CN215371432U - People's air defense antichemical air pipe connects clamp soon - Google Patents
People's air defense antichemical air pipe connects clamp soon Download PDFInfo
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- CN215371432U CN215371432U CN202121699570.6U CN202121699570U CN215371432U CN 215371432 U CN215371432 U CN 215371432U CN 202121699570 U CN202121699570 U CN 202121699570U CN 215371432 U CN215371432 U CN 215371432U
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Abstract
The utility model discloses a quick-connecting clamp for a civil air defense ventilation pipeline, which comprises: the device comprises a semicircular hoop, a fastening bolt, a fastening pad, a fastening seat and a fastening piece; the symmetry sets up fastening bolt on the left and right sides clamp cell wall of semicircle clamp, and fastening bolt carries out threaded connection with the clamp cell wall of semicircle clamp, and fastening bolt rotates with the fastening pad to be connected, and the both ends of semicircle clamp set up the fastening seat respectively, set up the fastening mounting hole on the fastening seat, the quantity of semicircle clamp is two, the quantity of fastener is two, and the fastener sets up in the fastening mounting hole on the fastening seat. The utility model realizes that the connecting flanges of the two ventilation pipes are tightly hooped by multi-point pressure application, the sealing connection has more stress points and balanced arrangement, the hooping action is tight and stable, the acting force is balanced and is not easy to loosen, and the hooping action is lasting and guaranteed, so that the two connecting flanges are more tightly contacted with the sealing gasket, and the sealing performance is more greatly guaranteed.
Description
Technical Field
The utility model relates to the technical field of pipeline connecting pieces, in particular to a quick-connection clamp for a civil air defense ventilation pipeline.
Background
The civil air defense and chemical defense ventilation engineering is generally formed by connecting a plurality of special ventilation protective devices (such as a fan, a valve, a filter absorber and the like) with corresponding ventilation pipelines. In the connection and installation of the ventilation pipelines, a connection flange is welded at the joint of the ventilation pipeline and the protective equipment, the two ventilation pipelines are connected through a sealing ring and a fastener, and when the ventilation pipeline quick connection hoop is used as the fastener for connection, due to the fastening action at the two ends of the hoop, stress points are few, so that the tightening action is not tight, the acting force on the connection flange is unbalanced, the sealing performance is poor, and the sealing performance of the ventilation pipeline is not guaranteed durably.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a quick-connection hoop for a civil air defense and chemical defense ventilation pipeline, which realizes that connecting flanges of two ventilation pipes are tightly hooped by applying pressure at multiple points, the stress points of sealing connection are multiple, the arrangement is balanced, the hooping action is tight and stable, the acting force is balanced, the looseness is not easy to occur, the hooping action is permanently guaranteed, the contact between the two connecting flanges and a sealing gasket is tighter, and the sealing performance is more greatly guaranteed.
In order to achieve the purpose, the utility model provides the following technical scheme:
the utility model provides a people's air defense antichemical air pipe connects clamp soon, includes: the device comprises a semicircular hoop, a fastening bolt, a fastening pad, a fastening seat and a fastening piece; the semicircle clamp is semicircular clamp groove, and the symmetry sets up fastening bolt on the left and right sides clamp cell wall of semicircle clamp, and fastening bolt carries out threaded connection with the clamp cell wall of semicircle clamp, and fastening bolt rotates with the fastening pad to be connected, and the both ends of semicircle clamp set up fastening seat respectively, set up the fastening mounting hole on fastening seat, the quantity of semicircle clamp is two, the quantity of fastener is two, and the fastener sets up in the fastening mounting hole on fastening seat.
As the preferred technical scheme of the utility model, the semicircular clamping hoop and the fastening seat are arranged into an integral structure.
As a preferable aspect of the present invention, the number of the fastening bolts is plural.
As a preferred technical solution of the present invention, an installation groove is formed in an outer end surface of the fastening pad, a connection end of the fastening bolt is in a boss shape, the connection end of the fastening bolt movably penetrates through the installation groove, a clamping pin is inserted into the connection end of the fastening bolt, and the fastening pad is clamped at the connection end of the fastening bolt.
In a preferred embodiment of the present invention, the fastening member is a fastening bolt.
As a preferable technical solution of the present invention, the fastening mounting hole on the fastening base is provided with a thread.
The present invention preferably further comprises a cushion pad, and the cushion pad is provided on an outer surface of the fastening pad.
Compared with the prior art, the utility model has the beneficial effects that: the utility model realizes that the connecting flanges of the two ventilation pipes are tightly hooped by multi-point pressure application, the sealing connection has more stress points and balanced arrangement, the hooping action is tight and stable, the acting force is balanced and is not easy to loosen, and the hooping action is lasting and guaranteed, so that the two connecting flanges are more tightly contacted with the sealing gasket, and the sealing performance is more greatly guaranteed.
Drawings
Fig. 1 is a schematic view showing a radial installation state of a vent pipe when the present invention is installed on the vent pipe.
