CN207178840U - A kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap - Google Patents
A kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap Download PDFInfo
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- CN207178840U CN207178840U CN201721249457.1U CN201721249457U CN207178840U CN 207178840 U CN207178840 U CN 207178840U CN 201721249457 U CN201721249457 U CN 201721249457U CN 207178840 U CN207178840 U CN 207178840U
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- cylinder
- cylinder body
- half slot
- cylinder cap
- cap
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Abstract
The utility model discloses the attachment structure of a kind of cylinder body of pneumatic actuator and cylinder cap, including upper cylinder cover, the first half slot, small sircle hole, screwed hole, cylinder body, straight trough, the second half slot, circular hole, piston, piston rod, lower cylinder cap, holding screw and L-type steel silk, the periphery of the upper cylinder cover and lower cylinder cap is provided with the first half slot, and the position that described cylinder body inside circumference coordinates with upper cylinder cover and lower cylinder cap is provided with the second half slot.The beneficial effects of the utility model are：The circumferential location difference open semicircle shape or rectangular channel of cooperation of the utility model on the inside of cylinder body and on the outside of upper cylinder cover, lower cylinder cap, open straight trough in position corresponding on the outside of cylinder body, communicated with half slot on the inside of cylinder body, cylinder cap outer circumference groove center beats circular hole, and the steel wire or steel band of L-type are embedded into the circumferential groove of cylinder body and cylinder cap, cylinder body and cylinder cap connected, actuator after connecting, from the appearance, without outside pull bar, space has been saved；Without internal fix bar, reduce four leak sources, improve the reliability of actuator.
Description
Technical field
The utility model belongs to actuator correlative technology field, and in particular to the cylinder body of pneumatic actuator a kind of and cylinder cap
Attachment structure.
Background technology
Pneumatic actuator is widely used in the driving of industrial valve.The power section of pneumatic actuator traditional at present is main
By cylinder cap, cylinder body and piston composition, the wherein connected mode of former and later two cylinder caps and cylinder body mainly have a two ways at present, and one
Kind is that cylinder body and cylinder cap are cascaded with threaded pull bar；Another kind is to use two internal fix bars by cylinder cap, cylinder
Body is together in series.For the former, outside pull bar adds the overall dimension of cylinder portion, and adds manufacturing cost；For rear
Person, due to using internal fix bar, the fix bar passes through cylinder cap and piston, comes out four leakage points more, greatly reduces cylinder
Reliability.
Utility model content
The purpose of this utility model is to provide a kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap, with solution
State the problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：The cylinder body and cylinder cap of a kind of pneumatic actuator
Attachment structure, including upper cylinder cover, the first half slot, small sircle hole, screwed hole, cylinder body, straight trough, the second half slot, circular hole, work
The periphery of plug, piston rod, lower cylinder cap, holding screw and L-type steel silk, the upper cylinder cover and lower cylinder cap is provided with the first semicircle
Groove, the inside circumference of the cylinder body are provided with the second half slot, and the periphery of the cylinder body is provided with straight trough, the upper cylinder half
It is provided with small sircle hole on lid, the first semicircle groove center line on lower cylinder cap, on the edge of the upper cylinder cover and lower cylinder cap, exists respectively
Axial direction is provided with screwed hole, and in cylinder body side axial direction per circular hole is simultaneously provided with, the holding screw is worn respectively
The screwed hole crossed on upper cylinder cover and lower cylinder cap, is embedded into inside the circular hole of cylinder body.
Preferably, the L-type steel silk is inserted into small sircle hole, is embedded in L-type steel silk by rotating upper cylinder cover and lower cylinder cap
To the inside of upper cylinder cover and cylinder body, lower cylinder cap and cylinder body.
Preferably, the straight trough communicates with the second half slot on the inside of cylinder circumference.
Preferably, the upper cylinder cover, lower cylinder cap and cylinder body are fixed by holding screw and prevent from rotating.
Preferably, the upper cylinder cover, the first half slot on lower cylinder cap are in the second half slot on the inside of cylinder circumference
On same center line.
Preferably, the upper cylinder cover, the first half slot on lower cylinder cap and the second half slot on the inside of cylinder circumference can be with
It is half slot or rectangular channel.Compared with prior art, the beneficial effects of the utility model are：
The circumferential location difference open semicircle shape or rectangular channel of cooperation of the utility model on the inside of cylinder body and on the outside of cylinder cap,
Straight trough is opened at position corresponding on the outside of cylinder body, is communicated with half slot on the inside of cylinder body, cylinder cap outer circumference groove center beats circular hole, L-type
Steel wire or steel band are embedded into the circumferential groove of cylinder body and cylinder cap, and cylinder body and cylinder cap are connected, the actuator after connecting,
From the appearance, without outside pull bar, space has been saved；Without internal fix bar, reduce four leak sources, improve and hold
The reliability of row device.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model outward appearance；
Fig. 2 is the structural representation of the part of the utility model II；
Fig. 3 is the utility model section A structural representation；
Fig. 4 is the utility model section B structural representation；
Fig. 5 is the structural representation of the part of the utility model I；
In figure：1st, upper cylinder cover；101st, the first half slot；102nd, small sircle hole；103rd, screwed hole；2nd, cylinder body；201st, straight trough；
202nd, the second half slot；203rd, circular hole；3rd, piston；4th, piston rod；5th, lower cylinder cap；6th, holding screw；7th, L-type steel silk.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Embodiment 1
As Figure 1-5, the attachment structure of a kind of cylinder body of pneumatic actuator and cylinder cap, the structure mainly include L-type steel
The periphery of silk 7, upper cylinder cover 1, lower cylinder cap 5 and cylinder body 2, upper cylinder cover 1 and lower cylinder cap 5 is provided with the first half slot 101, cylinder body 2
Inside circumference be provided with the second half slot 202, the first half slot 101 and the second half slot 202 are on same center line.Cylinder body 2
Periphery is provided with straight trough 201, and the straight trough 201 communicates with the second half slot 202 of the inside circumference of cylinder body 2, upper cylinder cover 1, lower cylinder
Small sircle hole 102 is beaten on the center line of the first half slot 101 on lid 5, the small sircle hole 102 is used to L-type steel silk 7 being screwed into upper cylinder cover
1 and lower cylinder cap 5 in, on upper cylinder cover 1 and the lower edge of cylinder cap 5, open screwed hole 103 in the axial direction respectively, while in the side of cylinder body 2
Side axial direction occurs to turn to prevent from assembling per a circular hole 203 is simultaneously opened between rear 1 time cylinder cap of upper cylinder cover 5 and cylinder body 2
It is dynamic, the screwed hole 103 on 1 time cylinder cap of upper cylinder cover 5 is each passed through with holding screw 6, is embedded into the circular hole 203 of cylinder body.
