CN203532566U - Connecting device - Google Patents
Connecting device Download PDFInfo
- Publication number
- CN203532566U CN203532566U CN201320731987.5U CN201320731987U CN203532566U CN 203532566 U CN203532566 U CN 203532566U CN 201320731987 U CN201320731987 U CN 201320731987U CN 203532566 U CN203532566 U CN 203532566U
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- Prior art keywords
- sleeve
- fastening
- axle head
- coupling sleeve
- connection set
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Abstract
The utility model discloses a connecting device for coaxially connecting a first shaft end with a second shaft end. The connecting device comprises a first sleeve, a second sleeve, a fastening sleeve, a fastening end cover and a fastening bolt, wherein the first sleeve is sleeved and mounted at the first shaft end and fixed circumferentially; the second sleeve is sleeved and mounted at the second shaft end and fixed circumferentially, and a frictional flange is arranged on the outer side of the second sleeve; the second sleeve is sleeved with the fastening sleeve, a first end of the fastening sleeve is fixedly connected with the first sleeve, and a connecting flange is arranged at the other end of the fastening sleeve; the second sleeve is sleeved with the fastening end cover, and the fastening sleeve and the fastening end cover are located on two sides of the frictional flange respectively; and the fastening bolt sequentially penetrates through connecting holes in the fastening sleeve and the fastening end cover to connect the fastening sleeve with the fastening end cover. When the connecting flange and the fastening end cover are propped with frictional walls on two sides of the frictional flange respectively, a preset distance between opposite end surfaces of the fastening sleeve and the fastening end cover is maintained and larger than zero. According to the connecting device, the transmission of torque is realized through frictional force during surface-to-surface contact, and the aligned connection of the two shaft ends can be realized easily when coaxially connection is performed.
Description
Technical field
The utility model relates to overhead traveling crane machinery technical field, particularly a kind of connection set.
Background technique
According to JB/T7688.5-2012 < < crane for steelworks use technical specifications. ladle carne > > file 3.5.1 bar regulation: crane for steelworks use main hoisting mechanism should have two cover drive systems, when wherein a set of drive system breaks down, another set of drive system should be able to guarantee to complete a work cycle under rated load weight.
At present, in the high, low speed closed loop synchronous operation system in the main hoisting system of metallurgical casting overhead traveling crane machinery, comprise two retarders, the low speed end of two retarders connects respectively a reel, and the speed end of two retarders connects respectively a motor.In order to reach the object of " synchronous operation of high, low speed closed-loop system ", two reels need to be connected by coupling, and, when actual motion, need to guarantee that two motors start simultaneously, to reach the object that makes two reel synchronous operations.But, in actual mechanical process, to find, two motors are difficult to reach synchronously starting moment, cause low speed end spool shaft crackle, thereby cause great potential safety hazard.
Therefore,, in order to make two motor synchronous operations, we need to coaxially connect the output shaft of two electrodes.But, after low speed end two winding drum adopts coupling to connect, because the position of output axle of two motors of speed end is fixing, adopt the words of coupling, be difficult to the attachment hole between coupling to aim at, thereby cause two motors of speed end synchronously to connect, can not meet Hoisting Machinery code requirement.
Therefore, how the output shaft of two motors in high, low speed closed loop synchronous operation system in the main hoisting system of metallurgical casting overhead traveling crane machinery being connected, is those skilled in the art's technical problems urgently to be resolved hurrily.
Model utility content
In view of this, the utility model discloses a kind of for two axle heads being carried out to the coaxial connection set connecting, the frictional force of this connection set during by plane-plane contact realizes the transmission of moment of torsion, when coaxially connecting, the contraposition that easily realizes two axle heads connects, and can not be subject to the restriction of the fixing non-adjustable situation in circumferential angular orientation of two axle heads.
For achieving the above object, the utility model provides following technological scheme:
A connection set, for the first axle head is coaxially connected with the second axle head, this connection set comprises:
The first sleeve, described first set jacket casing is located on described the first axle head circumferentially fixing;
Arranged outside has the second sleeve of friction flange, and described the second jacket casing is located on described the second axle head circumferentially fixing;
Be sheathed on the fastening sleeve outside described the second sleeve, described fastening sleeve one end and described the first sleeve are connected, and the other end is provided with flange connector, is also provided with attachment hole on described flange connector;
Be sheathed on the fastening end cap outside described the second sleeve, described fastening end covers and is provided with attachment hole, and described fastening sleeve and described fastening end cap lay respectively at the both sides of described friction flange;
Clamping bolt, described clamping bolt passes the attachment hole that described fastening sleeve and described fastening end cover successively, described fastening sleeve is connected with described fastening end cap, when described flange connector and described fastening end cap offset with the friction wall of described friction flange both sides respectively, between the described fastening sleeve end face relative with described fastening end cap, keep being greater than zero predeterminable range.
Preferably, in above-mentioned connection set, also comprise two nuts, lay respectively at the end of described the first axle head and the end of described the second axle head, so that it is carried out to axial limiting.
Preferably, in above-mentioned connection set, also comprise:
The first coupling sleeve, described first coupling sleeve one end and described the first sleeve are connected, and on the flange of the other end, are provided with attachment hole;
The second coupling sleeve, described second coupling sleeve one end and described the second sleeve are connected, and on the flange of the other end, are provided with attachment hole;
Fitting bolt, described fitting bolt through the attachment hole on described the first coupling sleeve and described the second coupling sleeve, is connected described the first coupling sleeve successively with described the second coupling sleeve.
Preferably, in above-mentioned connection set, described the second coupling sleeve is provided with counterbore for the one end being connected with described the first coupling sleeve, and the end of described the first coupling sleeve and described counterbore are adaptive.
Preferably, in above-mentioned connection set, described the first sleeve and described fastening sleeve are external tooth cover, described the first coupling sleeve and described the second coupling sleeve are internal tooth casing, described the first sleeve and described the first coupling sleeve engagement driving, described fastening sleeve and described the second coupling sleeve engagement driving.
Preferably, in above-mentioned connection set, the one end away from attachment hole on described the first coupling sleeve is provided with the clamping internal projection for axial limiting, and the external diameter of the internal diameter of described clamping internal projection and described the first sleeve is adaptive;
Described the second coupling sleeve comprises and connects body and for the gland of axial limiting, the internal diameter of described gland and the external diameter of described fastening sleeve adaptation, and described connection body and described gland removably connect.
Preferably, in above-mentioned connection set, between described clamping internal projection and described the first sleeve, be provided with seal ring, between described gland and described fastening sleeve, be provided with seal ring.
Preferably, in above-mentioned connection set, described fastening sleeve and described fastening end cover the counterbore being respectively arranged with described friction flange adaptation.
Preferably, in above-mentioned connection set, described first set jacket casing be located on described the first axle head by key connect carry out circumferentially spacing; Described the second jacket casing be located on described the second axle head by key connect carry out circumferentially spacing.
Preferably, in above-mentioned connection set, described the first axle head and described the second axle head are respectively the output shaft end of two motors, and described motor is two motors in high, low speed closed loop synchronous operation system in the main hoisting system of metallurgical casting overhead traveling crane machinery.
The connection set that the utility model provides, before being fastenedly connected, the position of the first axle head and the second axle head is fixing respectively, fastening sleeve can not rotate relative to fixing with the first axle head position, and fastening end cap can be done relative to the second sleeve (in other words relative to fastening sleeve) and rotates at any angle, thereby easily fastening end cap is aimed at the attachment hole on fastening sleeve, and by clamping bolt, fastening end cap and fastening sleeve are fastenedly connected.Afterwards, by adjusting the distance between clamping bolt compression fastening sleeve and fastening end cap, then make fastening sleeve and fastening end cap clamp the friction flange in the second sleeve outside.
From technique scheme, can find out, between fastening sleeve and the second sleeve, it is plane-plane contact, between fastening end cap and the second sleeve, be plane-plane contact, thereby the frictional force producing by plane-plane contact between three complete the transmission work of moment of torsion between the first axle head and the second axle head.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technological scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
The structural representation of the connection set that Fig. 1 provides for the utility model embodiment.
Wherein, 1 is fastening end cap, and 2 is the second sleeve, and 21 is friction flange, and 3 is clamping bolt, 4 is fastening sleeve, and 41 is flange connector, and 5 is screw, and 6 is the second coupling sleeve, and 7 is fitting bolt, 8 is the first coupling sleeve, and 9 is the first sleeve, and 10 is nut, and 11 is gland, and 12 is seal ring.
