CN213393769U - Outlet sealing structure of runner opening and closing control device - Google Patents
Outlet sealing structure of runner opening and closing control device Download PDFInfo
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- CN213393769U CN213393769U CN202021880147.1U CN202021880147U CN213393769U CN 213393769 U CN213393769 U CN 213393769U CN 202021880147 U CN202021880147 U CN 202021880147U CN 213393769 U CN213393769 U CN 213393769U
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Abstract
The utility model relates to the technical field of a runner opening and closing control device, and provides an outlet wire sealing structure of the runner opening and closing control device, which comprises a shell and an end cover which is hermetically arranged at the opening of the shell; a mounting seat is fixed in the shell; a rubber plug is arranged between the mounting seat and the end cover; one end of the rubber plug is connected with the mounting seat, and the other end of the rubber plug is in sealing fit with the end cover; a wire outlet hole is formed in the end cover and corresponds to the end part of the rubber plug; and the rubber plug is provided with a lead channel for communicating the inner cavity of the shell with the wire outlet hole. Through set up the mount pad in the casing to set up the rubber buffer between mount pad and end cover, only need like this with end cover seal installation on the casing, just can accomplish this seal structure's of being qualified for the next round of competitions installation, compare with prior art, need not to go out seal structure's installation again after the end cover installation, retrencied the equipment process of runner on-off control device, and then improved runner on-off control device's packaging efficiency.
Description
Technical Field
The utility model belongs to the technical field of runner on-off control device technique and specifically relates to a runner on-off control device's seal structure of being qualified for next round of competitions.
Background
Application number is 202010259386.3, application date is 2020.04.03, in the patent application of the name for a runner start-stop control device, the seal structure of motor lead-out wire is disclosed, specifically do, be provided with the through wires hole that power supply machine lead-out wire passed on the valve body, the motor lead-out wire passes from this through wires hole, still be provided with conical sealed plug between motor lead-out wire and through wires hole, cross the line lid and pass through screw connection on the valve body, and compress tightly sealed plug, and then realize sealed between motor lead-out wire and the through wires hole, prevent that the gas in the valve body from revealing to the atmosphere from the gap between motor lead-out wire and the through wires hole.
However, the sealing structure of the motor lead-out wire has the following defects: 1. because the sealing structure of the motor lead-out wire is arranged outside the valve body, when the flow channel opening and closing control device is assembled, the sealing structure of the motor lead-out wire can be assembled only after the valve body and the internal structure of the valve body are assembled, so that the flow channel opening and closing control device has more assembling processes and low assembling efficiency. 2. Because the sealing structure of the motor lead-out wire is arranged outside the valve body, the size of the flow passage opening and closing control device is increased, and the flow passage opening and closing control device occupies a larger installation space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a runner start and stop control device's seal structure of being qualified for the next round of competitions is provided, runner start and stop control device's packaging efficiency is improved.
The utility model provides a technical scheme that its technical problem adopted is: the outlet sealing structure of the flow passage opening and closing control device comprises a shell and an end cover which is hermetically arranged at an opening of the shell;
a mounting seat is fixed in the shell; a rubber plug is arranged between the mounting seat and the end cover; one end of the rubber plug is connected with the mounting seat, and the other end of the rubber plug is in sealing fit with the end cover;
a wire outlet hole is formed in the end cover and corresponds to the end part of the rubber plug; and the rubber plug is provided with a lead channel for communicating the inner cavity of the shell with the wire outlet hole.
Further, be provided with the constant head tank on the mount pad, the rubber buffer sets up in this constant head tank towards the tip of mount pad.
Furthermore, the wire outlet hole is a conical hole with a large inner end and a small outer end; the end of the rubber plug, which faces the end cover, is of a conical structure matched with the wire outlet hole; the rubber buffer extends to the wire outlet hole towards the end of the end cover and is in sealing fit with the wire outlet hole.
Furthermore, the shell is connected with the end cover through a clamping structure.
Furthermore, the clamping structure comprises at least two clamping holes arranged on the end cover and clamping hooks arranged on the shell and matched with each clamping hole;
the clamping hook comprises a connecting part and a clamping part; one end of the connecting part is fixed on the shell, and the other end of the connecting part is fixedly connected with the clamping part; the clamping portion penetrates through the clamping hole and is clamped with the end cover.
Further, connecting portion and joint portion are integrated into one piece structure.
Furthermore, the clamping hook is an elastic plastic clamping hook.
The utility model has the advantages that:
1. through set up the mount pad in the casing to set up the rubber buffer between mount pad and end cover, only need like this with end cover seal installation on the casing, just can accomplish this seal structure's of being qualified for the next round of competitions installation, compare with prior art, need not to go out seal structure's installation again after the end cover installation, retrencied the equipment process of runner on-off control device, and then improved runner on-off control device's packaging efficiency.
2. Through setting up the rubber buffer inside the casing, compare with prior art, not only need not to set up the line lid, can reduce the runner moreover and open and close controlling means's volume, and then reduced the required installation space of runner opening and close controlling means.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below; it is obvious that the drawings in the following description are only some of the embodiments described in the present application, and that other drawings can be derived from these drawings by a person skilled in the art without inventive effort.
Fig. 1 is a schematic view of an outlet sealing structure of a flow passage opening and closing control device according to an embodiment of the present invention;
fig. 2 is an exploded view of the outlet sealing structure of the flow channel opening and closing control device according to the embodiment of the present invention.
The reference numbers in the figures are: 1-shell, 2-end cover, 3-mounting seat, 4-rubber plug, 5-wire outlet, 6-lead channel, 7-clamping hole, 8-clamping hook, 9-connecting part and 10-clamping part.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present invention may be combined with each other without conflict.
The first embodiment is as follows:
fig. 1 is the utility model discloses runner headstock control device's seal structure of being qualified for next round of competitions schematic diagram.
Referring to fig. 1, the outlet sealing structure of the flow channel opening and closing control device according to the embodiment of the present invention includes a housing 1 and an end cover 2 hermetically installed at an opening of the housing 1;
a mounting seat 3 is fixed in the shell 1; a rubber plug 4 is arranged between the mounting seat 3 and the end cover 2; one end of the rubber plug 4 is connected with the mounting seat 3, and the other end of the rubber plug is in sealing fit with the end cover 2;
a wire outlet hole 5 is formed in the end cover 2 and corresponds to the end part of the rubber plug 4; the rubber stopper 4 is provided with a lead channel 6 for communicating the inner cavity of the shell 1 with the wire outlet hole 5.
The end cover 2 is provided with an outlet hole 5 for the outgoing line of the motor to pass through, and the size of the outlet hole 5 is larger than that of the outgoing line of the motor, so that the outgoing line of the motor can easily pass through the outlet hole 5. Be provided with at least one power supply motor lead-out wire on the rubber buffer 4 and pass lead wire passageway 6, the size and the shape of lead wire passageway 6 should set up according to the size and the shape of the motor lead-out wire that passes from this lead wire passageway 6 to guarantee motor lead-out wire and this lead wire passageway 6 sealing fit, avoid gaseous leaking from between motor lead-out wire and lead wire passageway 6. Each lead channel 6 can be matched with one motor lead wire and also can be matched with two or more motor lead wires.
For example, three motor lead wires are arranged in the housing 1, three lead channels 6 are arranged on the rubber plug 4, and each motor lead wire passes through one corresponding lead channel 6. The size of the lead channel 6 is slightly smaller than that of the corresponding motor lead wire, so that when the motor lead wire passes through the corresponding lead channel 6, the rubber plug 4 is elastically deformed, and the inner surface of the lead channel 6 is in close contact with and is in sealing fit with the outer surface of the motor lead wire.
During assembly, the components in the shell 1 are assembled, then the leading-out wire of the motor passes through the corresponding lead channel 6 on the rubber plug 4, and then the rubber plug 4 is arranged on the mounting seat 3; then, the motor outgoing line penetrates through the wire outlet hole 5 in the end cover 2, the end cover 2 is hermetically installed at the opening of the shell 1, the rubber plug 4 is further pressed tightly through the end cover 2, the rubber plug 4 is in sealing fit with the end cover 2, sealing between the motor outgoing line and the wire outlet hole 5 is achieved, and gas in the shell 1 is prevented from leaking to the outside of the shell 1 from a gap between the motor outgoing line and the wire outlet hole 5.
The utility model discloses runner on-off control device's seal structure of being qualified for next round of competitions, through set up mount pad 3 in casing 1 to set up rubber buffer 4 between mount pad 3 and end cover 2, only need like this with end cover 2 seal installation on casing 1, just can accomplish this seal structure's of being qualified for next round of competitions installation, compare with prior art, need not to go out seal structure's installation again after end cover 2 installs, retrencied runner on-off control device's equipment process, and then improved runner on-off control device's packaging efficiency.
The utility model discloses runner on-off control device's seal structure of being qualified for next round of competitions through setting up rubber buffer 4 inside casing 1, compares with prior art, not only need not to set up the wire cover, can reduce runner on-off control device's volume moreover, and then reduces the required installation space of runner on-off control device.
Example two:
the utility model discloses runner on-off control device's seal structure of being qualified for next round of competitions, be provided with the constant head tank on the mount pad 3, rubber buffer 4 sets up in this constant head tank towards the tip of mount pad 3.
In the embodiment of the present invention, the mounting seat 3 and the casing 1 are an integrated structure. The size that rubber buffer 4 set up that section in this constant head tank can with the size looks adaptation of constant head tank, also can be less than the size of constant head tank, also can be greater than the size of constant head tank, as long as can install rubber buffer 4 to this constant head tank in can.
For example, the size that rubber buffer 4 set up that section in this constant head tank is slightly greater than the size of constant head tank, like this, after installing rubber buffer 4 to this constant head tank in, rubber buffer 4 takes place elastic deformation, and then makes the intimate contact between rubber buffer 4 and the constant head tank and have certain contact pressure, can improve the stability of connecting between them like this.
It can be understood that the mounting seat 3 and the rubber plug 4 can be connected by other connection methods, such as clamping, plugging, screwing, and the like.
Referring to fig. 1, in the outlet sealing structure of the flow channel opening and closing control device according to the embodiment of the present invention, the outlet hole 5 is a conical hole with a large inner end and a small outer end; the end of the rubber plug 4 facing the end cover 2 is a conical structure matched with the wire outlet hole 5; the end of the rubber plug 4 facing the end cover 2 extends into the wire outlet hole 5 and is in sealing fit with the wire outlet hole 5.
The inner end of the outlet hole 5 refers to the end located inside the housing 1, and the outer end of the outlet hole 5 refers to the end located outside the housing. The rubber stopper 4 is provided with a conical surface matched with the wire outlet hole 5. After installing end cover 2 seal at the opening part of casing 1, the tip of rubber buffer 4 extends to in the wire outlet 5, and the conical surface of rubber buffer 4 and the interior surface sealing cooperation of wire outlet 5.
The utility model discloses runner on-off control device's seal structure of being qualified for the next round of competitions, tip through with wire hole 5 and rather than matched with rubber buffer 4 all sets up to conical structure, make when compressing tightly rubber buffer 4 through end cover 2, not only realize the sealed cooperation between rubber buffer 4 and the wire hole 5, but also exert the power that contracts inwards to rubber buffer 4 through wire hole 5, and then compress tightly the motor lead-out wire in the lead wire passageway 6 through rubber buffer 4, this runner on-off control device's seal structure's sealing performance of being qualified for the next round of competitions has further been improved.
Of course, other sealing modes can be adopted between the rubber plug 4 and the end cover 2; for example, the end surface of the rubber plug 4 facing the end cap 2 is a sealing surface matching with the inner surface of the end cap 2, and after the end cap 2 is hermetically mounted at the opening of the housing 1, the end surface of the rubber plug 4 contacts and is in sealing fit with the inner surface of the end cap 2, so as to prevent the gas in the housing 1 from leaking from the gap between the motor outgoing line and the outlet hole 5.
Example three:
fig. 2 is an exploded view of the outlet sealing structure of the flow channel opening and closing control device according to the embodiment of the present invention.
Referring to fig. 2, the housing 1 and the end cap 2 are connected by a clamping structure. A sealing ring is arranged between the abutting parts of the shell 1 and the end cover 2 to seal the connection between the shell 1 and the end cover 2, and the sealing ring is not shown in the figure for simplifying the view.
The clamping structure comprises at least two clamping holes 7 arranged on the end cover 2 and a clamping hook 8 which is arranged on the shell 1 and matched with each clamping hole 7; the clamping hook 8 comprises a connecting part 9 and a clamping part 10; one end of the connecting part 9 is fixed on the shell 1, and the other end of the connecting part 9 is fixedly connected with the clamping part 10; the clamping portion 10 penetrates through the clamping hole 7 and is clamped with the end cover 2.
Further, have on the joint portion 10 with calorie hole 7 matched with direction inclined plane for joint portion 10 itself has the direction function, thereby makes the cooperation between joint portion 10 and the calorie hole 7 simple and convenient. Further, casing 1, connecting portion 9 and joint portion 10 are the integrated into one piece structure, and the mechanical properties of integrated into one piece structure is good, can guarantee the joint strength between casing 1 and the pothook 8 to the use intensity of pothook 8 has been guaranteed. Furthermore, the hook 8 is an elastic plastic hook, and the plastic hook has good elasticity, is easy to process and low in cost, and effectively reduces the processing difficulty and the production cost of the hook 8.
For example, the end cap 2 is provided with four locking holes 7, and the housing 1 is provided with four locking hooks 8. When in connection, the hooks 8 are respectively inserted into the corresponding clamping holes 7 and clamped with the end cover 2 through the clamping parts 10, so that the end cover 2 is connected with the shell 1.
It can be understood that the clamping structure is not limited to the structure in fig. 2, and a person skilled in the art can completely set the clamping holes 7 on the housing 1 and the clamping hooks 8 on the end cap 2 as required; or a clamping hole 7 and a clamping hook 8 are arranged on the shell 1, and a matched clamping hook 8 and a clamping hole 7 are arranged on the end cover 2.
The utility model discloses runner on-off control device's seal structure of being qualified for next round of competitions, be connected through the joint structure between casing 1 and the end cover 2, make like this 2 direct mount of end cover just do not use extra connecting device on casing 1 to realized not damaging the part when repeated installation and dismantlement.
Of course, the connection mode between the housing 1 and the end cap 2 is not limited to the clamping structure, for example, the housing 1 and the end cap 2 may be connected by screws.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The outgoing line sealing structure of the flow passage opening and closing control device comprises a shell (1) and an end cover (2) which is hermetically arranged at an opening of the shell (1);
the device is characterized in that a mounting seat (3) is fixed in the shell (1); a rubber plug (4) is arranged between the mounting seat (3) and the end cover (2); one end of the rubber plug (4) is connected with the mounting seat (3), and the other end of the rubber plug is in sealing fit with the end cover (2);
a wire outlet hole (5) is formed in the end cover (2) and corresponds to the end part of the rubber plug (4); the rubber stopper (4) is provided with a lead channel (6) which is communicated with the inner cavity of the shell (1) and the wire outlet hole (5).
2. The outlet sealing structure of the flow channel opening and closing control device according to claim 1, wherein a positioning groove is arranged on the mounting seat (3), and the end of the rubber plug (4) facing the mounting seat (3) is arranged in the positioning groove.
3. The outlet sealing structure of the flow channel opening and closing control device according to claim 1, wherein the outlet hole (5) is a conical hole with a large inner end and a small outer end; the end, facing the end cover (2), of the rubber plug (4) is of a conical structure matched with the wire outlet hole (5); the rubber buffer (4) extends to the wire outlet hole (5) towards the end of the end cover (2) and is in sealing fit with the wire outlet hole (5).
4. The outlet sealing structure of the flow passage opening and closing control device according to claim 1, wherein the housing (1) and the end cover (2) are connected through a clamping structure.
5. The outlet sealing structure of the flow channel opening and closing control device according to claim 4, wherein the clamping structure comprises at least two clamping holes (7) arranged on the end cover (2), and a clamping hook (8) arranged on the shell (1) and matched with each clamping hole (7);
the clamping hook (8) comprises a connecting part (9) and a clamping part (10); one end of the connecting part (9) is fixed on the shell (1), and the other end of the connecting part (9) is fixedly connected with the clamping part (10); the clamping portion (10) penetrates through the clamping hole (7) and is clamped with the end cover (2).
6. The outlet sealing structure of the runner opening and closing control device according to claim 5, wherein the connecting portion (9) and the clamping portion (10) are of an integrally formed structure.
7. The outlet sealing structure of the flow channel opening and closing control device according to claim 5 or 6, wherein the hook (8) is an elastic plastic hook.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880147.1U CN213393769U (en) | 2020-09-01 | 2020-09-01 | Outlet sealing structure of runner opening and closing control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021880147.1U CN213393769U (en) | 2020-09-01 | 2020-09-01 | Outlet sealing structure of runner opening and closing control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213393769U true CN213393769U (en) | 2021-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021880147.1U Active CN213393769U (en) | 2020-09-01 | 2020-09-01 | Outlet sealing structure of runner opening and closing control device |
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| Country | Link |
|---|---|
| CN (1) | CN213393769U (en) |
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- 2020-09-01 CN CN202021880147.1U patent/CN213393769U/en active Active
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