FIG. 2 is a schematic sectional view of A-A in FIG. 1.
Fig. 3 is an enlarged schematic view of a portion B in fig. 2.
Fig. 4 is a schematic view of the assembly of the present invention when mounted on a vent tube.
FIG. 5 is a schematic view of an assembly structure of a fastening bolt, a fastening pad and a bayonet lock of the present invention.
Fig. 6 is a right side view of fig. 5.
In the figure: 1-semicircular hoop, 2-fastening bolt, 3-fastening pad, 4-fastening seat, 5-fastening piece, 6-nut, 7-mounting groove, 8-bayonet lock, 9-ventilation pipe, 10-connecting flange, 11-sealing pad and 12-cushion pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a people's air defense antichemical air pipe connects clamp soon, includes: the clamp comprises a semicircular clamp 1, a fastening bolt 2, a fastening pad 3, a fastening seat 4 and a fastening piece 5; semicircle clamp 1 is semicircular clamp groove, and the symmetry sets up fastening bolt 2 on the left and right sides clamp groove wall of semicircle clamp 1, and fastening bolt 2 carries out threaded connection with semicircle clamp 1's clamp groove wall, and fastening bolt 2 rotates with fastening pad 3 to be connected, and semicircle clamp 1's both ends set up fastening seat 4 respectively, set up the fastening mounting hole on fastening seat 4, semicircle clamp 1's quantity is two, the quantity of fastener 5 is two, and fastener 5 sets up in the fastening mounting hole on fastening seat 4.
As the preferred technical scheme of the utility model, the semicircular clamping hoop 1 and the fastening seat 4 are arranged into an integral structure.
As a preferred embodiment of the present invention, the number of the fastening bolts 2 is plural.
As a preferred technical solution of the present invention, an installation groove 7 is provided on an outer end surface of the fastening pad 3, a connection end of the fastening bolt 2 is in a boss shape, the connection end of the fastening bolt 2 movably penetrates through the installation groove 7, a bayonet 8 is inserted into the connection end of the fastening bolt 2, and the fastening pad 3 is clamped at the connection end of the fastening bolt 2.
In a preferred embodiment of the present invention, the fastening member 5 is a fastening bolt.
As a preferred technical solution of the present invention, the fastening mounting hole on the fastening seat 4 is provided with a thread.
The present invention preferably further comprises a cushion pad 12, and the cushion pad 12 is provided on the outer surface of the fastening pad 3.
As shown in fig. 1-4, the semicircular clamping band 1 is a semicircular clamping band groove, the connecting flanges 10 of the two ventilation pipes 9 can be accommodated in the clamping band groove of the semicircular clamping band 1, and the semicircular clamping band 1 is semicircular, that is, the two semicircular clamping bands 1 can be tightly clamped and fastened to form a clamping band to stably fasten the connecting flanges 10 of the two ventilation pipes 9 together.
As shown in the attached drawings 2-3, the fastening bolts 2 are symmetrically arranged on the left and right clamp groove walls of the semicircular clamp 1, the fastening bolts 2 are in threaded connection with the clamp groove walls of the semicircular clamp 1, the fastening bolts 2 are rotationally connected with the fastening pads 3, namely, the fastening bolts 2 can move left and right on the clamp groove walls of the semicircular clamp 1 when rotating, so that a clamping effect can be formed on the connecting flange 10 in the clamp groove, the fastening pads 3 can move left and right along with the fastening bolts 2, and the fastening pads 3 can not rotate when the fastening bolts 2 rotate.
The outer side end face of the fastening pad 3 can be provided with a mounting groove 7, the connecting end of the fastening bolt 2 is in a boss shape, the connecting end of the fastening bolt 2 movably penetrates out of the mounting groove 7, the bayonet pin 8 is inserted into the connecting end of the fastening bolt 2, the fastening pad 3 can be clamped at the connecting end of the fastening bolt 2 through the connecting end of the boss-shaped fastening bolt 2 and the bayonet pin 8, the fastening pad 3 can move left and right along with the fastening bolt 2, the fastening pad 3 can not rotate when the fastening bolt 2 rotates, and of course, if actually necessary, other connecting structures and connecting forms in any forms can be adopted.
The both ends of every semicircle clamp 1 set up fastening seat 4 respectively, can embrace two semicircle clamps 1 through the fastening cooperation of fastener 5 with fastening seat 4 and fasten together, and two semicircle clamps 1 embrace behind the fastening that can inseparable formation clamp fasten the flange 10 of two ventilation pipes 9 together stably promptly.
According to actual need, the quantity of fastening bolt 2 can set up a plurality ofly, with the balanced setting of a plurality of fastening bolt 2 on the left and right sides clamp cell wall of semicircle clamp 1, can form the inseparable clamp effect of the balanced stability of multiple spot for sealing performance is better.
The buffer pad 12 is arranged on the outer side surface of the fastening pad 3, so that the fastening pad 3 and the connecting flange 10 are buffered, the stress is more stable, the service life of each part can be longer, and the buffer pad 12 is easy to replace.
The fastening piece 5 can be a fastening bolt, threads can be arranged on a fastening mounting hole on the fastening seat 4, the fastening piece 5 can be in threaded connection with the fastening mounting hole on the fastening seat 4, threads also can not be arranged on the fastening seat 4, the fastening piece 5 is a fastening bolt with a nut 6, and various fastening treatments can be carried out according to needs.
When the utility model is used, a sealing gasket 11 can be firstly plugged between the connecting flanges 10 of the two ventilation pipes 9 to be butted, the sealing gasket 11 can be a rubber sealing ring and the like, and then the two semicircular clamping bands 1 are oppositely clamped on the connecting flanges 10, so that the connecting flanges 10 of the two ventilation pipes 9 are accommodated in the clamping band grooves of the semicircular clamping bands 1. Fastening semicircle clamp 1 both ends fastener 5 for two semicircle clamps 1 are closely embraced, and the formation clamp that can be inseparable after the fastening is in the same place the stable fastening of flange 10 of two ventilation pipes 9, and the clamp inslot wall of two semicircle clamps 1 carries out the squeezing action on flange 10's upper portion, makes two flange 10 closely extrude middle sealed pad 11, realizes the effect of two ventilation pipes 9 of airtight connection. Furthermore, each fastening bolt 2 is rotated again, so that the end part of each fastening bolt 2 is extruded to the connecting flange 10, the connecting flange 10 can be tightly clamped by applying pressure at multiple points, the clamping effect is tight, stable and balanced, the two connecting flanges 10 are more tightly contacted with the sealing gasket 11, the sealing performance is guaranteed to be greater, the air tightness of the ventilation pipe 6 is guaranteed to a greater extent, and the installation is very convenient in operation and processing.
The utility model realizes that the connecting flanges 10 of the two ventilation pipes 9 are tightly hooped by multi-point pressure application, the hooping effect is tight and stable, the acting force is balanced, the hooping effect is lasting, and the looseness is not easy to occur, so that the two connecting flanges 10 are more tightly contacted with the sealing gasket 11, the sealing performance is ensured to be greater, and the air tightness of the ventilation pipe 6 is ensured to a greater extent.
The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be customized according to the description and the description of the attached drawings, and the content which is not described in detail in the specification belongs to the prior art which is known by a person skilled in the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model.
Claims (7)
1. The utility model provides a people's air defense antichemical air pipe connects clamp soon which characterized in that includes: the device comprises a semicircular hoop, a fastening bolt, a fastening pad, a fastening seat and a fastening piece; the semicircle clamp is semicircular clamp groove, and the symmetry sets up fastening bolt on the left and right sides clamp cell wall of semicircle clamp, and fastening bolt carries out threaded connection with the clamp cell wall of semicircle clamp, and fastening bolt rotates with the fastening pad to be connected, and the both ends of semicircle clamp set up fastening seat respectively, set up the fastening mounting hole on fastening seat, the quantity of semicircle clamp is two, the quantity of fastener is two, and the fastener sets up in the fastening mounting hole on fastening seat.
2. The quick-connecting clamp for the civil air defense and chemical defense ventilation pipeline as claimed in claim 1, characterized in that the semicircular clamp and the fastening seat are arranged into an integral structure.
3. The quick-connecting clamp for the civil air defense ventilation pipeline according to claim 1, wherein the number of the fastening bolts is multiple.
4. The quick-connecting clamp for the civil air defense and chemical defense ventilation duct according to claim 1, characterized in that the outer end face of the fastening pad is provided with a mounting groove, the connecting end of the fastening bolt is in a boss shape, the connecting end of the fastening bolt movably penetrates out of the mounting groove, a clamping pin is inserted into the connecting end of the fastening bolt, and the fastening pad is clamped at the connecting end of the fastening bolt.
5. The quick-connecting clamp for the civil air defense and chemical defense ventilation pipeline according to claim 1, characterized in that the fastening piece is a fastening bolt.
6. The quick-connecting clamp for the civil air defense ventilation pipeline according to claim 1, wherein the fastening mounting hole on the fastening seat is provided with threads.
7. The quick-connecting clamp for the civil air defense and chemical defense ventilation pipeline as claimed in claim 1, further comprising a buffer pad, wherein the buffer pad is arranged on the outer side surface of the fastening pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121699570.6U CN215371432U (en) | 2021-07-23 | 2021-07-23 | People's air defense antichemical air pipe connects clamp soon |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121699570.6U CN215371432U (en) | 2021-07-23 | 2021-07-23 | People's air defense antichemical air pipe connects clamp soon |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215371432U true CN215371432U (en) | 2021-12-31 |
Family
ID=79611613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121699570.6U Active CN215371432U (en) | 2021-07-23 | 2021-07-23 | People's air defense antichemical air pipe connects clamp soon |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215371432U (en) |
-
2021
- 2021-07-23 CN CN202121699570.6U patent/CN215371432U/en active Active
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