CN215589058U

CN215589058U - Appurtenance convenient to dismantle oil hydraulic shock absorber

Info

Publication number: CN215589058U
Application number: CN202121829211.8U
Authority: CN
Inventors: 王涛; 苏卫; 张翔; 蔡铭; 陈达平
Original assignee: Nantong Tiechi Rail Transit Equipment Co ltd
Current assignee: Nantong Tiechi Rail Transit Equipment Co ltd
Priority date: 2021-08-05
Filing date: 2021-08-05
Publication date: 2022-01-21
Anticipated expiration: 2031-08-05

Abstract

The application relates to an auxiliary tool convenient for disassembling an oil pressure shock absorber, which comprises an oil storage cylinder body and a guide cover arranged on one side of the oil storage cylinder body, the outer side wall of the oil storage cylinder body is provided with a propping piece, the propping piece comprises a first propping arc rod, a second propping arc rod, a first propping ring and a second propping ring, one end of the first abutting ring, which is far away from the second abutting ring, is provided with a fixing screw, the outer side wall of the fixing screw is in threaded connection with a fixing nut, the outer side wall of the guide cover is provided with an auxiliary piece, the auxiliary piece comprises a first auxiliary arc rod, a second auxiliary arc rod, a first mounting ring and a second mounting ring, be provided with the locking piece between the supplementary arc pole of first supplementary arc pole and second, the one side that the piece was kept away from to the supplementary arc pole of first supplementary arc pole and second runs through set up threaded hole, the inside threaded connection of screw hole has the helping hand threaded rod. This application has the effect that the staff of being convenient for dismantles direction lid and oil storage cylinder body.

Description

Appurtenance convenient to dismantle oil hydraulic shock absorber

Technical Field

The application relates to the field of oil pressure bumper shock absorber technique, especially relate to an appurtenance convenient to dismantle oil pressure bumper shock absorber.

Background

The hydraulic shock absorber achieves the shock absorption purpose by stretching and compressing a piston rod to reciprocate to form hydraulic damping force, and has good shock absorption and damping effects and flexible shock absorption effects.

In the related art, an oil pressure damper is designed, and referring to fig. 1, the oil pressure damper includes an oil pressure damper body 1 and a connection assembly 2, the connection assembly 2 includes an oil storage cylinder 21 and a guide cover 22, an embedding groove 211 for the guide cover 22 to be inserted into is formed in one side of the oil storage cylinder 21 close to the guide cover 22 along the height direction, a seal ring 221 is embedded in the outer side wall of the guide cover 22, and the side wall of the seal ring 221 abuts against the inner wall of the embedding groove 211; during installation, one side of the guide cover 22 is inserted into the embedding groove 211 until the side where the guide cover 22 and the oil storage cylinder 21 are close to each other is abutted, and at this time, the guide cover 22 and the oil storage cylinder 21 are in clearance fit under the action of the sealing ring 221, so that the guide cover 22 and the oil storage cylinder 21 are fixed.

To the correlation technique among the above-mentioned, the inventor thinks that direction lid and oil storage cylinder body pass through the sealing washer clearance fit and fix, easily leads to the staff to need to consume more physical power and dismantle direction lid and oil storage cylinder body, so await improving.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the staff to dismantle direction lid and oil storage cylinder body, this application provides an appurtenance convenient to dismantle oil pressure bumper shock absorber.

The application provides a pair of appurtenance convenient to dismantle oil hydraulic shock absorber adopts following technical scheme:

an auxiliary tool convenient for disassembling an oil pressure shock absorber comprises an oil storage cylinder body and a guide cover arranged on one side of the oil storage cylinder body, wherein a fastening piece is arranged on the outer side wall of the oil storage cylinder body, the fastening piece comprises a first fastening arc rod, a second fastening arc rod, a first fastening ring fixedly connected to two ends of the first fastening arc rod in the length direction and a second fastening ring fixedly connected to two ends of the second fastening arc rod in the length direction, one end of the first fastening ring, which is far away from the second fastening ring, is provided with a fixing screw rod, the outer side wall of the fixing screw rod is in threaded connection with a fixing nut, the outer side wall of the guide cover is provided with an auxiliary piece for pulling the guide cover out of the interior of the oil storage cylinder body, the auxiliary piece comprises a first auxiliary arc rod, a second auxiliary arc rod, a first mounting ring fixedly connected to two ends of the first auxiliary arc rod in the length direction and a second mounting ring fixedly connected to two ends of the second auxiliary arc rod in the length direction, be provided with the locking piece between the supplementary arc pole of first supplementary arc pole and second, the one side that the piece of keeping away from to the arc pole is all run through along the direction of height to set up threaded hole to the supplementary arc pole of first supplementary arc pole and second, the inside threaded connection of screw hole has the helping hand threaded rod, the helping hand threaded rod with support one side butt that the piece is close to each other.

Through adopting above-mentioned technical scheme, with first supplementary arc pole, the supplementary arc pole of second is close to one side butt each other with the direction lid respectively, then be fixed in the lateral wall of direction lid with the auxiliary member through the locking piece, and pass the inside of screw hole with two helping hand threaded rod threads and support tightly in supporting one side that the piece is close to the direction lid, through rotating the helping hand threaded rod, make the auxiliary member remove along one side that the piece was kept away from to helping hand threaded rod lateral wall orientation, the auxiliary member drives the direction lid and removes towards one side of keeping away from the oil storage cylinder body, thereby dismantle oil storage cylinder body and direction lid fast conveniently.

Optionally, the locking piece includes a locking screw and a locking nut in threaded connection with an outer side wall of the locking screw, and one end of the locking screw, which is far away from the bolt head, passes through the first mounting ring and the second mounting ring.

Through adopting above-mentioned technical scheme, locking screw and lock nut's setting to fix first supplementary arc pole and the supplementary arc pole of second, thereby be fixed in the lateral wall of direction lid with the auxiliary member.

Optionally, the locking piece further includes a bolt washer, the bolt washer is sleeved on the outer side wall of the locking screw, and one side of the bolt washer, which is close to the bolt head of the locking screw, is abutted against the bolt washer.

Through adopting above-mentioned technical scheme, the first collar or the second collar that have protected with the mutual butt of bolt washer is set up to the bolt packing ring for the pressure dispersion that first collar or second collar received, thereby the life of first collar or second collar has been prolonged.

Optionally, one end of one of the locking screws, which is far away from the bolt head, sequentially passes through the first mounting ring and the second mounting ring, and the other end of the other locking screw, which is far away from the bolt head, sequentially passes through the second mounting ring and the first mounting ring.

Through adopting above-mentioned technical scheme, two locking screw rods fix first supplementary arc pole, the supplementary arc pole of second from relative direction to improve the stability that first supplementary arc pole, the supplementary arc pole of second are connected.

Optionally, one side of the first auxiliary arc rod and one side of the second auxiliary arc rod, which are close to each other, are fixedly connected with a limiting arc rod, and a limiting groove for the limiting arc rod to be inserted is formed in the outer side wall of the guide cover.

Through adopting above-mentioned technical scheme, inlay the inside of locating the spacing groove with spacing arc pole to inject the position that the auxiliary member is located the direction lid lateral wall, reduce the auxiliary member and take place gliding possibility at the lateral wall of direction lid, improved the stability that the auxiliary member is located the direction lid lateral wall.

Optionally, a guide surface convenient for the limiting arc rod to be rapidly and conveniently inserted into the limiting groove is arranged on one side of the limiting arc rod close to the guide cover.

Through adopting above-mentioned technical scheme, the setting of spigot surface has reduced the tip of spacing arc pole and has inserted the resistance of locating the spacing inslot to the staff can insert the inside of locating the spacing groove with spacing arc pole fast conveniently.

Optionally, the first abutting arc rod and the second abutting arc rod are fixedly connected with a protection pad on one side close to the guide cover.

Through adopting above-mentioned technical scheme, the setting of protection pad has reduced the helping hand threaded rod respectively with first support tight arc pole, the second support the possibility of tight arc pole direct butt, has prolonged first support tight arc pole, the second supports the life of tight arc pole.

Optionally, one side of the power-assisted threaded rod far away from the protection pad is fixedly connected with a positioning block.

Through adopting above-mentioned technical scheme, the setting of locating piece to when keeping away from one side removal of holding up the piece along helping hand threaded rod lateral wall orientation to the auxiliary member, reduce the possibility that the auxiliary member breaks away from helping hand threaded rod lateral wall.

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

1. with first supplementary arc pole, the supplementary arc pole of second is close to one side butt each other with the direction lid respectively, then be fixed in the lateral wall of direction lid with the auxiliary member through the locking piece, and pass the inside of screw hole and support tightly in one side that the tight piece is close to the direction lid of supporting with two helping hand threaded rod threads, through rotating the helping hand threaded rod, make the auxiliary member remove along one side that the piece was kept away from to helping hand threaded rod lateral wall orientation, the auxiliary member drives the one side removal that the oil storage cylinder body was kept away from to the direction lid orientation, thereby dismantle oil storage cylinder body and direction lid fast conveniently.

2. The first mounting ring or the second mounting ring mutually abutted with the bolt washer is protected by the arrangement of the bolt washer, so that the pressure received by the first mounting ring or the second mounting ring is dispersed, and the service life of the first mounting ring or the second mounting ring is prolonged.

Drawings

Fig. 1 is a schematic view of an overall structure of an oil damper in the related art.

Fig. 2 is a schematic overall structure diagram of an auxiliary tool for facilitating the removal of an oil damper in the embodiment of the present application.

Fig. 3 is an exploded view of an embodiment of the present application for embodying an auxiliary member attachment structure.

Description of reference numerals: 1. an oil damper body; 2. a connecting assembly; 21. an oil storage cylinder body; 211. embedding a fixed groove; 22. a guide cover; 221. a seal ring; 222. a limiting groove; 3. an auxiliary member; 31. a first auxiliary arc bar; 32. a second auxiliary arc bar; 33. a first mounting ring; 34. a second mounting ring; 35. a limiting arc rod; 351. a guide surface; 36. a threaded hole; 4. a power-assisted threaded rod; 41. positioning blocks; 5. a locking member; 51. locking the screw rod; 52. a lock nut; 53. a bolt washer; 6. an abutting piece; 61. the first abutting arc rod; 62. the second abutting arc rod; 63. a first abutment ring; 64. a second abutment ring; 65. a protection pad; 7. fixing the screw rod; 71. and (5) fixing the nut.

Detailed Description

The present application is described in further detail below with reference to figures 2-3.

The embodiment of the application discloses appurtenance convenient to dismantle oil hydraulic shock absorber. Referring to fig. 2, the auxiliary tool includes a cylinder block 21 and a guide cover 22, the guide cover 22 is provided on an upper surface of the cylinder block 21, and the auxiliary member 3 is provided on an outer side wall of the guide cover 22 so as to pull the guide cover 22 out of the interior of the cylinder block 21.

Referring to fig. 2 and 3, the auxiliary member 3 includes a first auxiliary arc rod 31, a second auxiliary arc rod 32, a first mounting ring 33 and a second mounting ring 34, the first mounting ring 33 is welded to both ends of the first auxiliary arc rod 31 in the length direction, the number of the first mounting ring 33 may be two, the second mounting ring 34 is welded to both ends of the second auxiliary arc rod 32 in the length direction, and the number of the second mounting ring 34 may be two; the first auxiliary arc rod 31 and the second auxiliary arc rod 32 are respectively welded with a limiting arc rod 35 at one end close to the guide cover 22, the outer side wall of the guide cover 22 is provided with a limiting groove 222, and the limiting groove 222 is used for embedding the limiting arc rod 35; so that the staff holds auxiliary member 3, slides spacing arc rod 35 to the inside of spacing groove 222 along the notch of spacing groove 222, when spacing arc rod 35 inlays completely in the inside of spacing groove 222, first supplementary arc rod 31 and second supplementary arc rod 32 respectively with the leading lid 22 one side butt that is close to each other.

Referring to fig. 3, a guide surface 351 is formed on one side of the arc-limiting rod 35 close to the guide cover 22, so as to reduce the resistance of the arc-limiting rod 35 inserted in the limiting groove 222, and therefore, a worker can insert the arc-limiting rod 35 in the limiting groove 222 quickly and conveniently.

Referring to fig. 2 and 3, the locking members 5 are arranged between the first auxiliary arc rod 31 and the second auxiliary arc rod 32, the locking members 5 may be two groups, each locking member 5 includes a locking screw 51, a locking nut 52 and a bolt washer 53, the locking nut 52 is in threaded connection with the outer side wall of the locking screw 51, the bolt washer 53 is sleeved on the outer side wall of the locking screw 51, and the bolt washer 53 abuts against one side of the locking screw 51, which is close to the bolt head; so that a worker firstly holds one of the locking screws 51, one end of the locking screw 51 sequentially passes through the inside of the first mounting ring 33 and the second mounting ring 34 until the bolt washer 53 abuts against the side, close to the first mounting ring 33, of the first mounting ring, and one of the locking nuts 52 is in threaded connection with the outer side wall of the locking screw 51 until the side, close to the second mounting ring 34, of the locking nut 52 abuts against the side, close to the second mounting ring 34, of the second mounting ring; then holding the other locking screw 51, sequentially passing one end of the locking screw 51 through the second mounting ring 34 and the first mounting ring 33 until the bolt washer 53 and the second mounting ring 34 abut against one side close to each other, and connecting one locking nut 52 to the outer side wall of the locking screw 51 in a threaded manner until the locking nut 52 and the first mounting ring 33 abut against one side close to each other; thereby fixing the first auxiliary arc rod 31 and the second auxiliary arc rod 32 from opposite directions by the two groups of locking members 5, and further improving the stability of the connection of the first auxiliary arc rod 31 and the second auxiliary arc rod 32.

Referring to fig. 3, a supporting member 6 is disposed at the lower side of the auxiliary member 3, the supporting member 6 includes a first supporting arc rod 61, a second supporting arc rod 62, a first supporting ring 63 and a second supporting ring 64, the number of the first supporting ring 63 may be two, the first supporting ring 63 is welded to both ends of the first supporting arc rod 61 in the length direction, the number of the second supporting ring 64 may be two, and the second supporting ring 64 is welded to both ends of the second supporting arc rod 62 in the length direction; a fixing screw 7 is arranged at one end, away from the second abutting ring 64, of the first abutting ring 63, and a fixing nut 71 is in threaded connection with the outer side wall of the fixing screw 7, so that one end, away from the bolt head, of the fixing screw 7 sequentially penetrates through the first abutting ring 63 and the second abutting ring 64 until the bolt head of the fixing screw 7 abuts against one side, close to the first abutting ring 63; then, the fixing nut 71 is held, and the fixing nut 71 is screwed to the outer side wall of the fixing screw 7 until the fixing nut 71 abuts against the side of the second abutting ring 64 away from the first abutting ring 63.

Referring to fig. 3, a protection pad 65 is adhered to one side of each of the first abutting arc rod 61 and the second abutting arc rod 62 close to the guide cover 22 through glue, the protection pad 65 may be made of rubber, the two assisting threaded rods 4 are arranged on one sides of the first assisting arc rod 31 and the second assisting arc rod 32 far away from the abutting piece 6, and the threaded holes 36 are formed in the height direction of one sides of the first assisting arc rod 31 and the second assisting arc rod 32 far away from the protection pad 65; so that the worker can hold the power-assisted threaded rods 4, and one ends of the two power-assisted threaded rods 4 penetrate through the threaded holes 36 along the clockwise direction and abut against one side, away from the abutting piece 6, of the protection pad 65, and the distance between the end, away from the protection, of the power-assisted threaded rod 4 and the auxiliary piece 3 is greater than or equal to the depth of the guide cover 22 embedded in the oil storage cylinder body 21; then, the two power-assisted threaded rods 4 are simultaneously rotated anticlockwise, and the two power-assisted threaded rods 4 are always abutted against one side, far away from the abutting piece 6, of the protection pad 65 while rotating; at this time, the auxiliary member 3 moves along the outer side wall of the assisting threaded rod 4 toward the side away from the abutting member 6, and the auxiliary member 3 drives the guide cover 22 to move toward the side away from the oil storage cylinder 21, so that the oil storage cylinder 21 and the guide cover 22 can be quickly and conveniently detached.

Referring to fig. 3, a positioning block 41 is welded to a side of the assist screw rod 4 away from the protection pad 63 so as to limit a movement displacement of the auxiliary member 3 along an outer side wall of the assist screw rod 4, thereby reducing a possibility that the auxiliary member 3 is detached from the outer side wall of the assist screw rod 4 when the auxiliary member 3 moves toward the side away from the abutment member 6.

The implementation principle of appurtenance convenient to dismantle oil hydraulic shock absorber is: a worker firstly holds the first auxiliary arc rod 31 and the second auxiliary arc rod 32, and inserts the limiting arc rod 35 arranged on one side of the first auxiliary arc rod 31 and one side of the second auxiliary arc rod 32 into the limiting groove 222 until the first auxiliary arc rod 31 and the second auxiliary arc rod 32 are respectively abutted against one side of the guide cover 22 close to each other; then, one end of the locking screw 51, which is far away from the bolt head, penetrates through the first mounting ring 33 and the second mounting ring 34 until the bolt washer 53 is abutted against one side, which is close to the first mounting ring 33 or the second mounting ring 34, of the locking screw, and the locking nut 52 is screwed on the outer side wall of the locking screw 51 until the locking nut 52 is abutted against one side, which is far away from the second mounting ring 34 or the first mounting ring 33, which is abutted against the bolt washer 53, of the locking screw; then, one ends of the two power-assisted threaded rods 4 are threaded through the threaded holes 36 in the clockwise direction and abut against one side, far away from the abutting piece 6, of the protection pad 65; last two helping hand threaded rod 4 of anticlockwise rotation simultaneously to two helping hand threaded rod 4 are in the pivoted while, and the butt is kept away from one side of holding up piece 6 in protection pad 65 all the time, and auxiliary member 3 removes along the one side that holds up piece 6 is kept away from to helping hand threaded rod 4 lateral wall orientation this moment, and auxiliary member 3 drives the one side removal of keeping away from oil storage cylinder body 21 of direction lid 22 orientation, thereby dismantles oil storage cylinder body 21 and direction lid 22 fast conveniently.

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 an appurtenance convenient to dismantle oil hydraulic shock absorber which characterized in that: including oil storage cylinder body (21) and set up in direction lid (22) of oil storage cylinder body (21) one side, the lateral wall of oil storage cylinder body (21) is provided with and supports holding member (6), support holding member (6) including first supporting tight arc pole (61), second support tight arc pole (62), fixed connection in first supporting tight arc pole (61) length direction both ends first support tight ring (63) and fixed connection in the second support tight ring (64) of second supporting tight arc pole (62) length direction both ends, the one end that the second supported tight ring (64) is kept away from in first supporting tight ring (63) is provided with clamping screw (7), the lateral wall threaded connection of clamping screw (7) has fixation nut (71), the lateral wall of direction lid (22) is provided with and is used for extracting the inside auxiliary member (3) of oil storage cylinder body (21) with direction lid (22), auxiliary member (3) include first supplementary arc pole (31), Supplementary arc pole (32), fixed connection of second are in first mounting ring (33) and the second mounting ring (34) of fixed connection at supplementary arc pole (32) length direction both ends of second at first supplementary arc pole (31), be provided with between supplementary arc pole (31) of first supplementary arc pole (31) and second supplementary arc pole (32) locking piece (5), one side that retaining member (6) were kept away from in supplementary arc pole (31) of first supplementary arc pole and second (32) all runs through along the direction of height and sets up threaded hole (36), the inside threaded connection of threaded hole (36) has helping hand threaded rod (4), helping hand threaded rod (4) and the one side butt that retaining member (6) are close to each other.

2. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 1, wherein: the locking piece (5) comprises a locking screw rod (51) and a locking nut (52) in threaded connection with the outer side wall of the locking screw rod (51), and one end, far away from the bolt head, of the locking screw rod (51) penetrates through the first mounting ring (33) and the second mounting ring (34).

3. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 2, wherein: the locking piece (5) further comprises a bolt gasket (53), the outer side wall of the locking screw rod (51) is sleeved with the bolt gasket (53), and one sides, close to each other, of the bolt heads of the bolt gasket (53) and the locking screw rod (51) are abutted.

4. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 2, wherein: one end, far away from the bolt head, of one locking screw rod (51) sequentially penetrates through the first mounting ring (33) and the second mounting ring (34), and the other end, far away from the bolt head, of the other locking screw rod (51) sequentially penetrates through the second mounting ring (34) and the first mounting ring (33).

5. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 1, wherein: the first auxiliary arc rod (31) and the second auxiliary arc rod (32) are fixedly connected with a limiting arc rod (35) on one side close to each other, and a limiting groove (222) for inserting the limiting arc rod (35) is formed in the outer side wall of the guide cover (22).

6. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 5, wherein: one side of the limiting arc rod (35) close to the guide cover (22) is provided with a guide surface (351) which is convenient for the limiting arc rod (35) to be rapidly and conveniently inserted into the limiting groove (222).

7. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 1, wherein: one sides of the first abutting arc rod (61) and the second abutting arc rod (62) close to the guide cover (22) are fixedly connected with a protection pad (65).

8. An auxiliary tool for facilitating the removal of an oil damper as claimed in claim 7, wherein: and one side of the power-assisted threaded rod (4) far away from the protection pad (65) is fixedly connected with a positioning block (41).