CN208729657U - A kind of fastening device for small space pipeline - Google Patents
A kind of fastening device for small space pipeline Download PDFInfo
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- CN208729657U CN208729657U CN201821322636.8U CN201821322636U CN208729657U CN 208729657 U CN208729657 U CN 208729657U CN 201821322636 U CN201821322636 U CN 201821322636U CN 208729657 U CN208729657 U CN 208729657U
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- extension element
- mounting hole
- inserted link
- hole
- fastening device
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Abstract
The utility model relates to a kind of fastening devices for small space pipeline, belong to passenger train maintenance technique field.The fastening device includes spanner bayonet, limited support card, extension element and extension element rotating handle；One end of spanner bayonet is equipped with the first opening, and the other end is equipped with the first mounting hole, and the first opening is for being stuck on collar nut and collar nut can be driven to rotate；Limited support card includes support chip, the sleeve for being fixed on one side of support chip and the inserted link for being fixed on another side of support chip, support chip is equipped with the second opening, second opening is for being stuck on pipeline and can rotate around pipeline, inserted link is for being mounted in the first mounting hole, and inserted link energy band wrench bayonet rotates simultaneously, and the second mounting hole is equipped in sleeve；One end of extension element is for being mounted in the second mounting hole, and extension element can drive limited support card while rotate；One end of extension element rotating handle is equipped with auxiliary section, and the other end is handle, and auxiliary section is used to be mounted on the other end of extension element.
Description
Technical field
The utility model relates to passenger train maintenance technique field, in particular to a kind of fastening for small space pipeline
Tooling.
Background technique
In the pneumatic brake pipe of part passenger train, the position of movable connecting piece can be located in narrow space, such as living
The position of fitting is in right above toilet waste collector and inverter, therefore leads to the movable connecting piece at the position lacking there are maintenance difficult
It falls into, cannot be introduced into small space using traditional pipe wrench and spanner etc., lead to not carry out conventional maintenance；It is located at for another movable connecting piece
Between toilet waste collector and bogie, vehicle with during break down in the case where no trench, use traditional pipe wrench and spanner
Repair it is relatively difficult, it is time-consuming and laborious.
Utility model content
In pneumatic brake pipe in order to solve passenger train, due to movable connecting piece installation position it is narrow, caused by nothing
The problem of method maintenance or maintenance difficult, the utility model provides a kind of fastening device for small space pipeline, described tight
Gu tooling includes spanner bayonet, limited support card, extension element and extension element rotating handle；
One end of spanner bayonet is equipped with the first opening, and the other end is equipped with the first mounting hole, and the first opening is for being stuck in connector
On nut and collar nut can be driven while being rotated；
Limited support card includes support chip, the sleeve for being fixed on one side of support chip and to be fixed on support chip another
The inserted link of a side, support chip are equipped with the second opening, and the second opening is for being stuck on pipeline and can rotate around pipeline, inserted link
For being mounted in first mounting hole, and inserted link energy band wrench bayonet rotates simultaneously, and the second mounting hole is equipped in sleeve；
One end of extension element is for being mounted in second mounting hole, and extension element can drive limited support card while turn
It is dynamic；
One end of extension element rotating handle is equipped with auxiliary section, and the other end is handle, and auxiliary section is for being mounted on the another of extension element
End, rotational handle can drive extension element to rotate by auxiliary section.
The position that first opening is in contact with the collar nut is equipped with sawtooth.
The fastening device further includes inserted link pin；
First mounting hole is square hole, and the other end of the spanner bayonet is additionally provided with spanner bayonet pin hole, spanner
Bayonet pin hole is vertical with first mounting hole；
One end of the inserted link is fixed on the support chip, the cross sectional shape of the other end be it is rectangular, it is described for being inserted in
In first mounting hole, the other end of the inserted link is equipped with inserted link pin hole；
When the other end of the inserted link is inserted into first mounting hole, the inserted link pin passes through the spanner bayonet
Pin hole and the inserted link pin hole.
The fastening device further includes extension element pin；
Second mounting hole is square hole, is additionally provided with sleeve pin hole on the sleeve, sleeve pin hole and described the
Two mounting holes are vertical；
One end cross sectional shape of the extension element be it is rectangular, for being inserted in second mounting hole, the extension element
One end is equipped with extension element pin hole；
When one end of the extension element is inserted into second mounting hole, the extension element pin passes through the sleeve pin
Nail hole and the extension element pin hole.
The other end cross sectional shape of the extension element be it is rectangular, the auxiliary section includes square hole, the side of the auxiliary section
Shape hole can cover the other end in the extension element.
Several lightening holes are additionally provided on the spanner bayonet.
The material of the spanner bayonet is No. 45 steel.
By above technical scheme, compared with the existing technology, the utility model has the following beneficial effects:
The fastening device for small space pipeline in the utility model, when in use can be by spanner bayonet, limit
Support card and extension element are both placed in narrow space, and the auxiliary section of extension element rotating handle is mounted on extension element, are passed through
Worker's rotating lengthening part rotating handle, can be completed screwing or unscrewing to the collar nut in small space, can be according to reality
The length of extension element is reasonably arranged in situation, and extension element plays the role of transmitting torque, and limited support card is stuck on pipeline, a side
Face is played a supporting role, and is on the other hand played the role of transmitting torque by inserted link, is finally delivered torque to spanner bayonet, leads to
It crosses spanner bayonet and drives collar nut rotation, solve in small space, movable connecting piece can not be repaired or maintenance difficult
The problem of, and operating process is simple.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the main view of the fastening device for small space pipeline of the utility model；
Fig. 2 is the side view of the fastening device for small space pipeline of the utility model；
Fig. 3 is the structural schematic diagram of the spanner bayonet of the utility model；
Fig. 4 is the partial enlarged view of a-quadrant in Fig. 3；
Fig. 5 is the structural schematic diagram of the limited support card of the utility model；
Fig. 6 is the side view of the limited support card of the utility model；
Fig. 7 is the structural schematic diagram of the extension element of the utility model；
Fig. 8 is the structural schematic diagram of the extension element rotating handle of the utility model.
In figure:
1 spanner bayonet, 2 limited support cards, 3 extension elements, 4 extension element rotating handles, 5 first openings, 6 first mounting holes, 7 supports
Piece, 8 sleeves, 9 inserted links, 10 second openings, 11 second mounting holes, 12 auxiliary sections, 13 handles, 14 sawtooth, 15 lightening holes, 16 arcs
Section, 17 spanner bayonet pin holes, 18 inserted link pin holes, 19 sleeve pin holes, 20 extension element pin holes, 21 square holes.
Specific embodiment
The utility model is described in further detail presently in connection with attached drawing.These attached drawings are simplified schematic diagram,
Only illustrate the basic structure of the utility model in a schematic way, therefore it only shows composition related with the utility model.
In pneumatic brake pipe in order to solve passenger train, due to movable connecting piece installation position it is narrow, caused by nothing
The problem of method maintenance or maintenance difficult, as shown in Figures 1 to 8, the utility model, provide a kind of for small space pipeline
Fastening device, which includes spanner bayonet 1, limited support card 2, extension element 3 and extension element rotating handle 4；
One end of spanner bayonet 1 is equipped with the first opening 5, and the other end is equipped with the first mounting hole 6, and the first opening 5 is for being stuck in
On collar nut and collar nut can be driven while being rotated, the size of the first opening 5 is designed according to the Sizes of collar nut,
It can be stuck on collar nut；
Limited support card 2 includes support chip 7, is fixed on the sleeve 8 of 7 one sides of support chip and is fixed on support chip 7
The inserted link 9 of another side, support chip 7 are equipped with the second opening 10, and the second opening 10 is for being stuck on pipeline and can surround pipe
Road rotation, the second opening 10 can be designed as semicircle, can be bonded with pipeline, and inserted link 9 is for being mounted on the first mounting hole 6
It is interior, and 9 energy band wrench bayonet 1 of inserted link rotates simultaneously, and the second mounting hole 11 is equipped in sleeve 8；
One end of extension element 3 is for being mounted in the second mounting hole 11, and extension element 3 can drive limited support card 2 simultaneously
Rotation；
One end of extension element rotating handle 4 is equipped with auxiliary section 12, and the other end is handle 13, and auxiliary section 12 is for being mounted on extension element
3 other end, rotational handle 13 can drive extension element 3 to rotate by auxiliary section 12.
Wherein, collar nut and pipeline are in small space, when repairing, need collar nut being tightened on pipeline
When upper, alternatively, can make to pull using the fastening device in the utility model when needing to unscrew collar nut from pipeline
First opening 5 of hand bayonet 1 is stuck on collar nut, and inserted link 9 is mounted in the first mounting hole 6, and limited support card 2 is stuck in pipeline
On, one end of extension element 3 is mounted in the second mounting hole 11, and extension element rotating handle 4 is mounted on to the other end of extension element 3, worker
Rotation lengthens the handle 13 of rotating handle, and extension element 3 is driven to rotate, and extension element 3 drives limited support card 2 to rotate around pipeline, in turn
It is rotated by inserted link 9 with wrench bayonet 1, spanner bayonet 1 drives collar nut rotation, realizes rotation of the collar nut on pipeline
Tightly and unscrew.
In the present invention, as shown in Figure 3 and Figure 4, the position that the first opening 5 is in contact with collar nut is equipped with sawtooth
14, it can so facilitate being engaged for the first opening 5 and collar nut, increasing friction force prevents slipping phenomenon；As shown in figure 3, being
The weight for mitigating spanner clamp, can be arranged several lightening holes 15 on spanner bayonet 1；It can also be in spanner bayonet 1
Segmental arc 16 is arranged in outside, so can generate interference to avoid spanner bayonet 1 and other component, increase the rotation of spanner bayonet 1
Angle；The material of spanner bayonet 1 can choose No. 45 steel.
In the present invention, fastening device further includes inserted link pin；As shown in figure 3, the first mounting hole 6 is square hole,
The other end of spanner bayonet 1 is additionally provided with spanner bayonet pin hole 17, and spanner bayonet pin hole 17 is vertical with the first mounting hole 6；
As shown in figure 5, one end of inserted link 9 is fixed on support chip 7, the cross sectional shape of the other end be it is rectangular, for being inserted in
In first mounting hole 6, the other end of inserted link 9 is equipped with inserted link pin hole 18；
When the other end of inserted link 9 is inserted into the first mounting hole 6, inserted link pin passes through spanner bayonet pin hole 17 and inserted link
Pin hole 18 can so be such that inserted link 9 is fixedly mounted in the first mounting hole 6, realize that inserted link 9 is able to drive spanner bayonet 1 simultaneously
Rotation.
In the present invention, fastening device further includes extension element pin；As shown in fig. 6, the second mounting hole 11 is rectangular
Hole, as shown in figure 5, being additionally provided with sleeve pin hole 19 on sleeve 8, sleeve pin hole 19 is vertical with the second mounting hole 11；
As shown in fig. 7, one end cross sectional shape of extension element 3 be it is rectangular, for being inserted in the second mounting hole 11, extension element 3
One end be equipped with extension element pin hole 20；
When one end of extension element 3 is inserted into the second mounting hole 11, extension element pin passes through sleeve pin hole 19 and lengthens
Part pin hole 20 can so be such that extension element 3 is fixedly mounted in the second mounting hole 11, realize that extension element 3 can drive limited support
Card 2 rotates simultaneously.
As shown in fig. 7, the other end cross sectional shape of extension element 3 is rectangular, as shown in figure 8, auxiliary section 12 includes square hole
21, the square hole 21 of auxiliary section 12 can cover the other end in extension element 3, in this way, when worker rotates the handle 13 of extension element rotating handle 4
When, extension element 3 can rotate with it, and extension element 3 can be designed as rod piece.
The fastening device for small space pipeline in the utility model, when in use can be by spanner bayonet 1, limit
Support card 2 and extension element 3 are both placed in narrow space, and the auxiliary section of extension element rotating handle 4 12 is mounted on extension element 3
On, by worker's rotating lengthening part rotating handle 4, screwing or unscrewing to the collar nut in small space can be completed, it can be with
Reasonably the length of setting extension element 3, extension element 3 play the role of transmitting torque according to the actual situation, and limited support card 2 is stuck in
It on pipeline, on the one hand plays a supporting role, on the other hand plays the role of transmitting torque by inserted link 9, finally transmit torque
To spanner bayonet 1, collar nut rotation is driven by spanner bayonet 1, solves in small space, movable connecting piece can not be tieed up
It repairs or the problem of maintenance difficult, and operating process is simple.
It is enlightenment, through the above description, related work people with the above-mentioned desirable embodiment according to the utility model
Member can carry out various changes and amendments in the range of without departing from this item utility model technical idea completely.This item is real
It is not limited to the contents of the specification with novel technical scope, it is necessary to its technology is determined according to scope of the claims
Property range.
Claims (7)
1. a kind of fastening device for small space pipeline, it is characterised in that: the fastening device includes spanner bayonet, limit
Support card, extension element and extension element rotating handle；
One end of spanner bayonet is equipped with the first opening, and the other end is equipped with the first mounting hole, and the first opening is for being stuck in collar nut
Above and collar nut can be driven while being rotated；
Limited support card includes support chip, the sleeve for being fixed on one side of support chip and is fixed on another side of support chip
The inserted link in face, support chip are equipped with the second opening, and for being stuck on pipeline and can rotate around pipeline, inserted link is used for the second opening
It is mounted in first mounting hole, and inserted link energy band wrench bayonet rotates simultaneously, the second mounting hole is equipped in sleeve；
One end of extension element is for being mounted in second mounting hole, and extension element can drive limited support card while rotate；
One end of extension element rotating handle is equipped with auxiliary section, and the other end is handle, and auxiliary section is used to be mounted on the other end of extension element, turns
Fixed handle can drive extension element to rotate by auxiliary section.
2. the fastening device according to claim 1 for small space pipeline, it is characterised in that: it is described first opening with
The position that the collar nut is in contact is equipped with sawtooth.
3. the fastening device according to claim 1 for small space pipeline, it is characterised in that: the fastening device is also
Including inserted link pin；
First mounting hole is square hole, and the other end of the spanner bayonet is additionally provided with spanner bayonet pin hole, spanner bayonet
Pin hole is vertical with first mounting hole；
One end of the inserted link is fixed on the support chip, the cross sectional shape of the other end be it is rectangular, for being inserted in described first
In mounting hole, the other end of the inserted link is equipped with inserted link pin hole；
When the other end of the inserted link is inserted into first mounting hole, the inserted link pin passes through the spanner bayonet pin
Hole and the inserted link pin hole.
4. the fastening device according to claim 1 for small space pipeline, it is characterised in that: the fastening device is also
Including extension element pin；
Second mounting hole is square hole, and sleeve pin hole, sleeve pin hole and second peace are additionally provided on the sleeve
It is vertical to fill hole；
One end cross sectional shape of the extension element be it is rectangular, for being inserted in second mounting hole, one end of the extension element
Equipped with extension element pin hole；
When one end of the extension element is inserted into second mounting hole, the extension element pin passes through the sleeve pin hole
With the extension element pin hole.
5. the fastening device according to claim 1 for small space pipeline, it is characterised in that: the extension element it is another
One end cross sectional shape be it is rectangular, the auxiliary section includes square hole, and the square hole of the auxiliary section can be covered in the extension element
The other end.
6. the fastening device according to claim 1 for small space pipeline, it is characterised in that: on the spanner bayonet
It is additionally provided with several lightening holes.
7. according to claim 1 to the fastening device for being used for small space pipeline described in any one of 6 claims, feature exists
In: the material of the spanner bayonet is No. 45 steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322636.8U CN208729657U (en) | 2018-08-16 | 2018-08-16 | A kind of fastening device for small space pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821322636.8U CN208729657U (en) | 2018-08-16 | 2018-08-16 | A kind of fastening device for small space pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208729657U true CN208729657U (en) | 2019-04-12 |
Family
ID=66029848
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821322636.8U Active CN208729657U (en) | 2018-08-16 | 2018-08-16 | A kind of fastening device for small space pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208729657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459027A (en) * | 2021-07-05 | 2021-10-01 | 北京汽车集团越野车有限公司 | Fastening tool |
-
2018
- 2018-08-16 CN CN201821322636.8U patent/CN208729657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113459027A (en) * | 2021-07-05 | 2021-10-01 | 北京汽车集团越野车有限公司 | Fastening tool |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |