CN205908848U - Driven rotation case of reversible guide rail - Google Patents
Driven rotation case of reversible guide rail Download PDFInfo
- Publication number
- CN205908848U CN205908848U CN201620753619.4U CN201620753619U CN205908848U CN 205908848 U CN205908848 U CN 205908848U CN 201620753619 U CN201620753619 U CN 201620753619U CN 205908848 U CN205908848 U CN 205908848U
- Authority
- CN
- China
- Prior art keywords
- hole
- shift fork
- drive housing
- guide rail
- top cover
- 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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- Gear-Shifting Mechanisms (AREA)
Abstract
The utility model relates to a driven rotation case of reversible guide rail, including a gear housing, a shift fork has in gear housing, install a guide block on the shift fork, install a guide bar, a piston rod, a pull rod on the guide block, still have the pin on the guide block, the both ends of pin are spacing through the gib block respectively. The utility model has the advantages of: install through spacing realization at the upper and lower both ends of the pin on the shift fork, need not to use the jump ring fixed, does not have direct relation of connection between the two, installation, dismantlement convenience, changing an original transfer line into two transfer lines on piston rod and the pull rod at present, having improved its stability, lead to it through increasing by a guide bar moreover, it takes place at driven in -process the displacement for the surface.
Description
Technical field
The utility model is related to a kind of actuator, particularly to a kind of rotating box of reversible guide rail transmission.
Background technology
Shift fork type pneumatic actuator (English: scotch yoke pneumatic actuator), is a kind of journey piston type
Executing agency, is suitable for the switch cutoff of valve (as ball valve, butterfly valve, plug valve) or the measure control of 90 ° of corners.According to effect class
The difference of type, can be divided into single-acting shift fork type pneumatic actuator and double acting shift fork type pneumatic actuator.The switch of actuator moves
Be all driven by source of the gas complete it is simply that double acting shift fork type pneumatic actuator；And only starting work is to be driven by source of the gas
Complete, pass action is exactly single-acting shift fork type pneumatic actuator for spring reset.
At present, the single-acting shift fork type pneumatic actuator commercially using, there is following shortcoming: it is arranged on dials
The jump ring that bearing pin on fork adopts is fixed, and installs, dismantles all inconveniences；Connect the transmission between two cylinder bodies at transmission case two ends
Bar is one with elongated bar, and stability is not high.
Utility model content
The technical problems to be solved in the utility model be provide a kind of facilitate bearing pin to fix, stable transmission, reversible lead
The rotating box of rail transmission.
For solving above-mentioned technical problem, the technical solution of the utility model is: a kind of rotating box of reversible guide rail transmission,
Its innovative point is: includes
One drive housing, has a cavity in drive housing, and its top has an opening being connected with cavity, this opening
Place is connected with a top cover, has a shift fork in this cavity, and the upper and lower ends of described shift fork are arranged on by sliding bearing respectively
In drive housing；
Described shift fork includes a cylinder shift fork main body, is connected with upper and lower distribution mounting seat in the side of shift fork main body,
Corresponding mounting hole is had on mounting seat, a guide pad, described guide pad tool are installed between two mounting seats
Have through hole a, the through hole b of two and column distribution, a guide post be installed in through hole a, the two ends of described guide post respectively with biography
Dynamic housing is connected, and has a dividing plate that through hole b is divided into two blind holes in the medium position of through hole b, divides in two blind holes
One piston rod, a pull bar are not installed, the through hole that the two ends in drive housing are respectively provided with appearance piston rod simultaneously, pull bar passes through,
About the one through hole c running through guide pad and dividing plate is also had on guide pad, a pin, described pin are installed in through hole c
Two ends be each passed through in upper and lower mounting seat mounting hole after spacing by gib block, described gib block is separately mounted to top cover
And on the lower inwall of drive housing.
Further, the connection between described gib block and top cover and the lower inwall of drive housing is particularly as follows: in gib block
On have along gib block long axis direction distribution several positioning convex, have on the lower inwall of top cover and drive housing simultaneously
The detent corresponding with positioning convex.
Further, described positioning convex is also set with pad.
Further, it is additionally provided with an annular stopper structure at the opening in described drive housing, described top cover passes through spiral shell
Bolt is fixed on seam.
Further, the outside of described drive housing is additionally provided with adjusting screw.
The utility model has the advantage of: in the utility model, the upper and lower ends of the pin on shift fork pass through positive stop strip
Spacing realization is installed, and fixes without using jump ring, does not have direct annexation, installation, convenient disassembly between the two；Will be original
A drive link be now changed to piston rod and two drive links of pull bar, improve its stability, and by increasing by a guiding
Bar guides to it, surface its transmission during be subjected to displacement.
The cooperation passed through between gib block and top cover and the lower inwall of drive housing between positioning convex and detent is real
Now connect, very convenient, by gib block and top cover and transmission can also be adjusted by pad is set up on positioning convex
Gap between the lower inwall of housing it is ensured that gib block to the spacing of pin it is ensured that pin is not fall off.
In the utility model, it is additionally provided with an annular stopper structure at the opening in drive housing so that top cover is
When being bolted between drive housing, under super large thrust, screw only needs to bear the torsion of a little eccentric rotary
Power, remaining big active force all acts on seam, such that it is able to reduce the quantity of bolt, reduces part, conveniently installs, tears open
Unload.
In the utility model, by the setting of adjusting screw, so that stroke is accurately adjusted between 80-100 °
Section.
Brief description
With reference to the accompanying drawings and detailed description the utility model is described in further detail.
Fig. 1 is the schematic diagram of the rotating box of reversible guide rail transmission of the present utility model.
Fig. 2 is the front view of the rotating box of reversible guide rail transmission of the present utility model.
Fig. 3 is the a-a view of Fig. 1.
Fig. 4 is the side view of the rotating box of reversible guide rail transmission of the present utility model.
Fig. 5 is the b-b view of Fig. 4.
Specific embodiment
The following examples can make professional and technical personnel that the utility model is more fully understood, but therefore will not
The utility model is limited among described scope of embodiments.
A kind of rotating box of reversible guide rail transmission as Figure 1-Figure 5, including
One transmission case 2, transmission case 2 includes a drive housing 21, has a cavity 22 in drive housing 21, and its top has
Have an opening being connected with cavity, at this opening, be connected with a top cover 23, there is in this cavity a shift fork, this shift fork upper and lower
Two ends are arranged in drive housing 21 by sliding bearing respectively.
It is additionally provided with an annular stopper structure 206 at the opening in drive housing 21, top cover 23 is bolted on
On fixing structure 206.By being additionally provided with an annular stopper structure 206 at the opening in drive housing 21 so that top cover exists
When being bolted between drive housing, under super large thrust, screw only needs to bear a little eccentric rotary
Torsion, remaining big active force all acts on seam, such that it is able to reduce the quantity of bolt, reduces part, conveniently installs, tears open
Unload.
It is additionally provided with adjusting screw 205 in the outside of drive housing 21, by the setting of adjusting screw 205, so that
Stroke carries out accurate adjustment between 80-100 °.
Schematic diagram as shown in Figure 3 understands, shift fork includes a cylinder shift fork main body 25, connects in the side of shift fork main body 25
It is connected to upper and lower distribution mounting seat 24, corresponding mounting hole 26 is had on mounting seat 24, as shown in figure 5, at two
One guide pad 27 is installed between mounting seat 23, guide pad 27 has through hole a, the through hole b of two and column distribution, in through hole a
One guide post 28 is installed, the two ends of guide post 28 are connected with drive housing 21 respectively, having one in the medium position of through hole b will
Through hole b is divided into the dividing plate 29 of two blind holes, is separately installed with a piston rod, a pull bar in two blind holes, simultaneously in transmission
The through hole that the two ends of housing 21 are respectively provided with appearance piston rod, pull bar passes through, also has about one on guide pad 27 and runs through guiding
The through hole c of block 27 and dividing plate 29, is provided with a pin 203 in through hole c, and the two ends of pin 20 are each passed through upper and lower mounting seat
On mounting hole after by gib block spacing, be respectively installed with a roll sleeve in the outside of the upper and lower ends of pin 20, in roll sleeve
Outer end is set with the roll sleeve sliding bearing 204 matching with mounting hole 26, and gib block is separately mounted to top cover 23 and drive housing
On 21 lower inwall.