Assembling process：
It is as follows to assemble the step of 1 time cylinder cap of upper cylinder cover 5 is with cylinder body 2：
1. cylinder body 2 is fixed；
2. sealing ring is attached on upper cylinder cover 1, upper cylinder cover 1 is loaded in cylinder body 2, before dress, substantially found on cylinder body 2
Through hole, and the through hole and the small sircle hole 102 on upper cylinder cover 1 is substantially aligned；
3. rotating upper cylinder cover 1, the position that cylinder body 2 aligns with the small sircle hole 102 of upper cylinder cover 1 is found；
4. the short one end of L-type steel silk 7 is inserted into the small sircle hole 102 of upper cylinder cover 1 by the through hole on cylinder body 2；
5. along counterclockwise (as shown in Figure 1) by L-type steel silk 7 is screwed into cylinder body 2 and upper cylinder cover 1 cooperates the
In one half slot 101 and the second half slot 202；
After 6.L shaped steel wires 7 screw in, by the screwed hole 103 on the small sircle hole 102 in the side axial direction of cylinder body 2 and upper cylinder cover 1
Alignment, holding screw 6 is screwed into screwed hole 103.
7. the installation method of lower cylinder cap 5 is the same as described in 1-6.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap, including upper cylinder cover (1), the first half slot (101), roundlet
Hole (102), screwed hole (103), cylinder body (2), straight trough (201), the second half slot (202), circular hole (203), piston (3), piston
Bar (4), lower cylinder cap (5), holding screw (6) and L-type steel silk (7), it is characterised in that：The upper cylinder cover (1) and lower cylinder cap (5)
Periphery is provided with the first half slot (101), and the inside circumference of the cylinder body (2) is provided with the second half slot (202), described
The periphery of cylinder body (2) is provided with straight trough (201), in the first half slot (101) on the upper cylinder cover (1), lower cylinder cap (5)
It is provided with small sircle hole (102) on heart line, on the edge of the upper cylinder cover (1) and lower cylinder cap (5), is provided with the axial direction respectively
Screwed hole (103), and in cylinder body (2) side axial direction per circular hole (203) is simultaneously provided with, the holding screw (6) is respectively
Through the screwed hole (103) on upper cylinder cover (1) and lower cylinder cap (5), the circular hole (203) for being embedded into cylinder body (2) is internal.
2. a kind of cylinder body of pneumatic actuator according to claim 1 and the attachment structure of cylinder cap, it is characterised in that：It is described
L-type steel silk (7) is inserted into small sircle hole (102), is embedded into L-type steel silk (7) by rotating upper cylinder cover (1) and lower cylinder cap (5)
The inside of upper cylinder cover (1) and cylinder body (2), lower cylinder cap (5) and cylinder body (2).
3. a kind of cylinder body of pneumatic actuator according to claim 1 and the attachment structure of cylinder cap, it is characterised in that：It is described
Straight trough (201) communicates with second half slot (202) of cylinder body (2) inside circumference.
4. a kind of cylinder body of pneumatic actuator according to claim 1 and the attachment structure of cylinder cap, it is characterised in that：It is described
Upper cylinder cover (1), lower cylinder cap (5) and cylinder body (2) prevent from rotating by holding screw (6) fixation.
5. a kind of cylinder body of pneumatic actuator according to claim 1 and the attachment structure of cylinder cap, it is characterised in that：It is described
The first half slot (101) and second half slot (202) of cylinder body (2) inside circumference on upper cylinder cover (1), lower cylinder cap (5) are in
On same center line.
6. a kind of cylinder body of pneumatic actuator according to claim 1 and the attachment structure of cylinder cap, it is characterised in that：It is described
Second half slot (202) of the first half slot (101) on upper cylinder cover (1), lower cylinder cap (5) and cylinder body (2) inside circumference can be with
It is half slot or rectangular channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721249457.1U CN207178840U (en) | 2017-09-26 | 2017-09-26 | A kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721249457.1U CN207178840U (en) | 2017-09-26 | 2017-09-26 | A kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207178840U true CN207178840U (en) | 2018-04-03 |
Family
ID=61748451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721249457.1U Active CN207178840U (en) | 2017-09-26 | 2017-09-26 | A kind of cylinder body of pneumatic actuator and the attachment structure of cylinder cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207178840U (en) |
-
2017
- 2017-09-26 CN CN201721249457.1U patent/CN207178840U/en active Active
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