Embodiment
The utility model discloses a kind of for two axle heads being carried out to the coaxial connection set connecting, the frictional force of this connection set during by plane-plane contact realizes the transmission of moment of torsion, when coaxially connecting, the contraposition that easily realizes two axle heads connects, and can not be subject to the restriction of the fixing non-adjustable situation in circumferential angular orientation of two axle heads.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiments.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment who obtains under creative work prerequisite, all belong to the scope of the utility model protection.
The connection set that the utility model embodiment provides, for coaxially connecting (establish two axle heads and be respectively the first axle head and the second axle head) to two axle heads.As shown in Figure 1, this connection set comprises the first sleeve 9, the second sleeve 2, fastening sleeve 4, fastening end cap 1 and clamping bolt 3, and wherein, the first sleeve 9 is sheathed on the first axle head, by key connect carry out circumferentially spacing; The second sleeve 2 arranged outside have friction flange 21, the second sleeves 2 to be sheathed on the second axle head, by key connect carry out circumferentially spacing; Fastening sleeve 4 is sheathed on outside the second sleeve 2, and one end of fastening sleeve 4 and the first sleeve 9 are connected, and the other end is provided with flange connector 41; Fastening end cap 1 is sheathed on outside the second sleeve 2, and fastening sleeve 4 and fastening end cap 1 lay respectively at the both sides of friction flange 21; On the flange connector 41 of fastening sleeve 4 and on fastening end cap 1, be respectively arranged with attachment hole, clamping bolt 3 is successively through this attachment hole, fastening sleeve 4 and fastening end cap 1 are fastenedly connected, now, flange connector 41 offsets with the friction wall of friction flange 21 both sides respectively with fastening end cap 1, and, between the end face of fastening sleeve 4 and the end face of fastening end cap 1, leave the predeterminable range that is greater than zero.
The connection set that the utility model embodiment provides, before being fastenedly connected, the position of the first axle head and the second axle head is fixing respectively, fastening sleeve 4 can not rotate relative to fixing with the first axle head position, and fastening end cap 1 can be relative to the second sleeve 2(in other words relative to fastening sleeve 4) do and rotate at any angle, thereby easily fastening end cap 1 is aimed at the attachment hole on fastening sleeve 4, and by clamping bolt 3, fastening end cap 1 is fastenedly connected with fastening sleeve 4.Afterwards, by adjusting the distance between clamping bolt 3 compression fastening sleeves 4 and fastening end cap 1, then make fastening sleeve 4 and fastening end cap 1 clamp the friction flange 21 in the second sleeve 2 outsides.
From technique scheme, can find out, between fastening sleeve 4 and the second sleeve 2, it is plane-plane contact, between fastening end cap 1 and the second sleeve 2, be plane-plane contact, thereby the frictional force producing by plane-plane contact between three complete the transmission work of moment of torsion between the first axle head and the second axle head.The connection set visible, the utility model embodiment provides, have simple in structure, operate steadily, be connected firmly, easy accessibility, transmitting torque are large, can regulate arbitrarily the advantages such as setting angle, meet equipment usage requirement completely.
The connection set that the utility model embodiment provides can be used for the output shaft end of two motors coaxially to connect, while adopting above-mentioned connection set in high, low speed closed loop synchronous operation system in the main hoisting system of metallurgical casting overhead traveling crane machinery, the first axle head and the second axle head are respectively the output shaft end of two motors in closed loop synchronous operation system.In use, staff first connects low speed end two winding drum by coupling, then this connection set is installed on the output shaft of two motors, realize the synchronous operation of closed-loop system high, low speed, thereby solved the problem that in prior art, in the main hoisting system of bridge-type Hoisting Machinery, high, low speed closed-loop system is difficult to synchronous operation, solved because of two electric motor starting asynchronous problems that cause low speed end spool shaft crackle of moment of speed end, met metallurgy industry ladle carne tool operating specification simultaneously.But those skilled in the art easily know, the application of the connection set that the utility model embodiment provides is not limited to this, and it can be the coaxial connection to any two axle heads, and therefore, the utility model is to this and be not specifically limited.
As shown in Figure 1, in specific embodiment, the end of the first axle head connects a nut 10, thereby to carrying out axial limiting between the first axle head and the first sleeve 9; In like manner, the end of the second axle head also connects a nut 10, thereby to carrying out axial limiting between the second axle head and the second sleeve 2.Preferably, between the nut 10 on the first axle head and the first sleeve 9, be also provided with pad, between the nut 10 on the second axle head and the second sleeve 2, be also provided with pad.
In specific embodiment, between fastening sleeve 4 and the first sleeve 9, by the first coupling sleeve 8, the second coupling sleeve 6, be connected with fitting bolt 7.Specifically as shown in Figure 1: the first sleeve 9 and fastening sleeve 4 are external tooth cover, the first coupling sleeve 8 and the second coupling sleeve 6 are internal tooth casing, the first sleeve 9 and the first coupling sleeve 8 engagement driving, fastening sleeve 4 and the second coupling sleeve 6 engagement driving; On the flange of first coupling sleeve 8 one end and on the flange of second coupling sleeve 6 one end, be respectively arranged with attachment hole, fitting bolt 7 through the attachment hole on the first coupling sleeve 8 and the second coupling sleeve 6, is fastenedly connected the first coupling sleeve 8 and the second coupling sleeve 6 successively.
In specific embodiment, fastening end cap 1, the second sleeve 2, fastening sleeve 4, the second coupling sleeve 6, the first coupling sleeve 8, the first sleeve 9 all adopt 42CrMo steel processing and fabricating, and clamping bolt 3, fitting bolt 7 adopt 35# steel processing and fabricating.
In order further to optimize technique scheme, one end away from attachment hole on the first coupling sleeve 8 is provided with the clamping internal projection for axial limiting, the external diameter of the internal diameter of clamping internal projection and the first sleeve 9 is adaptive, and, between clamping internal projection and the first sleeve 9, be provided with seal ring 12; In addition, the second coupling sleeve 6 comprises connection body and gland 11, connect body one end and be provided with above-mentioned attachment hole, between the other end and gland 11, by screw 5, removably connect, gear structure is positioned at the center hole that connects body, and wherein, the external diameter of the internal diameter of gland 11 and fastening sleeve 4 is adaptive, and, between gland 11 and fastening sleeve 4, be provided with seal ring 12.While using this connection set, adjust gland 11 and with screw 5, connect fastening to correct position.
As shown in Figure 1, in a preferred embodiment, the second coupling sleeve 6 is provided with counterbore for the one end being connected with the first coupling sleeve 8, and the end of the first coupling sleeve 8 and counterbore are adaptive; On fastening sleeve 4 and fastening end cap 1, be respectively arranged with the counterbore with flange 21 adaptations that rub.When friction flange 21 that fastening sleeve 4 and fastening end cap 1 clamp on the second sleeve 2, friction flange 21 is positioned at the counterbore on fastening sleeve 4 and fastening end cap 1, simultaneously, between fastening sleeve 4 end face relative with fastening end cap 1, still leave the predeterminable range (being gap) that is greater than zero, so that further adjust between the friction wall of fastening sleeve 4 and friction flange 21 1 sides by adjusting clamping bolt 3 and the locking degree between fastening end cap 1 and the friction wall of flange 21 opposite sides that rub.
Above-mentioned explanation to the disclosed embodiments, makes professional and technical personnel in the field can realize or use the utility model.To these embodiments' multiple modification, will be apparent for those skilled in the art, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a connection set, for the first axle head is coaxially connected with the second axle head, is characterized in that, comprising:
The first sleeve (9), described the first sleeve (9) is sheathed on described the first axle head circumferentially fixing;
Arranged outside has second sleeve (2) of friction flange (21), and described the second sleeve (2) is sheathed on described the second axle head circumferentially fixing;
Be sheathed on the outer fastening sleeve (4) of described the second sleeve (2), described fastening sleeve (4) one end and described the first sleeve (9) are connected, and the other end is provided with flange connector (41), and described flange connector is also provided with attachment hole on (41);
Be sheathed on the outer fastening end cap (1) of described the second sleeve (2), on described fastening end cap (1), be provided with attachment hole, described fastening sleeve (4) and described fastening end cap (1) lay respectively at the both sides of described friction flange (21);
Clamping bolt (3), described clamping bolt (3) is successively through the attachment hole on described fastening sleeve (4) and described fastening end cap (1), described fastening sleeve (4) is connected with described fastening end cap (1), when described flange connector (41) and described fastening end cap (1) offset with the friction wall of described friction flange (21) both sides respectively, between described fastening sleeve (4) end face relative with described fastening end cap (1), keep being greater than zero predeterminable range.
2. connection set according to claim 1, is characterized in that, also comprises two nuts (10), lays respectively at the end of described the first axle head and the end of described the second axle head, so that it is carried out to axial limiting.
3. connection set according to claim 1, is characterized in that, also comprises:
The first coupling sleeve (8), described the first coupling sleeve (8) one end and described the first sleeve (9) are connected, and on the flange of the other end, are provided with attachment hole;
The second coupling sleeve (6), described the second coupling sleeve (6) one end and described the second sleeve (2) are connected, and on the flange of the other end, are provided with attachment hole;
Fitting bolt (7), described fitting bolt (7) through the attachment hole on described the first coupling sleeve (8) and described the second coupling sleeve (6), is connected described the first coupling sleeve (8) successively with described the second coupling sleeve (6).
4. connection set according to claim 3, is characterized in that, described the second coupling sleeve (6) is provided with counterbore for the one end being connected with described the first coupling sleeve (8), and the end of described the first coupling sleeve (8) and described counterbore are adaptive.
5. connection set according to claim 3, it is characterized in that, described the first sleeve (9) and described fastening sleeve (4) are external tooth cover, described the first coupling sleeve (8) is internal tooth casing with described the second coupling sleeve (6), described the first sleeve (9) and described the first coupling sleeve (8) engagement driving, described fastening sleeve (4) and described the second coupling sleeve (6) engagement driving.
6. connection set according to claim 5, it is characterized in that, the upper one end away from attachment hole of described the first coupling sleeve (8) is provided with the clamping internal projection for axial limiting, and the external diameter of the internal diameter of described clamping internal projection and described the first sleeve (9) is adaptive;
Described the second coupling sleeve (6) comprises and connects body and for the gland (11) of axial limiting, the external diameter adaptation of the internal diameter of described gland (11) and described fastening sleeve (4), and described connection body and described gland (62) removably connect.
7. connection set according to claim 6, is characterized in that, between described clamping internal projection and described the first sleeve (9), is provided with seal ring (12), between described gland (11) and described fastening sleeve (4), is provided with seal ring (12).
8. connection set according to claim 1, is characterized in that, is respectively arranged with the counterbore adaptive with described friction flange (21) on described fastening sleeve (4) and described fastening end cap (1).
9. according to the connection set described in claim 1 to 8 any one, it is characterized in that, described the first sleeve (9) be sheathed on described the first axle head by key connect carry out circumferentially spacing; Described the second sleeve (2) be sheathed on described the second axle head by key connect carry out circumferentially spacing.
10. connection set according to claim 9, it is characterized in that, described the first axle head and described the second axle head are respectively the output shaft end of two motors, and described motor is two motors in high, low speed closed loop synchronous operation system in the main hoisting system of metallurgical casting overhead traveling crane machinery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731987.5U CN203532566U (en) | 2013-11-18 | 2013-11-18 | Connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320731987.5U CN203532566U (en) | 2013-11-18 | 2013-11-18 | Connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203532566U true CN203532566U (en) | 2014-04-09 |
Family
ID=50418777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320731987.5U Expired - Fee Related CN203532566U (en) | 2013-11-18 | 2013-11-18 | Connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203532566U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550499A (en) * | 2020-06-11 | 2020-08-18 | 泰尔重工股份有限公司 | Split drum-shaped tooth type coupling |
-
2013
- 2013-11-18 CN CN201320731987.5U patent/CN203532566U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111550499A (en) * | 2020-06-11 | 2020-08-18 | 泰尔重工股份有限公司 | Split drum-shaped tooth type coupling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20171118 |
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| CF01 | Termination of patent right due to non-payment of annual fee |