CN212315408U - Puller for quickly disassembling brake drum - Google Patents
Puller for quickly disassembling brake drum Download PDFInfo
- Publication number
- CN212315408U CN212315408U CN202021298071.1U CN202021298071U CN212315408U CN 212315408 U CN212315408 U CN 212315408U CN 202021298071 U CN202021298071 U CN 202021298071U CN 212315408 U CN212315408 U CN 212315408U
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- CN
- China
- Prior art keywords
- brake drum
- screw rod
- rod
- puller
- supporting
- 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.)
- Expired - Fee Related
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- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a draw sign indicating number for dismantling brake drum fast, including the lead screw, through the screw-thread fit liftable connect the brake drum bracing piece on the lead screw and connect in the roof of lead screw one end, brake drum bracing piece perpendicular to lead screw sets up, and the lead screw is rotatable to be set up on the roof, and the brake drum bracing piece is extending structure, and the at least one end of brake drum bracing piece is the screw jack structure. The utility model discloses a brake drum bracing piece, roof and lead screw cooperation, when vehicle maintenance or maintenance, need not to pull down wheel and tire, can be quick effectual dismantlement brake drum, easy operation is convenient, and labour saving and time saving can improve the operating efficiency greatly, is applicable to the rear wheel of the great vehicle of carrying weight such as freight train, motorbus, semitrailer and other brake drums and dismantles for the brake drum of the wheel of indent structure is quick.
Description
Technical Field
The utility model relates to a vehicle inspection instrument, especially a draw sign indicating number for dismantling brake drum fast.
Background
When a vehicle is maintained or repaired, the brake drum is usually required to be detached, and the interior of the brake drum is maintained or repaired to restore the due braking effect. The heavy-duty vehicles such as trucks and buses are generally of a structure that a front wheel brake drum is protruded outwards and a rear wheel brake drum is recessed inwards. The traditional method for disassembling the brake drum by adopting a knocking method has high labor intensity and low working efficiency, and the brake drum is easy to damage. With the development and progress of the vehicle maintenance technology, in the prior art, the brake drum is disassembled by means of the puller, the hook-shaped structure is used for hooking the brake drum, when the brake drum is disassembled, the wheel needs to be disassembled first, the tire needs to be disassembled, the operation is complex, time and labor are wasted, and the operation efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main objective is to overcome prior art's shortcoming, provides one kind when vehicle maintenance or maintenance, need not to pull down wheel and tire, can quick effectual dismantlement brake drum, and easy operation is convenient, and labour saving and time saving can improve the sign indicating number that draws that is used for dismantling brake drum fast of operating efficiency greatly.
The utility model adopts the following technical scheme:
the utility model provides a draw sign indicating number for dismantling brake drum fast, including the lead screw, through screw-thread fit liftable connect the brake drum bracing piece on the lead screw and connect in the roof of lead screw one end, brake drum bracing piece perpendicular to lead screw setting, the lead screw is rotatable to be set up on the roof, and the brake drum bracing piece is extending structure, and at least one end of brake drum bracing piece is the lead screw jack structure.
Further, the screw rod is rotatably arranged on the top plate through a turntable connected to the end part of the screw rod.
Furthermore, the top plate is circular, and the outline diameter of the top plate is smaller than the diameter of the central hole of the brake drum.
Further, one end, far away from the top plate, of the screw rod forms a hexagonal nut-shaped structure used for matching with a wrench or a driving tool.
Furthermore, a screw rod connecting hole is formed in the middle of the brake drum supporting rod, and an internal thread matched with the screw rod is formed on the inner wall of the screw rod connecting hole.
Furthermore, two ends of the brake drum supporting rod are respectively provided with an independently adjustable telescopic structure.
Furthermore, the brake drum support rod comprises a support rod body, the middle of the support rod body is connected with the connecting rod, two ends of the support rod body are respectively fixed to form a screw rod sleeve, one end of the brake drum support rod forms a screw rod jack structure, and the other end of the brake drum support rod forms a structure that the screw rod sleeve is connected with the support screw rod in a threaded fit mode.
Furthermore, the screw rod jack structure comprises a screw rod sleeve fixedly formed at one end of the support rod body, a support screw rod connected in the screw rod sleeve in a threaded fit manner, and a jack reversing driving structure connected to the screw rod sleeve and used for driving the support screw rod to rotate in a reversing manner.
Furthermore, the jack reversing driving structure comprises a mounting seat fixedly connected with the screw rod sleeve, a driving shaft perpendicular to the supporting screw rod and a reversing gear connected between the supporting screw rod and the driving shaft, the driving shaft is rotatably arranged on the mounting seat, and the reversing gear is meshed and linked with the driving shaft and the supporting screw rod respectively.
Further, the outer end of the supporting screw rod forms a hexagonal nut-shaped structure used for matching with a wrench or a driving tool.
From the above description of the present invention, compared with the prior art, the present invention has the following advantages:
firstly, through the matching of the brake drum support rod, the top plate and the screw rod, when a vehicle is maintained or repaired, the wheel and the tire do not need to be dismounted, the brake drum can be quickly and effectively dismounted, the operation is simple and convenient, the time and the labor are saved, the operation efficiency can be greatly improved, and the brake drum dismounting tool is suitable for quickly dismounting the rear wheel of the vehicle with larger load weight such as a truck, a large-scale passenger car, a semitrailer and the like and the brake drums of the wheels with the brake drums of concave structures;
secondly, the end part of the screw rod is provided with a hexagonal nut-shaped structure, so that the screw rod can be driven to rotate by matching with a wrench or a driving tool in a more convenient operation manner;
and thirdly, the screw rod jack structure is arranged, so that the brake drum supporting rod can be driven to quickly reach a more stable supporting state, and the reliability and efficiency of operation can be improved.
Drawings
Fig. 1 is a perspective view of the overall structure of embodiment 1 of the present invention;
fig. 2 is a perspective view of the overall structure of embodiment 2 of the present invention.
In the figure: 1. the novel brake drum comprises a screw rod, 11 rotating discs, 12 first hexagon nut-shaped structures, 2 brake drum support rods, 21 support rod bodies, 211 screw rod connecting holes, 212 left screw rod sleeves, 213 right screw rod sleeves, 22 right support screw rods, 23 left support screw rods, 231 second hexagon nut-shaped structures, 24 jack reversing driving structures, 241 mounting seats, 242 driving shafts and 3 top plates.
Detailed Description
The present invention will be further described with reference to the following detailed description.
Example 1
Referring to fig. 1, the utility model discloses a draw sign indicating number for dismantling brake drum fast, including lead screw 1, through screw-thread fit liftable connect brake drum bracing piece 2 on lead screw 1 and connect in the roof 3 of 1 one end of lead screw, the setting of 2 perpendicular to lead screws of brake drum bracing piece 1, lead screw 1 is rotatable to be set up on roof 3 through connecting in the carousel 11 of its tip, and carousel 11 and roof 3 spacing can not throw off each other. The top plate 3 is circular, and the outline diameter of the top plate 3 is smaller than the diameter of the central hole of the brake drum. The end of the screw mandrel 1 remote from the top plate 3 forms a first hexagonal nut-shaped structure 12 for engaging a wrench or a driving tool.
The brake drum support rod 2 comprises a support rod body 21, a screw rod connecting hole 211 is formed in the middle of the support rod body 21, and internal threads matched with the screw rod 1 are formed in the inner wall of the screw rod connecting hole 211. The two ends of the support rod body 21 are respectively fixed to form a left screw rod sleeve 212 and a right screw rod sleeve 213. Two ends of the brake drum support rod 2 are respectively arranged to be telescopic structures which can be independently adjusted, the left end of the brake drum support rod forms a screw rod jack structure, and the right end of the brake drum support rod forms a structure that a right screw rod sleeve 213 is connected with a right support screw rod 22 through thread matching.
The screw jack structure comprises a left screw sleeve 212 fixedly formed at the left end of the support rod body 21, a left support screw 23 connected in the left screw sleeve 212 through screw thread fit, and a jack reversing driving structure 24 connected on the left screw sleeve 212 and used for driving the left support screw 23 to rotate in a reversing manner. The jack reversing driving structure 24 comprises an installation base 241 fixedly connected with the left screw rod sleeve 212, a driving shaft 242 perpendicular to the left support screw rod 23 and a reversing gear connected between the left support screw rod 23 and the driving shaft 242, the driving shaft 242 is rotatably arranged on the installation base 241, and the reversing gear is respectively meshed and linked with the driving shaft 242 and the left support screw rod 23. The jack reversing drive structure 24 is prior art and therefore its internal structural view is not shown in detail.
Referring to fig. 1, the utility model discloses a draw yard when using for dismantling brake drum fast, loosen earlier brake drum fastening bolt soon, support 3 tops of roof in the corresponding position front end structure department of brake drum centre bore, then adjust the 2 both ends of brake drum bracing piece respectively and stretch out and draw back to the tight brake drum state in top, at last, through spanner or driving tool drive lead screw 1 rotation, make 2 drive brake drum bracing pieces of brake drum bracing piece keep away from roof 3 gradually, can with brake drum and wheel separation, realize that the brake drum dismantles.
Example 2
Referring to fig. 2, the present embodiment is different from embodiment 1 in that: the screw jack structure comprises a left screw sleeve 212 fixedly formed at the left end of the support rod body 21, a left support screw 23 connected in the left screw sleeve 212 through screw thread fit, and a second hexagon nut-shaped structure 231 fixedly formed at the end of the left support screw 23 and used for matching with a wrench or a driving tool.
The aforesaid is only two concrete implementation manners of the utility model, nevertheless the utility model discloses a design concept is not limited to this, and all utilize this design right the utility model discloses carry out immaterial change, all should belong to and infringe the action of the scope of protection of the utility model.
Claims (10)
1. The utility model provides a draw sign indicating number for dismantling brake drum fast which characterized in that: the brake drum support rod is connected to a brake drum support rod on the screw rod in a lifting mode through thread fit and connected to a top plate at one end of the screw rod, the brake drum support rod is perpendicular to the screw rod, the screw rod is rotatably arranged on the top plate, the brake drum support rod is of a telescopic structure, and at least one end of the brake drum support rod is of a screw rod jack structure.
2. A puller for quick release brake drum, as claimed in claim 1, wherein: the screw rod is rotatably arranged on the top plate through a turntable connected to the end part of the screw rod.
3. A puller for quick release brake drums according to claim 1 or 2, characterized in that: the top plate is circular, and the outline diameter of the top plate is smaller than the diameter of the central hole of the brake drum.
4. A puller for quick release brake drum, as claimed in claim 1, wherein: and one end of the screw rod, which is far away from the top plate, forms a hexagonal nut-shaped structure used for matching with a wrench or a driving tool.
5. A puller for quick release brake drum, as claimed in claim 1, wherein: and a screw rod connecting hole is formed in the middle of the brake drum supporting rod, and an internal thread matched with the screw rod is formed on the inner wall of the screw rod connecting hole.
6. A puller for quick release brake drums according to claim 1 or 5, characterized in that: and two ends of the brake drum supporting rod are respectively provided with an independently adjustable telescopic structure.
7. A puller for quick release brake drum, as claimed in claim 6, wherein: the brake drum supporting rod comprises a supporting rod body, the middle of the supporting rod body is connected with a connecting rod, two ends of the supporting rod body are respectively fixed to form a screw rod sleeve, one end of the brake drum supporting rod forms a screw rod jack structure, and the other end of the brake drum supporting rod forms a structure that the screw rod sleeve is connected with the supporting screw rod in a threaded fit mode.
8. A puller for quick release brake drum, as claimed in claim 7, wherein: the screw rod jack structure comprises a screw rod sleeve fixedly formed at one end of the support rod body, a support screw rod connected in the screw rod sleeve in a threaded fit mode, and a jack reversing driving structure connected to the screw rod sleeve and used for driving the support screw rod to rotate in a reversing mode.
9. A puller for quick release brake drum, as claimed in claim 8, wherein: the jack reversing driving structure comprises a mounting seat fixedly connected with the screw rod sleeve, a driving shaft perpendicular to the supporting screw rod and a reversing gear connected between the supporting screw rod and the driving shaft, wherein the driving shaft is rotatably arranged on the mounting seat, and the reversing gear is meshed and linked with the driving shaft and the supporting screw rod respectively.
10. A puller for quick release brake drum, as claimed in claim 7, wherein: and a hexagonal nut-shaped structure used for being matched with a wrench or a driving tool is formed at the outer end of the supporting screw rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298071.1U CN212315408U (en) | 2020-07-06 | 2020-07-06 | Puller for quickly disassembling brake drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021298071.1U CN212315408U (en) | 2020-07-06 | 2020-07-06 | Puller for quickly disassembling brake drum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212315408U true CN212315408U (en) | 2021-01-08 |
Family
ID=74028578
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021298071.1U Expired - Fee Related CN212315408U (en) | 2020-07-06 | 2020-07-06 | Puller for quickly disassembling brake drum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212315408U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776976A (en) * | 2020-07-06 | 2020-10-16 | 王伟 | Pull code for quick removal of brake drums |
-
2020
- 2020-07-06 CN CN202021298071.1U patent/CN212315408U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111776976A (en) * | 2020-07-06 | 2020-10-16 | 王伟 | Pull code for quick removal of brake drums |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210108 Termination date: 20210706 |