CN218062915U - Hydro-cylinder that can spacing prevent that skew from rocking for hydraulic hoist - Google Patents

Abstract

The utility model discloses a water conservancy hydraulic hoist machine is with hydro-cylinder that can spacing prevent skew and rock, belong to hydro-cylinder technical field, position sensing spare is installed in the middle of the sliding block inner wall department, the roll groove is seted up and is being prevented that the cover is interior wall axle center both sides department, the roll inslot is equipped with ball roll connection, the in-process of stretching out and drawing back is established through the cover and is prevented that the cover prevents that the cover of department prevents in the middle of the cylinder head one end prevents to hinder and seal, pass through the ball when sealed, sliding block and position sensing spare insert into prevent that the skew inslot with position sensing spare and sensing piece each other contact the position and respond to the position, accessible position sensing spare warns the staff for operating panel with signal transmission when the deviation appears in the position, to the staff that oil pump problem has appeared, flexible to the cushion collar through the piston rod, carry out spacing wear-resisting and reduce the possibility of skew when buffering piston and nut, carry out real-time supervision through multiple protection and avoid preventing the problem of skew and not knowing.

Description

Hydro-cylinder that can spacing prevent that skew from rocking for hydraulic hoist

Technical Field

The utility model relates to a can spacing hydro-cylinder that prevents the skew and rock, especially relate to a hydro-cylinder that hydraulic hoist machine can spacing prevent the skew and rock belongs to hydro-cylinder technical field.

Background

The radial gate is widely applied to water conservancy and hydropower processes for a long time, along with economic development and progress, the reservoir and the power station are built, the radial gate is more generally applied due to good stress performance and the working characteristics that the radial gate is not limited by water flow working conditions, the large-span and large-tonnage radial gate is generated, the stroke of an oil cylinder of a hoist is required to be longer, the load is larger, the oil cylinder of the hydraulic hoist can be easily deviated and shaken after being used for a long time, the position cannot be sensed, and therefore whether the oil cylinder is deviated or not is unknown, so that the oil cylinder capable of limiting and preventing deviation and shaking for the hydraulic hoist is urgently needed, and the problems are solved.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a but hydraulic hoist is with spacing hydro-cylinder that prevents the skew and rock, the staff installs the hydro-cylinder, it stretches out and draws back to install the back start-up hydro-cylinder drive piston rod, establish the anti-offset seal cover of department in the middle of the cylinder head one end through the cover and prevent that the cover prevents to hinder and seal at flexible in-process, pass through the ball when sealed, sliding block and position sensing piece insert into prevent that the skew inslot with position sensing piece and sensing piece mutual contact to the position respond to, accessible position sensing piece warns the staff with signal transmission for operating panel when the deviation appears in the position, indicate that oil pump has appeared the problem to the staff, flexible to the cushion collar through the piston rod, carry out spacing wear-resisting and reduce the possibility of skew when piston and nut cushion, carry out real-time supervision when through multiple protection and avoid preventing the skew and not self-known problem.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a but hydraulic pressure headstock gear is with hydro-cylinder that skew rocks is prevented in spacing, including the rod end earrings, the piston rod, prevent the skew groove, prevent the skew seal cover, the sliding block, prevent hindering the cover, the ball, the rolling groove, the cylinder cap hydraulic fluid port, position sensing piece, the cylinder head, cylinder body and sensing piece, the piston rod is installed to the axle center department of cylinder body, the cylinder head is installed to cylinder body outer wall left end, the piston rod is installed the rod end earrings along axial left end department, the cylinder head inner wall is equipped with along the cover on the piston rod and prevents hindering the cover, prevent that skew seal cover right side cover is equipped with and prevents hindering the cover, the sliding block is installed in the middle both sides department of preventing the skew seal cover inner wall, position sensing piece is installed in the middle department of sliding block inner wall, the rolling groove is seted up in the department of preventing hindering inner wall axle center of inner wall, the rolling groove is equipped with ball roll connection, prevent that the skew groove sets up in the axle center department of piston rod outer wall, the sensing piece is laid in the middle department of preventing the skew inslot, and the sliding block, position sensing piece and rolling groove insert and prevent that the skew inslot and roll connection with the sensing piece, the hydraulic fluid port is seted up in the middle department of cylinder head outer wall, the right side of cylinder body right side of cylinder head, the right side of cylinder body is equipped with the piston assembly, the buffering piston assembly, the cylinder body right side of buffering piston assembly, the cylinder body is installed.

Preferably, the buffering piston nut assembly comprises a buffering sleeve, a piston and a nut, the buffering sleeve is sleeved in the middle of the inner wall of the cylinder body, the piston is sleeved on the right side of the buffering sleeve, and the nut is sleeved on the right side of the piston on the inner wall of the cylinder body.

Preferably, the oil port and tail body assembly comprises an oil port and a tail body, the oil port is arranged at one side of the cylinder head of the outer wall of the cylinder body, the oil port penetrates through one end of the cylinder body, and the tail body is arranged at the right end of the nut.