Connection between gib block and top cover 23 and the lower inwall of drive housing 21 particularly as follows: have on gib block along
Several positioning convex of gib block long axis direction distribution, have and positioning on the lower inwall of top cover 23 and drive housing 21 simultaneously
Raised corresponding detent, is also set with pad on positioning convex.Gib block and the lower inwall of top cover and drive housing
Between realize being connected by cooperation between positioning convex and detent, very convenient, by can also be by positioning
Pad is set up on projection to adjust the gap between gib block and top cover and the lower inwall of drive housing it is ensured that gib block is to pin
Spacing it is ensured that pin is not fall off.
It should be understood by those skilled in the art that, the utility model is not restricted to the described embodiments, above-described embodiment and
Described in specification, principle of the present utility model is simply described, on the premise of without departing from the utility model spirit and scope,
The utility model also has various changes and modifications, and these changes and improvements both fall within claimed the utility model scope
Interior.The utility model claims scope by appending claims and its equivalent thereof.
Claims (5)
1. a kind of transmission of reversible guide rail rotating box it is characterised in that: include
One drive housing, has a cavity in drive housing, and its top has an opening being connected with cavity, at this opening even
It is connected to a top cover, there is in this cavity a shift fork, the upper and lower ends of described shift fork are arranged on transmission by sliding bearing respectively
In housing；
Described shift fork includes a cylinder shift fork main body, is connected with upper and lower distribution mounting seat in the side of shift fork main body, in peace
Have corresponding mounting hole on dress seat, a guide pad is installed between two mounting seats, described guide pad has two
Individual and the through hole a of column distribution, through hole b, are provided with a guide post in through hole a, the two ends of described guide post respectively with drive shell
Body phase even, has a dividing plate that through hole b is divided into two blind holes in the medium position of through hole b, pacifies respectively in two blind holes
Equipped with a piston rod, a pull bar, the through hole that the two ends in drive housing are respectively provided with appearance piston rod, pull bar passes through simultaneously, leading
About the one through hole c running through guide pad and dividing plate is also had on block, a pin is installed in through hole c, the two of described pin
Spacing by gib block after the mounting hole that end is each passed through in upper and lower mounting seat, described gib block is separately mounted to top cover and biography
On the lower inwall of dynamic housing.
2. reversible guide rail according to claim 1 transmission rotating box it is characterised in that: described gib block and top cover and
Between the lower inwall of drive housing connect particularly as follows: have on gib block along gib block long axis direction distribution several fixed
Position is raised, has the detent corresponding with positioning convex on the lower inwall of top cover and drive housing simultaneously.
3. reversible guide rail according to claim 2 transmission rotating box it is characterised in that: also cover on described positioning convex
Equipped with pad.
4. reversible guide rail according to claim 1 transmission rotating box it is characterised in that: opening in described drive housing
It is additionally provided with an annular stopper structure, described top cover is bolted on seam at mouthful.
5. reversible guide rail according to claim 1 transmission rotating box it is characterised in that: the outside of described drive housing
It is additionally provided with adjusting screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753619.4U CN205908848U (en) | 2016-07-18 | 2016-07-18 | Driven rotation case of reversible guide rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620753619.4U CN205908848U (en) | 2016-07-18 | 2016-07-18 | Driven rotation case of reversible guide rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908848U true CN205908848U (en) | 2017-01-25 |
Family
ID=57805564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620753619.4U Expired - Fee Related CN205908848U (en) | 2016-07-18 | 2016-07-18 | Driven rotation case of reversible guide rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205908848U (en) |
-
2016
- 2016-07-18 CN CN201620753619.4U patent/CN205908848U/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: 20170125 Termination date: 20210718 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |