed tower form joint, the outside screw thread rigid coupling of base has the pipe connection, the inboard that the pipe connection was provided with the trachea passageway, the base inboard is provided with connects the circular slot, the trachea passageway is connected with the cooperation of being connected the circular slot, it connects the cooperation with tower form to connect the circular slot and be connected.
Preferably, the inboard of limiting plate is provided with the screw thread matching hole, the inboard of base is provided with two screw holes, the screw thread matching hole cooperates with the screw hole, two the screw thread matching hole is located the both sides of circular pillar.
Preferably, the circular pillar inboard is provided with first screw hole, the circular pillar passes through first screw hole and limiting plate rigid coupling, the outside of mount pad is provided with the second screw hole, the mount pad is fixed with the circular pillar through the second screw hole.
Preferably, the butterfly needle comprises a butterfly needle body, mounting holes and a needle head, the butterfly needle body is in contact fit with the mounting seat, the two mounting holes are formed in the inner side of the butterfly needle body, and the needle head is arranged at the top end of the butterfly needle body.
Preferably, the mount includes a mount body, a first fitting groove and a second fitting groove; the mounting seat main part is connected with the circular pillar in a sliding mode, a first matching groove and a second matching groove are formed in the inner side of the mounting seat main part, the first matching groove is installed in a matching mode with the butterfly needle main part, and the second matching groove is connected with the tower-shaped connector in a matching mode.
Preferably, the inner side of the mounting seat main body is provided with a limiting raised head in a sliding mode, one end of the limiting raised head is welded with a push rod, one end of the push rod is provided with a spring, the spring is located between the push rod and the mounting seat main body, and the four limiting raised heads are installed in a matched mode with the butterfly needle main body in two pairs.
The utility model has the advantages that: the air flow is guided into the air pipe channel through the air pipe connector, flows into the connecting circular groove and then enters the tower-shaped connector, the air flow is blown in the vertical direction through the tower-shaped connector, the blowing direction of the air flow is changed, compared with the existing horizontal blowing, firstly, the gravity factor is reduced, the detection reliability is improved, the adjustment in the vertical direction is in accordance with the operation habit, the adjustment of a worker is more convenient, the air flow is controlled to be in the inner side of the second matching groove through the matching of the tower-shaped connector and the second matching groove, the scattered air flow loss is reduced, and due to the fact that the air flow is concentrated and certain power can be saved at the same time.
Through with tower form joint and coupling of gas pipe screw in base, circular pillar and limiting plate are fastened to the rethread screw, pass through screw-thread fit and base rigid coupling with limiting plate and circular pillar again, the installation is more convenient and fast, can freely dismantle the change component. Later go into circular pillar with the mount pad cover, rethread screw rigid coupling mount pad, during the use, through unscrewing the screw of the inboard installation of second screw hole, adjust the relative position of mount pad and circular pillar, make the second cooperation groove close with the upper portion distribution that the tower form connects, the mount pad position can be restricted to the limiting plate, makes the integrated device installation simple swift, and the convenient to detach is changed, makes whole measurement convenient, simple and high-efficient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an overall side view of the present invention;
FIG. 3 is a cross-sectional view of the butterfly needle at the top end of the present invention;
fig. 4 is a cross-sectional view of a bottom base portion of the present invention;
FIG. 5 is a general plan view of the present invention;
fig. 6 is a partial enlarged view of a portion a of the present invention.
Illustration of the drawings:
1. a butterfly needle; 2. a mounting seat; 3. a circular pillar; 4. a limiting plate; 5. a base; 6. a tower joint; 7. a gas pipe joint; 8. a tracheal passage; 9. a connecting circular groove; 10. a threaded mating hole; 11. a first screw hole; 12. a second screw hole; 101. a butterfly needle body; 102. mounting holes; 103. a needle head; 201. a mount body; 202. a first mating groove; 203. a second mating groove; 204. a convex head is limited; 205. a push rod; 206. a spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Specific examples are given below.