Preferably, earring bush component includes jar tail earring and seals dirt bush, and jar tail earring is installed in cylinder body tail end department, and rod end earring and jar tail earring keep away from each other, and the dirt bush cover is established in jar tail earring axle center department.

Preferably, the position sensing member and the sensing plate are in contact with each other for sensing.

Preferably, the balls are inserted into the anti-deviation grooves to be roll-coupled.

The utility model has the advantages of:

the utility model provides a pair of hydraulic hoist is with hydro-cylinder that can spacing prevent skew and rock, the staff installs the hydro-cylinder, it drives the piston rod to install the back start-up hydro-cylinder, establish the skew-preventing seal cover of department in the middle of the cylinder head one end through the cover and prevent that the cover prevents to hinder and seal at flexible in-process, pass through the ball when sealed, sliding block and position sensing piece insert into prevent the skew inslot with position sensing piece and sensing piece mutual contact to the position respond to, accessible position sensing piece gives operating panel with signal transmission when the deviation appears in the position and warns the staff, indicate that the oil pump has appeared the problem to the staff, flexible to the cushion collar through the piston rod, carry out spacing wear-resisting and the multiple possibility that reduces the skew when piston and nut cushion, carry out real-time supervision when protecting and avoid preventing the skew and the problem of self-knowledge.

Drawings

Fig. 1 is a front view of the overall structure of a preferred embodiment of an oil cylinder for a hydraulic hoist capable of limiting and preventing offset shaking according to the present invention;

fig. 2 is a schematic diagram of an anti-blocking sliding sleeve of an oil cylinder capable of limiting and preventing offset and shaking for a hydraulic hoist according to the present invention;

fig. 3 is according to the utility model discloses a but hydraulic hoist is with spacing skew prevention cover structure schematic diagram of an preferred embodiment of hydro-cylinder that prevents the skew and rock.

In the figure: 1-rod end earring, 2-piston rod, 3-anti-deviation groove, 4-anti-deviation sealing sleeve, 5-sliding block, 6-anti-resistance sleeve, 7-ball, 8-rolling groove, 9-cylinder cover oil port, 10-position sensing piece, 11-cylinder head, 12-cylinder body, 13-cylinder tail oil port, 14-buffer sleeve, 15-piston, 16-nut, 17-cylinder tail body, 18-cylinder tail earring, 19-sensing piece and 20-dust sealing bush.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention is further described in detail below with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the oil cylinder capable of limiting and preventing offset and shaking for the hydraulic hoist provided in this embodiment includes a rod end earring 1, a piston rod 2, an anti-offset groove 3, an anti-offset sealing sleeve 4, a sliding block 5, an anti-blocking sleeve 6, a ball 7, a rolling groove 8, a cylinder cover oil port 9, a position sensing element 10, a cylinder head 11, a cylinder body 12 and a sensing piece 19, wherein the piston rod 2 is installed at the axis of the cylinder body 12, the cylinder head 11 is installed at the left end of the outer wall of the cylinder body 12, the rod end earring 1 is installed at the left end of the piston rod 2 along the axial direction, the anti-blocking sleeve 6 is sleeved on the inner wall of the cylinder head 11 along the piston rod 2, the anti-offset sealing sleeve 6 is sleeved on the sliding block at the right side of the anti-offset sealing sleeve 4, the sliding block 5 is installed at two sides of the middle of the inner wall of the anti-offset sealing sleeve 4, position sensing piece 10 is installed in the middle of the inner wall of sliding block 5, roll groove 8 is seted up and is prevented hindering 6 inner wall axle center both sides departments of cover, be equipped with ball 7 roll connection in the roll groove 8, prevent that skew groove 3 is seted up in 2 outer wall axle center both sides departments of piston rod, sensor piece 19 is laid and is being prevented 3 middle departments of inner wall of skew groove, and sliding block 5, position sensing piece 10 and roll groove 8 insert prevent skew inslot 3 with sensor piece 19 mutual contact roll connection, cylinder cap hydraulic fluid port 9 is seted up in the middle of 11 outer wall one side of cylinder head, piston rod 2 is equipped with buffering piston nut subassembly along axial right-hand member department cover, hydraulic fluid port afterbody subassembly is installed on buffering piston nut subassembly right side, earring bush subassembly is installed on cylinder body 12 outer wall right side.

The general working principle is as follows: the hydro-cylinder is installed to the staff, start the hydro-cylinder after installing and drive piston rod 2 and stretch out and draw back, prevent hindering and sealing through the anti-excursion seal cover 4 and the anti-obstruction cover 6 that the cover was located in the middle of the 11 one ends of jar head through the cover at flexible in-process, through ball 7 when sealed, sliding block 5 and position sensing piece 10 insert into prevent that skew groove 3 in with position sensing piece 10 and sensing piece 19 mutual contact respond to the position, accessible position sensing piece 10 gives the operating panel warning staff with signal transmission when the deviation appears in the position, indicate that the problem has appeared for that oil pump to the staff, through the flexible buffer cover 14 of piston rod 2, carry out spacing wear-resisting and reduce the possibility of skew when buffering piston 15 and nut 16, carry out real-time supervision through multiple protection and avoid preventing the skew problem that does not know by oneself.

In this embodiment: the buffering piston nut component comprises a buffering sleeve 14, a piston 15 and a nut 16, wherein the buffering sleeve 14 is sleeved on the middle of the inner wall of the cylinder body 12, the piston 15 is sleeved on the right side of the buffering sleeve 14, and the nut 16 is sleeved on the right side of the piston 15 on the inner wall of the cylinder body 12.

The local working principle is as follows: the piston rod 2 is used for limiting and resisting abrasion and reducing the possibility of deflection when buffering the buffer sleeve 14, the piston 15 and the nut 16 during expansion and contraction.

In this embodiment: the oil port and tail body assembly comprises an oil port and tail body 13 and a tail body 17, the oil port and tail body 13 is arranged at one side of the cylinder head 11 on the outer wall of the cylinder body 12, the oil port and tail body 13 penetrates through one end of the cylinder body 12, and the tail body 17 is arranged at the right end of the nut 16.

In this embodiment: the earring bushing assembly comprises a cylinder tail earring 18 and a dust sealing bushing 20, the cylinder tail earring 18 is installed at the tail end of the cylinder body 12, the rod end earring 1 and the cylinder tail earring 18 are far away from each other, and the dust sealing bushing 20 is sleeved at the axis of the cylinder tail earring 18.

In this embodiment: the position sensing member 10 and the sensing plate 19 are in contact with each other for sensing.

In this embodiment: the balls 7 are inserted into the anti-drift grooves 3 to be roll-coupled.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims (6)

1. The utility model provides a but hydraulic hoist is with hydro-cylinder that spacing prevent skew and rock which characterized in that: comprises a rod end earring (1), a piston rod (2), an anti-deviation groove (3), an anti-deviation sealing sleeve (4), a sliding block (5), an anti-resistance sleeve (6), a ball (7), a rolling groove (8), a cylinder cover oil port (9), a position sensing part (10), a cylinder head (11), a cylinder body (12) and a sensing piece (19), wherein the piston rod (2) is arranged at the axis of the cylinder body (12), the cylinder head (11) is arranged at the left end of the outer wall of the cylinder body (12), the rod end earring (1) is arranged at the left end of the piston rod (2) along the axial direction, the anti-resistance sleeve (6) is sleeved on the inner wall of the cylinder head (11) along the piston rod (2), prevent that cover in excursion seal cover (4) right side cover is equipped with and prevents hindering cover (6), both sides department in the middle of preventing excursion seal cover (4) inner wall is installed in sliding block (5), position sensing spare (10) are installed in the middle of sliding block (5) inner wall, set up in preventing hindering cover (6) inner wall axle center both sides department rolling groove (8), be equipped with ball (7) roll connection in rolling groove (8), prevent that excursion groove (3) are set up in piston rod (2) outer wall axle center both sides department, sensing piece (19) are laid and are preventing excursion groove (3) inner wall middle department, and sliding block (5), position sensing spare (10) and rolling groove (8) insert prevent excursion groove (3) in with sensing piece (19) Mutual contact roll connection, cylinder cap hydraulic fluid port (9) are seted up and are located in the middle of cylinder head (11) outer wall one side, and piston rod (2) are equipped with buffer piston nut subassembly along axial right-hand member department cover, and hydraulic fluid port afterbody subassembly is installed on buffer piston nut subassembly right side, and earring bush subassembly is installed on cylinder body (12) outer wall right side.

2. The hydraulic hoist of claim 1 is with hydro-cylinder that can spacing prevent that skew from rocking, its characterized in that: the buffering piston nut assembly comprises a buffering sleeve (14), a piston (15) and a nut (16), the buffering sleeve (14) is sleeved in the middle of the inner wall of the cylinder body (12), the piston (15) is sleeved on the right side of the buffering sleeve (14), and the nut (16) is sleeved on the right side of the piston (15) on the inner wall of the cylinder body (12).

3. The hydraulic hoist of claim 2 is with hydro-cylinder that can spacing prevent that skew from rocking, its characterized in that: the oil port and tail body assembly comprises an oil port and tail body (13) and a tail body (17), the oil port and tail body (13) is formed in one side of a cylinder head (11) of the outer wall of a cylinder body (12), the oil port and tail body (13) penetrates through one end of the cylinder body (12), and the tail body (17) is installed at the right end of a nut (16).

4. The hydraulic hoist cylinder capable of limiting and preventing offset shaking according to claim 3, is characterized in that: the earring bushing assembly comprises a cylinder tail earring (18) and a dust sealing bushing (20), the cylinder tail earring (18) is installed at the tail end of the cylinder body (12), the rod end earring (1) and the cylinder tail earring (18) are far away from each other, and the dust sealing bushing (20) is sleeved at the axis of the cylinder tail earring (18).

5. The hydraulic hoist cylinder capable of limiting and preventing offset shaking according to claim 4, is characterized in that: the position sensing member (10) and the sensing piece (19) are in contact with each other for sensing.

6. The hydraulic hoist of claim 5 is with hydro-cylinder that can spacing prevent that skew from rocking, its characterized in that: the ball (7) is inserted into the anti-deviation groove (3) for rolling connection.

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