CN216790143U - Boiler tension and compression bar limiting device - Google Patents
Boiler tension and compression bar limiting device Download PDFInfo
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- CN216790143U CN216790143U CN202120728712.0U CN202120728712U CN216790143U CN 216790143 U CN216790143 U CN 216790143U CN 202120728712 U CN202120728712 U CN 202120728712U CN 216790143 U CN216790143 U CN 216790143U
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Abstract
The utility model discloses a boiler tension and compression bar limiting device, which comprises: the utility model adjusts the position of the tension and compression rod on the steel structure according to the position requirements of the rigid beam and the steel structure of the boiler, the tension and compression rod can be arranged on the non-boiler expansion center position, the force transmission and boiler expansion requirements can be ensured simultaneously, and the installation is simple, convenient and quick.
Description
Technical Field
The utility model relates to the technical field of boilers. More specifically, the utility model relates to a boiler tension and compression rod limiting device.
Background
The boiler is a whole body composed of various complex pipe systems and structures, the boiler is arranged on a rigid beam, the rigid beam is connected with a boiler framework through a compression bar limiting device, the boiler framework is arranged on the ground, the boiler is a heated part, the boiler expands downwards in the vertical direction by taking a vertical expansion center as a base point and expands left and right or front and back in the horizontal direction by taking a horizontal expansion center as a base point, 3-5 layers of limiting layers are generally arranged on the boiler body in height for maintaining the expansion center of the boiler and transmitting the earthquake action, the unbalanced force of the internal pressure of a boiler furnace and the like to the boiler framework, the boiler framework bears the horizontal force and finally transmits the horizontal force to the ground, and the safety of the boiler body under the actions of the earthquake, the unbalanced force of the internal pressure of the boiler furnace and the like is ensured. Therefore, the limiting device is an important stress and functional part in the boiler.
The existing boiler limiting device adopts a stop block structure form, the existing boiler limiting device is usually arranged on an expansion center of a boiler in the horizontal direction, the expansion center of the boiler is related to the geometrical size of the boiler and the distribution of temperature, the boiler is under the working conditions of low starting load, full load and furnace shutdown, the distribution of temperature is different, the thermal expansion process of the boiler is more complicated, the limiting device is arranged at a position which is not at the expansion center, the stop block form can block the expansion of the boiler, the effect of transmitting horizontal force can not be realized, the related expansion of the boiler is limited, the limiting effect can not be realized, and the installation of the limiting device is more troublesome.
SUMMERY OF THE UTILITY MODEL
An object of the present invention is to solve at least the above problems and to provide at least the advantages described later.
The utility model also aims to provide a boiler tension and compression bar limiting device which can be arranged at a non-boiler expansion center position, can adjust the position of a tension and compression bar on a steel structure according to the position requirements of a rigid beam and the steel structure, and is simple, convenient and quick to install.
To achieve these objects and other advantages in accordance with the purpose of the utility model, there is provided a boiler tension and compression rod limiting device, comprising: the tension and compression rod is arranged between the rigid beam and the steel structure, one end of the tension and compression rod is connected with the rigid beam through a pin shaft, the other end of the tension and compression rod is connected with the steel structure through a pin shaft, and a buffer part is arranged on the tension and compression rod.
Preferably, the tension/compression bar includes:
one end of the first rod is connected with the rigid beam pin shaft;
one end of the second rod is connected with the steel structure pin shaft; wherein the buffer part is connected between the other end of the first rod and the other end of the second rod.
Preferably, the buffer portion is a damper.
Preferably, one end of the first rod is connected with the rigid beam pin shaft through a first connecting piece, and one end of the second rod is connected with the steel structure pin shaft through a second connecting piece.
Preferably, the first connecting member and the second connecting member have the same structure, and include: the clamping head is connected with one end of the first rod or one end of the second rod, and a clamping groove with an opening is formed in one side, facing the rigid beam or the steel structure, of the clamping head; the vertical plate is vertically arranged in the clamping groove and is connected with the clamping groove through a pin shaft; the horizontal plate is horizontally arranged in the clamping groove, an opening for the vertical plate to pass through is formed in the horizontal plate, and one end of the horizontal plate protrudes out of the clamping groove and is connected with the adjacent rigid beam or steel structure; and the two limiting pins are fixedly arranged on the vertical plate and positioned on the upper side and the lower side of the horizontal plate respectively, and the two limiting pins are used for limiting the displacement of the horizontal plate along the vertical plate.
Preferably, the second connector further comprises: and the connecting plate is arranged between the horizontal plate and the steel structure, one side of the connecting plate is connected with the protruding end of the horizontal plate, and the other opposite side of the connecting plate is connected with the steel structure.
The utility model at least comprises the following beneficial effects:
this novel position according to boiler stiffening beam and steel framework requires, adjusts the position of depression bar on the steel framework, and the depression bar can be arranged on non-boiler inflation central point puts, can guarantee to pass power and boiler inflation requirement simultaneously, and the simple installation is swift.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a front view of a boiler tension and compression bar limiting device according to one embodiment of the present invention;
fig. 2 is an assembly view of the boiler according to one embodiment of the present invention.
Reference numerals: the device comprises a tension and compression rod 1, a buffer part 2, a first rod 3, a second rod 4, a first connecting piece 5, a second connecting piece 6, a clamping head 7, a clamping groove 8, a vertical plate 9, a horizontal plate 10, a limiting pin 11, a connecting plate 12, a rigid beam a, a steel structure b and a boiler c.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1-2, the present invention provides a boiler tension and compression bar limiting device, comprising: the tension and compression rod 1 is arranged between the rigid beam a and the steel structure b, one end of the tension and compression rod 1 is connected with the rigid beam a through a pin shaft, the other end of the tension and compression rod 1 is connected with the steel structure b through a pin shaft, and a buffer part 2 is arranged on the tension and compression rod 1.
In the technical scheme, one end of a tension and compression rod 1 is connected with a steel structure b through a pin shaft, the other end of the tension and compression rod is connected with a rigid beam a through a pin shaft, namely two ends of the tension and compression rod 1 can rotate, a system accessory of the rigid beam a is connected to a heated surface of a boiler c, the rigid beam a moves up and down or left and right back and forth along with the expansion of the heated surface, the rigid beam a can transmit the seismic force of the boiler c (the heated surface) to a steel framework through the tension and compression rod 1, the steel framework is arranged on the ground, so the force transmitted to the steel framework is finally transmitted to the ground, and the tension and compression rod 1 is provided with a buffer part 2, so that a buffer effect can be obtained when the seismic force is transmitted, and the force of the seismic force is reduced.
In another technical solution, the tension and compression bar 1 includes: one end of the first rod 3 is connected with the rigid beam a through a pin shaft; one end of the second rod 4 is connected with the steel structure b through a pin shaft; the buffer part 2 is connected between the other end of the first rod 3 and the other end of the second rod 4, the buffer part 2 is arranged between the first rod 3 and the second rod 4, and when the earthquake force is transmitted to the tension and compression rod 1, the buffer part 2 plays a role in buffering, so that the force transmitted to the steel structure b from the tension and compression rod 1 is weakened.
In another technical solution, the buffer part 2 is a damper, and plays a role of shock absorption.
In another technical scheme, one end of the first rod 3 is connected with the rigid beam a through a first connecting piece 5 in a pin shaft mode, and one end of the second rod 4 is connected with the steel structure b through a second connecting piece 6 in a pin shaft mode; the first connecting piece 5 and the second connecting piece 6 have the same structure and comprise: a clamping head 7 connected with one end of the first rod 3 or one end of the second rod 4, wherein a clamping groove 8 with an opening is formed in one side, facing the rigid beam a or the steel structure b, of the clamping head 7; the vertical plate 9 is vertically arranged in the clamping groove 8 and is connected with the clamping groove through a pin shaft; the horizontal plate 10 is horizontally arranged in the clamping groove 8, an opening for the vertical plate 9 to pass through is formed in the horizontal plate 10, and one end of the horizontal plate 10 protrudes out of the clamping groove 8 and is connected with the adjacent rigid beam a or steel structure b; and the two limiting pins 11 are fixedly arranged on the vertical plate 9 and positioned on the upper side and the lower side of the horizontal plate 10 respectively, and the two limiting pins 11 are used for limiting the displacement of the horizontal plate 10 along the vertical plate 9.
By adopting the scheme, because the boiler c can expand or contract due to heating or precooling, the height of the rigid beam a can change along with the boiler c, so that the connecting position of the tension and compression rod 1 on the rigid beam a is not necessarily at the same elevation as the position of the tension and compression rod 1 on the steel structure b, and the tension and compression rod 1 can be inclined in the horizontal direction, one end of the tension and compression rod 1 connected with the rigid beam a can rotate, one end connected with the steel structure b can also rotate, the motion track of one end of the tension and compression rod 1 connected with the rigid beam a can be an arc track and the like, wherein the novel structure does not limit the specific shape of the chuck 7, and the chuck can be a U-shaped chuck 7, a Y-shaped chuck 7 and the like.
In another technical solution, the second connecting member 6 further includes: and the connecting plate 12 is arranged between the horizontal plate 10 and the steel structure b, one side of the connecting plate 12 is connected with the protruding end of the horizontal plate 10, and the other opposite side of the connecting plate is connected with the steel structure b, so that the horizontal plate 10 can be conveniently installed and fixed.
The number of apparatuses and the scale of the process described herein are intended to simplify the description of the present invention. The application, modification and variation of the boiler tension and compression bar limiting device of the present invention will be apparent to those skilled in the art.
While embodiments of the utility model have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the utility model pertains, and further modifications may readily be made by those skilled in the art, it being understood that the utility model is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (3)
1. Boiler tension and compression bar stop device, its characterized in that includes: the tension and compression rod is arranged between the rigid beam and the steel structure, one end of the tension and compression rod is connected with the rigid beam through a pin shaft, the other end of the tension and compression rod is connected with the steel structure through a pin shaft, and the tension and compression rod is provided with a buffer part;
the tension and compression bar comprises:
one end of the first rod is connected with the rigid beam pin shaft;
one end of the second rod is connected with the steel structure pin shaft; the buffer part is connected between the other end of the first rod and the other end of the second rod;
one end of the first rod is connected with the rigid beam pin shaft through a first connecting piece, and one end of the second rod is connected with the steel structure pin shaft through a second connecting piece;
the first connecting piece and the second connecting piece have the same structure and comprise: the clamping head is connected with one end of the first rod or one end of the second rod, and a clamping groove with an opening is formed in one side, facing the rigid beam or the steel structure, of the clamping head; the vertical plate is vertically arranged in the clamping groove and is connected with the clamping groove through a pin shaft; the horizontal plate is horizontally arranged in the clamping groove, an opening for the vertical plate to pass through is formed in the horizontal plate, and one end of the horizontal plate protrudes out of the clamping groove and is connected with the adjacent rigid beam or steel structure; and the two limiting pins are fixedly arranged on the vertical plate and positioned on the upper side and the lower side of the horizontal plate respectively, and the two limiting pins are used for limiting the displacement of the horizontal plate along the vertical plate.
2. The boiler tension and compression bar limiting device of claim 1, wherein the buffer part is a damper.
3. The boiler tension and compression bar limiting device of claim 1, wherein the second connecting member further comprises: and the connecting plate is arranged between the horizontal plate and the steel structure, one side of the connecting plate is connected with the protruding end of the horizontal plate, and the other opposite side of the connecting plate is connected with the steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120728712.0U CN216790143U (en) | 2021-04-09 | 2021-04-09 | Boiler tension and compression bar limiting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120728712.0U CN216790143U (en) | 2021-04-09 | 2021-04-09 | Boiler tension and compression bar limiting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216790143U true CN216790143U (en) | 2022-06-21 |
Family
ID=81997900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120728712.0U Active CN216790143U (en) | 2021-04-09 | 2021-04-09 | Boiler tension and compression bar limiting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216790143U (en) |
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2021
- 2021-04-09 CN CN202120728712.0U patent/CN216790143U/en active Active
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