CN219472278U - Skid-mounted pump box structure - Google Patents

Abstract

The low-temperature pump comprises a steel structure main body, a plurality of low-temperature pumps and a control panel, wherein the low-temperature pumps are arranged on the carbon steel structure main body, and the control panel is electrically connected with the low-temperature pumps. According to the utility model, through the arrangement that the plurality of low-temperature pumps are arranged on the carbon steel structure main body, when one or a certain low-temperature pump is found to be out of order, the other low-temperature pump can be selected to be started through the control panel, so that a user is ensured not to use high-pressure gas caused by the failure of one of the low-temperature pumps, and the normal use of the user is ensured, thereby ensuring the performance stability, reliability and emergency of the whole skid-mounted pump box structure, and improving the comfort of user experience. In addition, the skid-mounted pump box structure forms modularization, can be used after being quickly installed on site, improves the installation quality, reduces the on-site workload, saves time for the whole project and saves the construction period.

Description

Skid-mounted pump box structure

Technical Field

The utility model relates to the technical field of pump boxes, in particular to a skid-mounted pump box structure.

Background

With the continuous development of air separation technology and the recent demand of the coal chemical industry, the demand of downstream users for high-pressure gas products is increasing. Thus, more and more gas projects are put into operation, and the importance of cryopumps as the primary machine for providing product pressure throughout the gas project design is apparent.

The capacity of the cryopump is generally improved, such as a cryopump for improving gas pumping capacity in the prior art, which comprises a flange arranged at the top end, a cavity connected with the flange, a refrigerator connected with the lower end of the cavity, a cold umbrella adsorption assembly arranged in the cavity, a first-stage baffle and an 80K screen, wherein the first-stage baffle and the 80K screen are used for maintaining the temperature of the cold umbrella adsorption assembly, and the temperature inside the 80K screen is controlled to be 15K-100K, so that the temperature inside the cold umbrella adsorption assembly is controlled to be about 15K. Thus, the capacity of pumping gas at a low temperature can be effectively improved, and the capacity of pumping gas in the vacuum cavity can be improved.

While the prior art focuses on improving the capacity of cryogenic pumps, during use by users, the performance stability of cryogenic pumps, the ability to quickly disassemble and replace damaged pump tanks when they are in failure, and the emergency are more important to users because they directly affect the user's experience and comfort, and therefore the stability and acuteness of the pump are important issues that require attention.

Disclosure of Invention

The utility model aims to overcome the defects of the existing pump box structure, and provides a skid-mounted pump box structure, which improves the stability of the pump box structure, and the pump box and the emergency that the pump box can be quickly disassembled and replaced and damaged when encountering faults, thereby improving the experience and the comfort of users.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a sled dress formula pump house structure, includes carbon steel structure main part, a plurality of cryopump, control panel, a plurality of cryopumps are installed on the carbon steel structure main part, control panel is connected with a plurality of cryopumps electricity.

According to the utility model, through the arrangement that the plurality of low-temperature pumps are arranged on the carbon steel structure main body, when one or a certain low-temperature pump is found to be out of order, the other low-temperature pump can be selected to be started through the control panel, so that a user is ensured not to use high-pressure gas caused by the failure of one of the low-temperature pumps, and the normal use of the user is ensured, thereby ensuring the performance stability, reliability and emergency of the whole skid-mounted pump box structure, and improving the comfort of user experience. In addition, the skid-mounted pump box structure forms modularization, can be used after being quickly installed on site, improves the installation quality, reduces the on-site workload, saves time for the whole project and saves the construction period; meanwhile, the skid-mounted pump box structure is rooted on the carbon steel structure main body, and a civil foundation is not needed.

Preferably, the plurality of cryopumps are detachably disposed on the carbon steel structure body. The plurality of cryopumps are detachably arranged on the carbon steel structure main body, so that the cryopumps are convenient to rapidly disassemble and assemble, and the convenience of disassembling and assembling the cryopumps is improved.

Preferably, a plurality of cryopumps are disposed with gaps therebetween. The clearance setting is in order to avoid dismouting one of them cryogenic pump to disturb adjacent cryogenic pump between a plurality of cryogenic pumps to make every cryogenic pump all form independent workspace relatively, thereby guaranteed the stability of whole sled dress formula pump box structural performance. Preferably, the number of the cryogenic pumps is two, so that the two pumps are separated, and one pump can be stopped and started when one pump out problem needs to be stopped and overhauled, namely, one pump is in normal operation and the other pump is overhauled, and the normal operation of the whole system is not influenced. The structure is convenient to install on site, strong in substitution, reliable in operation and capable of being widely used in a pushing mode. It should be noted that the two cryopumps selected here are merely examples, and are not intended to be limiting, and in practice, how many cryopumps are needed may be selected as desired, and are not intended to be limiting.

Preferably, the carbon steel structure main body is further provided with a cold box pipeline for connecting the cold box, and the cold box pipeline is arranged on the side, opposite to the plurality of cryopumps, of the carbon steel structure main body. The cold box pipeline for connecting the cold box is further arranged on the carbon steel structure main body, and the cold box pipeline is arranged on one side, opposite to the plurality of low-temperature pumps, of the carbon steel structure main body and is used for conveying out high-pressure gas which is sequentially processed between the low-temperature pumps and the cold box through the cold box pipeline. When the device is needed to be used, the device can be directly used as long as the device is directly connected with a cold box pipeline or welded on site, so that the use convenience is improved. Through setting up like this, whole sled dress formula pump case structure forms the modularization, need use only need with cold box pipeline and external connecting tube link together can, use swiftly effectively and convenient.

Preferably, the cold box is communicated with the cryopump, a blocking structure for blocking the cold box from directly contacting with the cryopump is arranged on the carbon steel structure main body, and the blocking structure is glass fiber cotton cloth. The cold box is communicated with the cryopump, and the gas input into the cryopump can be input into the cold box for storage after being treated. Be equipped with in the carbon steel structure main part and be used for blockking cold box and cryopump direct contact's blocking structure, blocking structure is glass silk cotton, in order to make whole equipment compacter, can be with the relatively near of cold box and cryopump installation, but also leave the circumstances of the two equipment of maintenance or other needs separation observation of being convenient for, consequently to this kind of circumstances, just set up glass silk cotton as blocking structure, both can let two equipment under the relatively near circumstances of being separated, be unlikely to direct contact again, glass silk cotton can also increase the gas permeability simultaneously. In addition, the working principle of the cold box is simply described, and the cold box is a group of efficient, heat-insulating and cold-preserving low-temperature heat exchange equipment. The cryogenic separation process is often used, for example, a cold box working at about-100 to-140 ℃ is used in the cryogenic separation process of petroleum pyrolysis gas. The plate type heat exchanger consists of a high-efficiency plate type heat exchanger with a compact structure and a gas-liquid separator. Because of the extremely low temperature, which is very cold-dissipating, and the extremely tight thermal insulation is required, both the heat exchanger and the separator are packaged in a box-shaped article, known as a cold box, with insulation.

Preferably, the plurality of cryogenic pumps are provided with a plurality of pump box pipelines communicated with the corresponding cryogenic pumps. The arrangement of the pump box pipelines communicated with the corresponding cryogenic pumps is convenient for the cryogenic pumps to be communicated with an external structure, so that the gas in the cryogenic pumps is conveniently conveyed out. In addition, the pump box pipelines are correspondingly arranged on the plurality of cryogenic pumps, so that each cryogenic pump is an independent individual and has a corresponding conveying route, and therefore the respective work of the cryogenic pumps is realized, the mutual influence is avoided, the normal work and gas conveying of the other cryogenic pump are not influenced when one cryogenic pump fails, and the work independence is realized.

Preferably, the bottom of the carbon steel structure main body is provided with a plurality of supports. The carbon steel structure is characterized in that the bottom of the carbon steel structure main body is provided with a plurality of supporting structures, so that the whole skid-mounted pump box structure is conveniently supported, the attractiveness is improved, gaps are formed between the supporting structures and the supporting columns, surrounding air circulation is facilitated, and the air permeability is improved. Simultaneously, the arrangement of the support columns enables the corresponding hanging structure to be hung at the positions of the support columns when the skid-mounted pump box structure is required to be carried, so that the whole skid-mounted pump box structure is convenient to carry. Preferably, the bottom of a plurality of support columns is provided with an anti-slip pad, and the anti-slip pad can avoid the slip condition of the skid-mounted pump box structure after being placed, and can ensure stability after being placed. Simultaneously, the anti-slip pad can also prevent that a plurality of support columns from being in contact with the placed position such as the ground, and because the whole skid-mounted pump box structure is heavier, the condition that the support columns are embedded into the ground and are damaged occurs when the whole skid-mounted pump box structure is directly placed, so that the safety is improved.

Preferably, the gaps between several cryopumps are separated by spacers. This is provided only to effectively space apart the several cryopumps.

Preferably, the carbon steel structure body is a carbon steel frame. The carbon steel structure main body is a carbon steel frame, so that the low-temperature pump can be reliably installed and placed, and meanwhile, the weight of the whole carbon steel structure main body can be reduced, and because the weight of the carbon steel structure is very heavy, the carbon steel structure main body is arranged into a frame structure, a large number of hollow structures exist in the middle of the carbon steel structure main body, and therefore the weight of the whole skid-mounted pump box structure is reduced.

Preferably, the plurality of support columns are mainly arranged on one side close to the cryogenic pump, the plurality of support columns comprise six support columns, three support columns are uniformly distributed on the adjacent cryogenic pump, and the other three support columns are uniformly distributed on the middle part of the carbon steel structure main body. Of course, it should be noted that the number of support columns including six is only preferred and not a limiting definition, and that other numbers of support columns are possible, provided that effective support is achieved and no inversion occurs.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, through the arrangement that the plurality of low-temperature pumps are detachably arranged on the carbon steel structure main body, when one or a certain low-temperature pump is found out to be out of order, the other low-temperature pump can be selected to be started through the control panel, so that a user is ensured not to use high-pressure gas because of the failure of one low-temperature pump, and the normal use of the user is ensured, thereby ensuring the performance stability, reliability and emergency of the whole skid-mounted pump box structure, and improving the comfort of user experience. In addition, the skid-mounted pump box structure forms modularization, can be used after being quickly installed on site, improves the installation quality, reduces the on-site workload, saves time for the whole project and saves the construction period; meanwhile, the skid-mounted pump box structure is rooted on the carbon steel structure main body, and a civil foundation is not needed.

The cryopumps are separated, so that when one pump out problem needs to be shut down for maintenance, the cryopumps can be turned on one by one, namely one is in normal operation and the other is in maintenance, and the normal operation of the whole system is not affected. The structure is convenient to install on site, strong in substitution, reliable in operation and capable of being widely used in a pushing mode.

Drawings

FIG. 1 is a schematic diagram of a skid-mounted pump housing structure of the present utility model;

FIG. 2 is a rear side view of FIG. 1;

fig. 3 is a side plan view of fig. 1.

Detailed Description

The utility model is further described below in connection with the following detailed description. Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to be limiting of the present patent; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there is an azimuth or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc., based on the azimuth or positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus terms describing the positional relationship in the drawings are merely illustrative and should not be construed as limitations of the present patent, and specific meanings of the terms described above may be understood by those skilled in the art according to specific circumstances.

Example 1

Fig. 1 to 3 show a first embodiment of a skid-mounted pump box structure according to the present utility model, which includes a carbon steel main body 1, a plurality of cryopumps 2, and a control panel 3, wherein the plurality of cryopumps 2 are disposed on the carbon steel main body 1, and the control panel 3 is electrically connected to the plurality of cryopumps 2. The control panel 3 is provided with a controller, and the controller can be a 51 single chip microcomputer or other control devices capable of controlling the start and stop states of the plurality of cryopumps 2. The corresponding cryopump may be selected for operation as desired.

Wherein, a plurality of cryopumps 2 are detachably disposed on the carbon steel structure main body 1. The plurality of cryopumps are detachably arranged on the carbon steel structure main body, so that the cryopumps are convenient to disassemble and assemble quickly, and the convenience of disassembly and assembly is improved.

In addition, a plurality of cryopumps 2 are provided with gaps therebetween. The plurality of cryopumps 2 are arranged with gaps to avoid that one cryopump of the disassembly and assembly interferes with the adjacent cryopumps, so that each cryopump forms a relatively independent working space, and the stability of the structural performance of the whole skid-mounted pump box is ensured. Preferably, the number of the cryopumps 2 is two, so that the two pumps are separated, and one pump can be stopped and started when one pump out problem needs to be stopped and overhauled, namely, one pump works normally and the other pump overhauls, and the normal operation of the whole system is not influenced. The structure is convenient to install on site, strong in substitution, reliable in operation and capable of being widely used in a pushing mode. It should be noted that the two cryopumps selected here are merely examples, and are not intended to be limiting, and in practice, how many cryopumps are needed may be selected as desired, and are not intended to be limiting.

The carbon steel structure main body 1 is also provided with a cold box pipeline 11 for connecting a cold box, and the cold box pipeline 11 is arranged on one side opposite to the plurality of cryopumps 2. The cold box pipeline for connecting the cold box is further arranged on the carbon steel structure main body, and the cold box pipeline is arranged on one side, opposite to the plurality of low-temperature pumps, of the carbon steel structure main body and is used for conveying out high-pressure gas which is sequentially processed between the low-temperature pumps and the cold box through the cold box pipeline. When the device is needed to be used, the device can be directly used as long as the device is directly connected with a cold box pipeline or welded on site, so that the use convenience is improved. Through setting up like this, whole sled dress formula pump case structure forms the modularization, need use only need with cold box pipeline and external connecting tube link together can, use swiftly effectively and convenient.

In addition, cold box 8 and cryopump 2 intercommunication each other are equipped with the structure 4 that blocks that is used for blockking cold box and cryopump 2 direct contact on the carbon steel constructs main part 1, block the structure 4 and be glass fiber cotton cloth. The cold box is communicated with the cryopump, and the gas input into the cryopump can be input into the cold box for storage after being treated. Be equipped with in the carbon steel structure main part and be used for blockking cold box and cryopump direct contact's blocking structure, blocking structure is glass silk cotton, in order to make whole equipment compacter, can be with the relatively near of cold box and cryopump installation, but also leave the circumstances of the two equipment of maintenance or other needs separation observation of being convenient for, consequently to this kind of circumstances, just set up glass silk cotton as blocking structure, both can let two equipment under the relatively near circumstances of being separated, be unlikely to direct contact again, glass silk cotton can also increase the gas permeability simultaneously. In addition, the working principle of the cold box is simply described, and the cold box is a group of efficient, heat-insulating and cold-preserving low-temperature heat exchange equipment. The cryogenic separation process is often used, for example, a cold box working at about-100 to-140 ℃ is used in the cryogenic separation process of petroleum pyrolysis gas. The plate type heat exchanger consists of a high-efficiency plate type heat exchanger with a compact structure and a gas-liquid separator. Because of the extremely low temperature, which is very cold-dissipating, and the extremely tight thermal insulation is required, both the heat exchanger and the separator are packaged in a box-shaped article, known as a cold box, with insulation.

And the plurality of cryogenic pumps are respectively provided with a plurality of pump box pipelines communicated with the corresponding cryogenic pumps. The arrangement of the pump box pipelines communicated with the corresponding cryogenic pumps is convenient for the cryogenic pumps to be communicated with an external structure, so that the gas in the cryogenic pumps is conveniently conveyed out. In addition, the pump box pipelines are correspondingly arranged on the plurality of cryogenic pumps, so that each cryogenic pump is an independent individual and has a corresponding conveying route, and therefore the respective work of the cryogenic pumps is realized, the mutual influence is avoided, the normal work and gas conveying of the other cryogenic pump are not influenced when one cryogenic pump fails, and the work independence is realized.

In addition, a plurality of support columns 6 are arranged at the bottom of the carbon steel structure main body 1. The arrangement of the carbon steel structure main body 1 bottom provided with a plurality of support columns 6 is convenient for supporting the whole skid-mounted pump box structure, improves the aesthetic property, and has gaps between the support columns, is convenient for circulation of surrounding air, and improves the air permeability. Simultaneously, the arrangement of the support columns enables the corresponding hanging structure to be hung at the positions of the support columns when the skid-mounted pump box structure is required to be carried, so that the whole skid-mounted pump box structure is convenient to carry.

Wherein the gaps between several cryopumps 2 are separated by spacers 7. This is provided only for effectively spacing apart the several cryopumps 2. As shown in the figure, the isolating piece 7 is a frame formed by a plurality of connecting rods with a certain thickness, so that the isolating piece can be effectively isolated, and meanwhile, the effective circulation of air can be ensured.

The carbon steel body 1 is a carbon steel frame. The carbon steel structure main body is a carbon steel frame, so that the low-temperature pump can be reliably installed and placed, and meanwhile, the weight of the whole carbon steel structure main body can be reduced, and because the weight of the carbon steel structure is very heavy, the carbon steel structure main body is arranged into a frame structure, a large number of hollow structures exist in the middle of the carbon steel structure main body, and therefore the weight of the whole skid-mounted pump box structure is reduced.

Example two

The embodiment is similar to the embodiment, and is different in that the bottoms of the supporting columns 6 are provided with the anti-slip pads 9, and the anti-slip pads 9 can avoid the sliding of the skid-mounted pump box after being placed, and can ensure stability after being placed. Simultaneously, the anti-slip pad 9 can also prevent that a plurality of support columns 6 from being in contact with the placed position such as the ground, and because the whole skid-mounted pump box structure is heavier, the situation that the support columns 6 are embedded into the ground and damage the ground occurs when the whole skid-mounted pump box structure is directly placed, so that the safety is improved.

Example III

The difference between this embodiment and the embodiment is that the plurality of support columns 6 are mainly installed on one side close to the cryopump 2, the plurality of support columns 3 include six support columns, three of which are uniformly distributed near the cryopump 2, and the other three are uniformly distributed near the middle of the carbon steel main body 1. It should of course be noted that the number of support columns 3, including six, is only preferred here and is not a limiting rule, as other numbers of support columns are possible, as long as an effective support is achieved and no overturning occurs.

It is to be understood that the above examples of the present utility model are provided by way of illustration only and not by way of limitation of the embodiments of the present utility model. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (10)

1. The utility model provides a sled dress formula pump house structure, its characterized in that includes carbon steel structure main part (1), a plurality of cryopump (2), control panel (3), a plurality of cryopump (2) set up on carbon steel structure main part (1), control panel (3) are connected with a plurality of cryopump (2) electricity.

2. Skid-mounted pump housing structure according to claim 1, characterized in that a plurality of cryogenic pumps (2) are detachably arranged on the carbon steel structure main body (1).

3. Skid-mounted pump housing structure according to claim 2, characterized in that a plurality of cryogenic pumps (2) are arranged with gaps between them.

4. The skid-mounted pump box structure according to claim 2, wherein the carbon steel structure main body (1) is further provided with a cold box pipeline (11) for connecting the cold box (8), and the cold box pipeline (11) is arranged on the side, opposite to the plurality of cryogenic pumps (2), of the carbon steel structure main body (1).

5. The skid-mounted pump box structure according to claim 4, wherein the cold box (8) is communicated with the low-temperature pump (2), and a blocking structure for blocking the cold box (8) from being in direct contact with the low-temperature pump (2) is arranged on the carbon steel structure main body (1), and the blocking structure is glass fiber cotton cloth.

6. The skid-mounted pump box structure according to claim 1, wherein a plurality of pump box pipelines (5) communicated with the corresponding cryogenic pumps (2) are arranged on the cryogenic pumps (2).

7. The skid-mounted pump box structure according to claim 1, wherein a plurality of support columns (6) are arranged at the bottom of the carbon steel structure main body (1).

8. Skid-mounted pump housing structure according to any one of claims 1 to 7, characterized in that the carbon steel structural body (1) is a carbon steel frame.

9. A skid-mounted pump housing structure according to claim 3, characterized in that the gaps between the several cryogenic pumps (2) are separated by spacers (7).

10. Skid-mounted pump housing structure according to claim 7, characterized in that the bottoms of the support columns (6) are provided with skid-proof mats (9).