Referring to fig. 1 to 6, a butterfly needle airflow testing jig comprises a butterfly needle 1 and a tower-shaped joint 6; the butterfly needle comprises a butterfly needle body 1, and is characterized in that a mounting seat 2 is installed at the bottom end of the butterfly needle body 1 in a matched mode, a circular support column 3 penetrates through the inner side of the mounting seat 2, the mounting seat 2 is connected with the circular support column 3 in a sliding mode, a limiting plate 4 is installed on the outer side of the circular support column 3 in a sliding mode, a base 5 is installed at the bottom end of the circular support column 3 through a screw, the limiting plate 4 is located at the top end of the base 5, a tower-shaped joint 6 is installed at the top end of the base 5 through threads, a gas pipe joint 7 is fixedly connected with the outer side of the base 5 through threads, a gas pipe channel 8 is arranged on the inner side of the gas pipe joint 7, a connecting circular groove 9 is formed in the inner side of;
during operation, butterfly needle 1 is the main product that detects, mount pad 2 is used for installing butterfly needle 1, simultaneously with circular pillar 3 sliding connection, connect 6 cooperations with tower form and connect, supplementary detection, circular pillar 3 assists mount pad 2 to slide from top to bottom, limiting plate 4 is used for fixed mounting circular pillar 3, when mount pad 2 moves to tower form and connects 6 tops simultaneously, play the effect of restriction mount pad 2 shift position, base 5 is used for installing tower form and connects 6 and adapter 7, and the transportation gas, tower form and connect 6 and the cooperation of second cooperation groove 203, the flow of restriction air current, air gun is connected to air pipe joint 7, air pipe passageway 8 with connect circular groove 9 cooperation, introduce the air current in tower form and connect 6, should trade the air current direction for the vertical direction.
As an embodiment of the present invention, the inner side of the limiting plate 4 is provided with a thread matching hole 10, the inner side of the base 5 is provided with two screw holes, the thread matching hole 10 is matched with the screw holes, and the two thread matching holes 10 are located at two sides of the circular pillar 3; during operation, the limiting plate 4 is mainly installed on the top end of the base 5 through the thread matching holes 10, and the fixing firmness is improved through the thread matching holes 10.
As an embodiment of the present invention, a first screw hole 11 is disposed on the inner side of the circular pillar 3, the circular pillar 3 is fixedly connected to the limiting plate 4 through the first screw hole 11, a second screw hole 12 is disposed on the outer side of the mounting seat 2, and the mounting seat 2 is fixed to the circular pillar 3 through the second screw hole 12; during operation, the first screw hole 11 is used for installing a screw, the circular support column 3 is fixedly connected with the limiting plate 4, the circular support column 3 is made to follow the limiting plate 4 and fixedly connected to the top end of the base 5, and the second screw hole 12 is mainly used for adjusting the tightness of the installation seat 2 and the circular support column 3 and facilitating adjustment of the height of the installation seat 2.
As an embodiment of the present invention, the butterfly needle 1 includes a butterfly needle main body 101, mounting holes 102 and a needle head 103, the mounting seat 2 of the butterfly needle main body 101 is in contact fit, the inner side of the butterfly needle main body 101 is provided with two mounting holes 102, and the top end of the butterfly needle main body 101 is provided with the needle head 103; in operation, the butterfly needle body 101 is the main object of detection, the mounting hole 102 is used for connection of the butterfly needle to the device for use, and the needle head 103 is the main functional part.
As an embodiment of the present invention, the mounting base 2 includes a mounting base main body 201, a first fitting groove 202 and a second fitting groove 203; the mounting seat main body 201 is connected with the circular pillar 3 in a sliding mode, a first matching groove 202 and a second matching groove 203 are formed in the inner side of the mounting seat main body 201, the first matching groove 202 is installed in a matching mode with the butterfly needle main body 101, and the second matching groove 203 is connected with the tower-shaped joint 6 in a matching mode; when the butterfly needle detection device is operated, the first matching groove 202 is used for installing the butterfly needle 1, the second matching groove 203 is used for being connected with the tower-shaped joint 6, the butterfly needle 1 is fixed by the first matching groove 202, the stability of the butterfly needle 1 is kept during detection, the flowing direction of airflow is controlled by the second matching groove 203, the range of the airflow is limited, and the effectiveness of the airflow is improved.
As an embodiment of the present invention, a limiting raised head 204 is slidably mounted on the inner side of the mounting seat main body 201, a push rod 205 is welded at one end of the limiting raised head 204, a spring 206 is arranged at one end of the push rod 205, the spring 206 is located between the push rod 205 and the mounting seat main body 201, and four limiting raised heads 204 are mounted in two pairs to be matched with the butterfly needle main body 101; in operation, the retaining nose 204 resiliently secures the butterfly needle 1 by means of the spring 206, the push rod 205 acting as an intermediate force-transmitting member, and the spring 206 providing the spring force.
