CN214237835U

CN214237835U - Auxiliary mounting device for end cover of gate hydraulic cylinder

Info

Publication number: CN214237835U
Application number: CN202023100219.9U
Authority: CN
Inventors: 王伟; 谢光荣; 宗秋斌; 戴皓
Original assignee: Jiangsu Baigu Steel Structure Engineering Co ltd
Current assignee: Jiangsu Baigu Steel Structure Engineering Co ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-09-21
Anticipated expiration: 2030-12-21

Abstract

The utility model relates to a gate pneumatic cylinder end cover auxiliary fixtures device relates to the field that the pneumatic cylinder overhauld the frock, and it includes fixed plate and two at least guides, the guide passes from the fixed inboard, the one end of guide all can be dismantled with the pneumatic cylinder body and be connected, every the guide all passes fixed plate and end cover simultaneously, the fixed plate is located the direction that the pneumatic cylinder body was kept away from to the end cover. This application has the through-hole on the guide realizes the end cover and the screw hole of pneumatic cylinder body the alignment, and then promotes the effect of the installation effectiveness of end cover and pneumatic cylinder body.

Description

Auxiliary mounting device for end cover of gate hydraulic cylinder

Technical Field

The application relates to the field of hydraulic cylinder maintenance tools, in particular to a gate hydraulic cylinder end cover auxiliary installation device.

Background

The hydraulic system of hydraulic gate is a professional matched product, and is composed of separated oil jack and oil pump station. The device has the characteristics of simple structure, convenient maintenance, light weight, use in any direction and the like, and can be operated in a long distance. The gate is opened and closed in two modes, one mode is manual operation, and the manual operation is to complete the opening and closing of the gate through a gear rack; the other type is hydraulic operation, a peripheral pump station provides pressure for the oil cylinder, and the oil cylinder is connected with the gate to complete the opening and closing of the gate.

Because the gate is in comparatively abominable environment, and the general quality of gate is all great, so the pneumatic cylinder often need unpack apart and overhaul, one of them difficult problem that the pneumatic cylinder overhauld is exactly the installation between pneumatic cylinder body and the end cover, and the pneumatic cylinder is generally in the horizontality during the maintenance, opens threaded hole on the pneumatic cylinder, and it has the through-hole to open on the end cover, passes the through-hole through the double-screw bolt and with threaded hole threaded connection, and fixed pneumatic cylinder and end cover. However, the threaded holes and the through holes are in a plurality of pairs, and the end cover is high in quality, so that the through holes in the end cover are difficult to align with the threaded holes in the hydraulic cylinder during installation, and the installation efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the through-hole on with the end cover and the screwed hole alignment on the pneumatic cylinder, this application provides a gate hydraulic cylinder end cover auxiliary fixtures device.

The application provides a gate hydraulic cylinder end cover assists installation device adopts following technical scheme:

the utility model provides a gate pneumatic cylinder end cover auxiliary fixtures device, includes fixed plate and two at least guides, the guide passes from the fixed plate, the one end of guide all can be dismantled with the pneumatic cylinder body and be connected, every the guide all passes fixed plate and end cover simultaneously, the fixed plate is located the direction that the pneumatic cylinder body was kept away from to the end cover.

Through adopting above-mentioned technical scheme, during the installation end cover, on being fixed in the pneumatic cylinder body with the guide earlier, then with the end cover on the guide, realize the alignment of through-hole on the end cover and the screw hole of pneumatic cylinder body through the guide, and then promote the installation effectiveness of end cover and pneumatic cylinder body, the guide is connected with dismantling of pneumatic cylinder body simultaneously, and the guide that will take off after also being convenient for end cover and the pneumatic cylinder body close.

Optionally, the guide member includes a first screw rod, and the first screw rod is in threaded connection with the hydraulic cylinder body.

Through adopting above-mentioned technical scheme, the screw hole threaded connection of first lead screw and pneumatic cylinder body, it is fixed reliable, the dismouting of being convenient for, and to the utilization of the screw hole of pneumatic cylinder itself from the area, do not need other frocks, saved the cost.

Optionally, the guide piece includes a second lead screw, the first lead screw is fixedly connected with the second lead screw, the diameter of the second lead screw is larger than that of the first lead screw, the end face, facing the hydraulic cylinder body, of the second lead screw is abutted to the hydraulic cylinder body, and the second lead screw penetrates through the end cover.

By adopting the technical scheme, the steps generated by the second lead screw and the first lead screw due to the diameter difference are abutted against the hydraulic cylinder body, the first lead screw is locked on the hydraulic cylinder body, the possibility of shaking of the first lead screw is reduced, and meanwhile, the second lead screw also utilizes the through hole in the end cover, so that the cost is saved.

Optionally, the hydraulic cylinder further comprises a fixing plate, the second lead screw further penetrates through the fixing plate, the fixing plate is located in the direction, away from the hydraulic cylinder body, of the end cover, a pushing nut is connected to the second lead screw in a threaded mode, and the pushing nut is abutted to one end, away from the end cover, of the fixing plate.

Through adopting above-mentioned technical scheme, rotate through the instrument and bulldoze the nut, bulldoze the nut and move on the second lead screw, promote the fixed plate again and remove, the fixed plate then promotes the end cover and removes towards the pneumatic cylinder body, until end cover and the laminating of pneumatic cylinder body.

Optionally, a plurality of groups of guide holes for the second screw rods to pass through are formed in the fixing plate, the number of the guide holes in each group is consistent with that of the second screw rods, and the intervals between the guide holes in each group are different.

Through adopting above-mentioned technical scheme, the multiunit guiding hole makes the fixed plate can overhaul the pneumatic cylinder of multiple model, promotes the commonality of fixed plate.

Optionally, the one end that the end cover was kept away from to the fixed plate is equipped with the auxiliary rod, it has the spanner to articulate on the auxiliary rod, the spanner is unanimous with second lead screw quantity, and is a plurality of the spanner is parallel to each other, the working section cover of spanner is located on bulldozing the nut.

Through adopting above-mentioned technical scheme, spanner, auxiliary rod and dead lever form parallelogram mechanism for can drive a plurality of spanners simultaneously and rotate when the auxiliary rod removes, realize rotating a plurality of nuts that bulldoze simultaneously, reduce because of bulldozing the nut and rotate asynchronous, and lead to the possibility that the end cover appeared inclining.

Optionally, hinge holes are formed in the auxiliary rod, the number and the intervals of the hinge holes are consistent with those of the guide holes, studs are inserted into the hinge holes, and the studs penetrate through one end, far away from the second screw rod, of the wrench and are connected with nuts in a threaded mode.

Through adopting above-mentioned technical scheme, the setting of hinge hole and screw for interval between the second lead screw is different, and the one end that the second lead screw was kept away from to the spanner also can be adjusted together, keeps parallel throughout between in order to guarantee a plurality of spanners.

Optionally, the wrench is a ratchet wrench.

Through adopting above-mentioned technical scheme, ratchet spanner rotates once and pushes away behind the nut, need not to change the work end and bulldoze the relative position between the nut, promotes spanner work efficiency.

Optionally, a jack is arranged between the end cover and the fixing plate, and a fixing device for mounting the jack is arranged on the fixing plate.

Through adopting above-mentioned technical scheme, utilize the jack to come the end cover top to the pneumatic cylinder body, it is more laborsaving rapidly.

Optionally, fixing device includes screw rod, guide bar and splint, the screw rod sets up along the width direction of fixed plate, the intermediate position and the fixed plate rotation of screw rod are connected, splint and screw rod threaded connection, splint set up relatively in the both ends of fixed plate along its width direction, two splint revolve to opposite, the guide bar pass the fixed plate and with fixed plate fixed connection, two splint all pass the guide bar.

Through adopting above-mentioned technical scheme, rotate the screw rod, the screw rod drives two splint mutually the back of the body or relative movement, and then realizes the clamp of jack and unclamp, is convenient for be fixed in the fixed plate with the jack on, the use of the jack of being convenient for.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the guide piece, the effect of improving the installation efficiency of the end cover and the hydraulic cylinder body is achieved;

2. through fixed plate, second lead screw and the setting that bulldozes the nut, be convenient for promote the end cover, promote work efficiency, reduce manual labor.

Drawings

Fig. 1 is a schematic structural view of the whole of embodiment 1 of the present application.

Fig. 2 is a schematic structural diagram showing a first lead screw and a second lead screw in embodiment 1 of the present application.

Fig. 3 is a schematic structural view of the whole body in embodiment 2 of the present application.

Description of reference numerals: 1. a hydraulic cylinder body; 11. a threaded hole; 2. an end cap; 21. a through hole; 3. a fixing plate; 31. a guide hole; 4. a guide member; 41. a first lead screw; 42. a second lead screw; 43. pushing the nut; 5. a synchronous rotation device; 51. a wrench; 52. an auxiliary lever; 521. a hinge hole; 6. a fixing device; 61. a screw; 611. a handle; 62. a guide bar; 63. a splint; 7. a jack.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses supplementary installation device of gate hydraulic cylinder end cover.

Example 1

Referring to fig. 1 and 2, the gate hydraulic cylinder end cover auxiliary mounting device comprises a fixing plate 3 and at least two guide pieces 4, wherein each guide piece 4 comprises a first screw rod 41 and a second screw rod 42 which are coaxially welded, the first screw rod 41 is in threaded connection with a threaded hole 11 on a hydraulic cylinder body 1, the second screw rod 42 penetrates through a through hole 21 of an end cover 2 and the fixing plate 3, and the fixing plate 3 is located at one end, far away from the hydraulic cylinder body 1, of the end cover 2. A push nut 43 is further screwed to the second lead screw 42, the push nut 43 abuts against one end of the fixing plate 3 away from the end cap 2, and one or two push nuts 43 may be provided. When the end cover 2 is installed, the first screw rod 41 is fixed on the hydraulic cylinder body 1 through threads, then the end cover 2 and the fixing plate 3 are sequentially sleeved on the second screw rod 42, and then the pushing nut 43 is screwed on the second screw rod 42 and abuts against the fixing plate 3. And then, rotating a push nut 43 through a tool to push the end cover 2 to be folded and aligned with the hydraulic cylinder body 1, then screwing the screw studs on other threaded holes 11 or through holes 21 on the hydraulic cylinder body 1 and the end cover 2, fixing the end cover 2 and the hydraulic cylinder body 1, finally, taking down the fixing plate 3 and the first screw rod 41, screwing the screw studs on the position corresponding to the first screw rod 41, and finishing the installation of the end cover 2 and the hydraulic cylinder body 1.

Referring to fig. 1 and 2, a plurality of groups of guide holes 31 for the second screw rods 42 to pass through are formed in the fixing plate 3, the number of the guide holes 31 in each group is consistent with the number of the second screw rods 42, the second screw rods 42 pass through the guide holes 31, one second screw rod 42 corresponds to one guide hole 31 in each group, and the distances between the guide holes 31 in each group are different so as to adapt to the overhaul of hydraulic cylinders of different models. One end of the fixing plate 3, which is far away from the end cover 2, is provided with a synchronous rotating device 5, the synchronous rotating device 5 comprises an auxiliary rod 52 and a wrench 51, a hinge hole 521 is formed in the auxiliary rod 52, and the number and the distance of the hinge hole 521 are consistent with those of the guide holes 31. A stud penetrates through the hinge hole 521, the wrench 51 is sleeved on the stud, and a nut is screwed at one end of the stud penetrating through the wrench 51, so that the wrench 51 is limited. The number of the wrenches 51 is the same as that of the second lead screws 42, and the working section of each wrench 51 is correspondingly sleeved on the pushing nut 43 on one second lead screw 42, and simultaneously, each wrench 51 is parallel to each other, so that when the auxiliary rod 52 moves, each wrench 51 rotates by the same angle, and further, the pushing nut 43 is synchronously rotated. The wrench 51 is a ratchet wrench 51 to improve the working efficiency.

Referring to fig. 1 and 2, the length of the first lead screw 41 is smaller than the depth of the threaded hole 11 on the hydraulic cylinder body 1, so that the first lead screw 41 can be screwed in conveniently. The diameter of the second screw rod 42 is larger than that of the first screw rod 41, so that the step formed by the second screw rod 42 and the first screw rod 41 is abutted to the hydraulic cylinder body 1, and the first screw rod 41 is convenient to lock. The coaxiality between the first screw rod 41 and the second screw rod 42 is less than phi 0.5 mm, so that the end cover 2 is conveniently aligned with the hydraulic cylinder body 1. The fixed plate 3 is made of Q355 to control deformation when force is applied.

The implementation process of the gate hydraulic cylinder end cover 2 auxiliary installation device in the embodiment of the application is as follows: when the end cover 2 is installed, the first screw rod 41 is fixed on the hydraulic cylinder body 1 through threads, then the end cover 2 and the fixing plate 3 are sequentially sleeved on the second screw rod 42, and then the pushing nut 43 is screwed on the second screw rod 42 and abuts against the fixing plate 3. And then, rotating the wrench 51 to push the push nut 43, pushing the end cover 2 to be folded and aligned with the hydraulic cylinder body 1, then screwing the screw studs on other threaded holes 11 or through holes 21 on the hydraulic cylinder body 1 and the end cover 2, fixing the end cover 2 and the hydraulic cylinder body 1, finally, taking down the fixing plate 3 and the first screw rod 41, screwing the screw studs on the position corresponding to the first screw rod 41, and completing the installation of the end cover 2 and the hydraulic cylinder body 1.

Example 2

Embodiment 2 is different from embodiment 1 in that the manner of pushing the end cap 2 to move is changed. Referring to fig. 3, a jack 7 is disposed between the end cap 2 and the fixing plate 3, and a fixing device 6 is disposed on the fixing plate 3 for fixing the jack 7. Fixing device 6 includes screw rod 61, guide bar 62 and splint 63, and screw rod 61 sets up along the width direction of fixed plate 3, and the intermediate position and the fixed plate 3 of screw rod 61 rotate to be connected, and splint 63 are equipped with two and all with screw rod 61 threaded connection, and splint 63 set up along the width direction of fixed plate 3 relatively, and are located the both ends of fixed plate 3 respectively. The two clamping plates 63 are oppositely screwed, so that two sections of threads with opposite screwing directions are arranged on the screw 61, the screw 61 is further rotated, and the clamping plates 63 move oppositely or oppositely. The guide rod 62 penetrates through the fixing plate 3, the middle position of the guide rod 62 is fixedly connected with the fixing plate 3, the guide rod 62 penetrates through the two clamping plates 63 simultaneously to guide the clamping plates 63, and the possibility that the clamping plates 63 rotate along with the rotation of the screw 61 is reduced. The clamping plate 63 is provided with an arc surface matched with the surface of the jack 7 at one end facing the jack 7, so that the jack 7 can be clamped conveniently. A handle 611 is inserted into one end of the screw 61 to facilitate rotation of the screw 61. The jack 7 can adopt a hydraulic jack 7.

The implementation process of the gate hydraulic cylinder end cover auxiliary installation device in the embodiment 2 of the application is as follows: before the fixing plate 3 is sleeved on the second screw rod 42, the bottom surface of the jack 7 is abutted against one end of the fixing plate 3 facing the end cover 2, the jack 7 is positioned between the arc surfaces of the two clamping plates 63, and then the handle 611 is rotated, the screw rod 61 is rotated, and the two clamping plates 63 are driven to clamp the jack 7. Subsequently, the fixing plate 3 is fitted over the second lead screw 42, the output end of the jack 7 is brought into contact with the end cap 2, and then the push nut 43 is screwed up, so that the push nut 43 is brought into contact with the fixing plate 3. Finally, the jack 7 is started to push the end cover 2 to move towards the hydraulic cylinder body 1, and the hydraulic cylinder body 1 is aligned and attached to the end cover 2. And then, fixing the end cover 2 and the hydraulic cylinder body 1 by arranging studs on other threaded holes 11 or through holes 21 on the hydraulic cylinder body 1 and the end cover 2, finally, taking down the fixing plate 3 and the first screw rod 41, arranging studs on the positions corresponding to the first screw rod 41, and finishing the installation of the end cover 2 and the hydraulic cylinder body 1.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a gate pneumatic cylinder end cover auxiliary fixtures device which characterized in that: the hydraulic cylinder is characterized by comprising at least two guide pieces (4), wherein one end of each guide piece (4) is detachably connected with the hydraulic cylinder body (1), and each guide piece (4) penetrates through the end cover (2).

2. The gate hydraulic cylinder end cover auxiliary mounting device of claim 1, wherein: the guide piece (4) comprises a first screw rod (41), and the first screw rod (41) is in threaded connection with the hydraulic cylinder body (1).

3. The gate hydraulic cylinder end cover auxiliary mounting device of claim 2, wherein: the guide piece (4) further comprises a second screw rod (42), the first screw rod (41) is fixedly connected with the second screw rod (42), the diameter of the second screw rod (42) is larger than that of the first screw rod (41), the end face, facing the hydraulic cylinder body (1), of the second screw rod (42) is abutted to the hydraulic cylinder body (1), and the second screw rod (42) penetrates through the end cover (2).

4. The gate hydraulic cylinder end cover auxiliary mounting device of claim 3, wherein: still include fixed plate (3), fixed plate (3) are still passed in second lead screw (42), fixed plate (3) are located end cover (2) and keep away from the direction of pneumatic cylinder body (1), threaded connection has on second lead screw (42) bulldozes nut (43), bulldoze nut (43) and fixed plate (3) keep away from the one end butt of end cover (2).

5. The gate hydraulic cylinder end cover auxiliary mounting device of claim 4, wherein: the fixed plate (3) is provided with a plurality of groups of guide holes (31) for the second screw rods (42) to pass through, the number of the guide holes (31) in each group is consistent with that of the second screw rods (42), and the distances among the guide holes (31) in each group are different.

6. The gate hydraulic cylinder end cover auxiliary mounting device of claim 5, wherein: one end, far away from end cover (2), of fixed plate (3) is equipped with synchronous rotating device (5), synchronous rotating device (5) include auxiliary rod (52) and spanner (51), spanner (51) articulate on auxiliary rod (52), spanner (51) are unanimous with second lead screw (42) quantity, and are a plurality of spanner (51) are parallel to each other, the working section cover of spanner (51) is located on bulldozing nut (43).

7. The gate hydraulic cylinder end cover auxiliary mounting device of claim 6, wherein: be equipped with hinge hole (521) on auxiliary rod (52), the quantity and the interval of hinge hole (521) all are unanimous with guiding hole (31), the interpolation of hinge hole (521) is equipped with the double-screw bolt, the double-screw bolt passes spanner (51) and keeps away from the one end of second lead screw (42) and threaded connection has the nut.

8. The gate hydraulic cylinder end cover auxiliary mounting device of claim 6, wherein: the wrench (51) is a ratchet wrench (51).

9. The gate hydraulic cylinder end cover auxiliary mounting device of claim 4, wherein: a jack (7) is arranged between the end cover (2) and the fixed plate (3), and a fixing device (6) for installing the jack (7) is arranged on the fixed plate (3).

10. The gate cylinder end cover auxiliary mounting device of claim 9, wherein: fixing device (6) include screw rod (61), guide bar (62) and splint (63), the width direction setting of fixed plate (3) is followed in screw rod (61), the intermediate position and fixed plate (3) of screw rod (61) rotate to be connected, splint (63) and screw rod (61) threaded connection, splint (63) set up relatively in fixed plate (3) along its width direction's both ends, two the soon of splint (63) is opposite, guide bar (62) pass fixed plate (3) and with fixed plate (3) fixed connection, two guide bar (62) are all passed in splint (63).