CN209743840U - Universal joint suitable for checking all thermal control devices - Google Patents
Universal joint suitable for checking all thermal control devices Download PDFInfo
- Publication number
- CN209743840U CN209743840U CN201920566434.6U CN201920566434U CN209743840U CN 209743840 U CN209743840 U CN 209743840U CN 201920566434 U CN201920566434 U CN 201920566434U CN 209743840 U CN209743840 U CN 209743840U
- Authority
- CN
- China
- Prior art keywords
- nut
- lead screw
- thermal control
- universal joint
- joint
- Prior art date
- 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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Abstract
The utility model discloses a universal joint that is fit for all thermal control equipment verifications, include: a plurality of different types of connectors; the joint at least comprises a lead screw and a nut, the lead screw is connected with the nut, the lead screw is an accommodating cavity with a hollow interior, openings are formed in two ends of the lead screw, threads are formed in the outer wall of the lead screw, threads are formed in the inner wall of the lead screw, the diameters of the cross sections of a plurality of lead screws are different, the cross section of the nut is of an annular structure, the cross section of the nut is of a polygonal structure, and the diameters of the cross sections of a plurality of nuts are different; the utility model provides a universal joint portable, simple structure is various, convenient to use.
Description
Technical Field
the utility model relates to an instrument of taking one's place especially relates to a universal joint who is fit for all thermal control equipment check-ups.
Background
At present, a plurality of devices such as a transmitter, a pressure gauge, a pressure switch and the like are influenced by factors such as manufacturers, installation positions, measuring media and the like, a special connector is selected from sampling connection positions, and a universal connector is generally used as calibration equipment.
During the calibration of the thermal control equipment, the matched connectors are required to be searched for to be switched and connected to the standard connectors for calibration, a plurality of different connectors are required to be prepared and replaced at any time, the workload of calibration personnel is increased, and a large number of connectors are inconvenient to carry.
disclosure of Invention
The utility model overcomes prior art's is not enough, provides a universal joint that is fit for all thermal control equipment verifications.
In order to achieve the above purpose, the utility model adopts the technical scheme that: a universal joint suitable for all thermal control equipment verification, comprising: the joint of the different models of a plurality of, its characterized in that, connect and include lead screw, nut at least, the screw rod is connected the nut, the lead screw is inside hollow cavity that holds, the lead screw both ends all are equipped with the opening, the lead screw outer wall is equipped with the screw thread, the lead screw inner wall is equipped with the screw thread, a plurality of the lead screw cross section diameter is all different, the annular structure of nut cross section, the nut cross section is polygonized structure, a plurality of the cross section diameter of nut is all different.
In a preferred embodiment of the present invention, the screw rod penetrates through the nut.
In a preferred embodiment of the present invention, one end of the screw is connected to the nut.
In a preferred embodiment of the present invention, the nut is connected to both ends of the lead screw.
In a preferred embodiment of the present invention, the inner wall of the nut is connected to the outer wall of the lead screw.
In a preferred embodiment of the present invention, the screw is sleeved on the nut, and the inner wall of the screw is connected to the outer wall of the nut.
In a preferred embodiment of the present invention, a plurality of the joints are rotatably connected to each other.
In a preferred embodiment of the present invention, the cross section is a plurality of the nuts having polygonal structures, and the number of the sides of the polygonal structures is different.
in a preferred embodiment of the present invention, the cross section of the nut is a polygonal structure, which may be a pentagonal structure, a hexagonal structure or an octagonal structure.
The utility model discloses a preferred embodiment, the lead screw with the hookup location of nut is different, and the difference of shape and size can connect into the joint of different models, includes at least No. one and connects, No. two joints, No. three joints, No. four joints, No. five joints.
The utility model provides a defect that exists among the background art, the utility model discloses possess following beneficial effect:
(1) The utility model discloses a universal joint can be suitable for the check-up of all thermal control equipment, and simple structure is diversified, conveniently carries, and the quick selection of being convenient for connects, keeps the clean and tidy of instrument, reduces the probability of losing the joint, saves the cost, reduces calibration personnel's work load.
(2) The utility model provides a connect the kind various, the compound mode is diversified, and the both ends homoenergetic of each joint is swivelling joint of each other, can dismantle fast and assemble, and it is nimble convenient to use.
(3) The utility model provides a different frequently changed problems of equipment joint, demands such as check-up, connection that satisfy all thermal control equipment such as changer, manometer, pressure switch.
Drawings
The present invention will be further explained with reference to the drawings and examples;
FIG. 1 is a perspective view of a preferred embodiment of the present invention;
FIG. 2 is a perspective view of the preferred embodiment of the present invention;
FIG. 3 is a perspective view of the preferred embodiment of the present invention;
FIG. 4 is a perspective view of a preferred embodiment of the present invention;
In the figure: a first connector 1; a second connector 2; a third joint 3; a fourth joint 4; a fifth joint 5; a nut 6; a lead screw 7.
Detailed Description
the invention will now be described in further detail with reference to the accompanying drawings, which are simplified schematic drawings and illustrate, by way of illustration only, the basic structure of the invention, and which therefore show only the constituents relevant to the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "upper", "lower", "inner", "outer", "left", "right" and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
1-4, a universal joint suitable for all thermal control device verification, comprising: the joint of the different models of a plurality of, its characterized in that connects including lead screw 7, nut 6 at least, and lead screw 7 coupling nut 6, lead screw 7 are inside hollow cavity that holds, and lead screw 7 both ends all are equipped with the opening, and the 7 outer walls of lead screw are equipped with the screw thread, and the 7 inner walls of lead screw are equipped with the screw thread, and the equal difference of 7 cross section diameters of a plurality of lead screw, the annular structure of 6 cross sections of nut, 6 cross sections of nut are polygonized structure, and the equal difference of the cross section diameter of a plurality of nut 6.
The lead screw 7 penetrates through and is fixedly connected with the nut 6, one end of the lead screw 7 is connected with the nut 6, the two ends of the lead screw 7 are both connected with the nut 6, the inner wall of the nut 6 is connected with the outer wall of the lead screw 7, the lead screw 7 is sleeved with the nut 6, the inner wall of the lead screw 7 is connected with the outer wall of the nut 6, the lead screw 7 and the nut 6 are different in connecting position, shape and size and can be connected into connectors of different types, wherein the connectors at least comprise a first connector 1, a second connector 2, a third connector 3, a fourth connector 4 and; the various connection modes form the joint of different models, and the use is more nimble convenient.
The cross section is a plurality of nut 6 of polygon structure, and the quantity on polygon structure limit all is different, and the cross section is polygon structure's nut 6 can be pentagon structure or hexagon structure or octagon structure, and a plurality of connects can mutual swivelling joint, can quick detach and equipment, and the joint of the required model of nimble regulation is located the end.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
In light of the foregoing, it is to be understood that various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A universal joint suitable for all thermal control equipment verification, comprising: the joint of the different models of a plurality of, its characterized in that, connect and include lead screw, nut at least, the screw rod is connected the nut, the lead screw is inside hollow cavity that holds, the lead screw both ends all are equipped with the opening, the lead screw outer wall is equipped with the screw thread, the lead screw inner wall is equipped with the screw thread, a plurality of the lead screw cross section diameter is all different, the annular structure of nut cross section, the nut cross section is polygonized structure, a plurality of the cross section diameter of nut is all different.
2. The universal joint for all thermal control equipment verification of claim 1, wherein: the lead screw penetrates through and is fixedly connected with the nut.
3. The universal joint for all thermal control equipment verification of claim 1, wherein: one end of the lead screw is connected with the nut.
4. The universal joint for all thermal control equipment verification of claim 1, wherein: and two ends of the lead screw are connected with the nuts.
5. The universal joint for all thermal control equipment verification of claim 1, wherein: the inner wall of the nut is connected with the outer wall of the lead screw.
6. The universal joint for all thermal control equipment verification of claim 1, wherein: the lead screw is sleeved with the nut, and the inner wall of the lead screw is connected with the outer wall of the nut.
7. The universal joint for all thermal control equipment verification of claim 1, wherein: a plurality of said joints are rotatably connected to each other.
8. The universal joint for all thermal control equipment verification of claim 1, wherein: the cross section is a plurality of nuts with polygonal structures, and the number of sides of the polygonal structures is different.
9. the universal joint for all thermal control equipment verification of claim 1, wherein: the connecting positions of the screw rod and the nut are different, and the screw rod and the nut are different in shape and size and can be connected into joints of different types, wherein the joints at least comprise a first joint, a second joint, a third joint, a fourth joint and a fifth joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566434.6U CN209743840U (en) | 2019-04-24 | 2019-04-24 | Universal joint suitable for checking all thermal control devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920566434.6U CN209743840U (en) | 2019-04-24 | 2019-04-24 | Universal joint suitable for checking all thermal control devices |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209743840U true CN209743840U (en) | 2019-12-06 |
Family
ID=68721717
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920566434.6U Expired - Fee Related CN209743840U (en) | 2019-04-24 | 2019-04-24 | Universal joint suitable for checking all thermal control devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209743840U (en) |
-
2019
- 2019-04-24 CN CN201920566434.6U patent/CN209743840U/en not_active Expired - Fee Related
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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: 20191206 Termination date: 20200424 |