CN211310751U - Back-sliding jack with additional coating sheath - Google Patents
Back-sliding jack with additional coating sheath Download PDFInfo
- Publication number
- CN211310751U CN211310751U CN201922350917.5U CN201922350917U CN211310751U CN 211310751 U CN211310751 U CN 211310751U CN 201922350917 U CN201922350917 U CN 201922350917U CN 211310751 U CN211310751 U CN 211310751U
- Authority
- CN
- China
- Prior art keywords
- jack
- cladding material
- sheath
- material sheath
- bolt
- 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.)
- Active
Links
Images
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The utility model discloses an increase back swift current jack of cladding material sheath relates to measuring tool technical field. This increase back swift current jack of cladding material sheath, including jack-up mechanism, jack-up mechanism's right side swivelling joint has two ear chain ring cards, and the right side welding of jack-up mechanism has the connecting block, and the outside swivelling joint of connecting block has coupling mechanism, and coupling mechanism's bottom welding has the back swift current connector, and jack-up mechanism includes the jack body, and the fixed slot has been seted up to the inner wall of jack body urceolus, and the inside seal of fixed slot has sealed the pad. This increase back swift current jack of cladding material sheath, jack body are when flexible, and jack body telescopic link passes through the clamp and drives cladding material sheath body tensile, and the screw is fixed the uide bushing flange on the sealing gasket, and the uide bushing flange is fixed the other end of cladding material sheath body, makes the telescopic link of cladding material sheath body protection jack body, increases jack life and equipment stability.
Description
Technical Field
The utility model relates to a back swift current jack technical field specifically is an increase back swift current jack of cladding material sheath.
Background
The hydraulic support for caving coal used in the existing coal mine needs to be matched with a pull backward sliding device which comprises the following parts: the rear-sliding connector is connected with the hydraulic support base, the rear-sliding jack is pulled, and the double-lug/single-lug chain ring clamp and the round-link chain are formed.
The backward sliding jack is not protected by other structures, so that the backward sliding jack is basically directly exposed to a working environment, and is buried by coal dust and gangue under most conditions, and the working environment is quite severe; after the jack is used for a period of time, the plating layer is often collided and scratched, and then the situations such as piston rod corrosion occur, and the service life of the jack and the stability of equipment are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model provides an increase back swift current jack of cladding material sheath, increase jack life and equipment stability.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an increase swift current jack behind cladding material sheath, includes jack-up mechanism, jack-up mechanism's right side swivelling joint has two ear chain ring cards, jack-up mechanism's right side welding has the connecting block, the outside swivelling joint of connecting block has coupling mechanism, coupling mechanism's bottom welding has the swift current connector behind.
In order to make being connected of jack and protective sheath, as the utility model relates to an increase back swift current jack of cladding material sheath and be preferred, jack-up mechanism includes the jack body, the fixed slot has been seted up to the inner wall of jack body urceolus, the inside seal of fixed slot has sealed the pad, there is the uide bushing flange sealed right side through screw fixed mounting, the inside fixed mounting in flange hole has cladding material sheath body on the uide bushing flange, the outside cover on cladding material sheath body right side is equipped with the clamp.
In order to make the device increase life-span, as the utility model relates to an increase back swift current jack of cladding material sheath is preferred, coupling mechanism includes the link, the cover is equipped with the bolt on the link, the outside cover at bolt center is equipped with the bearing, the outside cover of bearing is equipped with the rubber circle, the keyhole has been seted up on the positive surface of link, and the rear surface of link has seted up into the hole.
In order to make the jack body in the device can drive cladding material sheath body and stretch and contract, conduct the utility model relates to an increase cladding material sheath's back swift current jack is preferred, the outside of jack body telescopic link seted up with clamp assorted draw-in groove, the right side welding of connecting block is in the left side of jack body.
In order to make connecting block and coupling mechanism on the device can be connected, conduct the utility model relates to an increase back swift current jack of cladding material sheath preferred, keyhole and bolt phase-match, the diameter size in advance hole is the same with the outside diameter size of rubber circle.
In order to prevent that link and connecting block on the device from droing, conduct the utility model relates to an increase cladding material sheath's back swift current jack is preferred, the rear side diameter of bolt is greater than the diameter of inlet hole, the size of connecting hole diameter is the same with the size of rubber circle outside diameter on the connecting block.
In order to make the device go up the fracture that cladding material sheath body more is fit for the underground work and prevents cladding material sheath body, as the utility model relates to an increase back swift current jack of cladding material sheath and be preferred, the material of cladding material sheath body chooses for use fire-retardant nylon composite cloth nature, and the material tensile shrinkage proportion of cladding material sheath body is 1: 10.
the utility model provides a back swift current jack of increase cladding material sheath. The method has the following beneficial effects:
(1) this increase cladding material sheath's back swift current jack, jack body are when flexible, and jack body telescopic link passes through the clamp and drives cladding material sheath body tensile, and the screw is fixed the uide bushing flange on the sealing pad, and the uide bushing flange is fixed the other end of cladding material sheath body, makes the telescopic link of cladding material sheath body protection jack body, increases jack life and equipment stability.
(2) This increase cladding material sheath's back swift current jack is to it with connecting hole and inlet hole on the connecting block, inserts the link through the inlet hole with the bolt, makes the rubber circle insert in the inlet hole on the connecting block, and in work, the rubber circle passes through the bearing and rotates on the bolt, reduces the friction of connecting block and bolt, increases coupling mechanism's life.
Drawings
Fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic structural view of the jacking mechanism of the present invention;
FIG. 3 is a cross-sectional view of a plated jacket body according to the present invention;
fig. 4 is a cross-sectional view of the connection mechanism of the present invention.
In the figure: 1. a jack-up mechanism; 101. a jack body; 102. fixing grooves; 103. a gasket; 104. a screw; 105. a guide sleeve flange; 106. a plating layer sheath body; 107. clamping a hoop; 2. a binaural link clip; 3. connecting blocks; 4. a connecting mechanism; 401. a connecting frame; 402. a bolt; 403. a bearing; 404. a rubber ring; 405. a keyhole; 406. entering a hole; 5. and a backward sliding connector.
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.
Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an increase swift current jack behind cladding material sheath, includes jack-up mechanism 1, and jack-up mechanism 1's right side swivelling joint has two ear chain ring clamps 2, and the right side welding of jack-up mechanism 1 has connecting block 3, and the outside swivelling joint of connecting block 3 has coupling mechanism 4, and the welding of coupling mechanism 4's bottom has swift current connector 5 behind.
In this embodiment: jack-up mechanism 1 includes jack body 101, fixed slot 102 has been seted up to the inner wall of jack body 101 urceolus, the inside seal of fixed slot 102 has sealed pad 103, 104 fixed mounting has uide bushing flange 105 through the screw on the right side of sealed pad 103, the inside fixed mounting in uide bushing flange 105 upper flange hole has cladding material sheath body 106, the outside cover on cladding material sheath body 106 right side is equipped with clamp 107, jack body 101 telescopic link outside seted up with clamp 107 assorted draw-in groove, the right side welding of connecting block 3 is in jack body 101 left side, the material of cladding material sheath body 106 chooses for use fire-retardant nylon composite cloth nature, and cladding material sheath body 106's material stretch contraction proportion is 1: 10, when the jack body 101 is telescopic, the telescopic rod of the jack body 101 drives the plating sheath body 106 to stretch through the hoop 107, the guide sleeve flange 105 is fixed on the sealing gasket 103 through the screw 104, and the other end of the plating sheath body 106 is fixed through the guide sleeve flange 105, so that the plating sheath body 106 protects the telescopic rod of the jack body 101.
Specifically, the connecting mechanism 4 includes a connecting frame 401, a bolt 402 is sleeved on the connecting frame 401, a bearing 403 is sleeved outside the center of the bolt 402, a rubber ring 404 is sleeved outside the bearing 403, a bolt hole 405 is formed in the front surface of the connecting frame 401, and a hole 406 is formed in the rear surface of the connecting frame 401.
In this embodiment: the bolt hole 405 is matched with the bolt 402, the diameter of the inlet hole 406 is the same as the outer diameter of the rubber ring 404, the diameter of the rear side of the bolt 402 is larger than the diameter of the inlet hole 406, the diameter of the connecting hole on the connecting block 3 is the same as the outer diameter of the rubber ring 404, the connecting hole on the connecting block 3 is aligned with the inlet hole 406, the bolt 402 is inserted into the connecting frame 401 through the inlet hole 406, the rubber ring 404 is inserted into the inlet hole 406 on the connecting block 3, in the working process, the rubber ring 404 rotates on the bolt 402 through the bearing 403, the friction between the connecting block 3 and the bolt 402 is reduced, and the service life of the connecting mechanism 4 is prolonged.
During the use, jack body 101 is when flexible, jack body 101 telescopic link passes through clamp 107 and drives cladding layer sheath body 106 tensile, screw 104 fixes uide bushing flange 105 on sealed pad 103, uide bushing flange 105 fixes the other end of cladding layer sheath body 106, make cladding layer sheath body 106 protect jack body 101's telescopic link, connecting hole and inlet 406 on the connecting block 3 are to it, insert bolt 402 in link 401 through inlet 406, make rubber circle 404 insert in inlet 406 on connecting block 3, in the time of work, rubber circle 404 rotates on bolt 402 through bearing 403, reduce the friction of connecting block 3 and bolt 402, increase coupling mechanism 4's life.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an increase back swift current jack of cladding material sheath, includes jack-up mechanism (1), its characterized in that: the right side swivelling joint of jack-up mechanism (1) has binaural link card (2), the right side welding of jack-up mechanism (1) has connecting block (3), the outside swivelling joint of connecting block (3) has coupling mechanism (4), the bottom welding of coupling mechanism (4) has back swift current connector (5).