The working principle is as follows: firstly, inserting the butterfly needle 1 into a first matching groove 202 in the mounting seat 2, when inserting, the butterfly needle main body 101 presses a limiting raised head 204, the limiting raised head 204 moves to drive a push rod 205 to move, so as to press a spring 206, so that the spring 206 is in a compressed state, after inserting the butterfly needle main body 101, unscrewing screws arranged on the inner side of a second screw hole 12, adjusting the relative position of the mounting seat 2 and a circular pillar 3, so that the mounting seat main body 201 moves downwards, so that the second matching groove 203 is matched with the upper part of a tower-shaped joint 6, a limiting plate 4 can limit the movement of the mounting seat main body 201, fixedly connecting an air gun with an air pipe joint 7 on the outer side of a base 5, introducing air, and allowing the air to flow into a connecting circular groove 9 through an air pipe channel 8 and then flow into the tower-shaped joint 6 to blow the butterfly needle main body 101, so as to perform detection.
During the assembly device, connect the screw hole on 6 screw in bases 5's top of tower form earlier, the screw hole in the 5 outsides of trachea joint 7 screw in bases again with circular strut 3 and limiting plate 4 through the screw fastening of first screw hole 11 department, again with threaded fit hole 10 on the limiting plate 4, with 5 top screw cooperation rigid couplings of base. Then, the mounting base 2 is sleeved into the circular support 3, and then the mounting base 2 is fixedly connected through screws at the second screw holes 12.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A butterfly needle airflow test fixture is characterized by comprising a butterfly needle (1) and a tower-shaped joint (6); the bottom end of the butterfly needle (1) is provided with a mounting seat (2) in a matching way, the inner side of the mounting seat (2) is penetrated with a round pillar (3), the mounting seat (2) is connected with the circular support column (3) in a sliding way, the outer side of the circular support column (3) is provided with a limit plate (4) in a sliding way, the bottom end of the round pillar (3) is provided with a base (5) through a screw, the limiting plate (4) is positioned at the top end of the base (5), the top end of the base (5) is provided with a tower-shaped joint (6) through threads, an air pipe joint (7) is fixedly connected with the outer side of the base (5) through threads, an air pipe channel (8) is arranged on the inner side of the air pipe joint (7), the inner side of the base (5) is provided with a connecting circular groove (9), the air pipe channel (8) is matched and connected with the connecting circular groove (9), and the connecting circular groove (9) is matched and connected with the tower-shaped joint (6).
2. The butterfly needle airflow test fixture as claimed in claim 1, wherein the inner side of the limiting plate (4) is provided with a screw hole (10), the inner side of the base (5) is provided with two screw holes, the screw hole (10) is matched with the screw hole, and the two screw holes (10) are located on two sides of the circular pillar (3).
3. The airflow testing jig for the butterfly needle as recited in claim 1, wherein a first screw hole (11) is formed in the inner side of the circular support column (3), the circular support column (3) is fixedly connected with the limiting plate (4) through the first screw hole (11), a second screw hole (12) is formed in the outer side of the mounting seat (2), and the mounting seat (2) is fixed with the circular support column (3) through the second screw hole (12).
4. The butterfly needle airflow test fixture as claimed in claim 1, wherein the butterfly needle (1) comprises a butterfly needle body (101), a mounting hole (102) and a needle head (103), the butterfly needle body (101) is in contact fit with the mounting seat (2), two mounting holes (102) are arranged on the inner side of the butterfly needle body (101), and the needle head (103) is arranged at the top end of the butterfly needle body (101).
5. A butterfly needle airflow test fixture as claimed in claim 2, wherein said mounting seat (2) comprises a mounting seat body (201); mount pad main part (201) and circular pillar (3) sliding connection, the inboard of mount pad main part (201) is provided with first cooperation groove (202) and second cooperation groove (203), first cooperation groove (202) and butterfly needle main part (101) cooperation installation, second cooperation groove (203) and tower form connect (6) cooperation and be connected.
6. The butterfly needle airflow test fixture as claimed in claim 5, wherein a limiting raised head (204) is slidably mounted on an inner side of the mounting seat main body (201), a push rod (205) is welded to one end of the limiting raised head (204), a spring (206) is arranged at one end of the push rod (205), the spring (206) is located between the push rod (205) and the mounting seat main body (201), and four limiting raised heads (204) are mounted in two pairs to be matched with the butterfly needle main body (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022587971.4U CN213632627U (en) | 2020-11-10 | 2020-11-10 | Butterfly needle air current test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022587971.4U CN213632627U (en) | 2020-11-10 | 2020-11-10 | Butterfly needle air current test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213632627U true CN213632627U (en) | 2021-07-06 |
Family
ID=76633339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022587971.4U Active CN213632627U (en) | 2020-11-10 | 2020-11-10 | Butterfly needle air current test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213632627U (en) |
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2020
- 2020-11-10 CN CN202022587971.4U patent/CN213632627U/en active Active
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