CN212935357U - Quick stay tube latch device - Google Patents
Quick stay tube latch device Download PDFInfo
- Publication number
- CN212935357U CN212935357U CN202022151505.1U CN202022151505U CN212935357U CN 212935357 U CN212935357 U CN 212935357U CN 202022151505 U CN202022151505 U CN 202022151505U CN 212935357 U CN212935357 U CN 212935357U
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- CN
- China
- Prior art keywords
- main shaft
- quick
- connecting rod
- sleeve
- articulated
- 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 provides a quick trombone slide latch device, including the main shaft, the rear end of main shaft is articulated with the connecting rod, and the connecting rod is articulated with the joint board, and main shaft, two connecting rods and joint board form parallel four-bar linkage, and the connecting rod is articulated with the pull rod, and the pull rod is articulated with the snap ring, and the rotatory card of snap ring is established on the sleeve, and sleeve threaded connection is on the main shaft, and the front end of main shaft is equipped with the connector. The utility model has the advantages that: through the position of rotatory sleeve, utilize the bearing height of pull rod adjustment four-bar linkage to be suitable for the pipeline of different specifications, the joint board props tightly at the inner wall of pipeline, forms the connected mode of joint laminating, simple structure is stable, and the practicality is high.
Description
Technical Field
The utility model relates to an underground pipeline construction especially indicates a quick stay tube latch device.
Background
At present, the construction of underground pipelines is basically carried out by adopting a pipeline pre-burying mode, wherein a ditch is dug out firstly, then pipelines are placed into the ditch, and finally earth is filled and buried again. The construction operation is complex, the period is long, the cost is high, and the normal traffic of the ground is influenced.
Therefore, the underground tapping machine free of excavation is developed in the industry at present, and the tapping machine needs to pull the pipeline at the rear to walk together in the process of advancing to open a hole, so that the hole is opened, the pipeline is laid and completed, and only threading is needed, but the pipe pulling clamping device capable of adapting to pipelines of various specifications is lacked at present.
SUMMERY OF THE UTILITY MODEL
The utility model provides a quick trombone slide latch device has solved the current problem that lacks the trombone slide latch device who adapts to multiple specification pipeline.
The technical scheme of the utility model is realized like this: the utility model provides a quick trombone slide latch device, includes the main shaft, the rear end of main shaft articulated with the connecting rod, the connecting rod is articulated with the joint board, main shaft, two connecting rods and joint board form parallel four-bar linkage, the connecting rod is articulated with the pull rod, the pull rod is articulated with the snap ring, the rotatory card of snap ring is established on the sleeve, sleeve threaded connection is on the main shaft, the front end of main shaft is equipped with the connector.
The main shaft and the clamping plate are both provided with hinged lugs, and the hinged lugs are hinged with the connecting rod through pin shafts.
The clamping connection plates are four in a cross arrangement.
The outside of joint board be equipped with the latch.
The pull rod is hinged with the connecting rod at the foremost end.
The pull rod is hinged with the connecting rod through a pin shaft, and the pull rod is hinged with the hinge lug on the clamping ring through the pin shaft.
The front side of the sleeve is provided with a clamping step, the rear side of the sleeve is connected with a pressing ring in a threaded mode, and the clamping step and the pressing ring clamp the clamping ring on the sleeve in a rotating mode.
The connector include the engaging lug, be equipped with the connecting hole on the engaging lug.
The utility model has the advantages that: through the position of rotatory sleeve, utilize the bearing height of pull rod adjustment four-bar linkage to be suitable for the pipeline of different specifications, the joint board props tightly at the inner wall of pipeline, forms the connected mode of joint laminating, simple structure is stable, and the practicality is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a sectional view of the structure of the present invention.
In the figure: the connecting device comprises a main shaft 1, a connecting rod 2, a clamping plate 3, a pull rod 4, a clamping ring 5, a sleeve 6, a pressing ring 7 and a connector 8.
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 in the present invention, all other embodiments obtained by a person skilled in the art without any creative effort belong to the protection scope of the present invention.
As shown in fig. 1 and 2, the quick pipe-drawing clamping device comprises a main shaft 1, a connecting rod 2, a clamping plate 3, a drawing plate 4, a clamping ring 5, a sleeve 6, a pressing ring 7 and a connector 8.
The main shaft 1 is a circular shaft connected and supported. The rear end of the main shaft 1 is hinged to the connecting rod 2, the connecting rod 2 is hinged to the clamping plate 3, the main shaft 1, the two connecting rods 2 and the clamping plate 3 form a parallel four-bar linkage mechanism, the clamping plate is hinged through supports, and adjustment of different support heights can be achieved. The joint plates 3 are four in a cross arrangement and stably support and attach to the inner wall of the pipeline. The outside of joint board 3 is equipped with the latch, guarantees the friction of joint board and pipeline.
The connecting rod 2 is hinged with the pull rod 4 at the foremost end and is connected with the pull rod through pulling, so that the hinged movement of the connecting rod is realized. The pull rod 4 is hinged to the clamping ring 5, the clamping ring 5 is rotatably clamped on the sleeve 6, and the sleeve 6 is in threaded connection with the main shaft 1. The clamping ring and the sleeve move in the axial direction of the main shaft by rotating the sleeve to adjust the position of threaded connection, so that the position of the clamping ring is changed, and the pull rod is driven to move.
The front end of the main shaft 1 is provided with a connector 8, the connector 8 comprises a connecting lug, a connecting hole is arranged on the connecting lug, and the connecting hole is hinged with a tapping machine at the front end. During construction, the main shaft is inserted into the pipeline, the clamping plate is attached to the inner wall of the pipeline tightly through the rotating sleeve, the connecting lug is connected with the tapping machine at the front end, and the tapping machine pulls the pipeline forwards together when the pipeline is driven forwards.
Specifically, all be equipped with the hinge lug on main shaft 1 and the joint board 3, the hinge lug is articulated with connecting rod 2 through the round pin axle. The pull rod 4 is hinged with the connecting rod 2 through a pin shaft, and the pull rod 4 is hinged with a hinge lug on the clamping ring 5 through a pin shaft. The front side of sleeve 6 is equipped with the card rank, and the rear side screw thread of sleeve 6 connects clamping ring 7, and card rank and clamping ring 7 are established the rotatory card of snap ring 5 on sleeve 6.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a quick trombone slide latch device, includes main shaft (1), its characterized in that: the rear end of main shaft (1) articulated with connecting rod (2), connecting rod (2) are articulated with joint board (3), main shaft (1), two connecting rod (2) and joint board (3) form parallel four-bar linkage, connecting rod (2) are articulated with pull rod (4), pull rod (4) are articulated with snap ring (5), snap ring (5) rotation card is established on sleeve (6), sleeve (6) threaded connection is on main shaft (1), the front end of main shaft (1) is equipped with connector (8).
2. The quick-pull tube clamping device according to claim 1, wherein: the spindle (1) and the clamping plate (3) are provided with hinged lugs, and the hinged lugs are hinged with the connecting rod (2) through pin shafts.
3. The quick-pull tube clamping device according to claim 1, wherein: the clamping connection plates (3) are four in a cross arrangement.
4. The quick-pull tube clamping device according to claim 1 or 3, wherein: the outer side of the clamping plate (3) is provided with clamping teeth.
5. The quick-pull tube clamping device according to claim 1, wherein: the pull rod (4) is hinged with the connecting rod (2) at the most front end.
6. The quick-pull tube clamping device according to claim 1, wherein: the pull rod (4) is hinged with the connecting rod (2) through a pin shaft, and the pull rod (4) is hinged with a hinge lug on the clamping ring (5) through a pin shaft.
7. The quick-pull tube clamping device according to claim 1, wherein: the front side of sleeve (6) be equipped with the card rank, the rear side threaded connection clamping ring (7) of sleeve (6), rotatory card of snap ring (5) is established on sleeve (6) with clamping rank and clamping ring (7).
8. The quick-pull tube clamping device according to claim 1, wherein: the connector (8) comprises a connecting lug, and a connecting hole is formed in the connecting lug.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022151505.1U CN212935357U (en) | 2020-09-27 | 2020-09-27 | Quick stay tube latch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022151505.1U CN212935357U (en) | 2020-09-27 | 2020-09-27 | Quick stay tube latch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212935357U true CN212935357U (en) | 2021-04-09 |
Family
ID=75310649
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022151505.1U Expired - Fee Related CN212935357U (en) | 2020-09-27 | 2020-09-27 | Quick stay tube latch device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212935357U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532206A (en) * | 2021-07-16 | 2021-10-22 | 西安工业大学 | Clamping device for shell decomposition |
-
2020
- 2020-09-27 CN CN202022151505.1U patent/CN212935357U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113532206A (en) * | 2021-07-16 | 2021-10-22 | 西安工业大学 | Clamping device for shell decomposition |
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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: 20210409 Termination date: 20210927 |