2. The jack for backward sliding of a coating sheath as claimed in claim 1, wherein: jack-up mechanism (1) includes jack body (101), fixed slot (102) have been seted up to the inner wall of jack body (101) urceolus, the inside seal of fixed slot (102) has sealed pad (103), there is uide bushing flange (105) right side of sealed pad (103) through screw (104) fixed mounting, the inside fixed mounting in flange hole has cladding material sheath body (106) on uide bushing flange (105), the outside cover on cladding material sheath body (106) right side is equipped with clamp (107).
3. The jack for backward sliding of a coating sheath as claimed in claim 1, wherein: the connecting mechanism (4) comprises a connecting frame (401), a bolt (402) is sleeved on the connecting frame (401), a bearing (403) is sleeved outside the center of the bolt (402), a rubber ring (404) is sleeved outside the bearing (403), a bolt hole (405) is formed in the front surface of the connecting frame (401), and a hole (406) is formed in the rear surface of the connecting frame (401).
4. The jack for backward sliding of a coating sheath as claimed in claim 2, wherein: jack body (101) telescopic link's outside seted up with clamp (107) assorted draw-in groove, the right side welding of connecting block (3) is in the left side of jack body (101).
5. The jack for backward sliding of a coating sheath as claimed in claim 3, wherein: the bolt hole (405) is matched with the bolt (402), and the diameter of the inlet hole (406) is the same as the outer diameter of the rubber ring (404).
6. The jack for backward sliding of a coating sheath as claimed in claim 3, wherein: the diameter of the rear side of the bolt (402) is larger than the diameter of the inlet hole (406), and the diameter of the connecting hole in the connecting block (3) is the same as the outer diameter of the rubber ring (404).
7. The jack for backward sliding of a coating sheath as claimed in claim 2, wherein: the material of cladding material sheath body (106) chooses fire-retardant nylon composite cloth nature for use, and the material tensile shrinkage proportion of cladding material sheath body (106) is 1: 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350917.5U CN211310751U (en) | 2019-12-24 | 2019-12-24 | Back-sliding jack with additional coating sheath |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922350917.5U CN211310751U (en) | 2019-12-24 | 2019-12-24 | Back-sliding jack with additional coating sheath |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211310751U true CN211310751U (en) | 2020-08-21 |
Family
ID=72058063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922350917.5U Active CN211310751U (en) | 2019-12-24 | 2019-12-24 | Back-sliding jack with additional coating sheath |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211310751U (en) |
-
2019
- 2019-12-24 CN CN201922350917.5U patent/CN211310751U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN211310751U (en) | Back-sliding jack with additional coating sheath | |
| CN213419102U (en) | Normal pressure hobbing cutter barrel | |
| CN210738500U (en) | Coal drill water injector reinforcing device | |
| CN210289647U (en) | Flexible working arm based on tunnelling drill jumbo | |
| CN220107560U (en) | Cable connection insulating device | |
| CN215771845U (en) | Data line joint with good tensile resistance and pulling resistance | |
| CN217501590U (en) | Casing holder for casing drilling | |
| CN112012686A (en) | Split sealing protection tubing hanger for electric pump well | |
| CN217824094U (en) | Cable pipe sealing device | |
| CN211342026U (en) | Multi-loop power transmission line steel pipe tower | |
| CN218455033U (en) | Protection component of anchor rope slip casting connector | |
| CN221119847U (en) | Wall protection device for geological deep drilling | |
| CN214189722U (en) | Cable traction device for electric power construction | |
| CN212080420U (en) | Hose clamp hardware | |
| CN220234154U (en) | Flying surface tool of submarine cable bending protection device | |
| CN216751050U (en) | Automatic change pipeline protection device for electrical engineering | |
| CN221263326U (en) | Main power cord lays sleeve pipe | |
| CN213602319U (en) | Cable protector convenient to installation | |
| CN210119581U (en) | Detachable pipeline surveys clamp | |
| CN221097844U (en) | Rubber tube connection assembly | |
| CN215173495U (en) | Novel structural clamp for grouting pipe sensor | |
| CN218150948U (en) | Novel slip casting machine safety protection device | |
| CN218070978U (en) | High-strength cable guard plate for coal mine underground coal mining machine | |
| CN211929781U (en) | Novel armored cable | |
| CN218842238U (en) | Novel composite core-spun yarn |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |